ARM: imx: dynamically register spi_imx devices (imx31)

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

arch/arm/mach-mx3/Kconfig

@@ -55,6 +55,7 @@ config MACH_MX31LITE
 	select ARCH_MX31
 	select MXC_ULPI if USB_ULPI
 	select IMX_HAVE_PLATFORM_MXC_NAND
+	select IMX_HAVE_PLATFORM_SPI_IMX
 	help
 	  Include support for MX31 LITEKIT platform. This includes specific
 	  configurations for the board and its peripherals.
@@ -63,6 +64,7 @@ config MACH_MX31_3DS
 	bool "Support MX31PDK (3DS)"
 	select ARCH_MX31
 	select IMX_HAVE_PLATFORM_MXC_NAND
+	select IMX_HAVE_PLATFORM_SPI_IMX
 	help
 	  Include support for MX31PDK (3DS) platform. This includes specific
 	  configurations for the board and its peripherals.
@@ -80,6 +82,7 @@ config MACH_MX31MOBOARD
 	bool "Support mx31moboard platforms (EPFL Mobots group)"
 	select ARCH_MX31
 	select IMX_HAVE_PLATFORM_IMX_I2C
+	select IMX_HAVE_PLATFORM_SPI_IMX
 	select MXC_ULPI if USB_ULPI
 	help
 	  Include support for mx31moboard platform. This includes specific
@@ -88,6 +91,7 @@ config MACH_MX31MOBOARD
 config MACH_MX31LILLY
 	bool "Support MX31 LILLY-1131 platforms (INCO startec)"
 	select ARCH_MX31
+	select IMX_HAVE_PLATFORM_SPI_IMX
 	select MXC_ULPI if USB_ULPI
 	help
 	  Include support for mx31 based LILLY1131 modules. This includes

arch/arm/mach-mx3/devices-imx31.h

@@ -18,3 +18,10 @@
 
 #define imx31_add_mxc_nand(pdata)	\
 	imx_add_mxc_nand_v1(MX31_NFC_BASE_ADDR, MX31_INT_NANDFC, pdata)
+
+#define imx31_add_spi_imx0(pdata)	\
+	imx_add_spi_imx(0, MX31_CSPI1_BASE_ADDR, SZ_4K, MX31_INT_CSPI1, pdata)
+#define imx31_add_spi_imx1(pdata)	\
+	imx_add_spi_imx(1, MX31_CSPI2_BASE_ADDR, SZ_4K, MX31_INT_CSPI2, pdata)
+#define imx31_add_spi_imx2(pdata)	\
+	imx_add_spi_imx(2, MX31_CSPI3_BASE_ADDR, SZ_4K, MX31_INT_CSPI3, pdata)

arch/arm/mach-mx3/devices.c

@@ -379,6 +379,7 @@ struct platform_device mxc_usbh2 = {
 	.num_resources = ARRAY_SIZE(mxc_usbh2_resources),
 };
 
+#if defined(CONFIG_ARCH_MX35)
 /*
  * SPI master controller
  * 3 channels
@@ -440,7 +441,6 @@ struct platform_device mxc_spi_device2 = {
 	.resource = mxc_spi_2_resources,
 };
 
-#ifdef CONFIG_ARCH_MX35
 static struct resource mxc_fec_resources[] = {
 	{
 		.start	= MXC_FEC_BASE_ADDR,

arch/arm/mach-mx3/devices.h

@@ -16,9 +16,11 @@ extern struct platform_device mxc_otg_host;
 extern struct platform_device mxc_usbh1;
 extern struct platform_device mxc_usbh2;
 extern struct platform_device mxc_rnga_device;
+#if defined(CONFIG_ARCH_MX35)
 extern struct platform_device mxc_spi_device0;
 extern struct platform_device mxc_spi_device1;
 extern struct platform_device mxc_spi_device2;
+#endif
 extern struct platform_device imx_ssi_device0;
 extern struct platform_device imx_ssi_device1;
 extern struct platform_device imx_ssi_device1;

arch/arm/mach-mx3/mach-mx31_3ds.c

@@ -35,7 +35,6 @@
 #include <mach/common.h>
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx3.h>
-#include <mach/spi.h>
 
 #include "devices-imx31.h"
 #include "devices.h"
@@ -170,7 +169,7 @@ static int spi1_internal_chipselect[] = {
 	MXC_SPI_CS(2),
 };
 
-static struct spi_imx_master spi1_pdata = {
+static const struct spi_imx_master spi1_pdata __initconst = {
 	.chipselect	= spi1_internal_chipselect,
 	.num_chipselect	= ARRAY_SIZE(spi1_internal_chipselect),
 };
@@ -419,7 +418,7 @@ static void __init mxc_board_init(void)
 	mxc_register_device(&mxc_uart_device0, &uart_pdata);
 	imx31_add_mxc_nand(&mx31_3ds_nand_board_info);
 
-	mxc_register_device(&mxc_spi_device1, &spi1_pdata);
+	imx31_add_spi_imx0(&spi1_pdata);
 	spi_register_board_info(mx31_3ds_spi_devs,
 						ARRAY_SIZE(mx31_3ds_spi_devs));
 

arch/arm/mach-mx3/mach-mx31lilly.c

@@ -42,10 +42,10 @@
 #include <mach/common.h>
 #include <mach/iomux-mx3.h>
 #include <mach/board-mx31lilly.h>
-#include <mach/spi.h>
 #include <mach/mxc_ehci.h>
 #include <mach/ulpi.h>
 
