Merge branches 'devel-fixes', 'devel-cleanup' and 'devel-genirq' into for-next

Documentation/DocBook/genericirq.tmpl

@@ -191,8 +191,8 @@
 	<para>
 	Whenever an interrupt triggers, the lowlevel arch code calls into
 	the generic interrupt code by calling desc->handle_irq().
-	This highlevel IRQ handling function only uses desc->chip primitives
-	referenced by the assigned chip descriptor structure.
+	This highlevel IRQ handling function only uses desc->irq_data.chip
+	primitives referenced by the assigned chip descriptor structure.
 	</para>
     </sect1>
     <sect1 id="Highlevel_Driver_API">
@@ -206,11 +206,11 @@
 	  <listitem><para>enable_irq()</para></listitem>
 	  <listitem><para>disable_irq_nosync() (SMP only)</para></listitem>
 	  <listitem><para>synchronize_irq() (SMP only)</para></listitem>
-	  <listitem><para>set_irq_type()</para></listitem>
-	  <listitem><para>set_irq_wake()</para></listitem>
-	  <listitem><para>set_irq_data()</para></listitem>
-	  <listitem><para>set_irq_chip()</para></listitem>
-	  <listitem><para>set_irq_chip_data()</para></listitem>
+	  <listitem><para>irq_set_irq_type()</para></listitem>
+	  <listitem><para>irq_set_irq_wake()</para></listitem>
+	  <listitem><para>irq_set_handler_data()</para></listitem>
+	  <listitem><para>irq_set_chip()</para></listitem>
+	  <listitem><para>irq_set_chip_data()</para></listitem>
           </itemizedlist>
 	  See the autogenerated function documentation for details.
 	</para>
@@ -225,6 +225,8 @@
 	  <listitem><para>handle_fasteoi_irq</para></listitem>
 	  <listitem><para>handle_simple_irq</para></listitem>
 	  <listitem><para>handle_percpu_irq</para></listitem>
+	  <listitem><para>handle_edge_eoi_irq</para></listitem>
+	  <listitem><para>handle_bad_irq</para></listitem>
 	  </itemizedlist>
 	  The interrupt flow handlers (either predefined or architecture
 	  specific) are assigned to specific interrupts by the architecture
@@ -241,13 +243,13 @@
 		<programlisting>
 default_enable(struct irq_data *data)
 {
-	desc->chip->irq_unmask(data);
+	desc->irq_data.chip->irq_unmask(data);
 }
 
 default_disable(struct irq_data *data)
 {
 	if (!delay_disable(data))
-		desc->chip->irq_mask(data);
+		desc->irq_data.chip->irq_mask(data);
 }
 
 default_ack(struct irq_data *data)
@@ -284,9 +286,9 @@ noop(struct irq_data *data))
 		<para>
 		The following control flow is implemented (simplified excerpt):
 		<programlisting>
-desc->chip->irq_mask();
-handle_IRQ_event(desc->action);
-desc->chip->irq_unmask();
+desc->irq_data.chip->irq_mask_ack();
+handle_irq_event(desc->action);
+desc->irq_data.chip->irq_unmask();
 		</programlisting>
 		</para>
 	    </sect3>
@@ -300,8 +302,8 @@ desc->chip->irq_unmask();
 		<para>
 		The following control flow is implemented (simplified excerpt):
 		<programlisting>
-handle_IRQ_event(desc->action);
-desc->chip->irq_eoi();
+handle_irq_event(desc->action);
+desc->irq_data.chip->irq_eoi();
 		</programlisting>
 		</para>
 	    </sect3>
@@ -315,17 +317,17 @@ desc->chip->irq_eoi();
 		The following control flow is implemented (simplified excerpt):
 		<programlisting>
 if (desc->status &amp; running) {
-	desc->chip->irq_mask();
+	desc->irq_data.chip->irq_mask_ack();
 	desc->status |= pending | masked;
 	return;
 }
-desc->chip->irq_ack();
+desc->irq_data.chip->irq_ack();
 desc->status |= running;
 do {
 	if (desc->status &amp; masked)
-		desc->chip->irq_unmask();
+		desc->irq_data.chip->irq_unmask();
 	desc->status &amp;= ~pending;
-	handle_IRQ_event(desc->action);
+	handle_irq_event(desc->action);
 } while (status &amp; pending);
 desc->status &amp;= ~running;
 		</programlisting>
@@ -344,7 +346,7 @@ desc->status &amp;= ~running;
 		<para>
 		The following control flow is implemented (simplified excerpt):
 		<programlisting>
-handle_IRQ_event(desc->action);
+handle_irq_event(desc->action);
 		</programlisting>
 		</para>
    	    </sect3>
@@ -362,12 +364,29 @@ handle_IRQ_event(desc->action);
 		<para>
 		The following control flow is implemented (simplified excerpt):
 		<programlisting>
-handle_IRQ_event(desc->action);
-if (desc->chip->irq_eoi)
-        desc->chip->irq_eoi();
+if (desc->irq_data.chip->irq_ack)
+	desc->irq_data.chip->irq_ack();
+handle_irq_event(desc->action);
+if (desc->irq_data.chip->irq_eoi)
+        desc->irq_data.chip->irq_eoi();
 		</programlisting>
 		</para>
    	    </sect3>
+	    <sect3 id="EOI_Edge_IRQ_flow_handler">
+	 	<title>EOI Edge IRQ flow handler</title>
+		<para>
+		handle_edge_eoi_irq provides an abnomination of the edge
+		handler which is solely used to tame a badly wreckaged
+		irq controller on powerpc/cell.
+		</para>
+   	    </sect3>
+	    <sect3 id="BAD_IRQ_flow_handler">
+	 	<title>Bad IRQ flow handler</title>
+		<para>
+		handle_bad_irq is used for spurious interrupts which
+		have no real handler assigned..
+		</para>
+   	    </sect3>
 	</sect2>
 	<sect2 id="Quirks_and_optimizations">
 	<title>Quirks and optimizations</title>
@@ -410,6 +429,7 @@ if (desc->chip->irq_eoi)
 	  <listitem><para>irq_mask_ack() - Optional, recommended for performance</para></listitem>
 	  <listitem><para>irq_mask()</para></listitem>
 	  <listitem><para>irq_unmask()</para></listitem>
+	  <listitem><para>irq_eoi() - Optional, required for eoi flow handlers</para></listitem>
 	  <listitem><para>irq_retrigger() - Optional</para></listitem>
 	  <listitem><para>irq_set_type() - Optional</para></listitem>
 	  <listitem><para>irq_set_wake() - Optional</para></listitem>
@@ -424,32 +444,24 @@ if (desc->chip->irq_eoi)
   <chapter id="doirq">
      <title>__do_IRQ entry point</title>
      <para>
- 	The original implementation __do_IRQ() is an alternative entry
-	point for all types of interrupts.
+	The original implementation __do_IRQ() was an alternative entry
+	point for all types of interrupts. It not longer exists.
      </para>
      <para>
 	This handler turned out to be not suitable for all
 	interrupt hardware and was therefore reimplemented with split
-	functionality for egde/level/simple/percpu interrupts. This is not
+	functionality for edge/level/simple/percpu interrupts. This is not
 	only a functional optimization. It also shortens code paths for
 	interrupts.
       </para>
-      <para>
-	To make use of the split implementation, replace the call to
-	__do_IRQ by a call to desc->handle_irq() and associate
-        the appropriate handler function to desc->handle_irq().
-	In most cases the generic handler implementations should
-	be sufficient.
-     </para>
   </chapter>
 
   <chapter id="locking">
      <title>Locking on SMP</title>
      <para>
 	The locking of chip registers is up to the architecture that
-	defines the chip primitives. There is a chip->lock field that can be used
-	for serialization, but the generic layer does not touch it. The per-irq
-	structure is protected via desc->lock, by the generic layer.
+	defines the chip primitives. The per-irq structure is
+	protected via desc->lock, by the generic layer.
      </para>
   </chapter>
   <chapter id="structs">

arch/arm/configs/omap2plus_defconfig

@@ -21,58 +21,22 @@ CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
 # CONFIG_BLK_DEV_BSG is not set
 CONFIG_ARCH_OMAP=y
-CONFIG_ARCH_OMAP2=y
-CONFIG_ARCH_OMAP3=y
-CONFIG_ARCH_OMAP4=y
 CONFIG_OMAP_RESET_CLOCKS=y
 CONFIG_OMAP_MUX_DEBUG=y
-CONFIG_OMAP_32K_TIMER=y
-CONFIG_MACH_OMAP_GENERIC=y
-CONFIG_ARCH_OMAP2420=y
-CONFIG_ARCH_OMAP2430=y
-CONFIG_ARCH_OMAP3430=y
-CONFIG_MACH_OMAP_H4=y
-CONFIG_MACH_OMAP_APOLLON=y
-CONFIG_MACH_OMAP_2430SDP=y
-CONFIG_MACH_OMAP3_BEAGLE=y
-CONFIG_MACH_DEVKIT8000=y
-CONFIG_MACH_OMAP_LDP=y
-CONFIG_MACH_OVERO=y
-CONFIG_MACH_OMAP3EVM=y
-CONFIG_MACH_OMAP3517EVM=y
-CONFIG_MACH_OMAP3_PANDORA=y
-CONFIG_MACH_OMAP3_TOUCHBOOK=y
-CONFIG_MACH_OMAP_3430SDP=y
-CONFIG_MACH_NOKIA_N8X0=y
-CONFIG_MACH_NOKIA_RX51=y
-CONFIG_MACH_OMAP_ZOOM2=y
-CONFIG_MACH_OMAP_ZOOM3=y
-CONFIG_MACH_CM_T35=y
-CONFIG_MACH_IGEP0020=y
-CONFIG_MACH_SBC3530=y
-CONFIG_MACH_OMAP_3630SDP=y
-CONFIG_MACH_OMAP_4430SDP=y
 CONFIG_ARM_THUMBEE=y
-CONFIG_ARM_L1_CACHE_SHIFT=5
 CONFIG_ARM_ERRATA_411920=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=2
-# CONFIG_LOCAL_TIMERS is not set
-CONFIG_AEABI=y
 CONFIG_LEDS=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_CMDLINE="root=/dev/mmcblk0p2 rootwait console=ttyO2,115200"
 CONFIG_KEXEC=y
 CONFIG_FPE_NWFPE=y
-CONFIG_VFP=y
-CONFIG_NEON=y
 CONFIG_BINFMT_MISC=y
-CONFIG_PM=y
 CONFIG_PM_DEBUG=y
-CONFIG_PM_RUNTIME=y
 CONFIG_NET=y
 CONFIG_PACKET=y
 CONFIG_UNIX=y
@@ -89,14 +53,6 @@ CONFIG_IP_PNP_RARP=y
 # CONFIG_IPV6 is not set
 CONFIG_NETFILTER=y
 CONFIG_BT=m
-CONFIG_BT_L2CAP=m
-CONFIG_BT_SCO=m
-CONFIG_BT_RFCOMM=y
-CONFIG_BT_RFCOMM_TTY=y
-CONFIG_BT_BNEP=m
-CONFIG_BT_BNEP_MC_FILTER=y
-CONFIG_BT_BNEP_PROTO_FILTER=y
-CONFIG_BT_HIDP=m
 CONFIG_BT_HCIUART=m
 CONFIG_BT_HCIUART_H4=y
 CONFIG_BT_HCIUART_BCSP=y
@@ -107,11 +63,9 @@ CONFIG_CFG80211=m
 CONFIG_MAC80211=m
 CONFIG_MAC80211_RC_PID=y
 CONFIG_MAC80211_RC_DEFAULT_PID=y
-CONFIG_MAC80211_LEDS=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_CONNECTOR=y
 CONFIG_MTD=y
-CONFIG_MTD_CONCAT=y
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_CHAR=y
 CONFIG_MTD_BLOCK=y
@@ -127,7 +81,6 @@ CONFIG_MTD_UBI=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=16384
-CONFIG_EEPROM_LEGACY=y
 CONFIG_SCSI=y
 CONFIG_BLK_DEV_SD=y
 CONFIG_SCSI_MULTI_LUN=y
@@ -158,19 +111,15 @@ CONFIG_TOUCHSCREEN_ADS7846=y
 CONFIG_INPUT_MISC=y
 CONFIG_INPUT_TWL4030_PWRBUTTON=y
 CONFIG_VT_HW_CONSOLE_BINDING=y
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y
+# CONFIG_LEGACY_PTYS is not set
 CONFIG_SERIAL_8250_NR_UARTS=32
 CONFIG_SERIAL_8250_EXTENDED=y
 CONFIG_SERIAL_8250_MANY_PORTS=y
 CONFIG_SERIAL_8250_SHARE_IRQ=y
 CONFIG_SERIAL_8250_DETECT_IRQ=y
 CONFIG_SERIAL_8250_RSA=y
-# CONFIG_LEGACY_PTYS is not set
 CONFIG_HW_RANDOM=y
-CONFIG_I2C=y
 CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_OMAP=y
 CONFIG_SPI=y
 CONFIG_SPI_OMAP24XX=y
 CONFIG_DEBUG_GPIO=y
@@ -181,10 +130,6 @@ CONFIG_POWER_SUPPLY=y
 CONFIG_WATCHDOG=y
 CONFIG_OMAP_WATCHDOG=y
 CONFIG_TWL4030_WATCHDOG=y
-CONFIG_MENELAUS=y
-CONFIG_TWL4030_CORE=y
-CONFIG_TWL4030_POWER=y
-CONFIG_REGULATOR=y
 CONFIG_REGULATOR_TWL4030=y
 CONFIG_REGULATOR_TPS65023=y
 CONFIG_REGULATOR_TPS6507X=y
@@ -208,7 +153,6 @@ CONFIG_BACKLIGHT_LCD_SUPPORT=y
 CONFIG_LCD_CLASS_DEVICE=y
 CONFIG_LCD_PLATFORM=y
 CONFIG_DISPLAY_SUPPORT=y
-# CONFIG_VGA_CONSOLE is not set
 CONFIG_FRAMEBUFFER_CONSOLE=y
 CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
 CONFIG_FONTS=y
@@ -217,25 +161,20 @@ CONFIG_FONT_8x16=y
 CONFIG_LOGO=y
 CONFIG_SOUND=m
 CONFIG_SND=m
-CONFIG_SND_MIXER_OSS=y
-CONFIG_SND_PCM_OSS=y
+CONFIG_SND_MIXER_OSS=m
+CONFIG_SND_PCM_OSS=m
 CONFIG_SND_VERBOSE_PRINTK=y
 CONFIG_SND_DEBUG=y
-CONFIG_SND_USB_AUDIO=y
-CONFIG_SND_SOC=y
-CONFIG_SND_OMAP_SOC=y
-CONFIG_SND_OMAP_SOC_OMAP3_PANDORA=y
+CONFIG_SND_USB_AUDIO=m
+CONFIG_SND_SOC=m
+CONFIG_SND_OMAP_SOC=m
+CONFIG_SND_OMAP_SOC_OMAP3_PANDORA=m
 CONFIG_USB=y
 CONFIG_USB_DEBUG=y
 CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
 CONFIG_USB_DEVICEFS=y
 CONFIG_USB_SUSPEND=y
-# CONFIG_USB_OTG_WHITELIST is not set
 CONFIG_USB_MON=y
-# CONFIG_USB_MUSB_HDRC is not set
-# CONFIG_USB_MUSB_OTG is not set
-# CONFIG_USB_GADGET_MUSB_HDRC is not set
-CONFIG_USB_MUSB_DEBUG=y
 CONFIG_USB_WDM=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_LIBUSUAL=y
@@ -250,18 +189,12 @@ CONFIG_MMC_UNSAFE_RESUME=y
 CONFIG_SDIO_UART=y
 CONFIG_MMC_OMAP=y
 CONFIG_MMC_OMAP_HS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_GPIO=y
-CONFIG_LEDS_TRIGGER_TIMER=y
-CONFIG_LEDS_TRIGGER_HEARTBEAT=y
-CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_TWL92330=y
 CONFIG_RTC_DRV_TWL4030=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 # CONFIG_EXT3_FS_XATTR is not set
-CONFIG_INOTIFY=y
 CONFIG_QUOTA=y
 CONFIG_QFMT_V2=y
 CONFIG_MSDOS_FS=y
@@ -285,12 +218,10 @@ CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ISO8859_1=y
 CONFIG_PRINTK_TIME=y
 CONFIG_MAGIC_SYSRQ=y
-CONFIG_DEBUG_FS=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_SCHEDSTATS=y
 CONFIG_TIMER_STATS=y
 CONFIG_PROVE_LOCKING=y
-# CONFIG_LOCK_STAT is not set
 CONFIG_DEBUG_SPINLOCK_SLEEP=y
 # CONFIG_DEBUG_BUGVERBOSE is not set
 CONFIG_DEBUG_INFO=y

arch/arm/mach-omap2/Kconfig

@@ -288,6 +288,7 @@ config MACH_IGEP0030
 	depends on ARCH_OMAP3
 	default y
 	select OMAP_PACKAGE_CBB
+	select MACH_IGEP0020
 
 config MACH_SBC3530
 	bool "OMAP3 SBC STALKER board"

arch/arm/mach-omap2/Makefile

@@ -229,8 +229,6 @@ obj-$(CONFIG_MACH_CM_T35)		+= board-cm-t35.o \
 obj-$(CONFIG_MACH_CM_T3517)		+= board-cm-t3517.o
 obj-$(CONFIG_MACH_IGEP0020)		+= board-igep0020.o \
 					   hsmmc.o
-obj-$(CONFIG_MACH_IGEP0030)		+= board-igep0030.o \
-					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK)	+= board-omap3touchbook.o \
 					   hsmmc.o
 obj-$(CONFIG_MACH_OMAP_4430SDP)		+= board-4430sdp.o \
@@ -270,3 +268,5 @@ obj-$(CONFIG_ARCH_OMAP4)		+= hwspinlock.o
 
 disp-$(CONFIG_OMAP2_DSS)		:= display.o
 obj-y					+= $(disp-m) $(disp-y)
+
+obj-y					+= common-board-devices.o

arch/arm/mach-omap2/board-2430sdp.c

@@ -41,6 +41,7 @@
 
 #include "mux.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define SDP2430_CS0_BASE	0x04000000
 #define SECONDARY_LCD_GPIO		147
@@ -180,15 +181,6 @@ static struct twl4030_platform_data sdp2430_twldata = {
 	.vmmc1		= &sdp2430_vmmc1,
 };
 
-static struct i2c_board_info __initdata sdp2430_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_24XX_SYS_NIRQ,
-		.platform_data = &sdp2430_twldata,
-	},
-};
-
 static struct i2c_board_info __initdata sdp2430_i2c1_boardinfo[] = {
 	{
 		I2C_BOARD_INFO("isp1301_omap", 0x2D),
@@ -201,8 +193,7 @@ static int __init omap2430_i2c_init(void)
 {
 	omap_register_i2c_bus(1, 100, sdp2430_i2c1_boardinfo,
 			ARRAY_SIZE(sdp2430_i2c1_boardinfo));
-	omap_register_i2c_bus(2, 2600, sdp2430_i2c_boardinfo,
-			ARRAY_SIZE(sdp2430_i2c_boardinfo));
+	omap2_pmic_init("twl4030", &sdp2430_twldata);
 	return 0;
 }
 
@@ -217,11 +208,6 @@ static struct omap2_hsmmc_info mmc[] __initdata = {
 	{}	/* Terminator */
 };
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
 static struct omap_usb_config sdp2430_usb_config __initdata = {
 	.otg		= 1,
 #ifdef  CONFIG_USB_GADGET_OMAP
@@ -240,8 +226,6 @@ static struct omap_board_mux board_mux[] __initdata = {
 
 static void __init omap_2430sdp_init(void)
 {
-	int ret;
-
 	omap2430_mux_init(board_mux, OMAP_PACKAGE_ZAC);
 
 	omap_board_config = sdp2430_config;
@@ -255,14 +239,13 @@ static void __init omap_2430sdp_init(void)
 	omap2_usbfs_init(&sdp2430_usb_config);
 
 	omap_mux_init_signal("usb0hs_stp", OMAP_PULL_ENA | OMAP_PULL_UP);
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 
 	board_smc91x_init();
 
 	/* Turn off secondary LCD backlight */
-	ret = gpio_request(SECONDARY_LCD_GPIO, "Secondary LCD backlight");
-	if (ret == 0)
-		gpio_direction_output(SECONDARY_LCD_GPIO, 0);
+	gpio_request_one(SECONDARY_LCD_GPIO, GPIOF_OUT_INIT_LOW,
+			 "Secondary LCD backlight");
 }
 
 static void __init omap_2430sdp_map_io(void)

arch/arm/mach-omap2/board-3430sdp.c

@@ -19,7 +19,6 @@
 #include <linux/input.h>
 #include <linux/input/matrix_keypad.h>
 #include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
 #include <linux/i2c/twl.h>
 #include <linux/regulator/machine.h>
 #include <linux/io.h>
@@ -48,6 +47,7 @@
 #include "hsmmc.h"
 #include "pm.h"
 #include "control.h"
+#include "common-board-devices.h"
 
 #define CONFIG_DISABLE_HFCLK 1
 
@@ -123,63 +123,14 @@ static struct twl4030_keypad_data sdp3430_kp_data = {
 	.rep		= 1,
 };
 
-static int ts_gpio;	/* Needed for ads7846_get_pendown_state */
-
-/**
- * @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq
- *
- * @return - void. If request gpio fails then Flag KERN_ERR.
- */
-static void ads7846_dev_init(void)
-{
-	if (gpio_request(ts_gpio, "ADS7846 pendown") < 0) {
-		printk(KERN_ERR "can't get ads746 pen down GPIO\n");
-		return;
-	}
-
-	gpio_direction_input(ts_gpio);
-	gpio_set_debounce(ts_gpio, 310);
-}
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(ts_gpio);
-}
-
-static struct ads7846_platform_data tsc2046_config __initdata = {
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-	.wakeup				= true,
-};
-
-
-static struct omap2_mcspi_device_config tsc2046_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
-	[0] = {
-		/*
-		 * TSC2046 operates at a max freqency of 2MHz, so
-		 * operate slightly below at 1.5MHz
-		 */
-		.modalias		= "ads7846",
-		.bus_num		= 1,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &tsc2046_mcspi_config,
-		.irq			= 0,
-		.platform_data		= &tsc2046_config,
-	},
-};
-
-
 #define SDP3430_LCD_PANEL_BACKLIGHT_GPIO	8
 #define SDP3430_LCD_PANEL_ENABLE_GPIO		5
 
-static unsigned backlight_gpio;
-static unsigned enable_gpio;
+static struct gpio sdp3430_dss_gpios[] __initdata = {
+	{SDP3430_LCD_PANEL_ENABLE_GPIO,    GPIOF_OUT_INIT_LOW, "LCD reset"    },
+	{SDP3430_LCD_PANEL_BACKLIGHT_GPIO, GPIOF_OUT_INIT_LOW, "LCD Backlight"},
+};
+
 static int lcd_enabled;
 static int dvi_enabled;
 
@@ -187,29 +138,11 @@ static void __init sdp3430_display_init(void)
 {
 	int r;
 
-	enable_gpio    = SDP3430_LCD_PANEL_ENABLE_GPIO;
-	backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO;
-
-	r = gpio_request(enable_gpio, "LCD reset");
-	if (r) {
-		printk(KERN_ERR "failed to get LCD reset GPIO\n");
-		goto err0;
-	}
-
-	r = gpio_request(backlight_gpio, "LCD Backlight");
-	if (r) {
-		printk(KERN_ERR "failed to get LCD backlight GPIO\n");
-		goto err1;
-	}
+	r = gpio_request_array(sdp3430_dss_gpios,
+			       ARRAY_SIZE(sdp3430_dss_gpios));
+	if (r)
+		printk(KERN_ERR "failed to get LCD control GPIOs\n");
 
-	gpio_direction_output(enable_gpio, 0);
-	gpio_direction_output(backlight_gpio, 0);
-
-	return;
-err1:
-	gpio_free(enable_gpio);
-err0:
-	return;
 }
 
 static int sdp3430_panel_enable_lcd(struct omap_dss_device *dssdev)
@@ -219,8 +152,8 @@ static int sdp3430_panel_enable_lcd(struct omap_dss_device *dssdev)
 		return -EINVAL;
 	}
 
-	gpio_direction_output(enable_gpio, 1);
-	gpio_direction_output(backlight_gpio, 1);
+	gpio_direction_output(SDP3430_LCD_PANEL_ENABLE_GPIO, 1);
+	gpio_direction_output(SDP3430_LCD_PANEL_BACKLIGHT_GPIO, 1);
 
 	lcd_enabled = 1;
 
@@ -231,8 +164,8 @@ static void sdp3430_panel_disable_lcd(struct omap_dss_device *dssdev)
 {
 	lcd_enabled = 0;
 
-	gpio_direction_output(enable_gpio, 0);
-	gpio_direction_output(backlight_gpio, 0);
+	gpio_direction_output(SDP3430_LCD_PANEL_ENABLE_GPIO, 0);
+	gpio_direction_output(SDP3430_LCD_PANEL_BACKLIGHT_GPIO, 0);
 }
 
 static int sdp3430_panel_enable_dvi(struct omap_dss_device *dssdev)
@@ -360,12 +293,10 @@ static int sdp3430_twl_gpio_setup(struct device *dev,
 	omap2_hsmmc_init(mmc);
 
 	/* gpio + 7 is "sub_lcd_en_bkl" (output/PWM1) */
-	gpio_request(gpio + 7, "sub_lcd_en_bkl");
-	gpio_direction_output(gpio + 7, 0);
+	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "sub_lcd_en_bkl");
 
 	/* gpio + 15 is "sub_lcd_nRST" (output) */
-	gpio_request(gpio + 15, "sub_lcd_nRST");
-	gpio_direction_output(gpio + 15, 0);
+	gpio_request_one(gpio + 15, GPIOF_OUT_INIT_LOW, "sub_lcd_nRST");
 
 	return 0;
 }
@@ -580,20 +511,10 @@ static struct twl4030_platform_data sdp3430_twldata = {
 	.vpll2		= &sdp3430_vpll2,
 };
 
-static struct i2c_board_info __initdata sdp3430_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &sdp3430_twldata,
-	},
-};
-
 static int __init omap3430_i2c_init(void)
 {
 	/* i2c1 for PMIC only */
-	omap_register_i2c_bus(1, 2600, sdp3430_i2c_boardinfo,
-			ARRAY_SIZE(sdp3430_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &sdp3430_twldata);
 	/* i2c2 on camera connector (for sensor control) and optional isp1301 */
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	/* i2c3 on display connector (for DVI, tfp410) */
@@ -872,14 +793,10 @@ static struct flash_partitions sdp_flash_partitions[] = {
 	},
 };
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static void __init omap_3430sdp_init(void)
 {
+	int gpio_pendown;
+
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 	omap_board_config = sdp3430_config;
 	omap_board_config_size = ARRAY_SIZE(sdp3430_config);
@@ -887,15 +804,12 @@ static void __init omap_3430sdp_init(void)
 	omap3430_i2c_init();
 	omap_display_init(&sdp3430_dss_data);
 	if (omap_rev() > OMAP3430_REV_ES1_0)
-		ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV2;
+		gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV2;
 	else
-		ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV1;
-	sdp3430_spi_board_info[0].irq = gpio_to_irq(ts_gpio);
-	spi_register_board_info(sdp3430_spi_board_info,
-				ARRAY_SIZE(sdp3430_spi_board_info));
-	ads7846_dev_init();
+		gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV1;
+	omap_ads7846_init(1, gpio_pendown, 310, NULL);
 	board_serial_init();
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	board_smc91x_init();
 	board_flash_init(sdp_flash_partitions, chip_sel_3430, 0);
 	sdp3430_display_init();

arch/arm/mach-omap2/board-4430sdp.c

@@ -42,6 +42,7 @@
 #include "hsmmc.h"
 #include "timer-gp.h"
 #include "control.h"
+#include "common-board-devices.h"
 
 #define ETH_KS8851_IRQ			34
 #define ETH_KS8851_POWER_ON		48
@@ -251,58 +252,22 @@ static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
 	},
 };
 
+static struct gpio sdp4430_eth_gpios[] __initdata = {
+	{ ETH_KS8851_POWER_ON,	GPIOF_OUT_INIT_HIGH,	"eth_power"	},
+	{ ETH_KS8851_QUART,	GPIOF_OUT_INIT_HIGH,	"quart"		},
+	{ ETH_KS8851_IRQ,	GPIOF_IN,		"eth_irq"	},
+};
+
 static int omap_ethernet_init(void)
 {
 	int status;
 
 	/* Request of GPIO lines */
+	status = gpio_request_array(sdp4430_eth_gpios,
+				    ARRAY_SIZE(sdp4430_eth_gpios));
+	if (status)
+		pr_err("Cannot request ETH GPIOs\n");
 
-	status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
-		return status;
-	}
-
-	status = gpio_request(ETH_KS8851_QUART, "quart");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
-		goto error1;
-	}
-
-	status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
-		goto error2;
-	}
-
-	/* Configuration of requested GPIO lines */
-
-	status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
-	if (status) {
-		pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
-		goto error3;
-	}
-
-	status = gpio_direction_output(ETH_KS8851_QUART, 1);
-	if (status) {
-		pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
-		goto error3;
-	}
-
-	status = gpio_direction_input(ETH_KS8851_IRQ);
-	if (status) {
-		pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
-		goto error3;
-	}
-
-	return 0;
-
-error3:
-	gpio_free(ETH_KS8851_IRQ);
-error2:
-	gpio_free(ETH_KS8851_QUART);
-error1:
-	gpio_free(ETH_KS8851_POWER_ON);
 	return status;
 }
 
@@ -575,14 +540,6 @@ static struct twl4030_platform_data sdp4430_twldata = {
 	.usb		= &omap4_usbphy_data
 };
 
-static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl6030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = OMAP44XX_IRQ_SYS_1N,
-		.platform_data = &sdp4430_twldata,
-	},
-};
 static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = {
 	{
 		I2C_BOARD_INFO("tmp105", 0x48),
@@ -598,12 +555,7 @@ static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = {
 };
 static int __init omap4_i2c_init(void)
 {
-	/*
-	 * Phoenix Audio IC needs I2C1 to
-	 * start with 400 KHz or less
-	 */
-	omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
-			ARRAY_SIZE(sdp4430_i2c_boardinfo));
+	omap4_pmic_init("twl6030", &sdp4430_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo,
 				ARRAY_SIZE(sdp4430_i2c_3_boardinfo));
@@ -614,21 +566,13 @@ static int __init omap4_i2c_init(void)
 
 static void __init omap_sfh7741prox_init(void)
 {
-	int  error;
+	int error;
 
-	error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741");
-	if (error < 0) {
+	error = gpio_request_one(OMAP4_SFH7741_ENABLE_GPIO,
+				 GPIOF_OUT_INIT_LOW, "sfh7741");
+	if (error < 0)
 		pr_err("%s:failed to request GPIO %d, error %d\n",
 			__func__, OMAP4_SFH7741_ENABLE_GPIO, error);
-		return;
-	}
-
-	error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0);
-	if (error < 0) {
-		pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n",
-			 __func__, OMAP4_SFH7741_ENABLE_GPIO, error);
-		gpio_free(OMAP4_SFH7741_ENABLE_GPIO);
-	}
 }
 
 static void sdp4430_hdmi_mux_init(void)
@@ -645,27 +589,19 @@ static void sdp4430_hdmi_mux_init(void)
 			OMAP_PIN_INPUT_PULLUP);
 }
 
