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@@ -0,0 +1,477 @@
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+/*
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+ * Common code for Palm LD, T5, TX, Z72
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+ *
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+ * Copyright (C) 2010
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+ * Marek Vasut <marek.vasut@gmail.com>
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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+ *
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+ */
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+
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+#include <linux/platform_device.h>
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+#include <linux/delay.h>
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+#include <linux/irq.h>
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+#include <linux/gpio_keys.h>
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+#include <linux/input.h>
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+#include <linux/pda_power.h>
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+#include <linux/pwm_backlight.h>
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+#include <linux/gpio.h>
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+#include <linux/wm97xx.h>
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+#include <linux/power_supply.h>
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+#include <linux/usb/gpio_vbus.h>
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+#include <linux/regulator/max1586.h>
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+
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+#include <asm/mach-types.h>
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+#include <asm/mach/arch.h>
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+#include <asm/mach/map.h>
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+
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+#include <mach/pxa27x.h>
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+#include <mach/audio.h>
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+#include <mach/mmc.h>
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+#include <mach/pxafb.h>
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+#include <mach/irda.h>
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+#include <mach/udc.h>
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+#include <mach/palmasoc.h>
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+#include <mach/palm27x.h>
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+
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+#include <plat/i2c.h>
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+
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+#include "generic.h"
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+#include "devices.h"
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+
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+/******************************************************************************
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+ * SD/MMC card controller
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+ ******************************************************************************/
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+#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
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+static struct pxamci_platform_data palm27x_mci_platform_data = {
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+ .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
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+ .detect_delay_ms = 200,
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+};
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+
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+void __init palm27x_mmc_init(int detect, int ro, int power,
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+ int power_inverted)
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+{
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+ palm27x_mci_platform_data.gpio_card_detect = detect;
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+ palm27x_mci_platform_data.gpio_card_ro = ro;
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+ palm27x_mci_platform_data.gpio_power = power;
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+ palm27x_mci_platform_data.gpio_power_invert = power_inverted;
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+
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+ pxa_set_mci_info(&palm27x_mci_platform_data);
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+}
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+#endif
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+
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+/******************************************************************************
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+ * Power management - standby
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+ ******************************************************************************/
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+#if defined(CONFIG_SUSPEND)
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+void __init palm27x_pm_init(unsigned long str_base)
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+{
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+ static const unsigned long resume[] = {
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+ 0xe3a00101, /* mov r0, #0x40000000 */
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+ 0xe380060f, /* orr r0, r0, #0x00f00000 */
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+ 0xe590f008, /* ldr pc, [r0, #0x08] */
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+ };
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+
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+ /*
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+ * Copy the bootloader.
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+ * NOTE: PalmZ72 uses a different wakeup method!
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+ */
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+ memcpy(phys_to_virt(str_base), resume, sizeof(resume));
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+}
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+#endif
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+
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+/******************************************************************************
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+ * Framebuffer
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+ ******************************************************************************/
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+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
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+struct pxafb_mode_info palm_320x480_lcd_mode = {
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+ .pixclock = 57692,
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+ .xres = 320,
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+ .yres = 480,
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+ .bpp = 16,
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+
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+ .left_margin = 32,
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+ .right_margin = 1,
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+ .upper_margin = 7,
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+ .lower_margin = 1,
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+
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+ .hsync_len = 4,
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+ .vsync_len = 1,
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+};
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+
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+struct pxafb_mode_info palm_320x320_lcd_mode = {
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+ .pixclock = 115384,
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+ .xres = 320,
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+ .yres = 320,
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+ .bpp = 16,
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+
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+ .left_margin = 27,
