[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / arm / mach-pxa / cm-x300.c

/*
 * linux/arch/arm/mach-pxa/cm-x300.c
 *
 * Support for the CompuLab CM-X300 modules
 *
 * Copyright (C) 2008,2009 CompuLab Ltd.
 *
 * Mike Rapoport <mike@compulab.co.il>
 * Igor Grinberg <grinberg@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.
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/platform_device.h>

#include <linux/gpio.h>
#include <linux/dm9000.h>
#include <linux/leds.h>
#include <linux/rtc-v3020.h>
#include <linux/pwm_backlight.h>

#include <linux/i2c.h>
#include <linux/i2c/pca953x.h>

#include <linux/mfd/da903x.h>
#include <linux/regulator/machine.h>
#include <linux/power_supply.h>
#include <linux/apm-emulation.h>

#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
#include <linux/spi/tdo24m.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/setup.h>

#include <mach/pxa300.h>
#include <mach/pxa27x-udc.h>
#include <mach/pxafb.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <plat/i2c.h>
#include <plat/pxa3xx_nand.h>
#include <mach/audio.h>

#include <asm/mach/map.h>

#include "generic.h"
#include "devices.h"

#define CM_X300_ETH_PHYS	0x08000010

#define GPIO82_MMC_IRQ		(82)
#define GPIO85_MMC_WP		(85)

#define	CM_X300_MMC_IRQ		IRQ_GPIO(GPIO82_MMC_IRQ)

#define GPIO95_RTC_CS		(95)
#define GPIO96_RTC_WR		(96)
#define GPIO97_RTC_RD		(97)
#define GPIO98_RTC_IO		(98)

static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = {
	/* LCD */
	GPIO54_LCD_LDD_0,
	GPIO55_LCD_LDD_1,
	GPIO56_LCD_LDD_2,
	GPIO57_LCD_LDD_3,
	GPIO58_LCD_LDD_4,
	GPIO59_LCD_LDD_5,
	GPIO60_LCD_LDD_6,
	GPIO61_LCD_LDD_7,
	GPIO62_LCD_LDD_8,
	GPIO63_LCD_LDD_9,
	GPIO64_LCD_LDD_10,
	GPIO65_LCD_LDD_11,
	GPIO66_LCD_LDD_12,
	GPIO67_LCD_LDD_13,
	GPIO68_LCD_LDD_14,
	GPIO69_LCD_LDD_15,
	GPIO72_LCD_FCLK,
	GPIO73_LCD_LCLK,
	GPIO74_LCD_PCLK,
	GPIO75_LCD_BIAS,

	/* BTUART */
	GPIO111_UART2_RTS,
	GPIO112_UART2_RXD | MFP_LPM_EDGE_FALL,
	GPIO113_UART2_TXD,
	GPIO114_UART2_CTS | MFP_LPM_EDGE_BOTH,

	/* STUART */
	GPIO109_UART3_TXD,
	GPIO110_UART3_RXD | MFP_LPM_EDGE_FALL,

	/* AC97 */
	GPIO23_AC97_nACRESET,
	GPIO24_AC97_SYSCLK,
	GPIO29_AC97_BITCLK,
	GPIO25_AC97_SDATA_IN_0,
	GPIO27_AC97_SDATA_OUT,
	GPIO28_AC97_SYNC,

	/* Keypad */
	GPIO115_KP_MKIN_0 | MFP_LPM_EDGE_BOTH,
	GPIO116_KP_MKIN_1 | MFP_LPM_EDGE_BOTH,
	GPIO117_KP_MKIN_2 | MFP_LPM_EDGE_BOTH,
	GPIO118_KP_MKIN_3 | MFP_LPM_EDGE_BOTH,
	GPIO119_KP_MKIN_4 | MFP_LPM_EDGE_BOTH,
	GPIO120_KP_MKIN_5 | MFP_LPM_EDGE_BOTH,
	GPIO2_2_KP_MKIN_6 | MFP_LPM_EDGE_BOTH,
	GPIO3_2_KP_MKIN_7 | MFP_LPM_EDGE_BOTH,
	GPIO121_KP_MKOUT_0,
	GPIO122_KP_MKOUT_1,
	GPIO123_KP_MKOUT_2,
	GPIO124_KP_MKOUT_3,
	GPIO125_KP_MKOUT_4,
	GPIO4_2_KP_MKOUT_5,