+static struct gpio sdp4430_hdmi_gpios[] = {
+	{ HDMI_GPIO_HPD,	GPIOF_OUT_INIT_HIGH,	"hdmi_gpio_hpd"   },
+	{ HDMI_GPIO_LS_OE,	GPIOF_OUT_INIT_HIGH,	"hdmi_gpio_ls_oe" },
+};
+
 static int sdp4430_panel_enable_hdmi(struct omap_dss_device *dssdev)
 {
 	int status;
 
-	status = gpio_request_one(HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH,
-							"hdmi_gpio_hpd");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", HDMI_GPIO_HPD);
-		return status;
-	}
-	status = gpio_request_one(HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH,
-							"hdmi_gpio_ls_oe");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", HDMI_GPIO_LS_OE);
-		goto error1;
-	}
-
-	return 0;
-
-error1:
-	gpio_free(HDMI_GPIO_HPD);
+	status = gpio_request_array(sdp4430_hdmi_gpios,
+				    ARRAY_SIZE(sdp4430_hdmi_gpios));
+	if (status)
+		pr_err("%s: Cannot request HDMI GPIOs\n", __func__);
 
 	return status;
 }

arch/arm/mach-omap2/board-am3517crane.c

@@ -89,19 +89,13 @@ static void __init am3517_crane_init(void)
 		return;
 	}
 
-	ret = gpio_request(GPIO_USB_POWER, "usb_ehci_enable");
+	ret = gpio_request_one(GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH,
+			       "usb_ehci_enable");
 	if (ret < 0) {
 		pr_err("Can not request GPIO %d\n", GPIO_USB_POWER);
 		return;
 	}
 
-	ret = gpio_direction_output(GPIO_USB_POWER, 1);
-	if (ret < 0) {
-		gpio_free(GPIO_USB_POWER);
-		pr_err("Unable to initialize EHCI power\n");
-		return;
-	}
-
 	usbhs_init(&usbhs_bdata);
 }
 

arch/arm/mach-omap2/board-am3517evm.c

@@ -174,19 +174,14 @@ static void __init am3517_evm_rtc_init(void)
 	int r;
 
 	omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP);
-	r = gpio_request(GPIO_RTCS35390A_IRQ, "rtcs35390a-irq");
+
+	r = gpio_request_one(GPIO_RTCS35390A_IRQ, GPIOF_IN, "rtcs35390a-irq");
 	if (r < 0) {
 		printk(KERN_WARNING "failed to request GPIO#%d\n",
 				GPIO_RTCS35390A_IRQ);
 		return;
 	}
-	r = gpio_direction_input(GPIO_RTCS35390A_IRQ);
-	if (r < 0) {
-		printk(KERN_WARNING "GPIO#%d cannot be configured as input\n",
-				GPIO_RTCS35390A_IRQ);
-		gpio_free(GPIO_RTCS35390A_IRQ);
-		return;
-	}
+
 	am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ);
 }
 
@@ -242,6 +237,15 @@ static int dvi_enabled;
 
 #if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
 		defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
+static struct gpio am3517_evm_dss_gpios[] __initdata = {
+	/* GPIO 182 = LCD Backlight Power */
+	{ LCD_PANEL_BKLIGHT_PWR, GPIOF_OUT_INIT_HIGH, "lcd_backlight_pwr" },
+	/* GPIO 181 = LCD Panel PWM */
+	{ LCD_PANEL_PWM,	 GPIOF_OUT_INIT_HIGH, "lcd bl enable"	  },
+	/* GPIO 176 = LCD Panel Power enable pin */
+	{ LCD_PANEL_PWR,	 GPIOF_OUT_INIT_HIGH, "dvi enable"	  },
+};
+
 static void __init am3517_evm_display_init(void)
 {
 	int r;
@@ -249,41 +253,15 @@ static void __init am3517_evm_display_init(void)
 	omap_mux_init_gpio(LCD_PANEL_PWR, OMAP_PIN_INPUT_PULLUP);
 	omap_mux_init_gpio(LCD_PANEL_BKLIGHT_PWR, OMAP_PIN_INPUT_PULLDOWN);
 	omap_mux_init_gpio(LCD_PANEL_PWM, OMAP_PIN_INPUT_PULLDOWN);
-	/*
-	 * Enable GPIO 182 = LCD Backlight Power
-	 */
-	r = gpio_request(LCD_PANEL_BKLIGHT_PWR, "lcd_backlight_pwr");
+
+	r = gpio_request_array(am3517_evm_dss_gpios,
+			       ARRAY_SIZE(am3517_evm_dss_gpios));
 	if (r) {
-		printk(KERN_ERR "failed to get lcd_backlight_pwr\n");
+		printk(KERN_ERR "failed to get DSS panel control GPIOs\n");
 		return;
 	}
-	gpio_direction_output(LCD_PANEL_BKLIGHT_PWR, 1);
-	/*
-	 * Enable GPIO 181 = LCD Panel PWM
-	 */
-	r = gpio_request(LCD_PANEL_PWM, "lcd_pwm");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_pwm\n");
-		goto err_1;
-	}
-	gpio_direction_output(LCD_PANEL_PWM, 1);
-	/*
-	 * Enable GPIO 176 = LCD Panel Power enable pin
-	 */
-	r = gpio_request(LCD_PANEL_PWR, "lcd_panel_pwr");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_pwr\n");
-		goto err_2;
-	}
-	gpio_direction_output(LCD_PANEL_PWR, 1);
 
 	printk(KERN_INFO "Display initialized successfully\n");
-	return;
-
-err_2:
-	gpio_free(LCD_PANEL_PWM);
-err_1:
-	gpio_free(LCD_PANEL_BKLIGHT_PWR);
 }
 #else
 static void __init am3517_evm_display_init(void) {}

arch/arm/mach-omap2/board-apollon.c

@@ -202,6 +202,7 @@ static inline void __init apollon_init_smc91x(void)
 	unsigned int rate;
 	struct clk *gpmc_fck;
 	int eth_cs;
+	int err;
 
 	gpmc_fck = clk_get(NULL, "gpmc_fck");	/* Always on ENABLE_ON_INIT */
 	if (IS_ERR(gpmc_fck)) {
@@ -245,15 +246,13 @@ static inline void __init apollon_init_smc91x(void)
 	apollon_smc91x_resources[0].end   = base + 0x30f;
 	udelay(100);
 
-	omap_mux_init_gpio(74, 0);
-	if (gpio_request(APOLLON_ETHR_GPIO_IRQ, "SMC91x irq") < 0) {
+	omap_mux_init_gpio(APOLLON_ETHR_GPIO_IRQ, 0);
+	err = gpio_request_one(APOLLON_ETHR_GPIO_IRQ, GPIOF_IN, "SMC91x irq");
+	if (err) {
 		printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
 			APOLLON_ETHR_GPIO_IRQ);
 		gpmc_cs_free(APOLLON_ETH_CS);
-		goto out;
 	}
-	gpio_direction_input(APOLLON_ETHR_GPIO_IRQ);
-
 out:
 	clk_disable(gpmc_fck);
 	clk_put(gpmc_fck);
@@ -280,20 +279,19 @@ static void __init omap_apollon_init_early(void)
 	omap2_init_common_devices(NULL, NULL);
 }
 
+static struct gpio apollon_gpio_leds[] __initdata = {
+	{ LED0_GPIO13, GPIOF_OUT_INIT_LOW, "LED0" }, /* LED0 - AA10 */
+	{ LED1_GPIO14, GPIOF_OUT_INIT_LOW, "LED1" }, /* LED1 - AA6  */
+	{ LED2_GPIO15, GPIOF_OUT_INIT_LOW, "LED2" }, /* LED2 - AA4  */
+};
+
 static void __init apollon_led_init(void)
 {
-	/* LED0 - AA10 */
 	omap_mux_init_signal("vlynq_clk.gpio_13", 0);
-	gpio_request(LED0_GPIO13, "LED0");
-	gpio_direction_output(LED0_GPIO13, 0);
-	/* LED1  - AA6 */
 	omap_mux_init_signal("vlynq_rx1.gpio_14", 0);
-	gpio_request(LED1_GPIO14, "LED1");
-	gpio_direction_output(LED1_GPIO14, 0);
-	/* LED2  - AA4 */
 	omap_mux_init_signal("vlynq_rx0.gpio_15", 0);
-	gpio_request(LED2_GPIO15, "LED2");
-	gpio_direction_output(LED2_GPIO15, 0);
+
+	gpio_request_array(apollon_gpio_leds, ARRAY_SIZE(apollon_gpio_leds));
 }
 
 static void __init apollon_usb_init(void)
@@ -301,8 +299,7 @@ static void __init apollon_usb_init(void)
 	/* USB device */
 	/* DEVICE_SUSPEND */
 	omap_mux_init_signal("mcbsp2_clkx.gpio_12", 0);
-	gpio_request(12, "USB suspend");
-	gpio_direction_output(12, 0);
+	gpio_request_one(12, GPIOF_OUT_INIT_LOW, "USB suspend");
 	omap2_usbfs_init(&apollon_usb_config);
 }
 

arch/arm/mach-omap2/board-cm-t35.c

@@ -54,6 +54,7 @@
 #include "mux.h"
 #include "sdram-micron-mt46h32m32lf-6.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define CM_T35_GPIO_PENDOWN	57
 
@@ -66,86 +67,28 @@
 
 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 #include <linux/smsc911x.h>
+#include <plat/gpmc-smsc911x.h>
 
-static struct smsc911x_platform_config cm_t35_smsc911x_config = {
-	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
-	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
-	.phy_interface	= PHY_INTERFACE_MODE_MII,
-};
-
-static struct resource cm_t35_smsc911x_resources[] = {
-	{
-		.flags	= IORESOURCE_MEM,
-	},
-	{
-		.start	= OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
-		.end	= OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
-};
-
-static struct platform_device cm_t35_smsc911x_device = {
-	.name		= "smsc911x",
+static struct omap_smsc911x_platform_data cm_t35_smsc911x_cfg = {
 	.id		= 0,
-	.num_resources	= ARRAY_SIZE(cm_t35_smsc911x_resources),
-	.resource	= cm_t35_smsc911x_resources,
-	.dev		= {
-		.platform_data = &cm_t35_smsc911x_config,
-	},
-};
-
-static struct resource sb_t35_smsc911x_resources[] = {
-	{
-		.flags	= IORESOURCE_MEM,
-	},
-	{
-		.start	= OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
-		.end	= OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
+	.cs             = CM_T35_SMSC911X_CS,
+	.gpio_irq       = CM_T35_SMSC911X_GPIO,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 };
 
-static struct platform_device sb_t35_smsc911x_device = {
-	.name		= "smsc911x",
+static struct omap_smsc911x_platform_data sb_t35_smsc911x_cfg = {
 	.id		= 1,
-	.num_resources	= ARRAY_SIZE(sb_t35_smsc911x_resources),
-	.resource	= sb_t35_smsc911x_resources,
-	.dev		= {
-		.platform_data = &cm_t35_smsc911x_config,
-	},
+	.cs             = SB_T35_SMSC911X_CS,
+	.gpio_irq       = SB_T35_SMSC911X_GPIO,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 };
 
-static void __init cm_t35_init_smsc911x(struct platform_device *dev,
-					int cs, int irq_gpio)
-{
-	unsigned long cs_mem_base;
-
-	if (gpmc_cs_request(cs, SZ_16M, &cs_mem_base) < 0) {
-		pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n");
-		return;
-	}
-
-	dev->resource[0].start = cs_mem_base + 0x0;
-	dev->resource[0].end   = cs_mem_base + 0xff;
-
-	if ((gpio_request(irq_gpio, "ETH IRQ") == 0) &&
-	    (gpio_direction_input(irq_gpio) == 0)) {
-		gpio_export(irq_gpio, 0);
-	} else {
-		pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n");
-		return;
-	}
-
-	platform_device_register(dev);
-}
-
 static void __init cm_t35_init_ethernet(void)
 {
-	cm_t35_init_smsc911x(&cm_t35_smsc911x_device,
-			     CM_T35_SMSC911X_CS, CM_T35_SMSC911X_GPIO);
-	cm_t35_init_smsc911x(&sb_t35_smsc911x_device,
-			     SB_T35_SMSC911X_CS, SB_T35_SMSC911X_GPIO);
+	gpmc_smsc911x_init(&cm_t35_smsc911x_cfg);
+	gpmc_smsc911x_init(&sb_t35_smsc911x_cfg);
 }
 #else
 static inline void __init cm_t35_init_ethernet(void) { return; }
@@ -235,69 +178,10 @@ static void __init cm_t35_init_nand(void)
 static inline void cm_t35_init_nand(void) {}
 #endif
 
-#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
-	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
-#include <linux/spi/ads7846.h>
-
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(CM_T35_GPIO_PENDOWN);
-}
-
-static struct ads7846_platform_data ads7846_config = {
-	.x_max			= 0x0fff,
-	.y_max			= 0x0fff,
-	.x_plate_ohms		= 180,
-	.pressure_max		= 255,
-	.debounce_max		= 10,
-	.debounce_tol		= 3,
-	.debounce_rep		= 1,
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-};
-
-static struct spi_board_info cm_t35_spi_board_info[] __initdata = {
-	{
-		.modalias		= "ads7846",
-		.bus_num		= 1,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &ads7846_mcspi_config,
-		.irq			= OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN),
-		.platform_data		= &ads7846_config,
-	},
-};
-
-static void __init cm_t35_init_ads7846(void)
-{
-	if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
-	    (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) {
-		gpio_export(CM_T35_GPIO_PENDOWN, 0);
-	} else {
-		pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n");
-		return;
-	}
-
-	spi_register_board_info(cm_t35_spi_board_info,
-				ARRAY_SIZE(cm_t35_spi_board_info));
-}
-#else
-static inline void cm_t35_init_ads7846(void) {}
-#endif
-
 #define CM_T35_LCD_EN_GPIO 157
 #define CM_T35_LCD_BL_GPIO 58
 #define CM_T35_DVI_EN_GPIO 54
 
-static int lcd_bl_gpio;
-static int lcd_en_gpio;
-static int dvi_en_gpio;
-
 static int lcd_enabled;
 static int dvi_enabled;
 
@@ -308,8 +192,8 @@ static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
 		return -EINVAL;
 	}
 
-	gpio_set_value(lcd_en_gpio, 1);
-	gpio_set_value(lcd_bl_gpio, 1);
+	gpio_set_value(CM_T35_LCD_EN_GPIO, 1);
+	gpio_set_value(CM_T35_LCD_BL_GPIO, 1);
 
 	lcd_enabled = 1;
 
@@ -320,8 +204,8 @@ static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
 {
 	lcd_enabled = 0;
 
-	gpio_set_value(lcd_bl_gpio, 0);
-	gpio_set_value(lcd_en_gpio, 0);
+	gpio_set_value(CM_T35_LCD_BL_GPIO, 0);
+	gpio_set_value(CM_T35_LCD_EN_GPIO, 0);
 }
 
 static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
@@ -331,7 +215,7 @@ static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
 		return -EINVAL;
 	}
 
-	gpio_set_value(dvi_en_gpio, 0);
+	gpio_set_value(CM_T35_DVI_EN_GPIO, 0);
 	dvi_enabled = 1;
 
 	return 0;
@@ -339,7 +223,7 @@ static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
 
 static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
 {
-	gpio_set_value(dvi_en_gpio, 1);
+	gpio_set_value(CM_T35_DVI_EN_GPIO, 1);
 	dvi_enabled = 0;
 }
 
@@ -421,62 +305,38 @@ static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
 	},
 };
 
+static struct gpio cm_t35_dss_gpios[] __initdata = {
+	{ CM_T35_LCD_EN_GPIO, GPIOF_OUT_INIT_LOW,  "lcd enable"    },
+	{ CM_T35_LCD_BL_GPIO, GPIOF_OUT_INIT_LOW,  "lcd bl enable" },
+	{ CM_T35_DVI_EN_GPIO, GPIOF_OUT_INIT_HIGH, "dvi enable"    },
+};
+
 static void __init cm_t35_init_display(void)
 {
 	int err;
 
-	lcd_en_gpio = CM_T35_LCD_EN_GPIO;
-	lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
-	dvi_en_gpio = CM_T35_DVI_EN_GPIO;
-
 	spi_register_board_info(cm_t35_lcd_spi_board_info,
 				ARRAY_SIZE(cm_t35_lcd_spi_board_info));
 
-	err = gpio_request(lcd_en_gpio, "LCD RST");
-	if (err) {
-		pr_err("CM-T35: failed to get LCD reset GPIO\n");
-		goto out;
-	}
-
-	err = gpio_request(lcd_bl_gpio, "LCD BL");
+	err = gpio_request_array(cm_t35_dss_gpios,
+				 ARRAY_SIZE(cm_t35_dss_gpios));
 	if (err) {
-		pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
-		goto err_lcd_bl;
-	}
-
-	err = gpio_request(dvi_en_gpio, "DVI EN");
-	if (err) {
-		pr_err("CM-T35: failed to get DVI reset GPIO\n");
-		goto err_dvi_en;
+		pr_err("CM-T35: failed to request DSS control GPIOs\n");
+		return;
 	}
 
-	gpio_export(lcd_en_gpio, 0);
-	gpio_export(lcd_bl_gpio, 0);
-	gpio_export(dvi_en_gpio, 0);
-	gpio_direction_output(lcd_en_gpio, 0);
-	gpio_direction_output(lcd_bl_gpio, 0);
-	gpio_direction_output(dvi_en_gpio, 1);
+	gpio_export(CM_T35_LCD_EN_GPIO, 0);
+	gpio_export(CM_T35_LCD_BL_GPIO, 0);
+	gpio_export(CM_T35_DVI_EN_GPIO, 0);
 
 	msleep(50);
-	gpio_set_value(lcd_en_gpio, 1);
+	gpio_set_value(CM_T35_LCD_EN_GPIO, 1);
 
 	err = omap_display_init(&cm_t35_dss_data);
 	if (err) {
 		pr_err("CM-T35: failed to register DSS device\n");
-		goto err_dev_reg;
+		gpio_free_array(cm_t35_dss_gpios, ARRAY_SIZE(cm_t35_dss_gpios));
 	}
-
-	return;
-
-err_dev_reg:
-	gpio_free(dvi_en_gpio);
-err_dvi_en:
-	gpio_free(lcd_bl_gpio);
-err_lcd_bl:
-	gpio_free(lcd_en_gpio);
-out:
-
-	return;
 }
 
 static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
@@ -609,10 +469,8 @@ static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
 {
 	int wlan_rst = gpio + 2;
 
-	if ((gpio_request(wlan_rst, "WLAN RST") == 0) &&
-	    (gpio_direction_output(wlan_rst, 1) == 0)) {
+	if (gpio_request_one(wlan_rst, GPIOF_OUT_INIT_HIGH, "WLAN RST") == 0) {
 		gpio_export(wlan_rst, 0);
-
 		udelay(10);
 		gpio_set_value(wlan_rst, 0);
 		udelay(10);
@@ -653,19 +511,9 @@ static struct twl4030_platform_data cm_t35_twldata = {
 	.vpll2		= &cm_t35_vpll2,
 };
 
-static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("tps65930", 0x48),
-		.flags		= I2C_CLIENT_WAKE,
-		.irq		= INT_34XX_SYS_NIRQ,
-		.platform_data	= &cm_t35_twldata,
-	},
-};
-
 static void __init cm_t35_init_i2c(void)
 {
-	omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo,
-			      ARRAY_SIZE(cm_t35_i2c_boardinfo));
+	omap3_pmic_init("tps65930", &cm_t35_twldata);
 }
 
 static void __init cm_t35_init_early(void)
@@ -775,12 +623,6 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static struct omap_board_config_kernel cm_t35_config[] __initdata = {
 };
 
@@ -792,12 +634,12 @@ static void __init cm_t35_init(void)
 	omap_serial_init();
 	cm_t35_init_i2c();
 	cm_t35_init_nand();
-	cm_t35_init_ads7846();
+	omap_ads7846_init(1, CM_T35_GPIO_PENDOWN, 0, NULL);
 	cm_t35_init_ethernet();
 	cm_t35_init_led();
 	cm_t35_init_display();
 
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	usbhs_init(&usbhs_bdata);
 }
 

arch/arm/mach-omap2/board-cm-t3517.c

@@ -148,14 +148,13 @@ static void __init cm_t3517_init_rtc(void)
 {
 	int err;
 
-	err = gpio_request(RTC_CS_EN_GPIO, "rtc cs en");
+	err = gpio_request_one(RTC_CS_EN_GPIO, GPIOF_OUT_INIT_HIGH,
+			       "rtc cs en");
 	if (err) {
 		pr_err("CM-T3517: rtc cs en gpio request failed: %d\n", err);
 		return;
 	}
 
-	gpio_direction_output(RTC_CS_EN_GPIO, 1);
-
 	platform_device_register(&cm_t3517_rtc_device);
 }
 #else
@@ -182,11 +181,11 @@ static int cm_t3517_init_usbh(void)
 {
 	int err;
 
-	err = gpio_request(USB_HUB_RESET_GPIO, "usb hub rst");
+	err = gpio_request_one(USB_HUB_RESET_GPIO, GPIOF_OUT_INIT_LOW,
+			       "usb hub rst");
 	if (err) {
 		pr_err("CM-T3517: usb hub rst gpio request failed: %d\n", err);
 	} else {
-		gpio_direction_output(USB_HUB_RESET_GPIO, 0);
 		udelay(10);
 		gpio_set_value(USB_HUB_RESET_GPIO, 1);
 		msleep(1);

arch/arm/mach-omap2/board-devkit8000.c

@@ -51,7 +51,6 @@
 #include <plat/mcspi.h>
 #include <linux/input/matrix_keypad.h>
 #include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
 #include <linux/dm9000.h>
 #include <linux/interrupt.h>
 
@@ -60,6 +59,7 @@
 #include "mux.h"
 #include "hsmmc.h"
 #include "timer-gp.h"
+#include "common-board-devices.h"
 
 #define NAND_BLOCK_SIZE		SZ_128K
 
@@ -97,13 +97,6 @@ static struct mtd_partition devkit8000_nand_partitions[] = {
 	},
 };
 
-static struct omap_nand_platform_data devkit8000_nand_data = {
-	.options	= NAND_BUSWIDTH_16,
-	.parts		= devkit8000_nand_partitions,
-	.nr_parts	= ARRAY_SIZE(devkit8000_nand_partitions),
-	.dma_channel	= -1,		/* disable DMA in OMAP NAND driver */
-};
-
 static struct omap2_hsmmc_info mmc[] = {
 	{
 		.mmc		= 1,
@@ -249,7 +242,7 @@ static int devkit8000_twl_gpio_setup(struct device *dev,
 	/* TWL4030_GPIO_MAX + 0 is "LCD_PWREN" (out, active high) */
 	devkit8000_lcd_device.reset_gpio = gpio + TWL4030_GPIO_MAX + 0;
 	ret = gpio_request_one(devkit8000_lcd_device.reset_gpio,
-			GPIOF_DIR_OUT | GPIOF_INIT_LOW, "LCD_PWREN");
+			       GPIOF_OUT_INIT_LOW, "LCD_PWREN");
 	if (ret < 0) {
 		devkit8000_lcd_device.reset_gpio = -EINVAL;
 		printk(KERN_ERR "Failed to request GPIO for LCD_PWRN\n");
@@ -258,7 +251,7 @@ static int devkit8000_twl_gpio_setup(struct device *dev,
 	/* gpio + 7 is "DVI_PD" (out, active low) */
 	devkit8000_dvi_device.reset_gpio = gpio + 7;
 	ret = gpio_request_one(devkit8000_dvi_device.reset_gpio,
-			GPIOF_DIR_OUT | GPIOF_INIT_LOW, "DVI PowerDown");
+			       GPIOF_OUT_INIT_LOW, "DVI PowerDown");
 	if (ret < 0) {
 		devkit8000_dvi_device.reset_gpio = -EINVAL;
 		printk(KERN_ERR "Failed to request GPIO for DVI PowerDown\n");
@@ -366,19 +359,9 @@ static struct twl4030_platform_data devkit8000_twldata = {
 	.keypad		= &devkit8000_kp_data,
 };
 
-static struct i2c_board_info __initdata devkit8000_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("tps65930", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &devkit8000_twldata,
-	},
-};
-
 static int __init devkit8000_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2600, devkit8000_i2c_boardinfo,
-			ARRAY_SIZE(devkit8000_i2c_boardinfo));
+	omap3_pmic_init("tps65930", &devkit8000_twldata);
 	/* Bus 3 is attached to the DVI port where devices like the pico DLP
 	 * projector don't work reliably with 400kHz */
 	omap_register_i2c_bus(3, 400, NULL, 0);
@@ -463,56 +446,6 @@ static void __init devkit8000_init_irq(void)
 #endif
 }
 
-static void __init devkit8000_ads7846_init(void)
-{
-	int gpio = OMAP3_DEVKIT_TS_GPIO;
-	int ret;
-
-	ret = gpio_request(gpio, "ads7846_pen_down");
-	if (ret < 0) {
-		printk(KERN_ERR "Failed to request GPIO %d for "
-				"ads7846 pen down IRQ\n", gpio);
-		return;
-	}
-
-	gpio_direction_input(gpio);
-}
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(OMAP3_DEVKIT_TS_GPIO);
-}
-
-static struct ads7846_platform_data ads7846_config = {
-	.x_max                  = 0x0fff,
-	.y_max                  = 0x0fff,
-	.x_plate_ohms           = 180,
-	.pressure_max           = 255,
-	.debounce_max           = 10,
-	.debounce_tol           = 5,
-	.debounce_rep           = 1,
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-	.settle_delay_usecs     = 150,
-};
-
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static struct spi_board_info devkit8000_spi_board_info[] __initdata = {
-	{
-		.modalias		= "ads7846",
-		.bus_num		= 2,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &ads7846_mcspi_config,
-		.irq			= OMAP_GPIO_IRQ(OMAP3_DEVKIT_TS_GPIO),
-		.platform_data		= &ads7846_config,
-	}
-};
-
 #define OMAP_DM9000_BASE	0x2c000000
 
 static struct resource omap_dm9000_resources[] = {
@@ -550,14 +483,14 @@ static void __init omap_dm9000_init(void)
 {
 	unsigned char *eth_addr = omap_dm9000_platdata.dev_addr;
 	struct omap_die_id odi;
+	int ret;
 
-	if (gpio_request(OMAP_DM9000_GPIO_IRQ, "dm9000 irq") < 0) {
+	ret = gpio_request_one(OMAP_DM9000_GPIO_IRQ, GPIOF_IN, "dm9000 irq");
+	if (ret < 0) {
 		printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n",
 			OMAP_DM9000_GPIO_IRQ);
 		return;
-		}
-
-	gpio_direction_input(OMAP_DM9000_GPIO_IRQ);
+	}
 
 	/* init the mac address using DIE id */
 	omap_get_die_id(&odi);
@@ -576,45 +509,6 @@ static struct platform_device *devkit8000_devices[] __initdata = {
 	&omap_dm9000_dev,
 };
 
-static void __init devkit8000_flash_init(void)
-{
-	u8 cs = 0;
-	u8 nandcs = GPMC_CS_NUM + 1;
-
-	/* find out the chip-select on which NAND exists */
-	while (cs < GPMC_CS_NUM) {
-		u32 ret = 0;
-		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-		if ((ret & 0xC00) == 0x800) {
-			printk(KERN_INFO "Found NAND on CS%d\n", cs);
-			if (nandcs > GPMC_CS_NUM)
-				nandcs = cs;
-		}
-		cs++;
-	}
-
-	if (nandcs > GPMC_CS_NUM) {
-		printk(KERN_INFO "NAND: Unable to find configuration "
-				 "in GPMC\n ");
-		return;
-	}
-
-	if (nandcs < GPMC_CS_NUM) {
-		devkit8000_nand_data.cs = nandcs;
-
-		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
-		if (gpmc_nand_init(&devkit8000_nand_data) < 0)
-			printk(KERN_ERR "Unable to register NAND device\n");
-	}
-}
-
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
 	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
@@ -795,14 +689,13 @@ static void __init devkit8000_init(void)
 			ARRAY_SIZE(devkit8000_devices));
 
 	omap_display_init(&devkit8000_dss_data);
-	spi_register_board_info(devkit8000_spi_board_info,
-	ARRAY_SIZE(devkit8000_spi_board_info));
 
-	devkit8000_ads7846_init();
+	omap_ads7846_init(2, OMAP3_DEVKIT_TS_GPIO, 0, NULL);
 
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	usbhs_init(&usbhs_bdata);
-	devkit8000_flash_init();
+	omap_nand_flash_init(NAND_BUSWIDTH_16, devkit8000_nand_partitions,
+			     ARRAY_SIZE(devkit8000_nand_partitions));
 
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);

arch/arm/mach-omap2/board-igep0020.c

@@ -38,6 +38,7 @@
 #include "mux.h"
 #include "hsmmc.h"
 #include "sdram-numonyx-m65kxxxxam.h"
+#include "common-board-devices.h"
 
 #define IGEP2_SMSC911X_CS       5
 #define IGEP2_SMSC911X_GPIO     176
@@ -54,6 +55,11 @@
 #define IGEP2_RC_GPIO_WIFI_NRESET  139
 #define IGEP2_RC_GPIO_BT_NRESET    137
 
+#define IGEP3_GPIO_LED0_GREEN	54
+#define IGEP3_GPIO_LED0_RED	53
+#define IGEP3_GPIO_LED1_RED	16
+#define IGEP3_GPIO_USBH_NRESET  183
+
 /*
  * IGEP2 Hardware Revision Table
  *
@@ -68,6 +74,7 @@
 
 #define IGEP2_BOARD_HWREV_B	0
 #define IGEP2_BOARD_HWREV_C	1
+#define IGEP3_BOARD_HWREV	2
 
 static u8 hwrev;
 
@@ -75,24 +82,29 @@ static void __init igep2_get_revision(void)
 {
 	u8 ret;
 
+	if (machine_is_igep0030()) {
+		hwrev = IGEP3_BOARD_HWREV;
+		return;
+	}
+
 	omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT);
 
-	if ((gpio_request(IGEP2_GPIO_LED1_RED, "GPIO_HW0_REV") == 0) &&
-	    (gpio_direction_input(IGEP2_GPIO_LED1_RED) == 0)) {
-		ret = gpio_get_value(IGEP2_GPIO_LED1_RED);
-		if (ret == 0) {
-			pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n");
-			hwrev = IGEP2_BOARD_HWREV_C;
-		} else if (ret ==  1) {
-			pr_info("IGEP2: Hardware Revision B/C (B compatible)\n");
-			hwrev = IGEP2_BOARD_HWREV_B;
-		} else {
-			pr_err("IGEP2: Unknown Hardware Revision\n");
-			hwrev = -1;
-		}
-	} else {
+	if (gpio_request_one(IGEP2_GPIO_LED1_RED, GPIOF_IN, "GPIO_HW0_REV")) {
 		pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n");
 		pr_err("IGEP2: Unknown Hardware Revision\n");
+		return;
+	}
+
+	ret = gpio_get_value(IGEP2_GPIO_LED1_RED);
+	if (ret == 0) {
+		pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n");
+		hwrev = IGEP2_BOARD_HWREV_C;
+	} else if (ret ==  1) {
+		pr_info("IGEP2: Hardware Revision B/C (B compatible)\n");
+		hwrev = IGEP2_BOARD_HWREV_B;
+	} else {
+		pr_err("IGEP2: Unknown Hardware Revision\n");
+		hwrev = -1;
 	}
 
 	gpio_free(IGEP2_GPIO_LED1_RED);
@@ -111,7 +123,7 @@ static void __init igep2_get_revision(void)
  * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
  */
 