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+ .right_margin = 7,
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+ .upper_margin = 7,
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+ .lower_margin = 8,
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+
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+ .hsync_len = 6,
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+ .vsync_len = 1,
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+};
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+
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+struct pxafb_mode_info palm_320x320_new_lcd_mode = {
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+ .pixclock = 86538,
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+ .xres = 320,
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+ .yres = 320,
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+ .bpp = 16,
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+
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+ .left_margin = 20,
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+ .right_margin = 8,
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+ .upper_margin = 8,
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+ .lower_margin = 5,
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+
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+ .hsync_len = 4,
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+ .vsync_len = 1,
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+};
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+
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+static struct pxafb_mach_info palm27x_lcd_screen = {
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+ .num_modes = 1,
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+ .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
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+};
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+
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+static int palm27x_lcd_power;
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+static void palm27x_lcd_ctl(int on, struct fb_var_screeninfo *info)
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+{
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+ gpio_set_value(palm27x_lcd_power, on);
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+}
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+
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+void __init palm27x_lcd_init(int power, struct pxafb_mode_info *mode)
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+{
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+ palm27x_lcd_screen.modes = mode;
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+
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+ if (gpio_is_valid(power)) {
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+ if (!gpio_request(power, "LCD power")) {
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+ pr_err("Palm27x: failed to claim lcd power gpio!\n");
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+ return;
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+ }
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+ if (!gpio_direction_output(power, 1)) {
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+ pr_err("Palm27x: lcd power configuration failed!\n");
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+ return;
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+ }
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+ palm27x_lcd_power = power;
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+ palm27x_lcd_screen.pxafb_lcd_power = palm27x_lcd_ctl;
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+ }
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+
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+ set_pxa_fb_info(&palm27x_lcd_screen);
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+}
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+#endif
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+
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+/******************************************************************************
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+ * USB Gadget
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+ ******************************************************************************/
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+#if defined(CONFIG_USB_GADGET_PXA27X) || \
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+ defined(CONFIG_USB_GADGET_PXA27X_MODULE)
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+static struct gpio_vbus_mach_info palm27x_udc_info = {
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+ .gpio_vbus_inverted = 1,
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+};
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+
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+static struct platform_device palm27x_gpio_vbus = {
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+ .name = "gpio-vbus",
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &palm27x_udc_info,
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+ },
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+};
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+
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+void __init palm27x_udc_init(int vbus, int pullup, int vbus_inverted)
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+{
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+ palm27x_udc_info.gpio_vbus = vbus;
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+ palm27x_udc_info.gpio_pullup = pullup;
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+
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+ palm27x_udc_info.gpio_vbus_inverted = vbus_inverted;
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+
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+ if (!gpio_request(pullup, "USB Pullup")) {
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+ gpio_direction_output(pullup,
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+ palm27x_udc_info.gpio_vbus_inverted);
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+ gpio_free(pullup);
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+ } else
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+ return;
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+
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+ platform_device_register(&palm27x_gpio_vbus);
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+}
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+#endif
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+
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+/******************************************************************************
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+ * IrDA
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+ ******************************************************************************/
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+#if defined(CONFIG_IRDA) || defined(CONFIG_IRDA_MODULE)
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+static struct pxaficp_platform_data palm27x_ficp_platform_data = {
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+ .transceiver_cap = IR_SIRMODE | IR_OFF,
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+};
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+
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+void __init palm27x_irda_init(int pwdn)
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+{
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+ palm27x_ficp_platform_data.gpio_pwdown = pwdn;
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+ pxa_set_ficp_info(&palm27x_ficp_platform_data);
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+}
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+#endif
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+
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+/******************************************************************************
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+ * WM97xx audio, battery
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+ ******************************************************************************/
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+#if defined(CONFIG_TOUCHSCREEN_WM97XX) || \
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+ defined(CONFIG_TOUCHSCREEN_WM97XX_MODULE)
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+static struct wm97xx_batt_pdata palm27x_batt_pdata = {