	/* MMC1 */
	GPIO3_MMC1_DAT0,
	GPIO4_MMC1_DAT1 | MFP_LPM_EDGE_BOTH,
	GPIO5_MMC1_DAT2,
	GPIO6_MMC1_DAT3,
	GPIO7_MMC1_CLK,
	GPIO8_MMC1_CMD,	/* CMD0 for slot 0 */

	/* MMC2 */
	GPIO9_MMC2_DAT0,
	GPIO10_MMC2_DAT1 | MFP_LPM_EDGE_BOTH,
	GPIO11_MMC2_DAT2,
	GPIO12_MMC2_DAT3,
	GPIO13_MMC2_CLK,
	GPIO14_MMC2_CMD,

	/* FFUART */
	GPIO30_UART1_RXD | MFP_LPM_EDGE_FALL,
	GPIO31_UART1_TXD,
	GPIO32_UART1_CTS,
	GPIO37_UART1_RTS,
	GPIO33_UART1_DCD,
	GPIO34_UART1_DSR | MFP_LPM_EDGE_FALL,
	GPIO35_UART1_RI,
	GPIO36_UART1_DTR,

	/* GPIOs */
	GPIO82_GPIO | MFP_PULL_HIGH,	/* MMC CD */
	GPIO85_GPIO,			/* MMC WP */
	GPIO99_GPIO,			/* Ethernet IRQ */

	/* RTC GPIOs */
	GPIO95_GPIO,			/* RTC CS */
	GPIO96_GPIO,			/* RTC WR */
	GPIO97_GPIO,			/* RTC RD */
	GPIO98_GPIO,			/* RTC IO */

	/* Standard I2C */
	GPIO21_I2C_SCL,
	GPIO22_I2C_SDA,

	/* PWM Backlight */
	GPIO19_PWM2_OUT,
};

static mfp_cfg_t cm_x3xx_rev_lt130_mfp_cfg[] __initdata = {
	/* GPIOs */
	GPIO79_GPIO,			/* LED */
	GPIO77_GPIO,			/* WiFi reset */
	GPIO78_GPIO,			/* BT reset */
};

static mfp_cfg_t cm_x3xx_rev_ge130_mfp_cfg[] __initdata = {
	/* GPIOs */
	GPIO76_GPIO,			/* LED */
	GPIO71_GPIO,			/* WiFi reset */
	GPIO70_GPIO,			/* BT reset */
};

static mfp_cfg_t cm_x310_mfp_cfg[] __initdata = {
	/* USB PORT 2 */
	ULPI_STP,
	ULPI_NXT,
	ULPI_DIR,
	GPIO30_ULPI_DATA_OUT_0,
	GPIO31_ULPI_DATA_OUT_1,
	GPIO32_ULPI_DATA_OUT_2,
	GPIO33_ULPI_DATA_OUT_3,
	GPIO34_ULPI_DATA_OUT_4,
	GPIO35_ULPI_DATA_OUT_5,
	GPIO36_ULPI_DATA_OUT_6,
	GPIO37_ULPI_DATA_OUT_7,
	GPIO38_ULPI_CLK,
	/* external PHY reset pin */
	GPIO127_GPIO,

	/* USB PORT 3 */
	GPIO77_USB_P3_1,
	GPIO78_USB_P3_2,
	GPIO79_USB_P3_3,
	GPIO80_USB_P3_4,
	GPIO81_USB_P3_5,
	GPIO82_USB_P3_6,
	GPIO0_2_USBH_PEN,
};