-static struct mtd_partition igep2_onenand_partitions[] = {
+static struct mtd_partition igep_onenand_partitions[] = {
 	{
 		.name           = "X-Loader",
 		.offset         = 0,
@@ -139,21 +151,21 @@ static struct mtd_partition igep2_onenand_partitions[] = {
 	},
 };
 
-static struct omap_onenand_platform_data igep2_onenand_data = {
-	.parts = igep2_onenand_partitions,
-	.nr_parts = ARRAY_SIZE(igep2_onenand_partitions),
+static struct omap_onenand_platform_data igep_onenand_data = {
+	.parts = igep_onenand_partitions,
+	.nr_parts = ARRAY_SIZE(igep_onenand_partitions),
 	.dma_channel	= -1,	/* disable DMA in OMAP OneNAND driver */
 };
 
-static struct platform_device igep2_onenand_device = {
+static struct platform_device igep_onenand_device = {
 	.name		= "omap2-onenand",
 	.id		= -1,
 	.dev = {
-		.platform_data = &igep2_onenand_data,
+		.platform_data = &igep_onenand_data,
 	},
 };
 
-static void __init igep2_flash_init(void)
+static void __init igep_flash_init(void)
 {
 	u8 cs = 0;
 	u8 onenandcs = GPMC_CS_NUM + 1;
@@ -165,7 +177,7 @@ static void __init igep2_flash_init(void)
 		/* Check if NAND/oneNAND is configured */
 		if ((ret & 0xC00) == 0x800)
 			/* NAND found */
-			pr_err("IGEP2: Unsupported NAND found\n");
+			pr_err("IGEP: Unsupported NAND found\n");
 		else {
 			ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
 			if ((ret & 0x3F) == (ONENAND_MAP >> 24))
@@ -175,85 +187,46 @@ static void __init igep2_flash_init(void)
 	}
 
 	if (onenandcs > GPMC_CS_NUM) {
-		pr_err("IGEP2: Unable to find configuration in GPMC\n");
+		pr_err("IGEP: Unable to find configuration in GPMC\n");
 		return;
 	}
 
-	igep2_onenand_data.cs = onenandcs;
+	igep_onenand_data.cs = onenandcs;
 
-	if (platform_device_register(&igep2_onenand_device) < 0)
-		pr_err("IGEP2: Unable to register OneNAND device\n");
+	if (platform_device_register(&igep_onenand_device) < 0)
+		pr_err("IGEP: Unable to register OneNAND device\n");
 }
 
 #else
-static void __init igep2_flash_init(void) {}
+static void __init igep_flash_init(void) {}
 #endif
 
 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 
 #include <linux/smsc911x.h>
+#include <plat/gpmc-smsc911x.h>
 
-static struct smsc911x_platform_config igep2_smsc911x_config = {
-	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
-	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS  ,
-	.phy_interface	= PHY_INTERFACE_MODE_MII,
-};
-
-static struct resource igep2_smsc911x_resources[] = {
-	{
-		.flags	= IORESOURCE_MEM,
-	},
-	{
-		.start	= OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
-		.end	= OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO),
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
-};
-
-static struct platform_device igep2_smsc911x_device = {
-	.name		= "smsc911x",
-	.id		= 0,
-	.num_resources	= ARRAY_SIZE(igep2_smsc911x_resources),
-	.resource	= igep2_smsc911x_resources,
-	.dev		= {
-		.platform_data = &igep2_smsc911x_config,
-	},
+static struct omap_smsc911x_platform_data smsc911x_cfg = {
+	.cs             = IGEP2_SMSC911X_CS,
+	.gpio_irq       = IGEP2_SMSC911X_GPIO,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 };
 
 static inline void __init igep2_init_smsc911x(void)
 {
-	unsigned long cs_mem_base;
-
-	if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
-		pr_err("IGEP v2: Failed request for GPMC mem for smsc911x\n");
-		gpmc_cs_free(IGEP2_SMSC911X_CS);
-		return;
-	}
-
-	igep2_smsc911x_resources[0].start = cs_mem_base + 0x0;
-	igep2_smsc911x_resources[0].end   = cs_mem_base + 0xff;
-
-	if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
-	    (gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) {
-		gpio_export(IGEP2_SMSC911X_GPIO, 0);
-	} else {
-		pr_err("IGEP v2: Could not obtain gpio for for SMSC911X IRQ\n");
-		return;
-	}
-
-	platform_device_register(&igep2_smsc911x_device);
+	gpmc_smsc911x_init(&smsc911x_cfg);
 }
 
 #else
 static inline void __init igep2_init_smsc911x(void) { }
 #endif
 
-static struct regulator_consumer_supply igep2_vmmc1_supply =
+static struct regulator_consumer_supply igep_vmmc1_supply =
 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0");
 
 /* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
-static struct regulator_init_data igep2_vmmc1 = {
+static struct regulator_init_data igep_vmmc1 = {
 	.constraints = {
 		.min_uV			= 1850000,
 		.max_uV			= 3150000,
@@ -264,13 +237,13 @@ static struct regulator_init_data igep2_vmmc1 = {
 					| REGULATOR_CHANGE_STATUS,
 	},
 	.num_consumer_supplies  = 1,
-	.consumer_supplies      = &igep2_vmmc1_supply,
+	.consumer_supplies      = &igep_vmmc1_supply,
 };
 
-static struct regulator_consumer_supply igep2_vio_supply =
+static struct regulator_consumer_supply igep_vio_supply =
 	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1");
 
-static struct regulator_init_data igep2_vio = {
+static struct regulator_init_data igep_vio = {
 	.constraints = {
 		.min_uV			= 1800000,
 		.max_uV			= 1800000,
@@ -282,34 +255,34 @@ static struct regulator_init_data igep2_vio = {
 					| REGULATOR_CHANGE_STATUS,
 	},
 	.num_consumer_supplies  = 1,
-	.consumer_supplies      = &igep2_vio_supply,
+	.consumer_supplies      = &igep_vio_supply,
 };
 
-static struct regulator_consumer_supply igep2_vmmc2_supply =
+static struct regulator_consumer_supply igep_vmmc2_supply =
 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
 
-static struct regulator_init_data igep2_vmmc2 = {
+static struct regulator_init_data igep_vmmc2 = {
 	.constraints		= {
 		.valid_modes_mask	= REGULATOR_MODE_NORMAL,
 		.always_on		= 1,
 	},
 	.num_consumer_supplies	= 1,
-	.consumer_supplies	= &igep2_vmmc2_supply,
+	.consumer_supplies	= &igep_vmmc2_supply,
 };
 
-static struct fixed_voltage_config igep2_vwlan = {
+static struct fixed_voltage_config igep_vwlan = {
 	.supply_name		= "vwlan",
 	.microvolts		= 3300000,
 	.gpio			= -EINVAL,
 	.enabled_at_boot	= 1,
-	.init_data		= &igep2_vmmc2,
+	.init_data		= &igep_vmmc2,
 };
 
-static struct platform_device igep2_vwlan_device = {
+static struct platform_device igep_vwlan_device = {
 	.name		= "reg-fixed-voltage",
 	.id		= 0,
 	.dev = {
-		.platform_data	= &igep2_vwlan,
+		.platform_data	= &igep_vwlan,
 	},
 };
 
@@ -334,20 +307,17 @@ static struct omap2_hsmmc_info mmc[] = {
 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 #include <linux/leds.h>
 
-static struct gpio_led igep2_gpio_leds[] = {
+static struct gpio_led igep_gpio_leds[] = {
 	[0] = {
 		.name			= "gpio-led:red:d0",
-		.gpio			= IGEP2_GPIO_LED0_RED,
 		.default_trigger	= "default-off"
 	},
 	[1] = {
 		.name			= "gpio-led:green:d0",
-		.gpio			= IGEP2_GPIO_LED0_GREEN,
 		.default_trigger	= "default-off",
 	},
 	[2] = {
 		.name			= "gpio-led:red:d1",
-		.gpio			= IGEP2_GPIO_LED1_RED,
 		.default_trigger	= "default-off",
 	},
 	[3] = {
@@ -358,94 +328,119 @@ static struct gpio_led igep2_gpio_leds[] = {
 	},
 };
 
-static struct gpio_led_platform_data igep2_led_pdata = {
-	.leds           = igep2_gpio_leds,
-	.num_leds       = ARRAY_SIZE(igep2_gpio_leds),
+static struct gpio_led_platform_data igep_led_pdata = {
+	.leds           = igep_gpio_leds,
+	.num_leds       = ARRAY_SIZE(igep_gpio_leds),
 };
 
-static struct platform_device igep2_led_device = {
+static struct platform_device igep_led_device = {
 	 .name   = "leds-gpio",
 	 .id     = -1,
 	 .dev    = {
-		 .platform_data  =  &igep2_led_pdata,
+		 .platform_data  =  &igep_led_pdata,
 	},
 };
 
-static void __init igep2_leds_init(void)
+static void __init igep_leds_init(void)
 {
-	platform_device_register(&igep2_led_device);
+	if (machine_is_igep0020()) {
+		igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
+		igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
+		igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
+	} else {
+		igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
+		igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
+		igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
+	}
+
+	platform_device_register(&igep_led_device);
 }
 
 #else
-static inline void igep2_leds_init(void)
+static struct gpio igep_gpio_leds[] __initdata = {
+	{ -EINVAL,	GPIOF_OUT_INIT_LOW, "gpio-led:red:d0"   },
+	{ -EINVAL,	GPIOF_OUT_INIT_LOW, "gpio-led:green:d0" },
+	{ -EINVAL,	GPIOF_OUT_INIT_LOW, "gpio-led:red:d1"   },
+};
+
+static inline void igep_leds_init(void)
 {
-	if ((gpio_request(IGEP2_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
-	    (gpio_direction_output(IGEP2_GPIO_LED0_RED, 0) == 0))
-		gpio_export(IGEP2_GPIO_LED0_RED, 0);
-	else
-		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_RED\n");
+	int i;
 
-	if ((gpio_request(IGEP2_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
-	    (gpio_direction_output(IGEP2_GPIO_LED0_GREEN, 0) == 0))
-		gpio_export(IGEP2_GPIO_LED0_GREEN, 0);
-	else
-		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED0_GREEN\n");
+	if (machine_is_igep0020()) {
+		igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
+		igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
+		igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
+	} else {
+		igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
+		igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
+		igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
+	}
 
-	if ((gpio_request(IGEP2_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
-	    (gpio_direction_output(IGEP2_GPIO_LED1_RED, 0) == 0))
-		gpio_export(IGEP2_GPIO_LED1_RED, 0);
-	else
-		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_RED\n");
+	if (gpio_request_array(igep_gpio_leds, ARRAY_SIZE(igep_gpio_leds))) {
+		pr_warning("IGEP v2: Could not obtain leds gpios\n");
+		return;
+	}
 
+	for (i = 0; i < ARRAY_SIZE(igep_gpio_leds); i++)
+		gpio_export(igep_gpio_leds[i].gpio, 0);
 }
 #endif
 
-static int igep2_twl_gpio_setup(struct device *dev,
+static struct gpio igep2_twl_gpios[] = {
+	{ -EINVAL, GPIOF_IN,		"GPIO_EHCI_NOC"  },
+	{ -EINVAL, GPIOF_OUT_INIT_LOW,	"GPIO_USBH_CPEN" },
+};
+
+static int igep_twl_gpio_setup(struct device *dev,
 		unsigned gpio, unsigned ngpio)
 {
+	int ret;
+
 	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
 	mmc[0].gpio_cd = gpio + 0;
 	omap2_hsmmc_init(mmc);
 
-	/*
-	 * REVISIT: need ehci-omap hooks for external VBUS
-	 * power switch and overcurrent detect
-	 */
-	if ((gpio_request(gpio + 1, "GPIO_EHCI_NOC") < 0) ||
-	    (gpio_direction_input(gpio + 1) < 0))
-		pr_err("IGEP2: Could not obtain gpio for EHCI NOC");
-
-	/*
-	 * TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN
-	 * (out, active low)
-	 */
-	if ((gpio_request(gpio + TWL4030_GPIO_MAX, "GPIO_USBH_CPEN") < 0) ||
-	    (gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0) < 0))
-		pr_err("IGEP2: Could not obtain gpio for USBH_CPEN");
-
 	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
 #if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
-	if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
-	    && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0))
+	ret = gpio_request_one(gpio + TWL4030_GPIO_MAX + 1, GPIOF_OUT_INIT_HIGH,
+			       "gpio-led:green:d1");
+	if (ret == 0)
 		gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
 	else
-		pr_warning("IGEP v2: Could not obtain gpio GPIO_LED1_GREEN\n");
+		pr_warning("IGEP: Could not obtain gpio GPIO_LED1_GREEN\n");
 #else
-	igep2_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
+	igep_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
 #endif
 
+	if (machine_is_igep0030())
+		return 0;
+
+	/*
+	 * REVISIT: need ehci-omap hooks for external VBUS
+	 * power switch and overcurrent detect
+	 */
+	igep2_twl_gpios[0].gpio = gpio + 1;
+
+	/* TWL4030_GPIO_MAX + 0 == ledA, GPIO_USBH_CPEN (out, active low) */
+	igep2_twl_gpios[1].gpio = gpio + TWL4030_GPIO_MAX;
+
+	ret = gpio_request_array(igep2_twl_gpios, ARRAY_SIZE(igep2_twl_gpios));
+	if (ret < 0)
+		pr_err("IGEP2: Could not obtain gpio for USBH_CPEN");
+
 	return 0;
 };
 
-static struct twl4030_gpio_platform_data igep2_twl4030_gpio_pdata = {
+static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = {
 	.gpio_base	= OMAP_MAX_GPIO_LINES,
 	.irq_base	= TWL4030_GPIO_IRQ_BASE,
 	.irq_end	= TWL4030_GPIO_IRQ_END,
 	.use_leds	= true,
-	.setup		= igep2_twl_gpio_setup,
+	.setup		= igep_twl_gpio_setup,
 };
 
-static struct twl4030_usb_data igep2_usb_data = {
+static struct twl4030_usb_data igep_usb_data = {
 	.usb_mode	= T2_USB_MODE_ULPI,
 };
 
@@ -507,16 +502,17 @@ static struct regulator_init_data igep2_vpll2 = {
 
 static void __init igep2_display_init(void)
 {
-	if (gpio_request(IGEP2_GPIO_DVI_PUP, "GPIO_DVI_PUP") &&
-	    gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1))
+	int err = gpio_request_one(IGEP2_GPIO_DVI_PUP, GPIOF_OUT_INIT_HIGH,
+				   "GPIO_DVI_PUP");
+	if (err)
 		pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
 }
 
-static struct platform_device *igep2_devices[] __initdata = {
-	&igep2_vwlan_device,
+static struct platform_device *igep_devices[] __initdata = {
+	&igep_vwlan_device,
 };
 
-static void __init igep2_init_early(void)
+static void __init igep_init_early(void)
 {
 	omap2_init_common_infrastructure();
 	omap2_init_common_devices(m65kxxxxam_sdrc_params,
@@ -561,27 +557,15 @@ static struct twl4030_keypad_data igep2_keypad_pdata = {
 	.rep		= 1,
 };
 
-static struct twl4030_platform_data igep2_twldata = {
+static struct twl4030_platform_data igep_twldata = {
 	.irq_base	= TWL4030_IRQ_BASE,
 	.irq_end	= TWL4030_IRQ_END,
 
 	/* platform_data for children goes here */
-	.usb		= &igep2_usb_data,
-	.codec		= &igep2_codec_data,
-	.gpio		= &igep2_twl4030_gpio_pdata,
-	.keypad		= &igep2_keypad_pdata,
-	.vmmc1          = &igep2_vmmc1,
-	.vpll2		= &igep2_vpll2,
-	.vio		= &igep2_vio,
-};
-
-static struct i2c_board_info __initdata igep2_i2c1_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags		= I2C_CLIENT_WAKE,
-		.irq		= INT_34XX_SYS_NIRQ,
-		.platform_data	= &igep2_twldata,
-	},
+	.usb		= &igep_usb_data,
+	.gpio		= &igep_twl4030_gpio_pdata,
+	.vmmc1          = &igep_vmmc1,
+	.vio		= &igep_vio,
 };
 
 static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = {
@@ -590,32 +574,29 @@ static struct i2c_board_info __initdata igep2_i2c3_boardinfo[] = {
 	},
 };
 
-static void __init igep2_i2c_init(void)
+static void __init igep_i2c_init(void)
 {
 	int ret;
 
-	ret = omap_register_i2c_bus(1, 2600, igep2_i2c1_boardinfo,
-		ARRAY_SIZE(igep2_i2c1_boardinfo));
-	if (ret)
-		pr_warning("IGEP2: Could not register I2C1 bus (%d)\n", ret);
+	if (machine_is_igep0020()) {
+		/*
+		 * Bus 3 is attached to the DVI port where devices like the
+		 * pico DLP projector don't work reliably with 400kHz
+		 */
+		ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
+					    ARRAY_SIZE(igep2_i2c3_boardinfo));
+		if (ret)
+			pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);
+
+		igep_twldata.codec	= &igep2_codec_data;
+		igep_twldata.keypad	= &igep2_keypad_pdata;
+		igep_twldata.vpll2	= &igep2_vpll2;
+	}
 
-	/*
-	 * Bus 3 is attached to the DVI port where devices like the pico DLP
-	 * projector don't work reliably with 400kHz
-	 */
-	ret = omap_register_i2c_bus(3, 100, igep2_i2c3_boardinfo,
-		ARRAY_SIZE(igep2_i2c3_boardinfo));
-	if (ret)
-		pr_warning("IGEP2: Could not register I2C3 bus (%d)\n", ret);
+	omap3_pmic_init("twl4030", &igep_twldata);
 }
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
-static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
+static const struct usbhs_omap_board_data igep2_usbhs_bdata __initconst = {
 	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
 	.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
 	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
@@ -626,6 +607,17 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 	.reset_gpio_port[2] = -EINVAL,
 };
 
+static const struct usbhs_omap_board_data igep3_usbhs_bdata __initconst = {
+	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
+	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
+	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
+
+	.phy_reset = true,
+	.reset_gpio_port[0] = -EINVAL,
+	.reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
+	.reset_gpio_port[2] = -EINVAL,
+};
+
 #ifdef CONFIG_OMAP_MUX
 static struct omap_board_mux board_mux[] __initdata = {
 	{ .reg_offset = OMAP_MUX_TERMINATOR },
@@ -633,82 +625,95 @@ static struct omap_board_mux board_mux[] __initdata = {
 #endif
 
 #if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
+static struct gpio igep_wlan_bt_gpios[] __initdata = {
+	{ -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_WIFI_NPD"	   },
+	{ -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_WIFI_NRESET" },
+	{ -EINVAL, GPIOF_OUT_INIT_HIGH, "GPIO_BT_NRESET"   },
+};
 
-static void __init igep2_wlan_bt_init(void)
+static void __init igep_wlan_bt_init(void)
 {
-	unsigned npd, wreset, btreset;
+	int err;
 
 	/* GPIO's for WLAN-BT combo depends on hardware revision */
 	if (hwrev == IGEP2_BOARD_HWREV_B) {
-		npd = IGEP2_RB_GPIO_WIFI_NPD;
-		wreset = IGEP2_RB_GPIO_WIFI_NRESET;
-		btreset = IGEP2_RB_GPIO_BT_NRESET;
-	} else if (hwrev == IGEP2_BOARD_HWREV_C) {
-		npd = IGEP2_RC_GPIO_WIFI_NPD;
-		wreset = IGEP2_RC_GPIO_WIFI_NRESET;
-		btreset = IGEP2_RC_GPIO_BT_NRESET;
+		igep_wlan_bt_gpios[0].gpio = IGEP2_RB_GPIO_WIFI_NPD;
+		igep_wlan_bt_gpios[1].gpio = IGEP2_RB_GPIO_WIFI_NRESET;
+		igep_wlan_bt_gpios[2].gpio = IGEP2_RB_GPIO_BT_NRESET;
+	} else if (hwrev == IGEP2_BOARD_HWREV_C || machine_is_igep0030()) {
+		igep_wlan_bt_gpios[0].gpio = IGEP2_RC_GPIO_WIFI_NPD;
+		igep_wlan_bt_gpios[1].gpio = IGEP2_RC_GPIO_WIFI_NRESET;
+		igep_wlan_bt_gpios[2].gpio = IGEP2_RC_GPIO_BT_NRESET;
 	} else
 		return;
 
-	/* Set GPIO's for  WLAN-BT combo module */
-	if ((gpio_request(npd, "GPIO_WIFI_NPD") == 0) &&
-	    (gpio_direction_output(npd, 1) == 0)) {
-		gpio_export(npd, 0);
-	} else
-		pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NPD\n");
-
-	if ((gpio_request(wreset, "GPIO_WIFI_NRESET") == 0) &&
-	    (gpio_direction_output(wreset, 1) == 0)) {
-		gpio_export(wreset, 0);
-		gpio_set_value(wreset, 0);
-		udelay(10);
-		gpio_set_value(wreset, 1);
-	} else
-		pr_warning("IGEP2: Could not obtain gpio GPIO_WIFI_NRESET\n");
+	err = gpio_request_array(igep_wlan_bt_gpios,
+				 ARRAY_SIZE(igep_wlan_bt_gpios));
+	if (err) {
+		pr_warning("IGEP2: Could not obtain WIFI/BT gpios\n");
+		return;
+	}
+
+	gpio_export(igep_wlan_bt_gpios[0].gpio, 0);
+	gpio_export(igep_wlan_bt_gpios[1].gpio, 0);
+	gpio_export(igep_wlan_bt_gpios[2].gpio, 0);
+
+	gpio_set_value(igep_wlan_bt_gpios[1].gpio, 0);
+	udelay(10);
+	gpio_set_value(igep_wlan_bt_gpios[1].gpio, 1);
 
-	if ((gpio_request(btreset, "GPIO_BT_NRESET") == 0) &&
-	    (gpio_direction_output(btreset, 1) == 0)) {
-		gpio_export(btreset, 0);
-	} else
-		pr_warning("IGEP2: Could not obtain gpio GPIO_BT_NRESET\n");
 }
 #else
-static inline void __init igep2_wlan_bt_init(void) { }
+static inline void __init igep_wlan_bt_init(void) { }
 #endif
 
-static void __init igep2_init(void)
+static void __init igep_init(void)
 {
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 
 	/* Get IGEP2 hardware revision */
 	igep2_get_revision();
 	/* Register I2C busses and drivers */
-	igep2_i2c_init();
-	platform_add_devices(igep2_devices, ARRAY_SIZE(igep2_devices));
-	omap_display_init(&igep2_dss_data);
+	igep_i2c_init();
+	platform_add_devices(igep_devices, ARRAY_SIZE(igep_devices));
 	omap_serial_init();
-	usb_musb_init(&musb_board_data);
-	usbhs_init(&usbhs_bdata);
+	usb_musb_init(NULL);
 
-	igep2_flash_init();
-	igep2_leds_init();
-	igep2_display_init();
-	igep2_init_smsc911x();
+	igep_flash_init();
+	igep_leds_init();
 
 	/*
 	 * WLAN-BT combo module from MuRata which has a Marvell WLAN
 	 * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
 	 */
-	igep2_wlan_bt_init();
+	igep_wlan_bt_init();
 
+	if (machine_is_igep0020()) {
+		omap_display_init(&igep2_dss_data);
+		igep2_display_init();
+		igep2_init_smsc911x();
+		usbhs_init(&igep2_usbhs_bdata);
+	} else {
+		usbhs_init(&igep3_usbhs_bdata);
+	}
 }
 
 MACHINE_START(IGEP0020, "IGEP v2 board")
 	.boot_params	= 0x80000100,
 	.reserve	= omap_reserve,
 	.map_io		= omap3_map_io,
-	.init_early	= igep2_init_early,
+	.init_early	= igep_init_early,
+	.init_irq	= omap_init_irq,
+	.init_machine	= igep_init,
+	.timer		= &omap_timer,
+MACHINE_END
+
+MACHINE_START(IGEP0030, "IGEP OMAP3 module")
+	.boot_params	= 0x80000100,
+	.reserve	= omap_reserve,
+	.map_io		= omap3_map_io,
+	.init_early	= igep_init_early,
 	.init_irq	= omap_init_irq,
-	.init_machine	= igep2_init,
+	.init_machine	= igep_init,
 	.timer		= &omap_timer,
 MACHINE_END