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+ .batt_aux = WM97XX_AUX_ID3,
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+ .temp_aux = WM97XX_AUX_ID2,
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+ .charge_gpio = -1,
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+ .batt_mult = 1000,
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+ .batt_div = 414,
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+ .temp_mult = 1,
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+ .temp_div = 1,
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+ .batt_tech = POWER_SUPPLY_TECHNOLOGY_LIPO,
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+ .batt_name = "main-batt",
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+};
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+
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+static struct wm97xx_pdata palm27x_wm97xx_pdata = {
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+ .batt_pdata = &palm27x_batt_pdata,
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+};
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+
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+static pxa2xx_audio_ops_t palm27x_ac97_pdata = {
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+ .codec_pdata = { &palm27x_wm97xx_pdata, },
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+};
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+
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+static struct palm27x_asoc_info palm27x_asoc_pdata = {
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+ .jack_gpio = -1,
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+};
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+
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+static struct platform_device palm27x_asoc = {
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+ .name = "palm27x-asoc",
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+ .id = -1,
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+ .dev = {
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+ .platform_data = &palm27x_asoc_pdata,
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+ },
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+};
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+
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+void __init palm27x_ac97_init(int minv, int maxv, int jack, int reset)
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+{
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+ palm27x_ac97_pdata.reset_gpio = reset;
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+ palm27x_asoc_pdata.jack_gpio = jack;
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+
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+ if (minv < 0 || maxv < 0) {
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+ palm27x_ac97_pdata.codec_pdata[0] = NULL;
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+ pxa_set_ac97_info(&palm27x_ac97_pdata);
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+ } else {
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+ palm27x_batt_pdata.min_voltage = minv,
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+ palm27x_batt_pdata.max_voltage = maxv,
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+
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+ pxa_set_ac97_info(&palm27x_ac97_pdata);
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+ platform_device_register(&palm27x_asoc);
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+ }
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+}
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+#endif
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+
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+/******************************************************************************
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+ * Backlight
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+ ******************************************************************************/
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+#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
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+static int palm_bl_power;
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+static int palm_lcd_power;
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+
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+static int palm27x_backlight_init(struct device *dev)
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+{
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+ int ret;
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+
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+ ret = gpio_request(palm_bl_power, "BL POWER");
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+ if (ret)
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+ goto err;
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+ ret = gpio_direction_output(palm_bl_power, 0);
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+ if (ret)
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+ goto err2;
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+
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+ if (gpio_is_valid(palm_lcd_power)) {
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+ ret = gpio_request(palm_lcd_power, "LCD POWER");
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+ if (ret)
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+ goto err2;
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+ ret = gpio_direction_output(palm_lcd_power, 0);
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+ if (ret)
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+ goto err3;
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+ }
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+
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+ return 0;
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+err3:
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+ gpio_free(palm_lcd_power);
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+err2:
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+ gpio_free(palm_bl_power);
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+err:
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+ return ret;
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+}
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+
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+static int palm27x_backlight_notify(struct device *dev, int brightness)
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+{
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+ gpio_set_value(palm_bl_power, brightness);
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+ if (gpio_is_valid(palm_lcd_power))
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+ gpio_set_value(palm_lcd_power, brightness);
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+ return brightness;
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+}
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+
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+static void palm27x_backlight_exit(struct device *dev)
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+{
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+ gpio_free(palm_bl_power);
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+ if (gpio_is_valid(palm_lcd_power))
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+ gpio_free(palm_lcd_power);
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+}
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+
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+static struct platform_pwm_backlight_data palm27x_backlight_data = {
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+ .pwm_id = 0,
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+ .max_brightness = 0xfe,
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+ .dft_brightness = 0x7e,
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+ .pwm_period_ns = 3500,
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+ .init = palm27x_backlight_init,
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+ .notify = palm27x_backlight_notify,
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+ .exit = palm27x_backlight_exit,
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+};
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+
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+static struct platform_device palm27x_backlight = {
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+ .name = "pwm-backlight",