#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
static struct resource dm9000_resources[] = {
	[0] = {
		.start	= CM_X300_ETH_PHYS,
		.end	= CM_X300_ETH_PHYS + 0x3,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= CM_X300_ETH_PHYS + 0x4,
		.end	= CM_X300_ETH_PHYS + 0x4 + 500,
		.flags	= IORESOURCE_MEM,
	},
	[2] = {
		.start	= IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
		.end	= IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
	}
};

static struct dm9000_plat_data cm_x300_dm9000_platdata = {
	.flags		= DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM,
};

static struct platform_device dm9000_device = {
	.name		= "dm9000",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(dm9000_resources),
	.resource	= dm9000_resources,
	.dev		= {
		.platform_data = &cm_x300_dm9000_platdata,
	}

};

static void __init cm_x300_init_dm9000(void)
{
	platform_device_register(&dm9000_device);
}
#else
static inline void cm_x300_init_dm9000(void) {}
#endif

/* LCD */
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct pxafb_mode_info cm_x300_lcd_modes[] = {
	[0] = {
		.pixclock	= 38250,
		.bpp		= 16,
		.xres		= 480,
		.yres		= 640,
		.hsync_len	= 8,
		.vsync_len	= 2,
		.left_margin	= 8,
		.upper_margin	= 2,
		.right_margin	= 24,
		.lower_margin	= 4,
		.cmap_greyscale	= 0,
	},
	[1] = {
		.pixclock	= 153800,
		.bpp		= 16,
		.xres		= 240,
		.yres		= 320,
		.hsync_len	= 8,
		.vsync_len	= 2,
		.left_margin	= 8,
		.upper_margin	= 2,
		.right_margin	= 88,
		.lower_margin	= 2,
		.cmap_greyscale	= 0,
	},
};

static struct pxafb_mach_info cm_x300_lcd = {
	.modes			= cm_x300_lcd_modes,
	.num_modes		= ARRAY_SIZE(cm_x300_lcd_modes),
	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};

static void __init cm_x300_init_lcd(void)
{
	set_pxa_fb_info(&cm_x300_lcd);
}
#else
static inline void cm_x300_init_lcd(void) {}
#endif

#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
static struct platform_pwm_backlight_data cm_x300_backlight_data = {
	.pwm_id		= 2,
	.max_brightness	= 100,
	.dft_brightness	= 100,
	.pwm_period_ns	= 10000,
};

static struct platform_device cm_x300_backlight_device = {
	.name		= "pwm-backlight",
	.dev		= {
		.parent = &pxa27x_device_pwm0.dev,
		.platform_data	= &cm_x300_backlight_data,
	},
};

static void cm_x300_init_bl(void)
{
	platform_device_register(&cm_x300_backlight_device);
}
#else
static inline void cm_x300_init_bl(void) {}
#endif

#if defined(CONFIG_SPI_GPIO) || defined(CONFIG_SPI_GPIO_MODULE)
#define GPIO_LCD_BASE	(144)
#define GPIO_LCD_DIN	(GPIO_LCD_BASE + 8)	/* aux_gpio3_0 */
#define GPIO_LCD_DOUT	(GPIO_LCD_BASE + 9)	/* aux_gpio3_1 */
#define GPIO_LCD_SCL	(GPIO_LCD_BASE + 10)	/* aux_gpio3_2 */
#define GPIO_LCD_CS	(GPIO_LCD_BASE + 11)	/* aux_gpio3_3 */
#define LCD_SPI_BUS_NUM	(1)

static struct spi_gpio_platform_data cm_x300_spi_gpio_pdata = {
	.sck		= GPIO_LCD_SCL,
	.mosi		= GPIO_LCD_DIN,
	.miso		= GPIO_LCD_DOUT,
	.num_chipselect	= 1,
};

static struct platform_device cm_x300_spi_gpio = {
	.name		= "spi_gpio",
	.id		= LCD_SPI_BUS_NUM,
	.dev		= {
		.platform_data	= &cm_x300_spi_gpio_pdata,
	},
};