+#include "devices-imx31.h"
 #include "devices.h"
 
 /*
@@ -253,12 +253,12 @@ static int spi_internal_chipselect[] = {
 	MXC_SPI_CS(2),
 };
 
-static struct spi_imx_master spi0_pdata = {
+static const struct spi_imx_master spi0_pdata __initconst = {
 	.chipselect = spi_internal_chipselect,
 	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
 };
 
-static struct spi_imx_master spi1_pdata = {
+static const struct spi_imx_master spi1_pdata __initconst = {
 	.chipselect = spi_internal_chipselect,
 	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
 };
@@ -310,8 +310,8 @@ static void __init mx31lilly_board_init(void)
 	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS1__SS1, "SPI2_SS1");
 	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS2__SS2, "SPI2_SS2");
 
-	mxc_register_device(&mxc_spi_device0, &spi0_pdata);
-	mxc_register_device(&mxc_spi_device1, &spi1_pdata);
+	imx31_add_spi_imx0(&spi0_pdata);
+	imx31_add_spi_imx1(&spi1_pdata);
 	spi_register_board_info(&mc13783_dev, 1);
 
 	platform_add_devices(devices, ARRAY_SIZE(devices));

arch/arm/mach-mx3/mach-mx31lite.c

@@ -41,7 +41,6 @@
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx3.h>
 #include <mach/irqs.h>
-#include <mach/spi.h>
 #include <mach/mxc_ehci.h>
 #include <mach/ulpi.h>
 
@@ -109,7 +108,7 @@ static int spi_internal_chipselect[] = {
 	MXC_SPI_CS(0),
 };
 
-static struct spi_imx_master spi1_pdata = {
+static const struct spi_imx_master spi1_pdata __initconst = {
 	.chipselect	= spi_internal_chipselect,
 	.num_chipselect	= ARRAY_SIZE(spi_internal_chipselect),
 };
@@ -252,7 +251,7 @@ static void __init mxc_board_init(void)
 	platform_device_register(&physmap_flash_device);
 	imx31_add_mxc_nand(&mx31lite_nand_board_info);
 
-	mxc_register_device(&mxc_spi_device1, &spi1_pdata);
+	imx31_add_spi_imx1(&spi1_pdata);
 	spi_register_board_info(&mc13783_spi_dev, 1);
 
 #if defined(CONFIG_USB_ULPI)

arch/arm/mach-mx3/mach-mx31moboard.c

@@ -152,7 +152,7 @@ static int moboard_spi1_cs[] = {
 	MXC_SPI_CS(2),
 };
 
-static struct spi_imx_master moboard_spi1_master = {
+static const struct spi_imx_master moboard_spi1_pdata __initconst = {
 	.chipselect	= moboard_spi1_cs,
 	.num_chipselect	= ARRAY_SIZE(moboard_spi1_cs),
 };
@@ -282,7 +282,7 @@ static int moboard_spi2_cs[] = {
 	MXC_SPI_CS(1),
 };
 
-static struct spi_imx_master moboard_spi2_master = {
+static const struct spi_imx_master moboard_spi2_pdata __initconst = {
 	.chipselect	= moboard_spi2_cs,
 	.num_chipselect	= ARRAY_SIZE(moboard_spi2_cs),
 };
@@ -502,8 +502,8 @@ static void __init mxc_board_init(void)
 	imx31_add_imx_i2c0(&moboard_i2c0_data);
 	imx31_add_imx_i2c1(&moboard_i2c1_data);
 
-	mxc_register_device(&mxc_spi_device1, &moboard_spi1_master);
-	mxc_register_device(&mxc_spi_device2, &moboard_spi2_master);
+	imx31_add_spi_imx1(&moboard_spi1_pdata);
+	imx31_add_spi_imx2(&moboard_spi2_pdata);
 
 	gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq");
 	gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));

arch/arm/mach-mx3/mx31lite-db.c

@@ -37,8 +37,8 @@
 #include <mach/iomux-mx3.h>
 #include <mach/board-mx31lite.h>
 #include <mach/mmc.h>
-#include <mach/spi.h>
 
+#include "devices-imx31.h"
 #include "devices.h"
 
 /*
@@ -157,7 +157,7 @@ static int spi_internal_chipselect[] = {
 	MXC_SPI_CS(2),
 };
 
-static struct spi_imx_master spi0_pdata = {
+static const struct spi_imx_master spi0_pdata __initconst = {
 	.chipselect	= spi_internal_chipselect,
 	.num_chipselect	= ARRAY_SIZE(spi_internal_chipselect),
 };
@@ -199,7 +199,7 @@ void __init mx31lite_db_init(void)
 					"development board pins");
 	mxc_register_device(&mxc_uart_device0, &uart_pdata);
 	mxc_register_device(&mxcsdhc_device0, &mmc_pdata);
-	mxc_register_device(&mxc_spi_device0, &spi0_pdata);
+	imx31_add_spi_imx0(&spi0_pdata);
 	platform_device_register(&litekit_led_device);
 	mxc_register_device(&imx_wdt_device0, NULL);
 	mxc_register_device(&imx_rtc_device0, NULL);