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+ .dev = {
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+ .parent = &pxa27x_device_pwm0.dev,
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+ .platform_data = &palm27x_backlight_data,
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+ },
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+};
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+
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+void __init palm27x_pwm_init(int bl, int lcd)
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+{
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+ palm_bl_power = bl;
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+ palm_lcd_power = lcd;
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+ platform_device_register(&palm27x_backlight);
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+}
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+#endif
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+
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+/******************************************************************************
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+ * Power supply
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+ ******************************************************************************/
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+#if defined(CONFIG_PDA_POWER) || defined(CONFIG_PDA_POWER_MODULE)
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+static int palm_ac_state;
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+static int palm_usb_state;
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+
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+static int palm27x_power_supply_init(struct device *dev)
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+{
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+ int ret;
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+
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+ ret = gpio_request(palm_ac_state, "AC state");
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+ if (ret)
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+ goto err1;
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+ ret = gpio_direction_input(palm_ac_state);
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+ if (ret)
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+ goto err2;
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+
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+ if (gpio_is_valid(palm_usb_state)) {
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+ ret = gpio_request(palm_usb_state, "USB state");
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+ if (ret)
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+ goto err2;
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+ ret = gpio_direction_input(palm_usb_state);
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+ if (ret)
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+ goto err3;
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+ }
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+
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+ return 0;
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+err3:
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+ gpio_free(palm_usb_state);
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+err2:
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+ gpio_free(palm_ac_state);
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+err1:
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+ return ret;
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+}
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+
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+static void palm27x_power_supply_exit(struct device *dev)
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+{
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+ gpio_free(palm_usb_state);
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+ gpio_free(palm_ac_state);
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+}
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+
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+static int palm27x_is_ac_online(void)
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+{
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+ return gpio_get_value(palm_ac_state);
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+}
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+
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+static int palm27x_is_usb_online(void)
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+{
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+ return !gpio_get_value(palm_usb_state);
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+}
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+static char *palm27x_supplicants[] = {
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+ "main-battery",
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+};
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+
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+static struct pda_power_pdata palm27x_ps_info = {
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+ .init = palm27x_power_supply_init,
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+ .exit = palm27x_power_supply_exit,
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+ .is_ac_online = palm27x_is_ac_online,
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|
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+ .is_usb_online = palm27x_is_usb_online,
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|
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+ .supplied_to = palm27x_supplicants,
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|
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+ .num_supplicants = ARRAY_SIZE(palm27x_supplicants),
|
|
|
+};
|
|
|
+
|
|
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+static struct platform_device palm27x_power_supply = {
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|
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+ .name = "pda-power",
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|
|
+ .id = -1,
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|
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+ .dev = {
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|
|
+ .platform_data = &palm27x_ps_info,
|
|
|
+ },
|
|
|
+};
|
|
|
+
|
|
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+void __init palm27x_power_init(int ac, int usb)
|
|
|
+{
|
|
|
+ palm_ac_state = ac;
|
|
|
+ palm_usb_state = usb;
|
|
|
+ platform_device_register(&palm27x_power_supply);
|
|
|
+}
|
|
|
+#endif
|
|
|
+
|
|
|
+/******************************************************************************
|
|
|
+ * Core power regulator
|
|
|
+ ******************************************************************************/
|
|
|
+#if defined(CONFIG_REGULATOR_MAX1586) || \
|
|
|
+ defined(CONFIG_REGULATOR_MAX1586_MODULE)
|
|
|
+static struct regulator_consumer_supply palm27x_max1587a_consumers[] = {
|
|
|
+ {
|
|
|
+ .supply = "vcc_core",
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+static struct regulator_init_data palm27x_max1587a_v3_info = {
|
|
|
+ .constraints = {
|
|
|
+ .name = "vcc_core range",
|
|
|
+ .min_uV = 900000,
|
|
|
+ .max_uV = 1705000,
|
|
|
+ .always_on = 1,
|
|
|
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
|
|
|
+ },
|
|
|
+ .consumer_supplies = palm27x_max1587a_consumers,
|
|
|
+ .num_consumer_supplies = ARRAY_SIZE(palm27x_max1587a_consumers),
|
|
|
+};
|
|
|
+
|
|
|
+static struct max1586_subdev_data palm27x_max1587a_subdevs[] = {
|
|
|
+ {
|
|
|
+ .name = "vcc_core",
|
|
|
+ .id = MAX1586_V3,
|
|
|
+ .platform_data = &palm27x_max1587a_v3_info,
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+static struct max1586_platform_data palm27x_max1587a_info = {
|
|
|
+ .subdevs = palm27x_max1587a_subdevs,
|
|
|
+ .num_subdevs = ARRAY_SIZE(palm27x_max1587a_subdevs),
|
|
|
+ .v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
|
|
|
+};
|
|
|
+
|
|
|
+static struct i2c_board_info __initdata palm27x_pi2c_board_info[] = {
|
|
|
+ {
|
|
|
+ I2C_BOARD_INFO("max1586", 0x14),
|
|
|
+ .platform_data = &palm27x_max1587a_info,
|
|
|
+ },
|
|
|
+};
|
|
|
+
|
|
|
+void __init palm27x_pmic_init(void)
|
|
|
+{
|
|
|
+ i2c_register_board_info(1, ARRAY_AND_SIZE(palm27x_pi2c_board_info));
|
|
|
+ pxa27x_set_i2c_power_info(NULL);
|
|
|
+}
|
|
|
+#endif
|
Marek Vasut