static struct tdo24m_platform_data cm_x300_tdo24m_pdata = {
	.model = TDO35S,
};

static struct spi_board_info cm_x300_spi_devices[] __initdata = {
	{
		.modalias		= "tdo24m",
		.max_speed_hz		= 1000000,
		.bus_num		= LCD_SPI_BUS_NUM,
		.chip_select		= 0,
		.controller_data	= (void *) GPIO_LCD_CS,
		.platform_data		= &cm_x300_tdo24m_pdata,
	},
};

static void __init cm_x300_init_spi(void)
{
	spi_register_board_info(cm_x300_spi_devices,
				ARRAY_SIZE(cm_x300_spi_devices));
	platform_device_register(&cm_x300_spi_gpio);
}
#else
static inline void cm_x300_init_spi(void) {}
#endif

#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
static void __init cm_x300_init_ac97(void)
{
	pxa_set_ac97_info(NULL);
}
#else
static inline void cm_x300_init_ac97(void) {}
#endif

#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
static struct mtd_partition cm_x300_nand_partitions[] = {
	[0] = {
		.name        = "OBM",
		.offset      = 0,
		.size        = SZ_256K,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[1] = {
		.name        = "U-Boot",
		.offset      = MTDPART_OFS_APPEND,
		.size        = SZ_256K,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[2] = {
		.name        = "Environment",
		.offset      = MTDPART_OFS_APPEND,
		.size        = SZ_256K,
	},
	[3] = {
		.name        = "reserved",
		.offset      = MTDPART_OFS_APPEND,
		.size        = SZ_256K + SZ_1M,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[4] = {
		.name        = "kernel",
		.offset      = MTDPART_OFS_APPEND,
		.size        = SZ_4M,
	},
	[5] = {
		.name        = "fs",
		.offset      = MTDPART_OFS_APPEND,
		.size        = MTDPART_SIZ_FULL,
	},
};

static struct pxa3xx_nand_platform_data cm_x300_nand_info = {
	.enable_arbiter	= 1,
	.keep_config	= 1,
	.parts		= cm_x300_nand_partitions,
	.nr_parts	= ARRAY_SIZE(cm_x300_nand_partitions),
};

static void __init cm_x300_init_nand(void)
{
	pxa3xx_set_nand_info(&cm_x300_nand_info);
}
#else
static inline void cm_x300_init_nand(void) {}
#endif

#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
static struct pxamci_platform_data cm_x300_mci_platform_data = {
	.detect_delay_ms	= 200,
	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
	.gpio_card_detect	= GPIO82_MMC_IRQ,
	.gpio_card_ro		= GPIO85_MMC_WP,
	.gpio_power		= -1,
};

/* The second MMC slot of CM-X300 is hardwired to Libertas card and has
   no detection/ro pins */
static int cm_x300_mci2_init(struct device *dev,
			     irq_handler_t cm_x300_detect_int,
	void *data)
{
	return 0;
}

static void cm_x300_mci2_exit(struct device *dev, void *data)
{
}

static struct pxamci_platform_data cm_x300_mci2_platform_data = {
	.detect_delay_ms	= 200,
	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
	.init 			= cm_x300_mci2_init,
	.exit			= cm_x300_mci2_exit,
	.gpio_card_detect	= -1,
	.gpio_card_ro		= -1,
	.gpio_power		= -1,
};

static void __init cm_x300_init_mmc(void)
{
	pxa_set_mci_info(&cm_x300_mci_platform_data);
	pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data);
}
#else
static inline void cm_x300_init_mmc(void) {}
#endif

#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static int cm_x300_ohci_init(struct device *dev)
{
	if (cpu_is_pxa300())
		UP2OCR = UP2OCR_HXS
			| UP2OCR_HXOE | UP2OCR_DMPDE | UP2OCR_DPPDE;

	return 0;
}

static struct pxaohci_platform_data cm_x300_ohci_platform_data = {
	.port_mode	= PMM_PERPORT_MODE,
	.flags		= ENABLE_PORT_ALL | POWER_CONTROL_LOW,
	.init		= cm_x300_ohci_init,
};

static void __init cm_x300_init_ohci(void)
{
	pxa_set_ohci_info(&cm_x300_ohci_platform_data);
}
#else
static inline void cm_x300_init_ohci(void) {}
#endif