arch/arm/mach-omap2/board-igep0030.c

@@ -1,458 +0,0 @@
-/*
- * Copyright (C) 2010 - ISEE 2007 SL
- *
- * Modified from mach-omap2/board-generic.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-#include <linux/gpio.h>
-#include <linux/interrupt.h>
-
-#include <linux/regulator/machine.h>
-#include <linux/regulator/fixed.h>
-#include <linux/i2c/twl.h>
-#include <linux/mmc/host.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-
-#include <plat/board.h>
-#include <plat/common.h>
-#include <plat/gpmc.h>
-#include <plat/usb.h>
-#include <plat/onenand.h>
-
-#include "mux.h"
-#include "hsmmc.h"
-#include "sdram-numonyx-m65kxxxxam.h"
-
-#define IGEP3_GPIO_LED0_GREEN	54
-#define IGEP3_GPIO_LED0_RED	53
-#define IGEP3_GPIO_LED1_RED	16
-
-#define IGEP3_GPIO_WIFI_NPD	138
-#define IGEP3_GPIO_WIFI_NRESET	139
-#define IGEP3_GPIO_BT_NRESET	137
-
-#define IGEP3_GPIO_USBH_NRESET  183
-
-
-#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
-	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
-
-#define ONENAND_MAP             0x20000000
-
-/*
- * x2 Flash built-in COMBO POP MEMORY
- * Since the device is equipped with two DataRAMs, and two-plane NAND
- * Flash memory array, these two component enables simultaneous program
- * of 4KiB. Plane1 has only even blocks such as block0, block2, block4
- * while Plane2 has only odd blocks such as block1, block3, block5.
- * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
- */
-
-static struct mtd_partition igep3_onenand_partitions[] = {
-	{
-		.name           = "X-Loader",
-		.offset         = 0,
-		.size           = 2 * (64*(2*2048))
-	},
-	{
-		.name           = "U-Boot",
-		.offset         = MTDPART_OFS_APPEND,
-		.size           = 6 * (64*(2*2048)),
-	},
-	{
-		.name           = "Environment",
-		.offset         = MTDPART_OFS_APPEND,
-		.size           = 2 * (64*(2*2048)),
-	},
-	{
-		.name           = "Kernel",
-		.offset         = MTDPART_OFS_APPEND,
-		.size           = 12 * (64*(2*2048)),
-	},
-	{
-		.name           = "File System",
-		.offset         = MTDPART_OFS_APPEND,
-		.size           = MTDPART_SIZ_FULL,
-	},
-};
-
-static struct omap_onenand_platform_data igep3_onenand_pdata = {
-	.parts = igep3_onenand_partitions,
-	.nr_parts = ARRAY_SIZE(igep3_onenand_partitions),
-	.onenand_setup = NULL,
-	.dma_channel	= -1,	/* disable DMA in OMAP OneNAND driver */
-};
-
-static struct platform_device igep3_onenand_device = {
-	.name		= "omap2-onenand",
-	.id		= -1,
-	.dev = {
-		.platform_data = &igep3_onenand_pdata,
-	},
-};
-
-static void __init igep3_flash_init(void)
-{
-	u8 cs = 0;
-	u8 onenandcs = GPMC_CS_NUM + 1;
-
-	for (cs = 0; cs < GPMC_CS_NUM; cs++) {
-		u32 ret;
-		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-		/* Check if NAND/oneNAND is configured */
-		if ((ret & 0xC00) == 0x800)
-			/* NAND found */
-			pr_err("IGEP3: Unsupported NAND found\n");
-		else {
-			ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
-
-			if ((ret & 0x3F) == (ONENAND_MAP >> 24))
-				/* OneNAND found */
-				onenandcs = cs;
-		}
-	}
-
-	if (onenandcs > GPMC_CS_NUM) {
-		pr_err("IGEP3: Unable to find configuration in GPMC\n");
-		return;
-	}
-
-	igep3_onenand_pdata.cs = onenandcs;
-
-	if (platform_device_register(&igep3_onenand_device) < 0)
-		pr_err("IGEP3: Unable to register OneNAND device\n");
-}
-
-#else
-static void __init igep3_flash_init(void) {}
-#endif
-
-static struct regulator_consumer_supply igep3_vmmc1_supply =
-	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0");
-
-/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
-static struct regulator_init_data igep3_vmmc1 = {
-	.constraints = {
-		.min_uV			= 1850000,
-		.max_uV			= 3150000,
-		.valid_modes_mask	= REGULATOR_MODE_NORMAL
-					| REGULATOR_MODE_STANDBY,
-		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
-					| REGULATOR_CHANGE_MODE
-					| REGULATOR_CHANGE_STATUS,
-	},
-	.num_consumer_supplies  = 1,
-	.consumer_supplies      = &igep3_vmmc1_supply,
-};
-
-static struct regulator_consumer_supply igep3_vio_supply =
-	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1");
-
-static struct regulator_init_data igep3_vio = {
-	.constraints = {
-		.min_uV			= 1800000,
-		.max_uV			= 1800000,
-		.apply_uV		= 1,
-		.valid_modes_mask	= REGULATOR_MODE_NORMAL
-					| REGULATOR_MODE_STANDBY,
-		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
-					| REGULATOR_CHANGE_MODE
-					| REGULATOR_CHANGE_STATUS,
-	},
-	.num_consumer_supplies	= 1,
-	.consumer_supplies	= &igep3_vio_supply,
-};
-
-static struct regulator_consumer_supply igep3_vmmc2_supply =
-	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
-
-static struct regulator_init_data igep3_vmmc2 = {
-	.constraints	= {
-		.valid_modes_mask	= REGULATOR_MODE_NORMAL,
-		.always_on		= 1,
-	},
-	.num_consumer_supplies	= 1,
-	.consumer_supplies	= &igep3_vmmc2_supply,
-};
-
-static struct fixed_voltage_config igep3_vwlan = {
-	.supply_name		= "vwlan",
-	.microvolts		= 3300000,
-	.gpio			= -EINVAL,
-	.enabled_at_boot	= 1,
-	.init_data		= &igep3_vmmc2,
-};
-
-static struct platform_device igep3_vwlan_device = {
-	.name	= "reg-fixed-voltage",
-	.id	= 0,
-	.dev	= {
-		.platform_data = &igep3_vwlan,
-	},
-};
-
-static struct omap2_hsmmc_info mmc[] = {
-	[0] = {
-		.mmc		= 1,
-		.caps		= MMC_CAP_4_BIT_DATA,
-		.gpio_cd	= -EINVAL,
-		.gpio_wp	= -EINVAL,
-	},
-#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
-	[1] = {
-		.mmc		= 2,
-		.caps		= MMC_CAP_4_BIT_DATA,
-		.gpio_cd	= -EINVAL,
-		.gpio_wp	= -EINVAL,
-	},
-#endif
-	{}      /* Terminator */
-};
-
-#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
-#include <linux/leds.h>
-
-static struct gpio_led igep3_gpio_leds[] = {
-	[0] = {
-		.name			= "gpio-led:red:d0",
-		.gpio			= IGEP3_GPIO_LED0_RED,
-		.default_trigger	= "default-off"
-	},
-	[1] = {
-		.name			= "gpio-led:green:d0",
-		.gpio			= IGEP3_GPIO_LED0_GREEN,
-		.default_trigger	= "default-off",
-	},
-	[2] = {
-		.name			= "gpio-led:red:d1",
-		.gpio			= IGEP3_GPIO_LED1_RED,
-		.default_trigger	= "default-off",
-	},
-	[3] = {
-		.name			= "gpio-led:green:d1",
-		.default_trigger	= "heartbeat",
-		.gpio			= -EINVAL, /* gets replaced */
-	},
-};
-
-static struct gpio_led_platform_data igep3_led_pdata = {
-	.leds           = igep3_gpio_leds,
-	.num_leds       = ARRAY_SIZE(igep3_gpio_leds),
-};
-
-static struct platform_device igep3_led_device = {
-	 .name   = "leds-gpio",
-	 .id     = -1,
-	 .dev    = {
-		 .platform_data = &igep3_led_pdata,
-	},
-};
-
-static void __init igep3_leds_init(void)
-{
-	platform_device_register(&igep3_led_device);
-}
-
-#else
-static inline void igep3_leds_init(void)
-{
-	if ((gpio_request(IGEP3_GPIO_LED0_RED, "gpio-led:red:d0") == 0) &&
-	    (gpio_direction_output(IGEP3_GPIO_LED0_RED, 1) == 0)) {
-		gpio_export(IGEP3_GPIO_LED0_RED, 0);
-		gpio_set_value(IGEP3_GPIO_LED0_RED, 1);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_RED\n");
-
-	if ((gpio_request(IGEP3_GPIO_LED0_GREEN, "gpio-led:green:d0") == 0) &&
-	    (gpio_direction_output(IGEP3_GPIO_LED0_GREEN, 1) == 0)) {
-		gpio_export(IGEP3_GPIO_LED0_GREEN, 0);
-		gpio_set_value(IGEP3_GPIO_LED0_GREEN, 1);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_LED0_GREEN\n");
-
-	if ((gpio_request(IGEP3_GPIO_LED1_RED, "gpio-led:red:d1") == 0) &&
-		(gpio_direction_output(IGEP3_GPIO_LED1_RED, 1) == 0)) {
-		gpio_export(IGEP3_GPIO_LED1_RED, 0);
-		gpio_set_value(IGEP3_GPIO_LED1_RED, 1);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_RED\n");
-}
-#endif
-
-static int igep3_twl4030_gpio_setup(struct device *dev,
-		unsigned gpio, unsigned ngpio)
-{
-	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
-	mmc[0].gpio_cd = gpio + 0;
-	omap2_hsmmc_init(mmc);
-
-	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
-#if !defined(CONFIG_LEDS_GPIO) && !defined(CONFIG_LEDS_GPIO_MODULE)
-	if ((gpio_request(gpio+TWL4030_GPIO_MAX+1, "gpio-led:green:d1") == 0)
-	    && (gpio_direction_output(gpio + TWL4030_GPIO_MAX + 1, 1) == 0)) {
-		gpio_export(gpio + TWL4030_GPIO_MAX + 1, 0);
-		gpio_set_value(gpio + TWL4030_GPIO_MAX + 1, 0);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_LED1_GREEN\n");
-#else
-	igep3_gpio_leds[3].gpio = gpio + TWL4030_GPIO_MAX + 1;
-#endif
-
-	return 0;
-};
-
-static struct twl4030_gpio_platform_data igep3_twl4030_gpio_pdata = {
-	.gpio_base	= OMAP_MAX_GPIO_LINES,
-	.irq_base	= TWL4030_GPIO_IRQ_BASE,
-	.irq_end	= TWL4030_GPIO_IRQ_END,
-	.use_leds	= true,
-	.setup		= igep3_twl4030_gpio_setup,
-};
-
-static struct twl4030_usb_data igep3_twl4030_usb_data = {
-	.usb_mode	= T2_USB_MODE_ULPI,
-};
-
-static struct platform_device *igep3_devices[] __initdata = {
-	&igep3_vwlan_device,
-};
-
-static void __init igep3_init_early(void)
-{
-	omap2_init_common_infrastructure();
-	omap2_init_common_devices(m65kxxxxam_sdrc_params,
-				  m65kxxxxam_sdrc_params);
-}
-
-static struct twl4030_platform_data igep3_twl4030_pdata = {
-	.irq_base	= TWL4030_IRQ_BASE,
-	.irq_end	= TWL4030_IRQ_END,
-
-	/* platform_data for children goes here */
-	.usb		= &igep3_twl4030_usb_data,
-	.gpio		= &igep3_twl4030_gpio_pdata,
-	.vmmc1		= &igep3_vmmc1,
-	.vio		= &igep3_vio,
-};
-
-static struct i2c_board_info __initdata igep3_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags		= I2C_CLIENT_WAKE,
-		.irq		= INT_34XX_SYS_NIRQ,
-		.platform_data	= &igep3_twl4030_pdata,
-	},
-};
-
-static int __init igep3_i2c_init(void)
-{
-	omap_register_i2c_bus(1, 2600, igep3_i2c_boardinfo,
-			ARRAY_SIZE(igep3_i2c_boardinfo));
-
-	return 0;
-}
-
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type	= MUSB_INTERFACE_ULPI,
-	.mode		= MUSB_OTG,
-	.power		= 100,
-};
-
-#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
-
-static void __init igep3_wifi_bt_init(void)
-{
-	/* Configure MUX values for W-LAN + Bluetooth GPIO's */
-	omap_mux_init_gpio(IGEP3_GPIO_WIFI_NPD, OMAP_PIN_OUTPUT);
-	omap_mux_init_gpio(IGEP3_GPIO_WIFI_NRESET, OMAP_PIN_OUTPUT);
-	omap_mux_init_gpio(IGEP3_GPIO_BT_NRESET, OMAP_PIN_OUTPUT);
-
-	/* Set GPIO's for  W-LAN + Bluetooth combo module */
-	if ((gpio_request(IGEP3_GPIO_WIFI_NPD, "GPIO_WIFI_NPD") == 0) &&
-	    (gpio_direction_output(IGEP3_GPIO_WIFI_NPD, 1) == 0)) {
-		gpio_export(IGEP3_GPIO_WIFI_NPD, 0);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NPD\n");
-
-	if ((gpio_request(IGEP3_GPIO_WIFI_NRESET, "GPIO_WIFI_NRESET") == 0) &&
-	    (gpio_direction_output(IGEP3_GPIO_WIFI_NRESET, 1) == 0)) {
-		gpio_export(IGEP3_GPIO_WIFI_NRESET, 0);
-		gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 0);
-		udelay(10);
-		gpio_set_value(IGEP3_GPIO_WIFI_NRESET, 1);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_WIFI_NRESET\n");
-
-	if ((gpio_request(IGEP3_GPIO_BT_NRESET, "GPIO_BT_NRESET") == 0) &&
-	    (gpio_direction_output(IGEP3_GPIO_BT_NRESET, 1) == 0)) {
-		gpio_export(IGEP3_GPIO_BT_NRESET, 0);
-	} else
-		pr_warning("IGEP3: Could not obtain gpio GPIO_BT_NRESET\n");
-}
-#else
-void __init igep3_wifi_bt_init(void) {}
-#endif
-
-static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
-	.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
-	.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
-	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
-
-	.phy_reset = true,
-	.reset_gpio_port[0] = -EINVAL,
-	.reset_gpio_port[1] = IGEP3_GPIO_USBH_NRESET,
-	.reset_gpio_port[2] = -EINVAL,
-};
-
-#ifdef CONFIG_OMAP_MUX
-static struct omap_board_mux board_mux[] __initdata = {
-	OMAP3_MUX(I2C2_SDA, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
-	{ .reg_offset = OMAP_MUX_TERMINATOR },
-};
-#endif
-
-static void __init igep3_init(void)
-{
-	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
-
-	/* Register I2C busses and drivers */
-	igep3_i2c_init();
-	platform_add_devices(igep3_devices, ARRAY_SIZE(igep3_devices));
-	omap_serial_init();
-	usb_musb_init(&musb_board_data);
-	usbhs_init(&usbhs_bdata);
-
-	igep3_flash_init();
-	igep3_leds_init();
-
-	/*
-	 * WLAN-BT combo module from MuRata which has a Marvell WLAN
-	 * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
-	 */
-	igep3_wifi_bt_init();
-
-}
-
-MACHINE_START(IGEP0030, "IGEP OMAP3 module")
-	.boot_params	= 0x80000100,
-	.reserve	= omap_reserve,
-	.map_io		= omap3_map_io,
-	.init_early	= igep3_init_early,
-	.init_irq	= omap_init_irq,
-	.init_machine	= igep3_init,
-	.timer		= &omap_timer,
-MACHINE_END

arch/arm/mach-omap2/board-ldp.c

@@ -22,7 +22,6 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
 #include <linux/regulator/machine.h>
 #include <linux/i2c/twl.h>
 #include <linux/io.h>
@@ -43,47 +42,19 @@
 
 #include <asm/delay.h>
 #include <plat/usb.h>
+#include <plat/gpmc-smsc911x.h>
 
 #include "board-flash.h"
 #include "mux.h"
 #include "hsmmc.h"
 #include "control.h"
+#include "common-board-devices.h"
 
 #define LDP_SMSC911X_CS		1
 #define LDP_SMSC911X_GPIO	152
 #define DEBUG_BASE		0x08000000
 #define LDP_ETHR_START		DEBUG_BASE
 
-static struct resource ldp_smsc911x_resources[] = {
-	[0] = {
-		.start	= LDP_ETHR_START,
-		.end	= LDP_ETHR_START + SZ_4K,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.start	= 0,
-		.end	= 0,
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
-};
-
-static struct smsc911x_platform_config ldp_smsc911x_config = {
-	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
-	.flags		= SMSC911X_USE_32BIT,
-	.phy_interface	= PHY_INTERFACE_MODE_MII,
-};
-
-static struct platform_device ldp_smsc911x_device = {
-	.name		= "smsc911x",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(ldp_smsc911x_resources),
-	.resource	= ldp_smsc911x_resources,
-	.dev		= {
-		.platform_data = &ldp_smsc911x_config,
-	},
-};
-
 static uint32_t board_keymap[] = {
 	KEY(0, 0, KEY_1),
 	KEY(1, 0, KEY_2),
@@ -197,82 +168,16 @@ static struct platform_device ldp_gpio_keys_device = {
 	},
 };
 
-static int ts_gpio;
-
-/**
- * @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq
- *
- * @return - void. If request gpio fails then Flag KERN_ERR.
- */
-static void ads7846_dev_init(void)
-{
-	if (gpio_request(ts_gpio, "ads7846 irq") < 0) {
-		printk(KERN_ERR "can't get ads746 pen down GPIO\n");
-		return;
-	}
-
-	gpio_direction_input(ts_gpio);
-	gpio_set_debounce(ts_gpio, 310);
-}
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(ts_gpio);
-}
-
-static struct ads7846_platform_data tsc2046_config __initdata = {
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-};
-
-static struct omap2_mcspi_device_config tsc2046_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static struct spi_board_info ldp_spi_board_info[] __initdata = {
-	[0] = {
-		/*
-		 * TSC2046 operates at a max freqency of 2MHz, so
-		 * operate slightly below at 1.5MHz
-		 */
-		.modalias		= "ads7846",
-		.bus_num		= 1,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &tsc2046_mcspi_config,
-		.irq			= 0,
-		.platform_data		= &tsc2046_config,
-	},
+static struct omap_smsc911x_platform_data smsc911x_cfg = {
+	.cs             = LDP_SMSC911X_CS,
+	.gpio_irq       = LDP_SMSC911X_GPIO,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT,
 };
 
 static inline void __init ldp_init_smsc911x(void)
 {
-	int eth_cs;
-	unsigned long cs_mem_base;
-	int eth_gpio = 0;
-
-	eth_cs = LDP_SMSC911X_CS;
-
-	if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
-		printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n");
-		return;
-	}
-
-	ldp_smsc911x_resources[0].start = cs_mem_base + 0x0;
-	ldp_smsc911x_resources[0].end   = cs_mem_base + 0xff;
-	udelay(100);
-
-	eth_gpio = LDP_SMSC911X_GPIO;
-
-	ldp_smsc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio);
-
-	if (gpio_request(eth_gpio, "smsc911x irq") < 0) {
-		printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
-				eth_gpio);
-		return;
-	}
-	gpio_direction_input(eth_gpio);
+	gpmc_smsc911x_init(&smsc911x_cfg);
 }
 
 static struct platform_device ldp_lcd_device = {
@@ -360,19 +265,9 @@ static struct twl4030_platform_data ldp_twldata = {
 	.keypad		= &ldp_kp_twl4030_data,
 };
 
-static struct i2c_board_info __initdata ldp_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &ldp_twldata,
-	},
-};
-
 static int __init omap_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2600, ldp_i2c_boardinfo,
-			ARRAY_SIZE(ldp_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &ldp_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, NULL, 0);
 	return 0;
@@ -389,7 +284,6 @@ static struct omap2_hsmmc_info mmc[] __initdata = {
 };
 
 static struct platform_device *ldp_devices[] __initdata = {
-	&ldp_smsc911x_device,
 	&ldp_lcd_device,
 	&ldp_gpio_keys_device,
 };
@@ -400,12 +294,6 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static struct mtd_partition ldp_nand_partitions[] = {
 	/* All the partition sizes are listed in terms of NAND block size */
 	{
@@ -446,13 +334,9 @@ static void __init omap_ldp_init(void)
 	ldp_init_smsc911x();
 	omap_i2c_init();
 	platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
-	ts_gpio = 54;
-	ldp_spi_board_info[0].irq = gpio_to_irq(ts_gpio);
-	spi_register_board_info(ldp_spi_board_info,
-				ARRAY_SIZE(ldp_spi_board_info));
-	ads7846_dev_init();
+	omap_ads7846_init(1, 54, 310, NULL);
 	omap_serial_init();
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	board_nand_init(ldp_nand_partitions,
 		ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0);
 

arch/arm/mach-omap2/board-n8x0.c

@@ -106,14 +106,13 @@ static void __init n8x0_usb_init(void)
 	static char	announce[] __initdata = KERN_INFO "TUSB 6010\n";
 
 	/* PM companion chip power control pin */
-	ret = gpio_request(TUSB6010_GPIO_ENABLE, "TUSB6010 enable");
+	ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW,
+			       "TUSB6010 enable");
 	if (ret != 0) {
 		printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
 		       TUSB6010_GPIO_ENABLE);
 		return;
 	}
-	gpio_direction_output(TUSB6010_GPIO_ENABLE, 0);
-
 	tusb_set_power(0);
 
 	ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
@@ -494,8 +493,12 @@ static struct omap_mmc_platform_data mmc1_data = {
 
 static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC];
 
-static void __init n8x0_mmc_init(void)
+static struct gpio n810_emmc_gpios[] __initdata = {
+	{ N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vddf" },
+	{ N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vdd"  },
+};
 
+static void __init n8x0_mmc_init(void)
 {
 	int err;
 
@@ -512,27 +515,18 @@ static void __init n8x0_mmc_init(void)
 		mmc1_data.slots[1].ban_openended = 1;
 	}
 
-	err = gpio_request(N8X0_SLOT_SWITCH_GPIO, "MMC slot switch");
+	err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW,
+			       "MMC slot switch");
 	if (err)
 		return;
 
-	gpio_direction_output(N8X0_SLOT_SWITCH_GPIO, 0);
-
 	if (machine_is_nokia_n810()) {
-		err = gpio_request(N810_EMMC_VSD_GPIO, "MMC slot 2 Vddf");
-		if (err) {
-			gpio_free(N8X0_SLOT_SWITCH_GPIO);
-			return;
-		}
-		gpio_direction_output(N810_EMMC_VSD_GPIO, 0);
-
-		err = gpio_request(N810_EMMC_VIO_GPIO, "MMC slot 2 Vdd");
+		err = gpio_request_array(n810_emmc_gpios,
+					 ARRAY_SIZE(n810_emmc_gpios));
 		if (err) {
 			gpio_free(N8X0_SLOT_SWITCH_GPIO);
-			gpio_free(N810_EMMC_VSD_GPIO);
 			return;
 		}
-		gpio_direction_output(N810_EMMC_VIO_GPIO, 0);
 	}
 
 	mmc_data[0] = &mmc1_data;

arch/arm/mach-omap2/board-omap3beagle.c

@@ -52,6 +52,7 @@
 #include "hsmmc.h"
 #include "timer-gp.h"
 #include "pm.h"
+#include "common-board-devices.h"
 
 #define NAND_BLOCK_SIZE		SZ_128K
 
@@ -79,6 +80,12 @@ static u8 omap3_beagle_get_rev(void)
 	return omap3_beagle_version;
 }
 
+static struct gpio omap3_beagle_rev_gpios[] __initdata = {
+	{ 171, GPIOF_IN, "rev_id_0"    },
+	{ 172, GPIOF_IN, "rev_id_1" },
+	{ 173, GPIOF_IN, "rev_id_2"    },
+};
+
 static void __init omap3_beagle_init_rev(void)
 {
 	int ret;
@@ -88,21 +95,13 @@ static void __init omap3_beagle_init_rev(void)
 	omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP);
 	omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP);
 
-	ret = gpio_request(171, "rev_id_0");
-	if (ret < 0)
-		goto fail0;
-
-	ret = gpio_request(172, "rev_id_1");
-	if (ret < 0)
-		goto fail1;
-
-	ret = gpio_request(173, "rev_id_2");
-	if (ret < 0)
-		goto fail2;
-
-	gpio_direction_input(171);
-	gpio_direction_input(172);
-	gpio_direction_input(173);
+	ret = gpio_request_array(omap3_beagle_rev_gpios,
+				 ARRAY_SIZE(omap3_beagle_rev_gpios));
+	if (ret < 0) {
+		printk(KERN_ERR "Unable to get revision detection GPIO pins\n");
+		omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
+		return;
+	}
 
 	beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1)
 			| (gpio_get_value(173) << 2);
@@ -128,18 +127,6 @@ static void __init omap3_beagle_init_rev(void)
 		printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev);
 		omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
 	}
-
-	return;
-
-fail2:
-	gpio_free(172);
-fail1:
-	gpio_free(171);
-fail0:
-	printk(KERN_ERR "Unable to get revision detection GPIO pins\n");
-	omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
-
-	return;
 }
 
 static struct mtd_partition omap3beagle_nand_partitions[] = {
@@ -173,15 +160,6 @@ static struct mtd_partition omap3beagle_nand_partitions[] = {
 	},
 };
 
-static struct omap_nand_platform_data omap3beagle_nand_data = {
-	.options	= NAND_BUSWIDTH_16,
-	.parts		= omap3beagle_nand_partitions,
-	.nr_parts	= ARRAY_SIZE(omap3beagle_nand_partitions),
-	.dma_channel	= -1,		/* disable DMA in OMAP NAND driver */
-	.nand_setup	= NULL,
-	.dev_ready	= NULL,
-};
-
 /* DSS */
 
 static int beagle_enable_dvi(struct omap_dss_device *dssdev)
@@ -243,13 +221,10 @@ static void __init beagle_display_init(void)
 {
 	int r;
 
-	r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset");
-	if (r < 0) {
+	r = gpio_request_one(beagle_dvi_device.reset_gpio, GPIOF_OUT_INIT_LOW,
+			     "DVI reset");
+	if (r < 0)
 		printk(KERN_ERR "Unable to get DVI reset GPIO\n");
-		return;
-	}
-
-	gpio_direction_output(beagle_dvi_device.reset_gpio, 0);
 }
 
 #include "sdram-micron-mt46h32m32lf-6.h"
@@ -276,7 +251,7 @@ static struct gpio_led gpio_leds[];
 static int beagle_twl_gpio_setup(struct device *dev,
 		unsigned gpio, unsigned ngpio)
 {
-	int r;
+	int r, usb_pwr_level;
 
 	if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
 		mmc[0].gpio_wp = -EINVAL;
@@ -295,66 +270,46 @@ static int beagle_twl_gpio_setup(struct device *dev,
 	beagle_vmmc1_supply.dev = mmc[0].dev;
 	beagle_vsim_supply.dev = mmc[0].dev;
 
-	/* REVISIT: need ehci-omap hooks for external VBUS
-	 * power switch and overcurrent detect
-	 */
-	if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) {
-		r = gpio_request(gpio + 1, "EHCI_nOC");
-		if (!r) {
-			r = gpio_direction_input(gpio + 1);
-			if (r)
-				gpio_free(gpio + 1);
-		}
-		if (r)
-			pr_err("%s: unable to configure EHCI_nOC\n", __func__);
-	}
-
 	/*
 	 * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
 	 * high / others active low)
-	 */
-	gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
-	if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
-		gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
-	else
-		gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
-
-	/* DVI reset GPIO is different between beagle revisions */
-	if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
-		beagle_dvi_device.reset_gpio = 129;
-	else
-		beagle_dvi_device.reset_gpio = 170;
-
-	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
-	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
-
-	/*
-	 * gpio + 1 on Xm controls the TFP410's enable line (active low)
-	 * gpio + 2 control varies depending on the board rev as follows:
-	 * P7/P8 revisions(prototype): Camera EN
-	 * A2+ revisions (production): LDO (supplies DVI, serial, led blocks)
+	 * DVI reset GPIO is different between beagle revisions
 	 */
 	if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
-		r = gpio_request(gpio + 1, "nDVI_PWR_EN");
-		if (!r) {
-			r = gpio_direction_output(gpio + 1, 0);
-			if (r)
-				gpio_free(gpio + 1);
-		}
+		usb_pwr_level = GPIOF_OUT_INIT_HIGH;
+		beagle_dvi_device.reset_gpio = 129;
+		/*
+		 * gpio + 1 on Xm controls the TFP410's enable line (active low)
+		 * gpio + 2 control varies depending on the board rev as below:
+		 * P7/P8 revisions(prototype): Camera EN
+		 * A2+ revisions (production): LDO (DVI, serial, led blocks)
+		 */
+		r = gpio_request_one(gpio + 1, GPIOF_OUT_INIT_LOW,
+				     "nDVI_PWR_EN");
 		if (r)
 			pr_err("%s: unable to configure nDVI_PWR_EN\n",
 				__func__);
-		r = gpio_request(gpio + 2, "DVI_LDO_EN");
-		if (!r) {
-			r = gpio_direction_output(gpio + 2, 1);
-			if (r)
-				gpio_free(gpio + 2);
-		}
+		r = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
+				     "DVI_LDO_EN");
 		if (r)
 			pr_err("%s: unable to configure DVI_LDO_EN\n",
 				__func__);
+	} else {
+		usb_pwr_level = GPIOF_OUT_INIT_LOW;
+		beagle_dvi_device.reset_gpio = 170;
+		/*
+		 * REVISIT: need ehci-omap hooks for external VBUS
+		 * power switch and overcurrent detect
+		 */
+		if (gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"))
+			pr_err("%s: unable to configure EHCI_nOC\n", __func__);
 	}
 
+	gpio_request_one(gpio + TWL4030_GPIO_MAX, usb_pwr_level, "nEN_USB_PWR");
+
+	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
+	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
+
 	return 0;
 }
 
@@ -453,15 +408,6 @@ static struct twl4030_platform_data beagle_twldata = {
 	.vpll2		= &beagle_vpll2,
 };
 
-static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &beagle_twldata,
-	},
-};
-
 static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
        {
                I2C_BOARD_INFO("eeprom", 0x50),
@@ -470,8 +416,7 @@ static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
 
 static int __init omap3_beagle_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
-			ARRAY_SIZE(beagle_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &beagle_twldata);
 	/* Bus 3 is attached to the DVI port where devices like the pico DLP
 	 * projector don't work reliably with 400kHz */
 	omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom));
@@ -551,39 +496,6 @@ static struct platform_device *omap3_beagle_devices[] __initdata = {
 	&keys_gpio,
 };
 
-static void __init omap3beagle_flash_init(void)
-{
-	u8 cs = 0;
-	u8 nandcs = GPMC_CS_NUM + 1;
-
-	/* find out the chip-select on which NAND exists */
-	while (cs < GPMC_CS_NUM) {
-		u32 ret = 0;
-		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-		if ((ret & 0xC00) == 0x800) {
-			printk(KERN_INFO "Found NAND on CS%d\n", cs);
-			if (nandcs > GPMC_CS_NUM)
-				nandcs = cs;
-		}
-		cs++;
-	}
-
-	if (nandcs > GPMC_CS_NUM) {
-		printk(KERN_INFO "NAND: Unable to find configuration "
-				 "in GPMC\n ");
-		return;
-	}
-
-	if (nandcs < GPMC_CS_NUM) {
-		omap3beagle_nand_data.cs = nandcs;
-
-		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
-		if (gpmc_nand_init(&omap3beagle_nand_data) < 0)
-			printk(KERN_ERR "Unable to register NAND device\n");
-	}
-}
-
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
 	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
@@ -602,12 +514,6 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static void __init beagle_opp_init(void)
 {
 	int r = 0;
@@ -665,13 +571,13 @@ static void __init omap3_beagle_init(void)
 	omap_serial_init();
 
 	omap_mux_init_gpio(170, OMAP_PIN_INPUT);
-	gpio_request(170, "DVI_nPD");
 	/* REVISIT leave DVI powered down until it's needed ... */
-	gpio_direction_output(170, true);
+	gpio_request_one(170, GPIOF_OUT_INIT_HIGH, "DVI_nPD");
 
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	usbhs_init(&usbhs_bdata);
-	omap3beagle_flash_init();
+	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions,
+			     ARRAY_SIZE(omap3beagle_nand_partitions));
 
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);

arch/arm/mach-omap2/board-omap3evm.c

@@ -50,6 +50,7 @@
 #include "mux.h"
 #include "sdram-micron-mt46h32m32lf-6.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define OMAP3_EVM_TS_GPIO	175
 #define OMAP3_EVM_EHCI_VBUS	22
@@ -101,49 +102,20 @@ static void __init omap3_evm_get_revision(void)
 }
 
 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
-static struct resource omap3evm_smsc911x_resources[] = {
-	[0] =	{
-		.start	= OMAP3EVM_ETHR_START,
-		.end	= (OMAP3EVM_ETHR_START + OMAP3EVM_ETHR_SIZE - 1),
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] =	{
-		.start	= OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
-		.end	= OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
-		.flags	= (IORESOURCE_IRQ | IRQF_TRIGGER_LOW),
-	},
-};
+#include <plat/gpmc-smsc911x.h>
 
-static struct smsc911x_platform_config smsc911x_config = {
-	.phy_interface  = PHY_INTERFACE_MODE_MII,
-	.irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
-	.flags          = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
-};
-
-static struct platform_device omap3evm_smsc911x_device = {
-	.name		= "smsc911x",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(omap3evm_smsc911x_resources),
-	.resource	= &omap3evm_smsc911x_resources[0],
-	.dev		= {
-		.platform_data = &smsc911x_config,
-	},
+static struct omap_smsc911x_platform_data smsc911x_cfg = {
+	.cs             = OMAP3EVM_SMSC911X_CS,
+	.gpio_irq       = OMAP3EVM_ETHR_GPIO_IRQ,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
 };
 
 static inline void __init omap3evm_init_smsc911x(void)
 {
-	int eth_cs, eth_rst;
 	struct clk *l3ck;
 	unsigned int rate;
 
-	if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
-		eth_rst = OMAP3EVM_GEN1_ETHR_GPIO_RST;
-	else
-		eth_rst = OMAP3EVM_GEN2_ETHR_GPIO_RST;
-
-	eth_cs = OMAP3EVM_SMSC911X_CS;
-
 	l3ck = clk_get(NULL, "l3_ck");
 	if (IS_ERR(l3ck))
 		rate = 100000000;
@@ -152,33 +124,13 @@ static inline void __init omap3evm_init_smsc911x(void)
 
 	/* Configure ethernet controller reset gpio */
 	if (cpu_is_omap3430()) {
-		if (gpio_request(eth_rst, "SMSC911x gpio") < 0) {
-			pr_err(KERN_ERR "Failed to request %d for smsc911x\n",
-					eth_rst);
-			return;
-		}
-
-		if (gpio_direction_output(eth_rst, 1) < 0) {
-			pr_err(KERN_ERR "Failed to set direction of %d for" \
-					" smsc911x\n", eth_rst);
-			return;
-		}
-		/* reset pulse to ethernet controller*/
-		usleep_range(150, 220);
-		gpio_set_value(eth_rst, 0);
-		usleep_range(150, 220);
-		gpio_set_value(eth_rst, 1);
-		usleep_range(1, 2);
-	}
-
-	if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) {
-		printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
-			OMAP3EVM_ETHR_GPIO_IRQ);
-		return;
+		if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
+			smsc911x_cfg.gpio_reset = OMAP3EVM_GEN1_ETHR_GPIO_RST;
+		else
+			smsc911x_cfg.gpio_reset = OMAP3EVM_GEN2_ETHR_GPIO_RST;
 	}
 
-	gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ);
-	platform_device_register(&omap3evm_smsc911x_device);
+	gpmc_smsc911x_init(&smsc911x_cfg);
 }
 
 #else
@@ -197,6 +149,15 @@ static inline void __init omap3evm_init_smsc911x(void) { return; }
 #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO	210
 #define OMAP3EVM_DVI_PANEL_EN_GPIO	199
 
+static struct gpio omap3_evm_dss_gpios[] __initdata = {
+	{ OMAP3EVM_LCD_PANEL_RESB,  GPIOF_OUT_INIT_HIGH, "lcd_panel_resb"  },
+	{ OMAP3EVM_LCD_PANEL_INI,   GPIOF_OUT_INIT_HIGH, "lcd_panel_ini"   },
+	{ OMAP3EVM_LCD_PANEL_QVGA,  GPIOF_OUT_INIT_LOW,  "lcd_panel_qvga"  },
+	{ OMAP3EVM_LCD_PANEL_LR,    GPIOF_OUT_INIT_HIGH, "lcd_panel_lr"    },
+	{ OMAP3EVM_LCD_PANEL_UD,    GPIOF_OUT_INIT_HIGH, "lcd_panel_ud"    },
+	{ OMAP3EVM_LCD_PANEL_ENVDD, GPIOF_OUT_INIT_LOW,  "lcd_panel_envdd" },
+};
+
 static int lcd_enabled;
 static int dvi_enabled;
 
@@ -204,61 +165,10 @@ static void __init omap3_evm_display_init(void)
 {
 	int r;
 
-	r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_resb\n");
-		return;
-	}
-	gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1);
-
-	r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_ini\n");
-		goto err_1;
-	}
-	gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1);
-
-	r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_qvga\n");
-		goto err_2;
-	}
-	gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0);
-
-	r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_lr\n");
-		goto err_3;
-	}
-	gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1);
-
-	r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_ud\n");
-		goto err_4;
-	}
-	gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1);
-
-	r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd");
-	if (r) {
-		printk(KERN_ERR "failed to get lcd_panel_envdd\n");
-		goto err_5;
-	}
-	gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0);
-
-	return;
-
-err_5:
-	gpio_free(OMAP3EVM_LCD_PANEL_UD);
-err_4:
-	gpio_free(OMAP3EVM_LCD_PANEL_LR);
-err_3:
-	gpio_free(OMAP3EVM_LCD_PANEL_QVGA);
-err_2:
-	gpio_free(OMAP3EVM_LCD_PANEL_INI);
-err_1:
-	gpio_free(OMAP3EVM_LCD_PANEL_RESB);
-
+	r = gpio_request_array(omap3_evm_dss_gpios,
+			       ARRAY_SIZE(omap3_evm_dss_gpios));
+	if (r)
+		printk(KERN_ERR "failed to get lcd_panel_* gpios\n");
 }
 
 static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
@@ -448,7 +358,7 @@ static struct platform_device leds_gpio = {
 static int omap3evm_twl_gpio_setup(struct device *dev,
 		unsigned gpio, unsigned ngpio)
 {
-	int r;
+	int r, lcd_bl_en;
 