#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
static struct gpio_led cm_x300_leds[] = {
	[0] = {
		.name = "cm-x300:green",
		.default_trigger = "heartbeat",
		.active_low = 1,
	},
};

static struct gpio_led_platform_data cm_x300_gpio_led_pdata = {
	.num_leds = ARRAY_SIZE(cm_x300_leds),
	.leds = cm_x300_leds,
};

static struct platform_device cm_x300_led_device = {
	.name		= "leds-gpio",
	.id		= -1,
	.dev		= {
		.platform_data = &cm_x300_gpio_led_pdata,
	},
};

static void __init cm_x300_init_leds(void)
{
	if (system_rev < 130)
		cm_x300_leds[0].gpio = 79;
	else
		cm_x300_leds[0].gpio = 76;

	platform_device_register(&cm_x300_led_device);
}
#else
static inline void cm_x300_init_leds(void) {}
#endif

#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
/* PCA9555 */
static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = {
	.gpio_base = 128,
};

static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = {
	.gpio_base = 144,
};

static struct i2c_board_info cm_x300_gpio_ext_info[] = {
	[0] = {
		I2C_BOARD_INFO("pca9555", 0x24),
		.platform_data = &cm_x300_gpio_ext_pdata_0,
	},
	[1] = {
		I2C_BOARD_INFO("pca9555", 0x25),
		.platform_data = &cm_x300_gpio_ext_pdata_1,
	},
};

static void __init cm_x300_init_i2c(void)
{
	pxa_set_i2c_info(NULL);
	i2c_register_board_info(0, cm_x300_gpio_ext_info,
				ARRAY_SIZE(cm_x300_gpio_ext_info));
}
#else
static inline void cm_x300_init_i2c(void) {}
#endif

#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
struct v3020_platform_data cm_x300_v3020_pdata = {
	.use_gpio	= 1,
	.gpio_cs	= GPIO95_RTC_CS,
	.gpio_wr	= GPIO96_RTC_WR,
	.gpio_rd	= GPIO97_RTC_RD,
	.gpio_io	= GPIO98_RTC_IO,
};

static struct platform_device cm_x300_rtc_device = {
	.name		= "v3020",
	.id		= -1,
	.dev		= {
		.platform_data = &cm_x300_v3020_pdata,
	}
};

static void __init cm_x300_init_rtc(void)
{
	platform_device_register(&cm_x300_rtc_device);
}
#else
static inline void cm_x300_init_rtc(void) {}
#endif

/* Battery */
struct power_supply_info cm_x300_psy_info = {
	.name = "battery",
	.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
	.voltage_max_design = 4200000,
	.voltage_min_design = 3000000,
	.use_for_apm = 1,
};

static void cm_x300_battery_low(void)
{
#if defined(CONFIG_APM_EMULATION)
	apm_queue_event(APM_LOW_BATTERY);
#endif
}

static void cm_x300_battery_critical(void)
{
#if defined(CONFIG_APM_EMULATION)
	apm_queue_event(APM_CRITICAL_SUSPEND);
#endif
}

struct da9030_battery_info cm_x300_battery_info = {
	.battery_info = &cm_x300_psy_info,

	.charge_milliamp = 1000,
	.charge_millivolt = 4200,

	.vbat_low = 3600,
	.vbat_crit = 3400,
	.vbat_charge_start = 4100,
	.vbat_charge_stop = 4200,
	.vbat_charge_restart = 4000,