 	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
 	omap_mux_init_gpio(63, OMAP_PIN_INPUT);
@@ -465,16 +375,14 @@ static int omap3evm_twl_gpio_setup(struct device *dev,
 	 */
 
 	/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
-	r = gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
-	if (!r)
-		r = gpio_direction_output(gpio + TWL4030_GPIO_MAX,
-			(get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) ? 1 : 0);
+	lcd_bl_en = get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2 ?
+		GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
+	r = gpio_request_one(gpio + TWL4030_GPIO_MAX, lcd_bl_en, "EN_LCD_BKL");
 	if (r)
 		printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
 
 	/* gpio + 7 == DVI Enable */
-	gpio_request(gpio + 7, "EN_DVI");
-	gpio_direction_output(gpio + 7, 0);
+	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 
 	/* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
 	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
@@ -652,78 +560,18 @@ static struct twl4030_platform_data omap3evm_twldata = {
 	.vdac		= &omap3_evm_vdac,
 	.vpll2		= &omap3_evm_vpll2,
 	.vio		= &omap3evm_vio,
-};
-
-static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &omap3evm_twldata,
-	},
+	.vmmc1		= &omap3evm_vmmc1,
+	.vsim		= &omap3evm_vsim,
 };
 
 static int __init omap3_evm_i2c_init(void)
 {
-	/*
-	 * REVISIT: These entries can be set in omap3evm_twl_data
-	 * after a merge with MFD tree
-	 */
-	omap3evm_twldata.vmmc1 = &omap3evm_vmmc1;
-	omap3evm_twldata.vsim = &omap3evm_vsim;
-
-	omap_register_i2c_bus(1, 2600, omap3evm_i2c_boardinfo,
-			ARRAY_SIZE(omap3evm_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &omap3evm_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, NULL, 0);
 	return 0;
 }
 
-static void ads7846_dev_init(void)
-{
-	if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0)
-		printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
-
-	gpio_direction_input(OMAP3_EVM_TS_GPIO);
-	gpio_set_debounce(OMAP3_EVM_TS_GPIO, 310);
-}
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(OMAP3_EVM_TS_GPIO);
-}
-
-static struct ads7846_platform_data ads7846_config = {
-	.x_max			= 0x0fff,
-	.y_max			= 0x0fff,
-	.x_plate_ohms		= 180,
-	.pressure_max		= 255,
-	.debounce_max		= 10,
-	.debounce_tol		= 3,
-	.debounce_rep		= 1,
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-	.settle_delay_usecs	= 150,
-	.wakeup				= true,
-};
-
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static struct spi_board_info omap3evm_spi_board_info[] = {
-	[0] = {
-		.modalias		= "ads7846",
-		.bus_num		= 1,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &ads7846_mcspi_config,
-		.irq			= OMAP_GPIO_IRQ(OMAP3_EVM_TS_GPIO),
-		.platform_data		= &ads7846_config,
-	},
-};
-
 static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
 };
 
@@ -825,6 +673,11 @@ static struct omap_musb_board_data musb_board_data = {
 	.power			= 100,
 };
 
+static struct gpio omap3_evm_ehci_gpios[] __initdata = {
+	{ OMAP3_EVM_EHCI_VBUS,	 GPIOF_OUT_INIT_HIGH,  "enable EHCI VBUS" },
+	{ OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW,   "select EHCI port" },
+};
+
 static void __init omap3_evm_init(void)
 {
 	omap3_evm_get_revision();
@@ -841,9 +694,6 @@ static void __init omap3_evm_init(void)
 
 	omap_display_init(&omap3_evm_dss_data);
 
-	spi_register_board_info(omap3evm_spi_board_info,
-				ARRAY_SIZE(omap3evm_spi_board_info));
-
 	omap_serial_init();
 
 	/* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
@@ -851,16 +701,12 @@ static void __init omap3_evm_init(void)
 
 	if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
 		/* enable EHCI VBUS using GPIO22 */
-		omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP);
-		gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS");
-		gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0);
-		gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1);
-
+		omap_mux_init_gpio(OMAP3_EVM_EHCI_VBUS, OMAP_PIN_INPUT_PULLUP);
 		/* Select EHCI port on main board */
-		omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP);
-		gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port");
-		gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0);
-		gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0);
+		omap_mux_init_gpio(OMAP3_EVM_EHCI_SELECT,
+				   OMAP_PIN_INPUT_PULLUP);
+		gpio_request_array(omap3_evm_ehci_gpios,
+				   ARRAY_SIZE(omap3_evm_ehci_gpios));
 
 		/* setup EHCI phy reset config */
 		omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
@@ -876,7 +722,7 @@ static void __init omap3_evm_init(void)
 	}
 	usb_musb_init(&musb_board_data);
 	usbhs_init(&usbhs_bdata);
-	ads7846_dev_init();
+	omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
 	omap3evm_init_smsc911x();
 	omap3_evm_display_init();
 

arch/arm/mach-omap2/board-omap3logic.c

@@ -37,6 +37,7 @@
 #include "hsmmc.h"
 #include "timer-gp.h"
 #include "control.h"
+#include "common-board-devices.h"
 
 #include <plat/mux.h>
 #include <plat/board.h>
@@ -93,19 +94,9 @@ static struct twl4030_platform_data omap3logic_twldata = {
 	.vmmc1		= &omap3logic_vmmc1,
 };
 
-static struct i2c_board_info __initdata omap3logic_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &omap3logic_twldata,
-	},
-};
-
 static int __init omap3logic_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2600, omap3logic_i2c_boardinfo,
-				ARRAY_SIZE(omap3logic_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &omap3logic_twldata);
 	return 0;
 }
 
@@ -147,7 +138,6 @@ static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = {
 	.cs             = OMAP3LOGIC_SMSC911X_CS,
 	.gpio_irq       = -EINVAL,
 	.gpio_reset     = -EINVAL,
-	.flags          = IORESOURCE_IRQ_LOWLEVEL,
 };
 
 /* TODO/FIXME (comment by Peter Barada, LogicPD):

arch/arm/mach-omap2/board-omap3pandora.c

@@ -22,7 +22,6 @@
 #include <linux/platform_device.h>
 
 #include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
 #include <linux/regulator/machine.h>
 #include <linux/i2c/twl.h>
 #include <linux/wl12xx.h>
@@ -52,6 +51,7 @@
 #include "mux.h"
 #include "sdram-micron-mt46h32m32lf-6.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define PANDORA_WIFI_IRQ_GPIO		21
 #define PANDORA_WIFI_NRESET_GPIO	23
@@ -305,24 +305,13 @@ static int omap3pandora_twl_gpio_setup(struct device *dev,
 
 	/* gpio + 13 drives 32kHz buffer for wifi module */
 	gpio_32khz = gpio + 13;
-	ret = gpio_request(gpio_32khz, "wifi 32kHz");
+	ret = gpio_request_one(gpio_32khz, GPIOF_OUT_INIT_HIGH, "wifi 32kHz");
 	if (ret < 0) {
 		pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
-		goto fail;
-	}
-
-	ret = gpio_direction_output(gpio_32khz, 1);
-	if (ret < 0) {
-		pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
-		goto fail_direction;
+		return -ENODEV;
 	}
 
 	return 0;
-
-fail_direction:
-	gpio_free(gpio_32khz);
-fail:
-	return -ENODEV;
 }
 
 static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
@@ -544,15 +533,6 @@ static struct twl4030_platform_data omap3pandora_twldata = {
 	.bci		= &pandora_bci_data,
 };
 
-static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("tps65950", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &omap3pandora_twldata,
-	},
-};
-
 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
 	{
 		I2C_BOARD_INFO("bq27500", 0x55),
@@ -562,61 +542,15 @@ static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
 
 static int __init omap3pandora_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
-			ARRAY_SIZE(omap3pandora_i2c_boardinfo));
+	omap3_pmic_init("tps65950", &omap3pandora_twldata);
 	/* i2c2 pins are not connected */
 	omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
 			ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
 	return 0;
 }
 
-static void __init omap3pandora_ads7846_init(void)
-{
-	int gpio = OMAP3_PANDORA_TS_GPIO;
-	int ret;
-
-	ret = gpio_request(gpio, "ads7846_pen_down");
-	if (ret < 0) {
-		printk(KERN_ERR "Failed to request GPIO %d for "
-				"ads7846 pen down IRQ\n", gpio);
-		return;
-	}
-
-	gpio_direction_input(gpio);
-}
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
-}
-
-static struct ads7846_platform_data ads7846_config = {
-	.x_max			= 0x0fff,
-	.y_max			= 0x0fff,
-	.x_plate_ohms		= 180,
-	.pressure_max		= 255,
-	.debounce_max		= 10,
-	.debounce_tol		= 3,
-	.debounce_rep		= 1,
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-};
-
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
 	{
-		.modalias		= "ads7846",
-		.bus_num		= 1,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &ads7846_mcspi_config,
-		.irq			= OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
-		.platform_data		= &ads7846_config,
-	}, {
 		.modalias		= "tpo_td043mtea1_panel_spi",
 		.bus_num		= 1,
 		.chip_select		= 1,
@@ -639,14 +573,10 @@ static void __init pandora_wl1251_init(void)
 
 	memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
 
-	ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
+	ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
 	if (ret < 0)
 		goto fail;
 
-	ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
-	if (ret < 0)
-		goto fail_irq;
-
 	pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
 	if (pandora_wl1251_pdata.irq < 0)
 		goto fail_irq;
@@ -688,12 +618,6 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static void __init omap3pandora_init(void)
 {
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@@ -705,9 +629,9 @@ static void __init omap3pandora_init(void)
 	omap_serial_init();
 	spi_register_board_info(omap3pandora_spi_board_info,
 			ARRAY_SIZE(omap3pandora_spi_board_info));
-	omap3pandora_ads7846_init();
+	omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL);
 	usbhs_init(&usbhs_bdata);
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	gpmc_nand_init(&pandora_nand_data);
 
 	/* Ensure SDRC pins are mux'd for self-refresh */

arch/arm/mach-omap2/board-omap3stalker.c

@@ -45,7 +45,6 @@
 #include <plat/mcspi.h>
 #include <linux/input/matrix_keypad.h>
 #include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
 #include <linux/interrupt.h>
 #include <linux/smsc911x.h>
 #include <linux/i2c/at24.h>
@@ -54,52 +53,28 @@
 #include "mux.h"
 #include "hsmmc.h"
 #include "timer-gp.h"
+#include "common-board-devices.h"
 
 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
+#include <plat/gpmc-smsc911x.h>
+
 #define OMAP3STALKER_ETHR_START	0x2c000000
 #define OMAP3STALKER_ETHR_SIZE	1024
 #define OMAP3STALKER_ETHR_GPIO_IRQ	19
 #define OMAP3STALKER_SMC911X_CS	5
 
-static struct resource omap3stalker_smsc911x_resources[] = {
-	[0] = {
-	       .start	= OMAP3STALKER_ETHR_START,
-	       .end	=
-	       (OMAP3STALKER_ETHR_START + OMAP3STALKER_ETHR_SIZE - 1),
-	       .flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-	       .start	= OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ),
-	       .end	= OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ),
-	       .flags	= (IORESOURCE_IRQ | IRQF_TRIGGER_LOW),
-	},
-};
-
-static struct smsc911x_platform_config smsc911x_config = {
-	.phy_interface	= PHY_INTERFACE_MODE_MII,
-	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+static struct omap_smsc911x_platform_data smsc911x_cfg = {
+	.cs             = OMAP3STALKER_SMC911X_CS,
+	.gpio_irq       = OMAP3STALKER_ETHR_GPIO_IRQ,
+	.gpio_reset     = -EINVAL,
 	.flags		= (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
 };
 
-static struct platform_device omap3stalker_smsc911x_device = {
-	.name		= "smsc911x",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(omap3stalker_smsc911x_resources),
-	.resource	= &omap3stalker_smsc911x_resources[0],
-	.dev		= {
-		.platform_data	= &smsc911x_config,
-	},
-};
-
 static inline void __init omap3stalker_init_eth(void)
 {
-	int eth_cs;
 	struct clk *l3ck;
 	unsigned int rate;
 
-	eth_cs = OMAP3STALKER_SMC911X_CS;
-
 	l3ck = clk_get(NULL, "l3_ck");
 	if (IS_ERR(l3ck))
 		rate = 100000000;
@@ -107,16 +82,7 @@ static inline void __init omap3stalker_init_eth(void)
 		rate = clk_get_rate(l3ck);
 
 	omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
-	if (gpio_request(OMAP3STALKER_ETHR_GPIO_IRQ, "SMC911x irq") < 0) {
-		printk(KERN_ERR
-		       "Failed to request GPIO%d for smc911x IRQ\n",
-		       OMAP3STALKER_ETHR_GPIO_IRQ);
-		return;
-	}
-
-	gpio_direction_input(OMAP3STALKER_ETHR_GPIO_IRQ);
-
-	platform_device_register(&omap3stalker_smsc911x_device);
+	gpmc_smsc911x_init(&smsc911x_cfg);
 }
 
 #else
@@ -365,12 +331,11 @@ omap3stalker_twl_gpio_setup(struct device *dev,
 	 */
 
 	/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
-	gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
-	gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
+	gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
+			 "EN_LCD_BKL");
 
 	/* gpio + 7 == DVI Enable */
-	gpio_request(gpio + 7, "EN_DVI");
-	gpio_direction_output(gpio + 7, 0);
+	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
 
 	/* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
 	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
@@ -489,15 +454,8 @@ static struct twl4030_platform_data omap3stalker_twldata = {
 	.codec		= &omap3stalker_codec_data,
 	.vdac		= &omap3_stalker_vdac,
 	.vpll2		= &omap3_stalker_vpll2,
-};
-
-static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo[] = {
-	{
-	 I2C_BOARD_INFO("twl4030", 0x48),
-	 .flags		= I2C_CLIENT_WAKE,
-	 .irq		= INT_34XX_SYS_NIRQ,
-	 .platform_data	= &omap3stalker_twldata,
-	 },
+	.vmmc1		= &omap3stalker_vmmc1,
+	.vsim		= &omap3stalker_vsim,
 };
 
 static struct at24_platform_data fram_info = {
@@ -516,15 +474,7 @@ static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
 
 static int __init omap3_stalker_i2c_init(void)
 {
-	/*
-	 * REVISIT: These entries can be set in omap3evm_twl_data
-	 * after a merge with MFD tree
-	 */
-	omap3stalker_twldata.vmmc1 = &omap3stalker_vmmc1;
-	omap3stalker_twldata.vsim = &omap3stalker_vsim;
-
-	omap_register_i2c_bus(1, 2600, omap3stalker_i2c_boardinfo,
-			      ARRAY_SIZE(omap3stalker_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &omap3stalker_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
 			      ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
@@ -532,49 +482,6 @@ static int __init omap3_stalker_i2c_init(void)
 }
 
 #define OMAP3_STALKER_TS_GPIO	175
-static void ads7846_dev_init(void)
-{
-	if (gpio_request(OMAP3_STALKER_TS_GPIO, "ADS7846 pendown") < 0)
-		printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
-
-	gpio_direction_input(OMAP3_STALKER_TS_GPIO);
-	gpio_set_debounce(OMAP3_STALKER_TS_GPIO, 310);
-}
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(OMAP3_STALKER_TS_GPIO);
-}
-
-static struct ads7846_platform_data ads7846_config = {
-	.x_max			= 0x0fff,
-	.y_max			= 0x0fff,
-	.x_plate_ohms		= 180,
-	.pressure_max		= 255,
-	.debounce_max		= 10,
-	.debounce_tol		= 3,
-	.debounce_rep		= 1,
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-	.settle_delay_usecs	= 150,
-};
-
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode		= 0,
-	.single_channel		= 1,	/* 0: slave, 1: master */
-};
-
-static struct spi_board_info omap3stalker_spi_board_info[] = {
-	[0] = {
-	       .modalias	= "ads7846",
-	       .bus_num		= 1,
-	       .chip_select	= 0,
-	       .max_speed_hz	= 1500000,
-	       .controller_data	= &ads7846_mcspi_config,
-	       .irq		= OMAP_GPIO_IRQ(OMAP3_STALKER_TS_GPIO),
-	       .platform_data	= &ads7846_config,
-	},
-};
 
 static struct omap_board_config_kernel omap3_stalker_config[] __initdata = {
 };
@@ -618,12 +525,6 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type	= MUSB_INTERFACE_ULPI,
-	.mode		= MUSB_OTG,
-	.power		= 100,
-};
-
 static void __init omap3_stalker_init(void)
 {
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
@@ -636,13 +537,11 @@ static void __init omap3_stalker_init(void)
 			     ARRAY_SIZE(omap3_stalker_devices));
 
 	omap_display_init(&omap3_stalker_dss_data);
-	spi_register_board_info(omap3stalker_spi_board_info,
-				ARRAY_SIZE(omap3stalker_spi_board_info));
 
 	omap_serial_init();
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	usbhs_init(&usbhs_bdata);
-	ads7846_dev_init();
+	omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL);
 
 	omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
 	omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);

arch/arm/mach-omap2/board-omap3touchbook.c

@@ -52,6 +52,7 @@
 #include "mux.h"
 #include "hsmmc.h"
 #include "timer-gp.h"
+#include "common-board-devices.h"
 
 #include <asm/setup.h>
 
@@ -95,15 +96,6 @@ static struct mtd_partition omap3touchbook_nand_partitions[] = {
 	},
 };
 
-static struct omap_nand_platform_data omap3touchbook_nand_data = {
-	.options	= NAND_BUSWIDTH_16,
-	.parts		= omap3touchbook_nand_partitions,
-	.nr_parts	= ARRAY_SIZE(omap3touchbook_nand_partitions),
-	.dma_channel	= -1,		/* disable DMA in OMAP NAND driver */
-	.nand_setup	= NULL,
-	.dev_ready	= NULL,
-};
-
 #include "sdram-micron-mt46h32m32lf-6.h"
 
 static struct omap2_hsmmc_info mmc[] = {
@@ -154,13 +146,11 @@ static int touchbook_twl_gpio_setup(struct device *dev,
 	/* REVISIT: need ehci-omap hooks for external VBUS
 	 * power switch and overcurrent detect
 	 */
-
-	gpio_request(gpio + 1, "EHCI_nOC");
-	gpio_direction_input(gpio + 1);
+	gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC");
 
 	/* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
-	gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
-	gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
+	gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
+			 "nEN_USB_PWR");
 
 	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
 	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
@@ -273,15 +263,6 @@ static struct twl4030_platform_data touchbook_twldata = {
 	.vpll2		= &touchbook_vpll2,
 };
 
-static struct i2c_board_info __initdata touchbook_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl4030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &touchbook_twldata,
-	},
-};
-
 static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = {
 	{
 		I2C_BOARD_INFO("bq27200", 0x55),
@@ -291,8 +272,7 @@ static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = {
 static int __init omap3_touchbook_i2c_init(void)
 {
 	/* Standard TouchBook bus */
-	omap_register_i2c_bus(1, 2600, touchbook_i2c_boardinfo,
-			ARRAY_SIZE(touchbook_i2c_boardinfo));
+	omap3_pmic_init("twl4030", &touchbook_twldata);
 
 	/* Additional TouchBook bus */
 	omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo,
@@ -301,19 +281,7 @@ static int __init omap3_touchbook_i2c_init(void)
 	return 0;
 }
 
-static void __init omap3_ads7846_init(void)
-{
-	if (gpio_request(OMAP3_TS_GPIO, "ads7846_pen_down")) {
-		printk(KERN_ERR "Failed to request GPIO %d for "
-				"ads7846 pen down IRQ\n", OMAP3_TS_GPIO);
-		return;
-	}
-
-	gpio_direction_input(OMAP3_TS_GPIO);
-	gpio_set_debounce(OMAP3_TS_GPIO, 310);
-}
-
-static struct ads7846_platform_data ads7846_config = {
+static struct ads7846_platform_data ads7846_pdata = {
 	.x_min			= 100,
 	.y_min			= 265,
 	.x_max			= 3950,
@@ -327,23 +295,6 @@ static struct ads7846_platform_data ads7846_config = {
 	.keep_vref_on		= 1,
 };
 
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static struct spi_board_info omap3_ads7846_spi_board_info[] __initdata = {
-	{
-		.modalias		= "ads7846",
-		.bus_num		= 4,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &ads7846_mcspi_config,
-		.irq			= OMAP_GPIO_IRQ(OMAP3_TS_GPIO),
-		.platform_data		= &ads7846_config,
-	}
-};
-
 static struct gpio_led gpio_leds[] = {
 	{
 		.name			= "touchbook::usr0",
@@ -434,39 +385,6 @@ static struct platform_device *omap3_touchbook_devices[] __initdata = {
 	&keys_gpio,
 };
 
-static void __init omap3touchbook_flash_init(void)
-{
-	u8 cs = 0;
-	u8 nandcs = GPMC_CS_NUM + 1;
-
-	/* find out the chip-select on which NAND exists */
-	while (cs < GPMC_CS_NUM) {
-		u32 ret = 0;
-		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-		if ((ret & 0xC00) == 0x800) {
-			printk(KERN_INFO "Found NAND on CS%d\n", cs);
-			if (nandcs > GPMC_CS_NUM)
-				nandcs = cs;
-		}
-		cs++;
-	}
-
-	if (nandcs > GPMC_CS_NUM) {
-		printk(KERN_INFO "NAND: Unable to find configuration "
-				 "in GPMC\n ");
-		return;
-	}
-
-	if (nandcs < GPMC_CS_NUM) {
-		omap3touchbook_nand_data.cs = nandcs;
-
-		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
-		if (gpmc_nand_init(&omap3touchbook_nand_data) < 0)
-			printk(KERN_ERR "Unable to register NAND device\n");
-	}
-}
-
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
 	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
@@ -481,15 +399,10 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
 static void omap3_touchbook_poweroff(void)
 {
-	int r;
+	int pwr_off = TB_KILL_POWER_GPIO;
 
-	r = gpio_request(TB_KILL_POWER_GPIO, "DVI reset");
-	if (r < 0) {
+	if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0)
 		printk(KERN_ERR "Unable to get kill power GPIO\n");
-		return;
-	}
-
-	gpio_direction_output(TB_KILL_POWER_GPIO, 0);
 }
 
 static int __init early_touchbook_revision(char *p)
@@ -501,12 +414,6 @@ static int __init early_touchbook_revision(char *p)
 }
 early_param("tbr", early_touchbook_revision);
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static void __init omap3_touchbook_init(void)
 {
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@@ -521,17 +428,15 @@ static void __init omap3_touchbook_init(void)
 	omap_serial_init();
 
 	omap_mux_init_gpio(170, OMAP_PIN_INPUT);
-	gpio_request(176, "DVI_nPD");
 	/* REVISIT leave DVI powered down until it's needed ... */
-	gpio_direction_output(176, true);
+	gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD");
 
 	/* Touchscreen and accelerometer */
-	spi_register_board_info(omap3_ads7846_spi_board_info,
-				ARRAY_SIZE(omap3_ads7846_spi_board_info));
-	omap3_ads7846_init();
-	usb_musb_init(&musb_board_data);
+	omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata);
+	usb_musb_init(NULL);
 	usbhs_init(&usbhs_bdata);
-	omap3touchbook_flash_init();
+	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3touchbook_nand_partitions,
+			     ARRAY_SIZE(omap3touchbook_nand_partitions));
 
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);

arch/arm/mach-omap2/board-omap4panda.c

@@ -46,6 +46,7 @@
 #include "hsmmc.h"
 #include "control.h"
 #include "mux.h"
+#include "common-board-devices.h"
 
 #define GPIO_HUB_POWER		1
 #define GPIO_HUB_NRESET		62
@@ -111,6 +112,11 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 	.reset_gpio_port[2]  = -EINVAL
 };
 
+static struct gpio panda_ehci_gpios[] __initdata = {
+	{ GPIO_HUB_POWER,	GPIOF_OUT_INIT_LOW,  "hub_power"  },
+	{ GPIO_HUB_NRESET,	GPIOF_OUT_INIT_LOW,  "hub_nreset" },
+};
+
 static void __init omap4_ehci_init(void)
 {
 	int ret;
@@ -120,44 +126,27 @@ static void __init omap4_ehci_init(void)
 	phy_ref_clk = clk_get(NULL, "auxclk3_ck");
 	if (IS_ERR(phy_ref_clk)) {
 		pr_err("Cannot request auxclk3\n");
-		goto error1;
+		return;
 	}
 	clk_set_rate(phy_ref_clk, 19200000);
 	clk_enable(phy_ref_clk);
 
-	/* disable the power to the usb hub prior to init */
-	ret = gpio_request(GPIO_HUB_POWER, "hub_power");
+	/* disable the power to the usb hub prior to init and reset phy+hub */
+	ret = gpio_request_array(panda_ehci_gpios,
+				 ARRAY_SIZE(panda_ehci_gpios));
 	if (ret) {
-		pr_err("Cannot request GPIO %d\n", GPIO_HUB_POWER);
-		goto error1;
+		pr_err("Unable to initialize EHCI power/reset\n");
+		return;
 	}
-	gpio_export(GPIO_HUB_POWER, 0);
-	gpio_direction_output(GPIO_HUB_POWER, 0);
-	gpio_set_value(GPIO_HUB_POWER, 0);
 
-	/* reset phy+hub */
-	ret = gpio_request(GPIO_HUB_NRESET, "hub_nreset");
-	if (ret) {
-		pr_err("Cannot request GPIO %d\n", GPIO_HUB_NRESET);
-		goto error2;
-	}
+	gpio_export(GPIO_HUB_POWER, 0);
 	gpio_export(GPIO_HUB_NRESET, 0);
-	gpio_direction_output(GPIO_HUB_NRESET, 0);
-	gpio_set_value(GPIO_HUB_NRESET, 0);
 	gpio_set_value(GPIO_HUB_NRESET, 1);
 
 	usbhs_init(&usbhs_bdata);
 
 	/* enable power to hub */
 	gpio_set_value(GPIO_HUB_POWER, 1);
-	return;
-
-error2:
-	gpio_free(GPIO_HUB_POWER);
-error1:
-	pr_err("Unable to initialize EHCI power/reset\n");
-	return;
-
 }
 
 static struct omap_musb_board_data musb_board_data = {
@@ -408,15 +397,6 @@ static struct twl4030_platform_data omap4_panda_twldata = {
 	.usb		= &omap4_usbphy_data,
 };
 
-static struct i2c_board_info __initdata omap4_panda_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl6030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = OMAP44XX_IRQ_SYS_1N,
-		.platform_data = &omap4_panda_twldata,
-	},
-};
-
 /*
  * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM
  * is connected as I2C slave device, and can be accessed at address 0x50
@@ -429,12 +409,7 @@ static struct i2c_board_info __initdata panda_i2c_eeprom[] = {
 
 static int __init omap4_panda_i2c_init(void)
 {
-	/*
-	 * Phoenix Audio IC needs I2C1 to
-	 * start with 400 KHz or less
-	 */
-	omap_register_i2c_bus(1, 400, omap4_panda_i2c_boardinfo,
-			ARRAY_SIZE(omap4_panda_i2c_boardinfo));
+	omap4_pmic_init("twl6030", &omap4_panda_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	/*
 	 * Bus 3 is attached to the DVI port where devices like the pico DLP
@@ -651,27 +626,19 @@ static void omap4_panda_hdmi_mux_init(void)
 			OMAP_PIN_INPUT_PULLUP);
 }
 
+static struct gpio panda_hdmi_gpios[] = {
+	{ HDMI_GPIO_HPD,	GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd"   },
+	{ HDMI_GPIO_LS_OE,	GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
+};
+
 static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
 {
 	int status;
 
-	status = gpio_request_one(HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH,
-							"hdmi_gpio_hpd");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", HDMI_GPIO_HPD);
-		return status;
-	}
-	status = gpio_request_one(HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH,
-							"hdmi_gpio_ls_oe");
-	if (status) {
-		pr_err("Cannot request GPIO %d\n", HDMI_GPIO_LS_OE);
-		goto error1;
-	}
-
-	return 0;
-
-error1:
-	gpio_free(HDMI_GPIO_HPD);
+	status = gpio_request_array(panda_hdmi_gpios,
+				    ARRAY_SIZE(panda_hdmi_gpios));
+	if (status)
+		pr_err("Cannot request HDMI GPIOs\n");
 
 	return status;
 }

arch/arm/mach-omap2/board-overo.c

@@ -56,6 +56,7 @@
 #include "mux.h"
 #include "sdram-micron-mt46h32m32lf-6.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define OVERO_GPIO_BT_XGATE	15
 #define OVERO_GPIO_W2W_NRESET	16
@@ -74,30 +75,6 @@
 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
 	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
 
-#include <linux/spi/ads7846.h>
-
-static struct omap2_mcspi_device_config ads7846_mcspi_config = {
-	.turbo_mode	= 0,
-	.single_channel	= 1,	/* 0: slave, 1: master */
-};
-
-static int ads7846_get_pendown_state(void)
-{
-	return !gpio_get_value(OVERO_GPIO_PENDOWN);
-}
-
-static struct ads7846_platform_data ads7846_config = {
-	.x_max			= 0x0fff,
-	.y_max			= 0x0fff,
-	.x_plate_ohms		= 180,
-	.pressure_max		= 255,
-	.debounce_max		= 10,
-	.debounce_tol		= 3,
-	.debounce_rep		= 1,
-	.get_pendown_state	= ads7846_get_pendown_state,
-	.keep_vref_on		= 1,
-};
-
 /* fixed regulator for ads7846 */
 static struct regulator_consumer_supply ads7846_supply =
 	REGULATOR_SUPPLY("vcc", "spi1.0");
@@ -128,14 +105,7 @@ static struct platform_device vads7846_device = {
 
 static void __init overo_ads7846_init(void)
 {
-	if ((gpio_request(OVERO_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
-	    (gpio_direction_input(OVERO_GPIO_PENDOWN) == 0)) {
-		gpio_export(OVERO_GPIO_PENDOWN, 0);
-	} else {
-		printk(KERN_ERR "could not obtain gpio for ADS7846_PENDOWN\n");
-		return;
-	}
-
+	omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL);
 	platform_device_register(&vads7846_device);
 }
 
@@ -146,106 +116,28 @@ static inline void __init overo_ads7846_init(void) { return; }
 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 
 #include <linux/smsc911x.h>
+#include <plat/gpmc-smsc911x.h>
 
-static struct resource overo_smsc911x_resources[] = {
-	{
-		.name	= "smsc911x-memory",
-		.flags	= IORESOURCE_MEM,
-	},
-	{
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
-};
-
-static struct resource overo_smsc911x2_resources[] = {
-	{
-		.name	= "smsc911x2-memory",
-		.flags	= IORESOURCE_MEM,
-	},
-	{
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
-};
-
-static struct smsc911x_platform_config overo_smsc911x_config = {
-	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
-	.flags		= SMSC911X_USE_32BIT ,
-	.phy_interface	= PHY_INTERFACE_MODE_MII,
-};
-
-static struct platform_device overo_smsc911x_device = {
-	.name		= "smsc911x",
+static struct omap_smsc911x_platform_data smsc911x_cfg = {
 	.id		= 0,
-	.num_resources	= ARRAY_SIZE(overo_smsc911x_resources),
-	.resource	= overo_smsc911x_resources,
-	.dev		= {
-		.platform_data = &overo_smsc911x_config,
-	},
+	.cs             = OVERO_SMSC911X_CS,
+	.gpio_irq       = OVERO_SMSC911X_GPIO,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT,
 };
 
-static struct platform_device overo_smsc911x2_device = {
-	.name		= "smsc911x",
+static struct omap_smsc911x_platform_data smsc911x2_cfg = {
 	.id		= 1,
-	.num_resources	= ARRAY_SIZE(overo_smsc911x2_resources),
-	.resource	= overo_smsc911x2_resources,
-	.dev		= {
-		.platform_data = &overo_smsc911x_config,
-	},
+	.cs             = OVERO_SMSC911X2_CS,
+	.gpio_irq       = OVERO_SMSC911X2_GPIO,
+	.gpio_reset     = -EINVAL,
+	.flags		= SMSC911X_USE_32BIT,
 };
 
-static struct platform_device *smsc911x_devices[] = {
-	&overo_smsc911x_device,
-	&overo_smsc911x2_device,
-};
-
-static inline void __init overo_init_smsc911x(void)
+static void __init overo_init_smsc911x(void)
 {
-	unsigned long cs_mem_base, cs_mem_base2;
-
-	/* set up first smsc911x chip */
-
-	if (gpmc_cs_request(OVERO_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
-		printk(KERN_ERR "Failed request for GPMC mem for smsc911x\n");
-		return;
-	}
-
-	overo_smsc911x_resources[0].start = cs_mem_base + 0x0;
-	overo_smsc911x_resources[0].end   = cs_mem_base + 0xff;
-
-	if ((gpio_request(OVERO_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
-	    (gpio_direction_input(OVERO_SMSC911X_GPIO) == 0)) {
-		gpio_export(OVERO_SMSC911X_GPIO, 0);
-	} else {
-		printk(KERN_ERR "could not obtain gpio for SMSC911X IRQ\n");
-		return;
-	}
-
-	overo_smsc911x_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X_GPIO);
-	overo_smsc911x_resources[1].end	  = 0;
-
-	/* set up second smsc911x chip */
-
-	if (gpmc_cs_request(OVERO_SMSC911X2_CS, SZ_16M, &cs_mem_base2) < 0) {
-		printk(KERN_ERR "Failed request for GPMC mem for smsc911x2\n");
-		return;
-	}
-
-	overo_smsc911x2_resources[0].start = cs_mem_base2 + 0x0;
-	overo_smsc911x2_resources[0].end   = cs_mem_base2 + 0xff;
-
-	if ((gpio_request(OVERO_SMSC911X2_GPIO, "SMSC911X2 IRQ") == 0) &&
-	    (gpio_direction_input(OVERO_SMSC911X2_GPIO) == 0)) {
-		gpio_export(OVERO_SMSC911X2_GPIO, 0);
-	} else {
-		printk(KERN_ERR "could not obtain gpio for SMSC911X2 IRQ\n");
-		return;
-	}
-
-	overo_smsc911x2_resources[1].start = OMAP_GPIO_IRQ(OVERO_SMSC911X2_GPIO);
-	overo_smsc911x2_resources[1].end   = 0;
-
-	platform_add_devices(smsc911x_devices, ARRAY_SIZE(smsc911x_devices));
+	gpmc_smsc911x_init(&smsc911x_cfg);
+	gpmc_smsc911x_init(&smsc911x2_cfg);
 }
 
 #else
@@ -259,21 +151,20 @@ static int dvi_enabled;
 #define OVERO_GPIO_LCD_EN 144
 #define OVERO_GPIO_LCD_BL 145
 
+static struct gpio overo_dss_gpios[] __initdata = {
+	{ OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" },
+	{ OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" },
+};
+
 static void __init overo_display_init(void)
 {
-	if ((gpio_request(OVERO_GPIO_LCD_EN, "OVERO_GPIO_LCD_EN") == 0) &&
-	    (gpio_direction_output(OVERO_GPIO_LCD_EN, 1) == 0))
-		gpio_export(OVERO_GPIO_LCD_EN, 0);
-	else
-		printk(KERN_ERR "could not obtain gpio for "
-					"OVERO_GPIO_LCD_EN\n");
+	if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) {
+		printk(KERN_ERR "could not obtain DSS control GPIOs\n");
+		return;
+	}
 
-	if ((gpio_request(OVERO_GPIO_LCD_BL, "OVERO_GPIO_LCD_BL") == 0) &&
-	    (gpio_direction_output(OVERO_GPIO_LCD_BL, 1) == 0))
-		gpio_export(OVERO_GPIO_LCD_BL, 0);
-	else
-		printk(KERN_ERR "could not obtain gpio for "
-					"OVERO_GPIO_LCD_BL\n");
+	gpio_export(OVERO_GPIO_LCD_EN, 0);
+	gpio_export(OVERO_GPIO_LCD_BL, 0);
 }
 
 static int overo_panel_enable_dvi(struct omap_dss_device *dssdev)
@@ -412,45 +303,6 @@ static struct mtd_partition overo_nand_partitions[] = {
 	},
 };
 
-static struct omap_nand_platform_data overo_nand_data = {
-	.parts = overo_nand_partitions,
-	.nr_parts = ARRAY_SIZE(overo_nand_partitions),
-	.dma_channel = -1,	/* disable DMA in OMAP NAND driver */
-};
-
-static void __init overo_flash_init(void)
-{
-	u8 cs = 0;
-	u8 nandcs = GPMC_CS_NUM + 1;
-
-	/* find out the chip-select on which NAND exists */
-	while (cs < GPMC_CS_NUM) {
-		u32 ret = 0;
-		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-		if ((ret & 0xC00) == 0x800) {
-			printk(KERN_INFO "Found NAND on CS%d\n", cs);
-			if (nandcs > GPMC_CS_NUM)
-				nandcs = cs;
-		}
-		cs++;
-	}
-
-	if (nandcs > GPMC_CS_NUM) {
-		printk(KERN_INFO "NAND: Unable to find configuration "
-				 "in GPMC\n ");
-		return;
-	}
-
-	if (nandcs < GPMC_CS_NUM) {
-		overo_nand_data.cs = nandcs;
-
-		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
-		if (gpmc_nand_init(&overo_nand_data) < 0)
-			printk(KERN_ERR "Unable to register NAND device\n");
-	}
-}
-
 static struct omap2_hsmmc_info mmc[] = {
 	{
 		.mmc		= 1,
@@ -648,37 +500,15 @@ static struct twl4030_platform_data overo_twldata = {
 	.vpll2		= &overo_vpll2,
 };
 
-static struct i2c_board_info __initdata overo_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("tps65950", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &overo_twldata,
-	},
-};
-
 static int __init overo_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2600, overo_i2c_boardinfo,
-			ARRAY_SIZE(overo_i2c_boardinfo));
+	omap3_pmic_init("tps65950", &overo_twldata);
 	/* i2c2 pins are used for gpio */
 	omap_register_i2c_bus(3, 400, NULL, 0);
 	return 0;
 }
 
 static struct spi_board_info overo_spi_board_info[] __initdata = {
-#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
-	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
-	{
-		.modalias		= "ads7846",
-		.bus_num		= 1,
-		.chip_select		= 0,
-		.max_speed_hz		= 1500000,
-		.controller_data	= &ads7846_mcspi_config,
-		.irq			= OMAP_GPIO_IRQ(OVERO_GPIO_PENDOWN),
-		.platform_data		= &ads7846_config,
-	},
-#endif
 #if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
 	defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
 	{
@@ -722,20 +552,22 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
+static struct gpio overo_bt_gpios[] __initdata = {
+	{ OVERO_GPIO_BT_XGATE,	GPIOF_OUT_INIT_LOW,	"lcd enable"    },
+	{ OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH,	"lcd bl enable" },
 };
 
 static void __init overo_init(void)
 {
+	int ret;
+
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 	overo_i2c_init();
 	omap_display_init(&overo_dss_data);
 	omap_serial_init();
-	overo_flash_init();
-	usb_musb_init(&musb_board_data);
+	omap_nand_flash_init(0, overo_nand_partitions,
+			     ARRAY_SIZE(overo_nand_partitions));
+	usb_musb_init(NULL);
 	usbhs_init(&usbhs_bdata);
 	overo_spi_init();
 	overo_ads7846_init();
@@ -748,9 +580,9 @@ static void __init overo_init(void)
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
 
-	if ((gpio_request(OVERO_GPIO_W2W_NRESET,
-			  "OVERO_GPIO_W2W_NRESET") == 0) &&
-	    (gpio_direction_output(OVERO_GPIO_W2W_NRESET, 1) == 0)) {
+	ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
+			       "OVERO_GPIO_W2W_NRESET");
+	if (ret == 0) {
 		gpio_export(OVERO_GPIO_W2W_NRESET, 0);
 		gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
 		udelay(10);
@@ -760,25 +592,20 @@ static void __init overo_init(void)
 					"OVERO_GPIO_W2W_NRESET\n");
 	}
 
-	if ((gpio_request(OVERO_GPIO_BT_XGATE, "OVERO_GPIO_BT_XGATE") == 0) &&
-	    (gpio_direction_output(OVERO_GPIO_BT_XGATE, 0) == 0))
+	ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
+	if (ret) {
+		pr_err("%s: could not obtain BT gpios\n", __func__);
+	} else {
 		gpio_export(OVERO_GPIO_BT_XGATE, 0);
-	else
-		printk(KERN_ERR "could not obtain gpio for OVERO_GPIO_BT_XGATE\n");
-
-	if ((gpio_request(OVERO_GPIO_BT_NRESET, "OVERO_GPIO_BT_NRESET") == 0) &&
-	    (gpio_direction_output(OVERO_GPIO_BT_NRESET, 1) == 0)) {
 		gpio_export(OVERO_GPIO_BT_NRESET, 0);
 		gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
 		mdelay(6);
 		gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
-	} else {
-		printk(KERN_ERR "could not obtain gpio for "
-					"OVERO_GPIO_BT_NRESET\n");
 	}
 
-	if ((gpio_request(OVERO_GPIO_USBH_CPEN, "OVERO_GPIO_USBH_CPEN") == 0) &&
-	    (gpio_direction_output(OVERO_GPIO_USBH_CPEN, 1) == 0))
+	ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
+			       "OVERO_GPIO_USBH_CPEN");
+	if (ret == 0)
 		gpio_export(OVERO_GPIO_USBH_CPEN, 0);
 	else
 		printk(KERN_ERR "could not obtain gpio for "

arch/arm/mach-omap2/board-rm680.c

@@ -31,6 +31,7 @@
 #include "mux.h"
 #include "hsmmc.h"
 #include "sdram-nokia.h"
+#include "common-board-devices.h"
 
 static struct regulator_consumer_supply rm680_vemmc_consumers[] = {
 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
@@ -90,19 +91,9 @@ static struct twl4030_platform_data rm680_twl_data = {
 	/* add rest of the children here */
 };
 
-static struct i2c_board_info __initdata rm680_twl_i2c_board_info[] = {
-	{
-		I2C_BOARD_INFO("twl5031", 0x48),
-		.flags		= I2C_CLIENT_WAKE,
-		.irq		= INT_34XX_SYS_NIRQ,
-		.platform_data	= &rm680_twl_data,
-	},
-};
-
 static void __init rm680_i2c_init(void)
 {
-	omap_register_i2c_bus(1, 2900, rm680_twl_i2c_board_info,
-				ARRAY_SIZE(rm680_twl_i2c_board_info));
+	omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, NULL, 0);
 }
@@ -153,17 +144,11 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static struct omap_musb_board_data rm680_musb_data = {
-	.interface_type	= MUSB_INTERFACE_ULPI,
-	.mode		= MUSB_PERIPHERAL,
-	.power		= 100,
-};
-
 static void __init rm680_init(void)
 {
 	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 	omap_serial_init();
-	usb_musb_init(&rm680_musb_data);
+	usb_musb_init(NULL);
 	rm680_peripherals_init();
 }
 

arch/arm/mach-omap2/board-rx51-peripherals.c

@@ -43,6 +43,7 @@
 
 #include "mux.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define SYSTEM_REV_B_USES_VAUX3	0x1699
 #define SYSTEM_REV_S_USES_VAUX3 0x8
@@ -557,10 +558,8 @@ static __init void rx51_init_si4713(void)
 static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
 {
 	/* FIXME this gpio setup is just a placeholder for now */
-	gpio_request(gpio + 6, "backlight_pwm");
-	gpio_direction_output(gpio + 6, 0);
-	gpio_request(gpio + 7, "speaker_en");
-	gpio_direction_output(gpio + 7, 1);
+	gpio_request_one(gpio + 6, GPIOF_OUT_INIT_LOW, "backlight_pwm");
+	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_HIGH, "speaker_en");
 
 	return 0;
 }
@@ -777,15 +776,6 @@ static struct tpa6130a2_platform_data rx51_tpa6130a2_data __initdata_or_module =
 	.power_gpio		= 98,
 };
 
-static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
-	{
-		I2C_BOARD_INFO("twl5030", 0x48),
-		.flags = I2C_CLIENT_WAKE,
-		.irq = INT_34XX_SYS_NIRQ,
-		.platform_data = &rx51_twldata,
-	},
-};
-
 /* Audio setup data */
 static struct aic3x_setup_data rx51_aic34_setup = {
 	.gpio_func[0] = AIC3X_GPIO1_FUNC_DISABLED,
@@ -833,8 +823,7 @@ static int __init rx51_i2c_init(void)
 		rx51_twldata.vaux3 = &rx51_vaux3_cam;
 	}
 	rx51_twldata.vmmc2 = &rx51_vmmc2;
-	omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1,
-			      ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
+	omap_pmic_init(1, 2200, "twl5030", INT_34XX_SYS_NIRQ, &rx51_twldata);
 	omap_register_i2c_bus(2, 100, rx51_peripherals_i2c_board_info_2,
 			      ARRAY_SIZE(rx51_peripherals_i2c_board_info_2));
 	omap_register_i2c_bus(3, 400, NULL, 0);
@@ -921,26 +910,20 @@ static void rx51_wl1251_set_power(bool enable)
 	gpio_set_value(RX51_WL1251_POWER_GPIO, enable);
 }
 
+static struct gpio rx51_wl1251_gpios[] __initdata = {
+	{ RX51_WL1251_POWER_GPIO, GPIOF_OUT_INIT_LOW,	"wl1251 power"	},
+	{ RX51_WL1251_IRQ_GPIO,	  GPIOF_IN,		"wl1251 irq"	},
+};
+
 static void __init rx51_init_wl1251(void)
 {
 	int irq, ret;
 
-	ret = gpio_request(RX51_WL1251_POWER_GPIO, "wl1251 power");
+	ret = gpio_request_array(rx51_wl1251_gpios,
+				 ARRAY_SIZE(rx51_wl1251_gpios));
 	if (ret < 0)
 		goto error;
 
-	ret = gpio_direction_output(RX51_WL1251_POWER_GPIO, 0);
-	if (ret < 0)
-		goto err_power;
-
-	ret = gpio_request(RX51_WL1251_IRQ_GPIO, "wl1251 irq");
-	if (ret < 0)
-		goto err_power;
-
-	ret = gpio_direction_input(RX51_WL1251_IRQ_GPIO);
-	if (ret < 0)
-		goto err_irq;
-
 	irq = gpio_to_irq(RX51_WL1251_IRQ_GPIO);
 	if (irq < 0)
 		goto err_irq;
@@ -952,10 +935,7 @@ static void __init rx51_init_wl1251(void)
 
 err_irq:
 	gpio_free(RX51_WL1251_IRQ_GPIO);
-
-err_power:
 	gpio_free(RX51_WL1251_POWER_GPIO);
-
 error:
 	printk(KERN_ERR "wl1251 board initialisation failed\n");
 	wl1251_pdata.set_power = NULL;

arch/arm/mach-omap2/board-rx51-video.c

@@ -76,13 +76,12 @@ static int __init rx51_video_init(void)
 		return 0;
 	}
 
-	if (gpio_request(RX51_LCD_RESET_GPIO, "LCD ACX565AKM reset")) {
+	if (gpio_request_one(RX51_LCD_RESET_GPIO, GPIOF_OUT_INIT_HIGH,
+			     "LCD ACX565AKM reset")) {
 		pr_err("%s failed to get LCD Reset GPIO\n", __func__);
 		return 0;
 	}
 
-	gpio_direction_output(RX51_LCD_RESET_GPIO, 1);
-
 	omap_display_init(&rx51_dss_board_info);
 	return 0;
 }

arch/arm/mach-omap2/board-zoom-debugboard.c

@@ -15,6 +15,7 @@
 #include <linux/interrupt.h>
 
 #include <plat/gpmc.h>
+#include <plat/gpmc-smsc911x.h>
 
 #include <mach/board-zoom.h>
 
@@ -26,60 +27,16 @@
 #define DEBUG_BASE		0x08000000
 #define ZOOM_ETHR_START	DEBUG_BASE
 
-static struct resource zoom_smsc911x_resources[] = {
-	[0] = {
-		.start	= ZOOM_ETHR_START,
-		.end	= ZOOM_ETHR_START + SZ_4K,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
-	},
-};
-
-static struct smsc911x_platform_config zoom_smsc911x_config = {
-	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
-	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
+static struct omap_smsc911x_platform_data zoom_smsc911x_cfg = {
+	.cs             = ZOOM_SMSC911X_CS,
+	.gpio_irq       = ZOOM_SMSC911X_GPIO,
+	.gpio_reset     = -EINVAL,
 	.flags		= SMSC911X_USE_32BIT,
-	.phy_interface	= PHY_INTERFACE_MODE_MII,
-};
-
-static struct platform_device zoom_smsc911x_device = {
-	.name		= "smsc911x",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(zoom_smsc911x_resources),
-	.resource	= zoom_smsc911x_resources,
-	.dev		= {
-		.platform_data = &zoom_smsc911x_config,
-	},
 };
 
 static inline void __init zoom_init_smsc911x(void)
 {
-	int eth_cs;
-	unsigned long cs_mem_base;
-	int eth_gpio = 0;
-
-	eth_cs = ZOOM_SMSC911X_CS;
-
-	if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
-		printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n");
-		return;
-	}
-
-	zoom_smsc911x_resources[0].start = cs_mem_base + 0x0;
-	zoom_smsc911x_resources[0].end   = cs_mem_base + 0xff;
-
-	eth_gpio = ZOOM_SMSC911X_GPIO;
-
-	zoom_smsc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio);
-
-	if (gpio_request(eth_gpio, "smsc911x irq") < 0) {
-		printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
-				eth_gpio);
-		return;
-	}
-	gpio_direction_input(eth_gpio);
+	gpmc_smsc911x_init(&zoom_smsc911x_cfg);
 }
 
 static struct plat_serial8250_port serial_platform_data[] = {
@@ -120,12 +77,9 @@ static inline void __init zoom_init_quaduart(void)
 
 	quart_gpio = ZOOM_QUADUART_GPIO;
 
-	if (gpio_request(quart_gpio, "TL16CP754C GPIO") < 0) {
+	if (gpio_request_one(quart_gpio, GPIOF_IN, "TL16CP754C GPIO") < 0)
 		printk(KERN_ERR "Failed to request GPIO%d for TL16CP754C\n",
 								quart_gpio);
-		return;
-	}
-	gpio_direction_input(quart_gpio);
 }
 
 static inline int omap_zoom_debugboard_detect(void)
@@ -135,12 +89,12 @@ static inline int omap_zoom_debugboard_detect(void)
 
 	debug_board_detect = ZOOM_SMSC911X_GPIO;
 
-	if (gpio_request(debug_board_detect, "Zoom debug board detect") < 0) {
+	if (gpio_request_one(debug_board_detect, GPIOF_IN,
+			     "Zoom debug board detect") < 0) {
 		printk(KERN_ERR "Failed to request GPIO%d for Zoom debug"
 		"board detect\n", debug_board_detect);
 		return 0;
 	}
-	gpio_direction_input(debug_board_detect);
 
 	if (!gpio_get_value(debug_board_detect)) {
 		ret = 0;
@@ -150,7 +104,6 @@ static inline int omap_zoom_debugboard_detect(void)
 }
 
 static struct platform_device *zoom_devices[] __initdata = {
-	&zoom_smsc911x_device,
 	&zoom_debugboard_serial_device,
 };
 

arch/arm/mach-omap2/board-zoom-display.c

@@ -21,34 +21,19 @@
 #define LCD_PANEL_RESET_GPIO_PILOT	55
 #define LCD_PANEL_QVGA_GPIO		56
 
+static struct gpio zoom_lcd_gpios[] __initdata = {
+	{ -EINVAL,		GPIOF_OUT_INIT_HIGH, "lcd reset" },
+	{ LCD_PANEL_QVGA_GPIO,	GPIOF_OUT_INIT_HIGH, "lcd qvga"	 },
+};
+
 static void zoom_lcd_panel_init(void)
 {
-	int ret;
-	unsigned char lcd_panel_reset_gpio;
-
-	lcd_panel_reset_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ?
+	zoom_lcd_gpios[0].gpio = (omap_rev() > OMAP3430_REV_ES3_0) ?
 			LCD_PANEL_RESET_GPIO_PROD :
 			LCD_PANEL_RESET_GPIO_PILOT;
 
-	ret = gpio_request(lcd_panel_reset_gpio, "lcd reset");
-	if (ret) {
-		pr_err("Failed to get LCD reset GPIO (gpio%d).\n",
-			lcd_panel_reset_gpio);
-		return;
-	}
-	gpio_direction_output(lcd_panel_reset_gpio, 1);
-
-	ret = gpio_request(LCD_PANEL_QVGA_GPIO, "lcd qvga");
-	if (ret) {
-		pr_err("Failed to get LCD_PANEL_QVGA_GPIO (gpio%d).\n",
-			LCD_PANEL_QVGA_GPIO);
-		goto err0;
-	}
-	gpio_direction_output(LCD_PANEL_QVGA_GPIO, 1);
-
-	return;
-err0:
-	gpio_free(lcd_panel_reset_gpio);
+	if (gpio_request_array(zoom_lcd_gpios, ARRAY_SIZE(zoom_lcd_gpios)))
+		pr_err("%s: Failed to get LCD GPIOs.\n", __func__);
 }
 
 static int zoom_panel_enable_lcd(struct omap_dss_device *dssdev)

arch/arm/mach-omap2/board-zoom-peripherals.c

@@ -31,6 +31,7 @@
 
 #include "mux.h"
 #include "hsmmc.h"
+#include "common-board-devices.h"
 
 #define OMAP_ZOOM_WLAN_PMENA_GPIO	(101)
 #define OMAP_ZOOM_WLAN_IRQ_GPIO		(162)
@@ -276,13 +277,11 @@ static int zoom_twl_gpio_setup(struct device *dev,
 	zoom_vsim_supply.dev = mmc[0].dev;
 	zoom_vmmc2_supply.dev = mmc[1].dev;
 
-	ret = gpio_request(LCD_PANEL_ENABLE_GPIO, "lcd enable");
-	if (ret) {
+	ret = gpio_request_one(LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW,
+			       "lcd enable");
+	if (ret)
 		pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n",
 				LCD_PANEL_ENABLE_GPIO);
-		return ret;
-	}
-	gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 0);
 
 	return ret;
 }
@@ -349,15 +348,6 @@ static struct twl4030_platform_data zoom_twldata = {
 	.vdac		= &zoom_vdac,
 };
 
-static struct i2c_board_info __initdata zoom_i2c_boardinfo[] = {
-	{
-		I2C_BOARD_INFO("twl5030", 0x48),
-		.flags		= I2C_CLIENT_WAKE,
-		.irq		= INT_34XX_SYS_NIRQ,
-		.platform_data	= &zoom_twldata,
-	},
-};
-
 static int __init omap_i2c_init(void)
 {
 	if (machine_is_omap_zoom2()) {
@@ -365,19 +355,12 @@ static int __init omap_i2c_init(void)
 		zoom_audio_data.hs_extmute = 1;
 		zoom_audio_data.set_hs_extmute = zoom2_set_hs_extmute;
 	}
-	omap_register_i2c_bus(1, 2400, zoom_i2c_boardinfo,
-			ARRAY_SIZE(zoom_i2c_boardinfo));
+	omap_pmic_init(1, 2400, "twl5030", INT_34XX_SYS_NIRQ, &zoom_twldata);
 	omap_register_i2c_bus(2, 400, NULL, 0);
 	omap_register_i2c_bus(3, 400, NULL, 0);
 	return 0;
 }
 
-static struct omap_musb_board_data musb_board_data = {
-	.interface_type		= MUSB_INTERFACE_ULPI,
-	.mode			= MUSB_OTG,
-	.power			= 100,
-};
-
 static void enable_board_wakeup_source(void)
 {
 	/* T2 interrupt line (keypad) */
@@ -392,7 +375,7 @@ void __init zoom_peripherals_init(void)
 
 	omap_i2c_init();
 	platform_device_register(&omap_vwlan_device);
-	usb_musb_init(&musb_board_data);
+	usb_musb_init(NULL);
 	enable_board_wakeup_source();
 	omap_serial_init();
 }

arch/arm/mach-omap2/clkt34xx_dpll3m2.c

@@ -115,6 +115,7 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
 				  sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla,
 				  sdrc_cs0->actim_ctrlb, sdrc_cs0->mr,
 				  0, 0, 0, 0);
+	clk->rate = rate;
 
 	return 0;
 }

arch/arm/mach-omap2/common-board-devices.c

@@ -0,0 +1,163 @@
+/*
+ * common-board-devices.c
+ *
+ * Copyright (C) 2011 CompuLab, Ltd.
+ * Author: Mike Rapoport <mike@compulab.co.il>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/i2c.h>
+#include <linux/i2c/twl.h>
+
+#include <linux/gpio.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+#include <plat/i2c.h>
+#include <plat/mcspi.h>
+#include <plat/nand.h>
+
+#include "common-board-devices.h"
+
+static struct i2c_board_info __initdata pmic_i2c_board_info = {
+	.addr		= 0x48,
+	.flags		= I2C_CLIENT_WAKE,
+};
+
+void __init omap_pmic_init(int bus, u32 clkrate,
+			   const char *pmic_type, int pmic_irq,
+			   struct twl4030_platform_data *pmic_data)
+{
+	strncpy(pmic_i2c_board_info.type, pmic_type,
+		sizeof(pmic_i2c_board_info.type));
+	pmic_i2c_board_info.irq = pmic_irq;
+	pmic_i2c_board_info.platform_data = pmic_data;
+
+	omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1);
+}
+
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
+	defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+static struct omap2_mcspi_device_config ads7846_mcspi_config = {
+	.turbo_mode	= 0,
+	.single_channel	= 1,	/* 0: slave, 1: master */
+};
+
+static struct ads7846_platform_data ads7846_config = {
+	.x_max			= 0x0fff,
+	.y_max			= 0x0fff,
+	.x_plate_ohms		= 180,
+	.pressure_max		= 255,
+	.debounce_max		= 10,
+	.debounce_tol		= 3,
+	.debounce_rep		= 1,
+	.gpio_pendown		= -EINVAL,
+	.keep_vref_on		= 1,
+};
+
+static struct spi_board_info ads7846_spi_board_info __initdata = {
+	.modalias		= "ads7846",
+	.bus_num		= -EINVAL,
+	.chip_select		= 0,
+	.max_speed_hz		= 1500000,
+	.controller_data	= &ads7846_mcspi_config,
+	.irq			= -EINVAL,
+	.platform_data		= &ads7846_config,
+};
+
+void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
+			      struct ads7846_platform_data *board_pdata)
+{
+	struct spi_board_info *spi_bi = &ads7846_spi_board_info;
+	int err;
+
+	err = gpio_request(gpio_pendown, "TS PenDown");
+	if (err) {
+		pr_err("Could not obtain gpio for TS PenDown: %d\n", err);
+		return;
+	}
+
+	gpio_direction_input(gpio_pendown);
+	gpio_export(gpio_pendown, 0);
+
+	if (gpio_debounce)
+		gpio_set_debounce(gpio_pendown, gpio_debounce);
+
+	ads7846_config.gpio_pendown = gpio_pendown;
+
+	spi_bi->bus_num	= bus_num;
+	spi_bi->irq	= OMAP_GPIO_IRQ(gpio_pendown);
+
+	if (board_pdata)
+		spi_bi->platform_data = board_pdata;
+
+	spi_register_board_info(&ads7846_spi_board_info, 1);
+}
+#else
+void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
+			      struct ads7846_platform_data *board_pdata)
+{
+}
+#endif
+
+#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
+static struct omap_nand_platform_data nand_data = {
+	.dma_channel	= -1,		/* disable DMA in OMAP NAND driver */
+};
+
+void __init omap_nand_flash_init(int options, struct mtd_partition *parts,
+				 int nr_parts)
+{
+	u8 cs = 0;
+	u8 nandcs = GPMC_CS_NUM + 1;
+
+	/* find out the chip-select on which NAND exists */
+	while (cs < GPMC_CS_NUM) {
+		u32 ret = 0;
+		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
+
+		if ((ret & 0xC00) == 0x800) {
+			printk(KERN_INFO "Found NAND on CS%d\n", cs);
+			if (nandcs > GPMC_CS_NUM)
+				nandcs = cs;
+		}
+		cs++;
+	}
+
+	if (nandcs > GPMC_CS_NUM) {
+		printk(KERN_INFO "NAND: Unable to find configuration "
+				 "in GPMC\n ");
+		return;
+	}
+
+	if (nandcs < GPMC_CS_NUM) {
+		nand_data.cs = nandcs;
+		nand_data.parts = parts;
+		nand_data.nr_parts = nr_parts;
+		nand_data.options = options;
+
+		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
+		if (gpmc_nand_init(&nand_data) < 0)
+			printk(KERN_ERR "Unable to register NAND device\n");
+	}
+}
+#else
+void __init omap_nand_flash_init(int options, struct mtd_partition *parts,
+				 int nr_parts)
+{
+}
+#endif

arch/arm/mach-omap2/common-board-devices.h

@@ -0,0 +1,35 @@
+#ifndef __OMAP_COMMON_BOARD_DEVICES__
+#define __OMAP_COMMON_BOARD_DEVICES__
+
+struct twl4030_platform_data;
+struct mtd_partition;
+
+void omap_pmic_init(int bus, u32 clkrate, const char *pmic_type, int pmic_irq,
+		    struct twl4030_platform_data *pmic_data);
+
+static inline void omap2_pmic_init(const char *pmic_type,
+				   struct twl4030_platform_data *pmic_data)
+{
+	omap_pmic_init(2, 2600, pmic_type, INT_24XX_SYS_NIRQ, pmic_data);
+}
+
+static inline void omap3_pmic_init(const char *pmic_type,
+				   struct twl4030_platform_data *pmic_data)
+{
+	omap_pmic_init(1, 2600, pmic_type, INT_34XX_SYS_NIRQ, pmic_data);
+}
+
+static inline void omap4_pmic_init(const char *pmic_type,
+				   struct twl4030_platform_data *pmic_data)
+{
+	/* Phoenix Audio IC needs I2C1 to start with 400 KHz or less */
+	omap_pmic_init(1, 400, pmic_type, OMAP44XX_IRQ_SYS_1N, pmic_data);
+}
+
+struct ads7846_platform_data;
+
+void omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
+		       struct ads7846_platform_data *board_pdata);
+void omap_nand_flash_init(int opts, struct mtd_partition *parts, int n_parts);
+
+#endif /* __OMAP_COMMON_BOARD_DEVICES__ */

arch/arm/mach-omap2/gpmc-smc91x.c

@@ -147,25 +147,24 @@ void __init gpmc_smc91x_init(struct omap_smc91x_platform_data *board_data)
 			goto free1;
 	}
 
-	if (gpio_request(gpmc_cfg->gpio_irq, "SMC91X irq") < 0)
+	if (gpio_request_one(gpmc_cfg->gpio_irq, GPIOF_IN, "SMC91X irq") < 0)
 		goto free1;
 
-	gpio_direction_input(gpmc_cfg->gpio_irq);
 	gpmc_smc91x_resources[1].start = gpio_to_irq(gpmc_cfg->gpio_irq);
 
 	if (gpmc_cfg->gpio_pwrdwn) {
-		ret = gpio_request(gpmc_cfg->gpio_pwrdwn, "SMC91X powerdown");
+		ret = gpio_request_one(gpmc_cfg->gpio_pwrdwn,
+				       GPIOF_OUT_INIT_LOW, "SMC91X powerdown");
 		if (ret)
 			goto free2;
-		gpio_direction_output(gpmc_cfg->gpio_pwrdwn, 0);
 	}
 
 	if (gpmc_cfg->gpio_reset) {
-		ret = gpio_request(gpmc_cfg->gpio_reset, "SMC91X reset");
+		ret = gpio_request_one(gpmc_cfg->gpio_reset,
+				       GPIOF_OUT_INIT_LOW, "SMC91X reset");
 		if (ret)
 			goto free3;
 
-		gpio_direction_output(gpmc_cfg->gpio_reset, 0);
 		gpio_set_value(gpmc_cfg->gpio_reset, 1);
 		msleep(100);
 		gpio_set_value(gpmc_cfg->gpio_reset, 0);

arch/arm/mach-omap2/gpmc-smsc911x.c

@@ -10,6 +10,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
+#define pr_fmt(fmt) "%s: " fmt, __func__
 
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
@@ -30,7 +31,7 @@ static struct resource gpmc_smsc911x_resources[] = {
 		.flags		= IORESOURCE_MEM,
 	},
 	[1] = {
-		.flags		= IORESOURCE_IRQ,
+		.flags		= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 	},
 };
 
@@ -41,16 +42,6 @@ static struct smsc911x_platform_config gpmc_smsc911x_config = {
 	.flags		= SMSC911X_USE_16BIT,
 };
 
-static struct platform_device gpmc_smsc911x_device = {
-	.name		= "smsc911x",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(gpmc_smsc911x_resources),
-	.resource	= gpmc_smsc911x_resources,
-	.dev		= {
-		.platform_data = &gpmc_smsc911x_config,
-	},
-};
-
 /*
  * Initialize smsc911x device connected to the GPMC. Note that we
  * assume that pin multiplexing is done in the board-*.c file,
@@ -58,46 +49,49 @@ static struct platform_device gpmc_smsc911x_device = {
  */
 void __init gpmc_smsc911x_init(struct omap_smsc911x_platform_data *board_data)
 {
+	struct platform_device *pdev;
 	unsigned long cs_mem_base;
 	int ret;
 
 	gpmc_cfg = board_data;
 
 	if (gpmc_cs_request(gpmc_cfg->cs, SZ_16M, &cs_mem_base) < 0) {
-		printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n");
+		pr_err("Failed to request GPMC mem region\n");
 		return;
 	}
 
 	gpmc_smsc911x_resources[0].start = cs_mem_base + 0x0;
 	gpmc_smsc911x_resources[0].end = cs_mem_base + 0xff;
 
-	if (gpio_request(gpmc_cfg->gpio_irq, "smsc911x irq") < 0) {
-		printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
-				gpmc_cfg->gpio_irq);
+	if (gpio_request_one(gpmc_cfg->gpio_irq, GPIOF_IN, "smsc911x irq")) {
+		pr_err("Failed to request IRQ GPIO%d\n", gpmc_cfg->gpio_irq);
 		goto free1;
 	}
 
-	gpio_direction_input(gpmc_cfg->gpio_irq);
 	gpmc_smsc911x_resources[1].start = gpio_to_irq(gpmc_cfg->gpio_irq);
-	gpmc_smsc911x_resources[1].flags |=
-					(gpmc_cfg->flags & IRQF_TRIGGER_MASK);
 
 	if (gpio_is_valid(gpmc_cfg->gpio_reset)) {
-		ret = gpio_request(gpmc_cfg->gpio_reset, "smsc911x reset");
+		ret = gpio_request_one(gpmc_cfg->gpio_reset,
+				       GPIOF_OUT_INIT_HIGH, "smsc911x reset");
 		if (ret) {
-			printk(KERN_ERR "Failed to request GPIO%d for smsc911x reset\n",
-					gpmc_cfg->gpio_reset);
+			pr_err("Failed to request reset GPIO%d\n",
+			       gpmc_cfg->gpio_reset);
 			goto free2;
 		}
 
-		gpio_direction_output(gpmc_cfg->gpio_reset, 1);
 		gpio_set_value(gpmc_cfg->gpio_reset, 0);
 		msleep(100);
 		gpio_set_value(gpmc_cfg->gpio_reset, 1);
 	}
 
-	if (platform_device_register(&gpmc_smsc911x_device) < 0) {
-		printk(KERN_ERR "Unable to register smsc911x device\n");
+	if (gpmc_cfg->flags)
+		gpmc_smsc911x_config.flags = gpmc_cfg->flags;
+
+	pdev = platform_device_register_resndata(NULL, "smsc911x", gpmc_cfg->id,
+		 gpmc_smsc911x_resources, ARRAY_SIZE(gpmc_smsc911x_resources),
+		 &gpmc_smsc911x_config, sizeof(gpmc_smsc911x_config));
+	if (!pdev) {
+		pr_err("Unable to register platform device\n");
 		gpio_free(gpmc_cfg->gpio_reset);
 		goto free2;
 	}
@@ -109,5 +103,5 @@ free2:
 free1:
 	gpmc_cs_free(gpmc_cfg->cs);
 
-	printk(KERN_ERR "Could not initialize smsc911x\n");
+	pr_err("Could not initialize smsc911x device\n");
 }

arch/arm/mach-omap2/irq.c

@@ -73,83 +73,18 @@ static u32 intc_bank_read_reg(struct omap_irq_bank *bank, u16 reg)
 	return __raw_readl(bank->base_reg + reg);
 }
 
-static int previous_irq;
-
-/*
- * On 34xx we can get occasional spurious interrupts if the ack from
- * an interrupt handler does not get posted before we unmask. Warn about
- * the interrupt handlers that need to flush posted writes.
- */
-static int omap_check_spurious(unsigned int irq)
-{
-	u32 sir, spurious;
-
-	sir = intc_bank_read_reg(&irq_banks[0], INTC_SIR);
-	spurious = sir >> 7;
-
-	if (spurious) {
-		printk(KERN_WARNING "Spurious irq %i: 0x%08x, please flush "
-					"posted write for irq %i\n",
-					irq, sir, previous_irq);
-		return spurious;
-	}
-
-	return 0;
-}
-
 /* XXX: FIQ and additional INTC support (only MPU at the moment) */
 static void omap_ack_irq(struct irq_data *d)
 {
 	intc_bank_write_reg(0x1, &irq_banks[0], INTC_CONTROL);
 }
 
-static void omap_mask_irq(struct irq_data *d)
-{
-	unsigned int irq = d->irq;
-	int offset = irq & (~(IRQ_BITS_PER_REG - 1));
-
-	if (cpu_is_omap34xx() && !cpu_is_ti816x()) {
-		int spurious = 0;
-
-		/*
-		 * INT_34XX_GPT12_IRQ is also the spurious irq. Maybe because
-		 * it is the highest irq number?
-		 */
-		if (irq == INT_34XX_GPT12_IRQ)
-			spurious = omap_check_spurious(irq);
-
-		if (!spurious)
-			previous_irq = irq;
-	}
-
-	irq &= (IRQ_BITS_PER_REG - 1);
-
-	intc_bank_write_reg(1 << irq, &irq_banks[0], INTC_MIR_SET0 + offset);
-}
-
-static void omap_unmask_irq(struct irq_data *d)
-{
-	unsigned int irq = d->irq;
-	int offset = irq & (~(IRQ_BITS_PER_REG - 1));
-
-	irq &= (IRQ_BITS_PER_REG - 1);
-
-	intc_bank_write_reg(1 << irq, &irq_banks[0], INTC_MIR_CLEAR0 + offset);
-}
-
 static void omap_mask_ack_irq(struct irq_data *d)
 {
-	omap_mask_irq(d);
+	irq_gc_mask_disable_reg(d);
 	omap_ack_irq(d);
 }
 
-static struct irq_chip omap_irq_chip = {
-	.name		= "INTC",
-	.irq_ack	= omap_mask_ack_irq,
-	.irq_mask	= omap_mask_irq,
-	.irq_unmask	= omap_unmask_irq,
-};
-
 static void __init omap_irq_bank_init_one(struct omap_irq_bank *bank)
 {
 	unsigned long tmp;
@@ -186,11 +121,31 @@ int omap_irq_pending(void)
 	return 0;
 }
 
+static __init void
+omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num)
+{
+	struct irq_chip_generic *gc;
+	struct irq_chip_type *ct;
+
+	gc = irq_alloc_generic_chip("INTC", 1, irq_start, base,
+					handle_level_irq);
+	ct = gc->chip_types;
+	ct->chip.irq_ack = omap_mask_ack_irq;
+	ct->chip.irq_mask = irq_gc_mask_disable_reg;
+	ct->chip.irq_unmask = irq_gc_unmask_enable_reg;
+
+	ct->regs.ack = INTC_CONTROL;
+	ct->regs.enable = INTC_MIR_CLEAR0;
+	ct->regs.disable = INTC_MIR_SET0;
+	irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE,
+				IRQ_NOREQUEST | IRQ_NOPROBE, 0);
+}
+
 void __init omap_init_irq(void)
 {
 	unsigned long nr_of_irqs = 0;
 	unsigned int nr_banks = 0;
-	int i;
+	int i, j;
 
 	for (i = 0; i < ARRAY_SIZE(irq_banks); i++) {
 		unsigned long base = 0;
@@ -215,17 +170,15 @@ void __init omap_init_irq(void)
 
 		omap_irq_bank_init_one(bank);
 
+		for (i = 0, j = 0; i < bank->nr_irqs; i += 32, j += 0x20)
+			omap_alloc_gc(bank->base_reg + j, i, 32);
+
 		nr_of_irqs += bank->nr_irqs;
 		nr_banks++;
 	}
 
 	printk(KERN_INFO "Total of %ld interrupts on %d active controller%s\n",
 	       nr_of_irqs, nr_banks, nr_banks > 1 ? "s" : "");
-
-	for (i = 0; i < nr_of_irqs; i++) {
-		irq_set_chip_and_handler(i, &omap_irq_chip, handle_level_irq);
-		set_irq_flags(i, IRQF_VALID);
-	}
 }
 
 #ifdef CONFIG_ARCH_OMAP3

arch/arm/mach-omap2/omap_l3_noc.c

@@ -63,10 +63,7 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
 	char *source_name;
 
 	/* Get the Type of interrupt */
-	if (irq == l3->app_irq)
-		inttype = L3_APPLICATION_ERROR;
-	else
-		inttype = L3_DEBUG_ERROR;
+	inttype = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
 
 	for (i = 0; i < L3_MODULES; i++) {
 		/*
@@ -84,10 +81,10 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3)
 
 			err_src = j;
 			/* Read the stderrlog_main_source from clk domain */
-			std_err_main_addr = base + (*(l3_targ[i] + err_src));
-			std_err_main =  readl(std_err_main_addr);
+			std_err_main_addr = base + *(l3_targ[i] + err_src);
+			std_err_main = readl(std_err_main_addr);
 
-			switch ((std_err_main & CUSTOM_ERROR)) {
+			switch (std_err_main & CUSTOM_ERROR) {
 			case STANDARD_ERROR:
 				source_name =
 				l3_targ_stderrlog_main_name[i][err_src];
@@ -132,49 +129,49 @@ static int __init omap4_l3_probe(struct platform_device *pdev)
 
 	l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
 	if (!l3)
-		ret = -ENOMEM;
+		return -ENOMEM;
 
 	platform_set_drvdata(pdev, l3);
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
 		dev_err(&pdev->dev, "couldn't find resource 0\n");
 		ret = -ENODEV;
-		goto err1;
+		goto err0;
 	}
 
 	l3->l3_base[0] = ioremap(res->start, resource_size(res));
-	if (!(l3->l3_base[0])) {
+	if (!l3->l3_base[0]) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		ret = -ENOMEM;
-		goto err2;
+		goto err0;
 	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
 	if (!res) {
 		dev_err(&pdev->dev, "couldn't find resource 1\n");
 		ret = -ENODEV;
-		goto err3;
+		goto err1;
 	}
 
 	l3->l3_base[1] = ioremap(res->start, resource_size(res));
-	if (!(l3->l3_base[1])) {
+	if (!l3->l3_base[1]) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		ret = -ENOMEM;
-		goto err4;
+		goto err1;
 	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
 	if (!res) {
 		dev_err(&pdev->dev, "couldn't find resource 2\n");
 		ret = -ENODEV;
-		goto err5;
+		goto err2;
 	}
 
 	l3->l3_base[2] = ioremap(res->start, resource_size(res));
-	if (!(l3->l3_base[2])) {
+	if (!l3->l3_base[2]) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		ret = -ENOMEM;
-		goto err6;
+		goto err2;
 	}
 
 	/*
@@ -187,7 +184,7 @@ static int __init omap4_l3_probe(struct platform_device *pdev)
 	if (ret) {
 		pr_crit("L3: request_irq failed to register for 0x%x\n",
 					 OMAP44XX_IRQ_L3_DBG);
-		goto err7;
+		goto err3;
 	}
 	l3->debug_irq = irq;
 
@@ -198,24 +195,22 @@ static int __init omap4_l3_probe(struct platform_device *pdev)
 	if (ret) {
 		pr_crit("L3: request_irq failed to register for 0x%x\n",
 					 OMAP44XX_IRQ_L3_APP);
-		goto err8;
+		goto err4;
 	}
 	l3->app_irq = irq;
 
-	goto err0;
-err8:
-err7:
-	iounmap(l3->l3_base[2]);
-err6:
-err5:
-	iounmap(l3->l3_base[1]);
+	return 0;
+
 err4:
+	free_irq(l3->debug_irq, l3);
 err3:
-	iounmap(l3->l3_base[0]);
+	iounmap(l3->l3_base[2]);
 err2:
+	iounmap(l3->l3_base[1]);
 err1:
-	kfree(l3);
+	iounmap(l3->l3_base[0]);
 err0:
+	kfree(l3);
 	return ret;
 }
 

arch/arm/mach-omap2/omap_l3_smx.c

@@ -155,7 +155,7 @@ static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
 	u8                      multi = error & L3_ERROR_LOG_MULTI;
 	u32			address = omap3_l3_decode_addr(error_addr);
 
-	WARN(true, "%s Error seen by %s %s at address %x\n",
+	WARN(true, "%s seen by %s %s at address %x\n",
 				 omap3_l3_code_string(code),
 			  omap3_l3_initiator_string(initid),
 			     multi ? "Multiple Errors" : "",
@@ -167,21 +167,15 @@ static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3,
 static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
 {
 	struct omap3_l3         *l3 = _l3;
-
 	u64                     status, clear;
 	u64                     error;
 	u64			error_addr;
 	u64			err_source = 0;
 	void			__iomem *base;
 	int			int_type;
-
 	irqreturn_t             ret = IRQ_NONE;
 
-	if (irq == l3->app_irq)
-		int_type = L3_APPLICATION_ERROR;
-	else
-		int_type = L3_DEBUG_ERROR;
-
+	int_type = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR;
 	if (!int_type) {
 		status = omap3_l3_readll(l3->rt, L3_SI_FLAG_STATUS_0);
 		/*
@@ -202,7 +196,6 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
 
 	base = l3->rt + *(omap3_l3_bases[int_type] + err_source);
 	error = omap3_l3_readll(base, L3_ERROR_LOG);
-
 	if (error) {
 		error_addr = omap3_l3_readll(base, L3_ERROR_LOG_ADDR);
 
@@ -210,9 +203,8 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3)
 	}
 
 	/* Clear the status register */
-	clear = ((L3_AGENT_STATUS_CLEAR_IA << int_type) |
-		 (L3_AGENT_STATUS_CLEAR_TA));
-
+	clear = (L3_AGENT_STATUS_CLEAR_IA << int_type) |
+		L3_AGENT_STATUS_CLEAR_TA;
 	omap3_l3_writell(base, L3_AGENT_STATUS, clear);
 
 	/* clear the error log register */
@@ -228,10 +220,8 @@ static int __init omap3_l3_probe(struct platform_device *pdev)
 	int                     ret;
 
 	l3 = kzalloc(sizeof(*l3), GFP_KERNEL);
-	if (!l3) {
-		ret = -ENOMEM;
-		goto err0;
-	}
+	if (!l3)
+		return -ENOMEM;
 
 	platform_set_drvdata(pdev, l3);
 
@@ -239,13 +229,13 @@ static int __init omap3_l3_probe(struct platform_device *pdev)
 	if (!res) {
 		dev_err(&pdev->dev, "couldn't find resource\n");
 		ret = -ENODEV;
-		goto err1;
+		goto err0;
 	}
 	l3->rt = ioremap(res->start, resource_size(res));
-	if (!(l3->rt)) {
+	if (!l3->rt) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		ret = -ENOMEM;
-		goto err2;
+		goto err0;
 	}
 
 	l3->debug_irq = platform_get_irq(pdev, 0);
@@ -254,28 +244,26 @@ static int __init omap3_l3_probe(struct platform_device *pdev)
 		"l3-debug-irq", l3);
 	if (ret) {
 		dev_err(&pdev->dev, "couldn't request debug irq\n");
-		goto err3;
+		goto err1;
 	}
 
 	l3->app_irq = platform_get_irq(pdev, 1);
 	ret = request_irq(l3->app_irq, omap3_l3_app_irq,
 		IRQF_DISABLED | IRQF_TRIGGER_RISING,
 		"l3-app-irq", l3);
-
 	if (ret) {
 		dev_err(&pdev->dev, "couldn't request app irq\n");
-		goto err4;
+		goto err2;
 	}
 
-	goto err0;
+	return 0;
 
-err4:
-err3:
-	iounmap(l3->rt);
 err2:
+	free_irq(l3->debug_irq, l3);
 err1:
-	kfree(l3);
+	iounmap(l3->rt);
 err0:
+	kfree(l3);
 	return ret;
 }
 

arch/arm/mach-omap2/pm44xx.c

@@ -105,13 +105,11 @@ static int __init omap4_pm_init(void)
 
 	pr_err("Power Management for TI OMAP4.\n");
 
-#ifdef CONFIG_PM
 	ret = pwrdm_for_each(pwrdms_setup, NULL);
 	if (ret) {
 		pr_err("Failed to setup powerdomains\n");
 		goto err2;
 	}
-#endif
 
 #ifdef CONFIG_SUSPEND
 	suspend_set_ops(&omap_pm_ops);

arch/arm/mach-omap2/smartreflex.c

@@ -847,6 +847,14 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 		goto err_free_devinfo;
 	}
 
+	mem = request_mem_region(mem->start, resource_size(mem),
+					dev_name(&pdev->dev));
+	if (!mem) {
+		dev_err(&pdev->dev, "%s: no mem region\n", __func__);
+		ret = -EBUSY;
+		goto err_free_devinfo;
+	}
+
 	irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
 
 	pm_runtime_enable(&pdev->dev);
@@ -883,7 +891,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 		ret = sr_late_init(sr_info);
 		if (ret) {
 			pr_warning("%s: Error in SR late init\n", __func__);
-			goto err_release_region;
+			return ret;
 		}
 	}
 
@@ -896,7 +904,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 	vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm);
 	if (!vdd_dbg_dir) {
 		ret = -EINVAL;
-		goto err_release_region;
+		goto err_iounmap;
 	}
 
 	sr_info->dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir);
@@ -904,7 +912,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n",
 			__func__);
 		ret = PTR_ERR(sr_info->dbg_dir);
-		goto err_release_region;
+		goto err_iounmap;
 	}
 
 	(void) debugfs_create_file("autocomp", S_IRUGO | S_IWUSR,
@@ -921,7 +929,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "%s: Unable to create debugfs directory"
 			"for n-values\n", __func__);
 		ret = PTR_ERR(nvalue_dir);
-		goto err_release_region;
+		goto err_debugfs;
 	}
 
 	omap_voltage_get_volttable(sr_info->voltdm, &volt_data);
@@ -931,7 +939,7 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 			"entries for n-values\n",
 			__func__, sr_info->voltdm->name);
 		ret = -ENODATA;
-		goto err_release_region;
+		goto err_debugfs;
 	}
 
 	for (i = 0; i < sr_info->nvalue_count; i++) {
@@ -945,6 +953,11 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 
 	return ret;
 
+err_debugfs:
+	debugfs_remove_recursive(sr_info->dbg_dir);
+err_iounmap:
+	list_del(&sr_info->node);
+	iounmap(sr_info->base);
 err_release_region:
 	release_mem_region(mem->start, resource_size(mem));
 err_free_devinfo:

arch/arm/mach-omap2/usb-musb.c

@@ -108,7 +108,13 @@ static void usb_musb_mux_init(struct omap_musb_board_data *board_data)
 	}
 }
 
-void __init usb_musb_init(struct omap_musb_board_data *board_data)
+static struct omap_musb_board_data musb_default_board_data = {
+	.interface_type		= MUSB_INTERFACE_ULPI,
+	.mode			= MUSB_OTG,
+	.power			= 100,
+};
+
+void __init usb_musb_init(struct omap_musb_board_data *musb_board_data)
 {
 	struct omap_hwmod		*oh;
 	struct omap_device		*od;
@@ -116,6 +122,12 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data)
 	struct device			*dev;
 	int				bus_id = -1;
 	const char			*oh_name, *name;
+	struct omap_musb_board_data	*board_data;
+
+	if (musb_board_data)
+		board_data = musb_board_data;
+	else
+		board_data = &musb_default_board_data;
 
 	if (cpu_is_omap3517() || cpu_is_omap3505()) {
 	} else if (cpu_is_omap44xx()) {

arch/arm/mach-omap2/usb-tusb6010.c

@@ -293,12 +293,11 @@ tusb6010_setup_interface(struct musb_hdrc_platform_data *data,
 			);
 
 	/* IRQ */
-	status = gpio_request(irq, "TUSB6010 irq");
+	status = gpio_request_one(irq, GPIOF_IN, "TUSB6010 irq");
 	if (status < 0) {
 		printk(error, 3, status);
 		return status;
 	}
-	gpio_direction_input(irq);
 	tusb_resources[2].start = irq + IH_GPIO_BASE;
 
 	/* set up memory timings ... can speed them up later */

arch/arm/mach-omap2/voltage.c

@@ -148,7 +148,6 @@ static int vp_volt_debug_get(void *data, u64 *val)
 	}
 
 	vsel = vdd->read_reg(prm_mod_offs, vdd->vp_data->voltage);
-	pr_notice("curr_vsel = %x\n", vsel);
 
 	if (!vdd->pmic_info->vsel_to_uv) {
 		pr_warning("PMIC function to convert vsel to voltage"

arch/arm/plat-omap/include/plat/gpmc-smsc911x.h

@@ -14,14 +14,14 @@
 #ifndef __ASM_ARCH_OMAP_GPMC_SMSC911X_H__
 
 struct omap_smsc911x_platform_data {
+	int	id;
 	int	cs;
 	int	gpio_irq;
 	int	gpio_reset;
 	u32	flags;
 };
 
-#if defined(CONFIG_SMSC911X) || \
-	defined(CONFIG_SMSC911X_MODULE)
+#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 
 extern void gpmc_smsc911x_init(struct omap_smsc911x_platform_data *d);
 

arch/arm/plat-omap/include/plat/uncompress.h

@@ -129,7 +129,6 @@ static inline void __arch_decomp_setup(unsigned long arch_id)
 		DEBUG_LL_OMAP1(3, sx1);
 
 		/* omap2 based boards using UART1 */
-		DEBUG_LL_OMAP2(1, omap2evm);
 		DEBUG_LL_OMAP2(1, omap_2430sdp);
 		DEBUG_LL_OMAP2(1, omap_apollon);
 		DEBUG_LL_OMAP2(1, omap_h4);

arch/arm/plat-omap/iommu.c

@@ -793,6 +793,8 @@ static irqreturn_t iommu_fault_handler(int irq, void *data)
 	clk_enable(obj->clk);
 	errs = iommu_report_fault(obj, &da);
 	clk_disable(obj->clk);
+	if (errs == 0)
+		return IRQ_HANDLED;
 
 	/* Fault callback or TLB/PTE Dynamic loading */
 	if (obj->isr && !obj->isr(obj, da, errs, obj->isr_priv))

drivers/video/omap/Makefile

@@ -30,7 +30,6 @@ objs-y$(CONFIG_MACH_OMAP_APOLLON) += lcd_apollon.o
 objs-y$(CONFIG_MACH_OMAP_2430SDP) += lcd_2430sdp.o
 objs-y$(CONFIG_MACH_OMAP_3430SDP) += lcd_2430sdp.o
 objs-y$(CONFIG_MACH_OMAP_LDP) += lcd_ldp.o
-objs-y$(CONFIG_MACH_OMAP2EVM) += lcd_omap2evm.o
 objs-y$(CONFIG_MACH_OMAP3EVM) += lcd_omap3evm.o
 objs-y$(CONFIG_MACH_OMAP3_BEAGLE) += lcd_omap3beagle.o
 objs-y$(CONFIG_FB_OMAP_LCD_MIPID) += lcd_mipid.o

drivers/video/omap/lcd_omap2evm.c

@@ -1,192 +0,0 @@
-/*
- * LCD panel support for the MISTRAL OMAP2EVM board
- *
- * Author: Arun C <arunedarath@mistralsolutions.com>
- *
- * Derived from drivers/video/omap/lcd_omap3evm.c
- * Derived from drivers/video/omap/lcd-apollon.c
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <linux/i2c/twl.h>
-
-#include <plat/mux.h>
-#include <asm/mach-types.h>
-
-#include "omapfb.h"
-
-#define LCD_PANEL_ENABLE_GPIO	154
-#define LCD_PANEL_LR		128
-#define LCD_PANEL_UD		129
-#define LCD_PANEL_INI		152
-#define LCD_PANEL_QVGA		148
-#define LCD_PANEL_RESB		153
-
-#define TWL_LED_LEDEN		0x00
-#define TWL_PWMA_PWMAON		0x00
-#define TWL_PWMA_PWMAOFF	0x01
-
-static unsigned int bklight_level;
-
-static int omap2evm_panel_init(struct lcd_panel *panel,
-				struct omapfb_device *fbdev)
-{
-	gpio_request(LCD_PANEL_ENABLE_GPIO, "LCD enable");
-	gpio_request(LCD_PANEL_LR, "LCD lr");
-	gpio_request(LCD_PANEL_UD, "LCD ud");
-	gpio_request(LCD_PANEL_INI, "LCD ini");
-	gpio_request(LCD_PANEL_QVGA, "LCD qvga");
-	gpio_request(LCD_PANEL_RESB, "LCD resb");
-
-	gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 1);
-	gpio_direction_output(LCD_PANEL_RESB, 1);
-	gpio_direction_output(LCD_PANEL_INI, 1);
-	gpio_direction_output(LCD_PANEL_QVGA, 0);
-	gpio_direction_output(LCD_PANEL_LR, 1);
-	gpio_direction_output(LCD_PANEL_UD, 1);
-
-	twl_i2c_write_u8(TWL4030_MODULE_LED, 0x11, TWL_LED_LEDEN);
-	twl_i2c_write_u8(TWL4030_MODULE_PWMA, 0x01, TWL_PWMA_PWMAON);
-	twl_i2c_write_u8(TWL4030_MODULE_PWMA, 0x02, TWL_PWMA_PWMAOFF);
-	bklight_level = 100;
-
-	return 0;
-}
-
-static void omap2evm_panel_cleanup(struct lcd_panel *panel)
-{
-	gpio_free(LCD_PANEL_RESB);
-	gpio_free(LCD_PANEL_QVGA);
-	gpio_free(LCD_PANEL_INI);
-	gpio_free(LCD_PANEL_UD);
-	gpio_free(LCD_PANEL_LR);
-	gpio_free(LCD_PANEL_ENABLE_GPIO);
-}
-
-static int omap2evm_panel_enable(struct lcd_panel *panel)
-{
-	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
-	return 0;
-}
-
-static void omap2evm_panel_disable(struct lcd_panel *panel)
-{
-	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
-}
-
-static unsigned long omap2evm_panel_get_caps(struct lcd_panel *panel)
-{
-	return 0;
-}
-
-static int omap2evm_bklight_setlevel(struct lcd_panel *panel,
-						unsigned int level)
-{
-	u8 c;
-	if ((level >= 0) && (level <= 100)) {
-		c = (125 * (100 - level)) / 100 + 2;
-		twl_i2c_write_u8(TWL4030_MODULE_PWMA, c, TWL_PWMA_PWMAOFF);
-		bklight_level = level;
-	}
-	return 0;
-}
-
-static unsigned int omap2evm_bklight_getlevel(struct lcd_panel *panel)
-{
-	return bklight_level;
-}
-
-static unsigned int omap2evm_bklight_getmaxlevel(struct lcd_panel *panel)
-{
-	return 100;
-}
-
-struct lcd_panel omap2evm_panel = {
-	.name		= "omap2evm",
-	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
-			  OMAP_LCDC_INV_HSYNC,
-
-	.bpp		= 16,
-	.data_lines	= 18,
-	.x_res		= 480,
-	.y_res		= 640,
-	.hsw		= 3,
-	.hfp		= 0,
-	.hbp		= 28,
-	.vsw		= 2,
-	.vfp		= 1,
-	.vbp		= 0,
-
-	.pixel_clock	= 20000,
-
-	.init		= omap2evm_panel_init,
-	.cleanup	= omap2evm_panel_cleanup,
-	.enable		= omap2evm_panel_enable,
-	.disable	= omap2evm_panel_disable,
-	.get_caps	= omap2evm_panel_get_caps,
-	.set_bklight_level      = omap2evm_bklight_setlevel,
-	.get_bklight_level      = omap2evm_bklight_getlevel,
-	.get_bklight_max        = omap2evm_bklight_getmaxlevel,
-};
-
-static int omap2evm_panel_probe(struct platform_device *pdev)
-{
-	omapfb_register_panel(&omap2evm_panel);
-	return 0;
-}
-
-static int omap2evm_panel_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
-static int omap2evm_panel_suspend(struct platform_device *pdev,
-				   pm_message_t mesg)
-{
-	return 0;
-}
-
-static int omap2evm_panel_resume(struct platform_device *pdev)
-{
-	return 0;
-}
-
-struct platform_driver omap2evm_panel_driver = {
-	.probe		= omap2evm_panel_probe,
-	.remove		= omap2evm_panel_remove,
-	.suspend	= omap2evm_panel_suspend,
-	.resume		= omap2evm_panel_resume,
-	.driver		= {
-		.name	= "omap2evm_lcd",
-		.owner	= THIS_MODULE,
-	},
-};
-
-static int __init omap2evm_panel_drv_init(void)
-{
-	return platform_driver_register(&omap2evm_panel_driver);
-}
-
-static void __exit omap2evm_panel_drv_exit(void)
-{
-	platform_driver_unregister(&omap2evm_panel_driver);
-}
-
-module_init(omap2evm_panel_drv_init);
-module_exit(omap2evm_panel_drv_exit);

include/linux/irq.h

@@ -53,12 +53,13 @@ typedef	void (*irq_preflow_handler_t)(struct irq_data *data);
  * Bits which can be modified via irq_set/clear/modify_status_flags()
  * IRQ_LEVEL			- Interrupt is level type. Will be also
  *				  updated in the code when the above trigger
- *				  bits are modified via set_irq_type()
+ *				  bits are modified via irq_set_irq_type()
  * IRQ_PER_CPU			- Mark an interrupt PER_CPU. Will protect
  *				  it from affinity setting
  * IRQ_NOPROBE			- Interrupt cannot be probed by autoprobing
  * IRQ_NOREQUEST		- Interrupt cannot be requested via
  *				  request_irq()
+ * IRQ_NOTHREAD			- Interrupt cannot be threaded
  * IRQ_NOAUTOEN			- Interrupt is not automatically enabled in
  *				  request/setup_irq()
  * IRQ_NO_BALANCING		- Interrupt cannot be balanced (affinity set)
@@ -85,6 +86,7 @@ enum {
 	IRQ_NO_BALANCING	= (1 << 13),
 	IRQ_MOVE_PCNTXT		= (1 << 14),
 	IRQ_NESTED_THREAD	= (1 << 15),
+	IRQ_NOTHREAD		= (1 << 16),
 };
 
 #define IRQF_MODIFY_MASK	\
@@ -261,23 +263,6 @@ static inline void irqd_clr_chained_irq_inprogress(struct irq_data *d)
  * struct irq_chip - hardware interrupt chip descriptor
  *
  * @name:		name for /proc/interrupts
- * @startup:		deprecated, replaced by irq_startup
- * @shutdown:		deprecated, replaced by irq_shutdown
- * @enable:		deprecated, replaced by irq_enable
- * @disable:		deprecated, replaced by irq_disable
- * @ack:		deprecated, replaced by irq_ack
- * @mask:		deprecated, replaced by irq_mask
- * @mask_ack:		deprecated, replaced by irq_mask_ack
- * @unmask:		deprecated, replaced by irq_unmask
- * @eoi:		deprecated, replaced by irq_eoi
- * @end:		deprecated, will go away with __do_IRQ()
- * @set_affinity:	deprecated, replaced by irq_set_affinity
- * @retrigger:		deprecated, replaced by irq_retrigger
- * @set_type:		deprecated, replaced by irq_set_type
- * @set_wake:		deprecated, replaced by irq_wake
- * @bus_lock:		deprecated, replaced by irq_bus_lock
- * @bus_sync_unlock:	deprecated, replaced by irq_bus_sync_unlock
- *
  * @irq_startup:	start up the interrupt (defaults to ->enable if NULL)
  * @irq_shutdown:	shut down the interrupt (defaults to ->disable if NULL)
  * @irq_enable:		enable the interrupt (defaults to chip->unmask if NULL)
@@ -295,6 +280,9 @@ static inline void irqd_clr_chained_irq_inprogress(struct irq_data *d)
  * @irq_bus_sync_unlock:function to sync and unlock slow bus (i2c) chips
  * @irq_cpu_online:	configure an interrupt source for a secondary CPU
  * @irq_cpu_offline:	un-configure an interrupt source for a secondary CPU
+ * @irq_suspend:	function called from core code on suspend once per chip
+ * @irq_resume:		function called from core code on resume once per chip
+ * @irq_pm_shutdown:	function called from core code on shutdown once per chip
  * @irq_print_chip:	optional to print special chip info in show_interrupts
  * @flags:		chip specific flags
  *
@@ -324,6 +312,10 @@ struct irq_chip {
 	void		(*irq_cpu_online)(struct irq_data *data);
 	void		(*irq_cpu_offline)(struct irq_data *data);
 
+	void		(*irq_suspend)(struct irq_data *data);
+	void		(*irq_resume)(struct irq_data *data);
+	void		(*irq_pm_shutdown)(struct irq_data *data);
+
 	void		(*irq_print_chip)(struct irq_data *data, struct seq_file *p);
 
 	unsigned long	flags;
@@ -439,7 +431,7 @@ irq_set_handler(unsigned int irq, irq_flow_handler_t handle)
 /*
  * Set a highlevel chained flow handler for a given IRQ.
  * (a chained handler is automatically enabled and set to
- *  IRQ_NOREQUEST and IRQ_NOPROBE)
+ *  IRQ_NOREQUEST, IRQ_NOPROBE, and IRQ_NOTHREAD)
  */
 static inline void
 irq_set_chained_handler(unsigned int irq, irq_flow_handler_t handle)
@@ -469,6 +461,16 @@ static inline void irq_set_probe(unsigned int irq)
 	irq_modify_status(irq, IRQ_NOPROBE, 0);
 }
 
+static inline void irq_set_nothread(unsigned int irq)
+{
+	irq_modify_status(irq, 0, IRQ_NOTHREAD);
+}
+
+static inline void irq_set_thread(unsigned int irq)
+{
+	irq_modify_status(irq, IRQ_NOTHREAD, 0);
+}
+
 static inline void irq_set_nested_thread(unsigned int irq, bool nest)
 {
 	if (nest)
@@ -573,6 +575,145 @@ static inline int irq_reserve_irq(unsigned int irq)
 	return irq_reserve_irqs(irq, 1);
 }
 
+#ifndef irq_reg_writel
+# define irq_reg_writel(val, addr)	writel(val, addr)
+#endif
+#ifndef irq_reg_readl
+# define irq_reg_readl(addr)		readl(addr)
+#endif
+
+/**
+ * struct irq_chip_regs - register offsets for struct irq_gci
+ * @enable:	Enable register offset to reg_base
+ * @disable:	Disable register offset to reg_base
+ * @mask:	Mask register offset to reg_base
+ * @ack:	Ack register offset to reg_base
+ * @eoi:	Eoi register offset to reg_base
+ * @type:	Type configuration register offset to reg_base
+ * @polarity:	Polarity configuration register offset to reg_base
+ */
+struct irq_chip_regs {
+	unsigned long		enable;
+	unsigned long		disable;
+	unsigned long		mask;
+	unsigned long		ack;
+	unsigned long		eoi;
+	unsigned long		type;
+	unsigned long		polarity;
+};
+
+/**
+ * struct irq_chip_type - Generic interrupt chip instance for a flow type
+ * @chip:		The real interrupt chip which provides the callbacks
+ * @regs:		Register offsets for this chip
+ * @handler:		Flow handler associated with this chip
+ * @type:		Chip can handle these flow types
+ *
+ * A irq_generic_chip can have several instances of irq_chip_type when
+ * it requires different functions and register offsets for different
+ * flow types.
+ */
+struct irq_chip_type {
+	struct irq_chip		chip;
+	struct irq_chip_regs	regs;
+	irq_flow_handler_t	handler;
+	u32			type;
+};
+
+/**
+ * struct irq_chip_generic - Generic irq chip data structure
+ * @lock:		Lock to protect register and cache data access
+ * @reg_base:		Register base address (virtual)
+ * @irq_base:		Interrupt base nr for this chip
+ * @irq_cnt:		Number of interrupts handled by this chip
+ * @mask_cache:		Cached mask register
+ * @type_cache:		Cached type register
+ * @polarity_cache:	Cached polarity register
+ * @wake_enabled:	Interrupt can wakeup from suspend
+ * @wake_active:	Interrupt is marked as an wakeup from suspend source
+ * @num_ct:		Number of available irq_chip_type instances (usually 1)
+ * @private:		Private data for non generic chip callbacks
+ * @list:		List head for keeping track of instances
+ * @chip_types:		Array of interrupt irq_chip_types
+ *
+ * Note, that irq_chip_generic can have multiple irq_chip_type
+ * implementations which can be associated to a particular irq line of
+ * an irq_chip_generic instance. That allows to share and protect
+ * state in an irq_chip_generic instance when we need to implement
+ * different flow mechanisms (level/edge) for it.
+ */
+struct irq_chip_generic {
+	raw_spinlock_t		lock;
+	void __iomem		*reg_base;
+	unsigned int		irq_base;
+	unsigned int		irq_cnt;
+	u32			mask_cache;
+	u32			type_cache;
+	u32			polarity_cache;
+	u32			wake_enabled;
+	u32			wake_active;
+	unsigned int		num_ct;
+	void			*private;
+	struct list_head	list;
+	struct irq_chip_type	chip_types[0];
+};
+
+/**
+ * enum irq_gc_flags - Initialization flags for generic irq chips
+ * @IRQ_GC_INIT_MASK_CACHE:	Initialize the mask_cache by reading mask reg
+ * @IRQ_GC_INIT_NESTED_LOCK:	Set the lock class of the irqs to nested for
+ *				irq chips which need to call irq_set_wake() on
+ *				the parent irq. Usually GPIO implementations
+ */
+enum irq_gc_flags {
+	IRQ_GC_INIT_MASK_CACHE		= 1 << 0,
+	IRQ_GC_INIT_NESTED_LOCK		= 1 << 1,
+};
+
+/* Generic chip callback functions */
+void irq_gc_noop(struct irq_data *d);
+void irq_gc_mask_disable_reg(struct irq_data *d);
+void irq_gc_mask_set_bit(struct irq_data *d);
+void irq_gc_mask_clr_bit(struct irq_data *d);
+void irq_gc_unmask_enable_reg(struct irq_data *d);
+void irq_gc_ack(struct irq_data *d);
+void irq_gc_mask_disable_reg_and_ack(struct irq_data *d);
+void irq_gc_eoi(struct irq_data *d);
+int irq_gc_set_wake(struct irq_data *d, unsigned int on);
+
+/* Setup functions for irq_chip_generic */
+struct irq_chip_generic *
+irq_alloc_generic_chip(const char *name, int nr_ct, unsigned int irq_base,
+		       void __iomem *reg_base, irq_flow_handler_t handler);
+void irq_setup_generic_chip(struct irq_chip_generic *gc, u32 msk,
+			    enum irq_gc_flags flags, unsigned int clr,
+			    unsigned int set);
+int irq_setup_alt_chip(struct irq_data *d, unsigned int type);
+void irq_remove_generic_chip(struct irq_chip_generic *gc, u32 msk,
+			     unsigned int clr, unsigned int set);
+
+static inline struct irq_chip_type *irq_data_get_chip_type(struct irq_data *d)
+{
+	return container_of(d->chip, struct irq_chip_type, chip);
+}
+
+#define IRQ_MSK(n) (u32)((n) < 32 ? ((1 << (n)) - 1) : UINT_MAX)
+
+#ifdef CONFIG_SMP
+static inline void irq_gc_lock(struct irq_chip_generic *gc)
+{
+	raw_spin_lock(&gc->lock);
+}
+
+static inline void irq_gc_unlock(struct irq_chip_generic *gc)
+{
+	raw_spin_unlock(&gc->lock);
+}
+#else
+static inline void irq_gc_lock(struct irq_chip_generic *gc) { }
+static inline void irq_gc_unlock(struct irq_chip_generic *gc) { }
+#endif
+
 #endif /* CONFIG_GENERIC_HARDIRQS */
 
 #endif /* !CONFIG_S390 */

include/linux/irqdesc.h

@@ -16,16 +16,18 @@ struct timer_rand_state;
  * @irq_data:		per irq and chip data passed down to chip functions
  * @timer_rand_state:	pointer to timer rand state struct
  * @kstat_irqs:		irq stats per cpu
- * @handle_irq:		highlevel irq-events handler [if NULL, __do_IRQ()]
+ * @handle_irq:		highlevel irq-events handler
+ * @preflow_handler:	handler called before the flow handler (currently used by sparc)
  * @action:		the irq action chain
  * @status:		status information
  * @core_internal_state__do_not_mess_with_it: core internal status information
  * @depth:		disable-depth, for nested irq_disable() calls
- * @wake_depth:		enable depth, for multiple set_irq_wake() callers
+ * @wake_depth:		enable depth, for multiple irq_set_irq_wake() callers
  * @irq_count:		stats field to detect stalled irqs
  * @last_unhandled:	aging timer for unhandled count
  * @irqs_unhandled:	stats field for spurious unhandled interrupts
  * @lock:		locking for SMP
+ * @affinity_hint:	hint to user space for preferred irq affinity
  * @affinity_notify:	context for notification of affinity changes
  * @pending_mask:	pending rebalanced interrupts
  * @threads_oneshot:	bitfield to handle shared oneshot threads

kernel/irq/Makefile

@@ -1,5 +1,6 @@
 
 obj-y := irqdesc.o handle.o manage.o spurious.o resend.o chip.o dummychip.o devres.o
+obj-y += generic-chip.o
 obj-$(CONFIG_GENERIC_IRQ_PROBE) += autoprobe.o
 obj-$(CONFIG_PROC_FS) += proc.o
 obj-$(CONFIG_GENERIC_PENDING_IRQ) += migration.o

kernel/irq/chip.c

@@ -573,6 +573,7 @@ __irq_set_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
 	if (handle != handle_bad_irq && is_chained) {
 		irq_settings_set_noprobe(desc);
 		irq_settings_set_norequest(desc);
+		irq_settings_set_nothread(desc);
 		irq_startup(desc);
 	}
 out:

kernel/irq/debug.h

@@ -27,6 +27,7 @@ static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc)
 	P(IRQ_PER_CPU);
 	P(IRQ_NOPROBE);
 	P(IRQ_NOREQUEST);
+	P(IRQ_NOTHREAD);
 	P(IRQ_NOAUTOEN);
 
 	PS(IRQS_AUTODETECT);

kernel/irq/generic-chip.c

@@ -0,0 +1,354 @@
+/*
+ * Library implementing the most common irq chip callback functions
+ *
+ * Copyright (C) 2011, Thomas Gleixner
+ */
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/kernel_stat.h>
+#include <linux/syscore_ops.h>
+
+#include "internals.h"
+
+static LIST_HEAD(gc_list);
+static DEFINE_RAW_SPINLOCK(gc_lock);
+
+static inline struct irq_chip_regs *cur_regs(struct irq_data *d)
+{
+	return &container_of(d->chip, struct irq_chip_type, chip)->regs;
+}
+
+/**
+ * irq_gc_noop - NOOP function
+ * @d: irq_data
+ */
+void irq_gc_noop(struct irq_data *d)
+{
+}
+
+/**
+ * irq_gc_mask_disable_reg - Mask chip via disable register
+ * @d: irq_data
+ *
+ * Chip has separate enable/disable registers instead of a single mask
+ * register.
+ */
+void irq_gc_mask_disable_reg(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	irq_reg_writel(mask, gc->reg_base + cur_regs(d)->disable);
+	gc->mask_cache &= ~mask;
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_mask_set_mask_bit - Mask chip via setting bit in mask register
+ * @d: irq_data
+ *
+ * Chip has a single mask register. Values of this register are cached
+ * and protected by gc->lock
+ */
+void irq_gc_mask_set_bit(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	gc->mask_cache |= mask;
+	irq_reg_writel(gc->mask_cache, gc->reg_base + cur_regs(d)->mask);
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_mask_set_mask_bit - Mask chip via clearing bit in mask register
+ * @d: irq_data
+ *
+ * Chip has a single mask register. Values of this register are cached
+ * and protected by gc->lock
+ */
+void irq_gc_mask_clr_bit(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	gc->mask_cache &= ~mask;
+	irq_reg_writel(gc->mask_cache, gc->reg_base + cur_regs(d)->mask);
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_unmask_enable_reg - Unmask chip via enable register
+ * @d: irq_data
+ *
+ * Chip has separate enable/disable registers instead of a single mask
+ * register.
+ */
+void irq_gc_unmask_enable_reg(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	irq_reg_writel(mask, gc->reg_base + cur_regs(d)->enable);
+	gc->mask_cache |= mask;
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_ack - Ack pending interrupt
+ * @d: irq_data
+ */
+void irq_gc_ack(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	irq_reg_writel(mask, gc->reg_base + cur_regs(d)->ack);
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_mask_disable_reg_and_ack- Mask and ack pending interrupt
+ * @d: irq_data
+ */
+void irq_gc_mask_disable_reg_and_ack(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	irq_reg_writel(mask, gc->reg_base + cur_regs(d)->mask);
+	irq_reg_writel(mask, gc->reg_base + cur_regs(d)->ack);
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_eoi - EOI interrupt
+ * @d: irq_data
+ */
+void irq_gc_eoi(struct irq_data *d)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	irq_gc_lock(gc);
+	irq_reg_writel(mask, gc->reg_base + cur_regs(d)->eoi);
+	irq_gc_unlock(gc);
+}
+
+/**
+ * irq_gc_set_wake - Set/clr wake bit for an interrupt
+ * @d: irq_data
+ *
+ * For chips where the wake from suspend functionality is not
+ * configured in a separate register and the wakeup active state is
+ * just stored in a bitmask.
+ */
+int irq_gc_set_wake(struct irq_data *d, unsigned int on)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	u32 mask = 1 << (d->irq - gc->irq_base);
+
+	if (!(mask & gc->wake_enabled))
+		return -EINVAL;
+
+	irq_gc_lock(gc);
+	if (on)
+		gc->wake_active |= mask;
+	else
+		gc->wake_active &= ~mask;
+	irq_gc_unlock(gc);
+	return 0;
+}
+
+/**
+ * irq_alloc_generic_chip - Allocate a generic chip and initialize it
+ * @name:	Name of the irq chip
+ * @num_ct:	Number of irq_chip_type instances associated with this
+ * @irq_base:	Interrupt base nr for this chip
+ * @reg_base:	Register base address (virtual)
+ * @handler:	Default flow handler associated with this chip
+ *
+ * Returns an initialized irq_chip_generic structure. The chip defaults
+ * to the primary (index 0) irq_chip_type and @handler
+ */
+struct irq_chip_generic *
+irq_alloc_generic_chip(const char *name, int num_ct, unsigned int irq_base,
+		       void __iomem *reg_base, irq_flow_handler_t handler)
+{
+	struct irq_chip_generic *gc;
+	unsigned long sz = sizeof(*gc) + num_ct * sizeof(struct irq_chip_type);
+
+	gc = kzalloc(sz, GFP_KERNEL);
+	if (gc) {
+		raw_spin_lock_init(&gc->lock);
+		gc->num_ct = num_ct;
+		gc->irq_base = irq_base;
+		gc->reg_base = reg_base;
+		gc->chip_types->chip.name = name;
+		gc->chip_types->handler = handler;
+	}
+	return gc;
+}
+
+/*
+ * Separate lockdep class for interrupt chip which can nest irq_desc
+ * lock.
+ */
+static struct lock_class_key irq_nested_lock_class;
+
+/**
+ * irq_setup_generic_chip - Setup a range of interrupts with a generic chip
+ * @gc:		Generic irq chip holding all data
+ * @msk:	Bitmask holding the irqs to initialize relative to gc->irq_base
+ * @flags:	Flags for initialization
+ * @clr:	IRQ_* bits to clear
+ * @set:	IRQ_* bits to set
+ *
+ * Set up max. 32 interrupts starting from gc->irq_base. Note, this
+ * initializes all interrupts to the primary irq_chip_type and its
+ * associated handler.
+ */
+void irq_setup_generic_chip(struct irq_chip_generic *gc, u32 msk,
+			    enum irq_gc_flags flags, unsigned int clr,
+			    unsigned int set)
+{
+	struct irq_chip_type *ct = gc->chip_types;
+	unsigned int i;
+
+	raw_spin_lock(&gc_lock);
+	list_add_tail(&gc->list, &gc_list);
+	raw_spin_unlock(&gc_lock);
+
+	/* Init mask cache ? */
+	if (flags & IRQ_GC_INIT_MASK_CACHE)
+		gc->mask_cache = irq_reg_readl(gc->reg_base + ct->regs.mask);
+
+	for (i = gc->irq_base; msk; msk >>= 1, i++) {
+		if (!msk & 0x01)
+			continue;
+
+		if (flags & IRQ_GC_INIT_NESTED_LOCK)
+			irq_set_lockdep_class(i, &irq_nested_lock_class);
+
+		irq_set_chip_and_handler(i, &ct->chip, ct->handler);
+		irq_set_chip_data(i, gc);
+		irq_modify_status(i, clr, set);
+	}
+	gc->irq_cnt = i - gc->irq_base;
+}
+
+/**
+ * irq_setup_alt_chip - Switch to alternative chip
+ * @d:		irq_data for this interrupt
+ * @type	Flow type to be initialized
+ *
+ * Only to be called from chip->irq_set_type() callbacks.
+ */
+int irq_setup_alt_chip(struct irq_data *d, unsigned int type)
+{
+	struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
+	struct irq_chip_type *ct = gc->chip_types;
+	unsigned int i;
+
+	for (i = 0; i < gc->num_ct; i++, ct++) {
+		if (ct->type & type) {
+			d->chip = &ct->chip;
+			irq_data_to_desc(d)->handle_irq = ct->handler;
+			return 0;
+		}
+	}
+	return -EINVAL;
+}
+
+/**
+ * irq_remove_generic_chip - Remove a chip
+ * @gc:		Generic irq chip holding all data
+ * @msk:	Bitmask holding the irqs to initialize relative to gc->irq_base
+ * @clr:	IRQ_* bits to clear
+ * @set:	IRQ_* bits to set
+ *
+ * Remove up to 32 interrupts starting from gc->irq_base.
+ */
+void irq_remove_generic_chip(struct irq_chip_generic *gc, u32 msk,
+			     unsigned int clr, unsigned int set)
+{
+	unsigned int i = gc->irq_base;
+
+	raw_spin_lock(&gc_lock);
+	list_del(&gc->list);
+	raw_spin_unlock(&gc_lock);
+
+	for (; msk; msk >>= 1, i++) {
+		if (!msk & 0x01)
+			continue;
+
+		/* Remove handler first. That will mask the irq line */
+		irq_set_handler(i, NULL);
+		irq_set_chip(i, &no_irq_chip);
+		irq_set_chip_data(i, NULL);
+		irq_modify_status(i, clr, set);
+	}
+}
+
+#ifdef CONFIG_PM
+static int irq_gc_suspend(void)
+{
+	struct irq_chip_generic *gc;
+
+	list_for_each_entry(gc, &gc_list, list) {
+		struct irq_chip_type *ct = gc->chip_types;
+
+		if (ct->chip.irq_suspend)
+			ct->chip.irq_suspend(irq_get_irq_data(gc->irq_base));
+	}
+	return 0;
+}
+
+static void irq_gc_resume(void)
+{
+	struct irq_chip_generic *gc;
+
+	list_for_each_entry(gc, &gc_list, list) {
+		struct irq_chip_type *ct = gc->chip_types;
+
+		if (ct->chip.irq_resume)
+			ct->chip.irq_resume(irq_get_irq_data(gc->irq_base));
+	}
+}
+#else
+#define irq_gc_suspend NULL
+#define irq_gc_resume NULL
+#endif
+
+static void irq_gc_shutdown(void)
+{
+	struct irq_chip_generic *gc;
+
+	list_for_each_entry(gc, &gc_list, list) {
+		struct irq_chip_type *ct = gc->chip_types;
+
+		if (ct->chip.irq_pm_shutdown)
+			ct->chip.irq_pm_shutdown(irq_get_irq_data(gc->irq_base));
+	}
+}
+
+static struct syscore_ops irq_gc_syscore_ops = {
+	.suspend = irq_gc_suspend,
+	.resume = irq_gc_resume,
+	.shutdown = irq_gc_shutdown,
+};
+
+static int __init irq_gc_init_ops(void)
+{
+	register_syscore_ops(&irq_gc_syscore_ops);
+	return 0;
+}
+device_initcall(irq_gc_init_ops);

kernel/irq/manage.c

@@ -900,7 +900,8 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
 		 */
 		new->handler = irq_nested_primary_handler;
 	} else {
-		irq_setup_forced_threading(new);
+		if (irq_settings_can_thread(desc))
+			irq_setup_forced_threading(new);
 	}
 
 	/*

kernel/irq/settings.h

@@ -8,6 +8,7 @@ enum {
 	_IRQ_LEVEL		= IRQ_LEVEL,
 	_IRQ_NOPROBE		= IRQ_NOPROBE,
 	_IRQ_NOREQUEST		= IRQ_NOREQUEST,
+	_IRQ_NOTHREAD		= IRQ_NOTHREAD,
 	_IRQ_NOAUTOEN		= IRQ_NOAUTOEN,
 	_IRQ_MOVE_PCNTXT	= IRQ_MOVE_PCNTXT,
 	_IRQ_NO_BALANCING	= IRQ_NO_BALANCING,
@@ -20,6 +21,7 @@ enum {
 #define IRQ_LEVEL		GOT_YOU_MORON
 #define IRQ_NOPROBE		GOT_YOU_MORON
 #define IRQ_NOREQUEST		GOT_YOU_MORON
+#define IRQ_NOTHREAD		GOT_YOU_MORON
 #define IRQ_NOAUTOEN		GOT_YOU_MORON
 #define IRQ_NESTED_THREAD	GOT_YOU_MORON
 #undef IRQF_MODIFY_MASK
@@ -94,6 +96,21 @@ static inline void irq_settings_set_norequest(struct irq_desc *desc)
 	desc->status_use_accessors |= _IRQ_NOREQUEST;
 }
 
+static inline bool irq_settings_can_thread(struct irq_desc *desc)
+{
+	return !(desc->status_use_accessors & _IRQ_NOTHREAD);
+}
+
+static inline void irq_settings_clr_nothread(struct irq_desc *desc)
+{
+	desc->status_use_accessors &= ~_IRQ_NOTHREAD;
+}
+
+static inline void irq_settings_set_nothread(struct irq_desc *desc)
+{
+	desc->status_use_accessors |= _IRQ_NOTHREAD;
+}
+
 static inline bool irq_settings_can_probe(struct irq_desc *desc)
 {
 	return !(desc->status_use_accessors & _IRQ_NOPROBE);

sound/soc/omap/Kconfig

@@ -65,14 +65,6 @@ config SND_OMAP_SOC_OVERO
 	  Say Y if you want to add support for SoC audio on the
 	  Gumstix Overo or CompuLab CM-T35
 
-config SND_OMAP_SOC_OMAP2EVM
-	tristate "SoC Audio support for OMAP2EVM board"
-	depends on TWL4030_CORE && SND_OMAP_SOC && MACH_OMAP2EVM
-	select SND_OMAP_SOC_MCBSP
-	select SND_SOC_TWL4030
-	help
-	  Say Y if you want to add support for SoC audio on the omap2evm board.
-
 config SND_OMAP_SOC_OMAP3EVM
 	tristate "SoC Audio support for OMAP3EVM board"
 	depends on TWL4030_CORE && SND_OMAP_SOC && MACH_OMAP3EVM

sound/soc/omap/Makefile

@@ -13,7 +13,6 @@ snd-soc-rx51-objs := rx51.o
 snd-soc-ams-delta-objs := ams-delta.o
 snd-soc-osk5912-objs := osk5912.o
 snd-soc-overo-objs := overo.o
-snd-soc-omap2evm-objs := omap2evm.o
 snd-soc-omap3evm-objs := omap3evm.o
 snd-soc-am3517evm-objs := am3517evm.o
 snd-soc-sdp3430-objs := sdp3430.o

sound/soc/omap/omap2evm.c

@@ -1,139 +0,0 @@
-/*
- * omap2evm.c  --  SoC audio machine driver for omap2evm board
- *
- * Author: Arun KS <arunks@mistralsolutions.com>
- *
- * Based on sound/soc/omap/overo.c by Steve Sakoman
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <asm/mach-types.h>
-#include <mach/hardware.h>
-#include <mach/gpio.h>
-#include <plat/mcbsp.h>
-
-#include "omap-mcbsp.h"
-#include "omap-pcm.h"
-
-static int omap2evm_hw_params(struct snd_pcm_substream *substream,
-	struct snd_pcm_hw_params *params)
-{
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret;
-
-	/* Set codec DAI configuration */
-	ret = snd_soc_dai_set_fmt(codec_dai,
-				  SND_SOC_DAIFMT_I2S |
-				  SND_SOC_DAIFMT_NB_NF |
-				  SND_SOC_DAIFMT_CBM_CFM);
-	if (ret < 0) {
-		printk(KERN_ERR "can't set codec DAI configuration\n");
-		return ret;
-	}
-
-	/* Set cpu DAI configuration */
-	ret = snd_soc_dai_set_fmt(cpu_dai,
-				  SND_SOC_DAIFMT_I2S |
-				  SND_SOC_DAIFMT_NB_NF |
-				  SND_SOC_DAIFMT_CBM_CFM);
-	if (ret < 0) {
-		printk(KERN_ERR "can't set cpu DAI configuration\n");
-		return ret;
-	}
-
-	/* Set the codec system clock for DAC and ADC */
-	ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
-					    SND_SOC_CLOCK_IN);
-	if (ret < 0) {
-		printk(KERN_ERR "can't set codec system clock\n");
-		return ret;
-	}
-
-	return 0;
-}
-
-static struct snd_soc_ops omap2evm_ops = {
-	.hw_params = omap2evm_hw_params,
-};
-
-/* Digital audio interface glue - connects codec <--> CPU */
-static struct snd_soc_dai_link omap2evm_dai = {
-	.name = "TWL4030",
-	.stream_name = "TWL4030",
-	.cpu_dai_name = "omap-mcbsp-dai.1",
-	.codec_dai_name = "twl4030-hifi",
-	.platform_name = "omap-pcm-audio",
-	.codec_name = "twl4030-codec",
-	.ops = &omap2evm_ops,
-};
-
-/* Audio machine driver */
-static struct snd_soc_card snd_soc_omap2evm = {
-	.name = "omap2evm",
-	.dai_link = &omap2evm_dai,
-	.num_links = 1,
-};
-
-static struct platform_device *omap2evm_snd_device;
-
-static int __init omap2evm_soc_init(void)
-{
-	int ret;
-
-	if (!machine_is_omap2evm())
-		return -ENODEV;
-	printk(KERN_INFO "omap2evm SoC init\n");
-
-	omap2evm_snd_device = platform_device_alloc("soc-audio", -1);
-	if (!omap2evm_snd_device) {
-		printk(KERN_ERR "Platform device allocation failed\n");
-		return -ENOMEM;
-	}
-
-	platform_set_drvdata(omap2evm_snd_device, &snd_soc_omap2evm);
-
-	ret = platform_device_add(omap2evm_snd_device);
-	if (ret)
-		goto err1;
-
-	return 0;
-
-err1:
-	printk(KERN_ERR "Unable to add platform device\n");
-	platform_device_put(omap2evm_snd_device);
-
-	return ret;
-}
-module_init(omap2evm_soc_init);
-
-static void __exit omap2evm_soc_exit(void)
-{
-	platform_device_unregister(omap2evm_snd_device);
-}
-module_exit(omap2evm_soc_exit);
-
-MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
-MODULE_DESCRIPTION("ALSA SoC omap2evm");
-MODULE_LICENSE("GPL");