	.vcharge_min = 3200,
	.vcharge_max = 5500,

	.tbat_low = 197,
	.tbat_high = 78,
	.tbat_restart = 100,

	.batmon_interval = 0,

	.battery_low = cm_x300_battery_low,
	.battery_critical = cm_x300_battery_critical,
};

static struct regulator_consumer_supply buck2_consumers[] = {
	{
		.dev = NULL,
		.supply = "vcc_core",
	},
};

static struct regulator_init_data buck2_data = {
	.constraints = {
		.min_uV = 1375000,
		.max_uV = 1375000,
		.state_mem = {
			.enabled = 0,
		},
		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
		.apply_uV = 1,
	},
	.num_consumer_supplies = ARRAY_SIZE(buck2_consumers),
	.consumer_supplies = buck2_consumers,
};

/* DA9030 */
struct da903x_subdev_info cm_x300_da9030_subdevs[] = {
	{
		.name = "da903x-battery",
		.id = DA9030_ID_BAT,
		.platform_data = &cm_x300_battery_info,
	},
	{
		.name = "da903x-regulator",
		.id = DA9030_ID_BUCK2,
		.platform_data = &buck2_data,
	},
};

static struct da903x_platform_data cm_x300_da9030_info = {
	.num_subdevs = ARRAY_SIZE(cm_x300_da9030_subdevs),
	.subdevs = cm_x300_da9030_subdevs,
};

static struct i2c_board_info cm_x300_pmic_info = {
	I2C_BOARD_INFO("da9030", 0x49),
	.irq = IRQ_WAKEUP0,
	.platform_data = &cm_x300_da9030_info,
};

static struct i2c_pxa_platform_data cm_x300_pwr_i2c_info = {
	.use_pio = 1,
};

static void __init cm_x300_init_da9030(void)
{
	pxa3xx_set_i2c_power_info(&cm_x300_pwr_i2c_info);
	i2c_register_board_info(1, &cm_x300_pmic_info, 1);
}

static void __init cm_x300_init_wi2wi(void)
{
	int bt_reset, wlan_en;
	int err;

	if (system_rev < 130) {
		wlan_en = 77;
		bt_reset = 78;
	} else {
		wlan_en = 71;
		bt_reset = 70;
	}

	/* Libertas and CSR reset */
	err = gpio_request(wlan_en, "wlan en");
	if (err) {
		pr_err("CM-X300: failed to request wlan en gpio: %d\n", err);
	} else {
		gpio_direction_output(wlan_en, 1);
		gpio_free(wlan_en);
	}

	err = gpio_request(bt_reset, "bt reset");
	if (err) {
		pr_err("CM-X300: failed to request bt reset gpio: %d\n", err);
	} else {
		gpio_direction_output(bt_reset, 1);
		udelay(10);
		gpio_set_value(bt_reset, 0);
		udelay(10);
		gpio_set_value(bt_reset, 1);
		gpio_free(bt_reset);
	}
}

/* MFP */
static void __init cm_x300_init_mfp(void)
{
	/* board-processor specific GPIO initialization */
	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_mfp_cfg));

	if (system_rev < 130)
		pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_lt130_mfp_cfg));
	else
		pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_ge130_mfp_cfg));

	if (cpu_is_pxa310())
		pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x310_mfp_cfg));
}

static void __init cm_x300_init(void)
{
	cm_x300_init_mfp();

	pxa_set_ffuart_info(NULL);
	pxa_set_btuart_info(NULL);
	pxa_set_stuart_info(NULL);

	cm_x300_init_da9030();
	cm_x300_init_dm9000();
	cm_x300_init_lcd();
	cm_x300_init_ohci();
	cm_x300_init_mmc();
	cm_x300_init_nand();
	cm_x300_init_leds();
	cm_x300_init_i2c();
	cm_x300_init_spi();
	cm_x300_init_rtc();
	cm_x300_init_ac97();
	cm_x300_init_wi2wi();
	cm_x300_init_bl();
}

static void __init cm_x300_fixup(struct machine_desc *mdesc, struct tag *tags,
				 char **cmdline, struct meminfo *mi)
{
	/* Make sure that mi->bank[0].start = PHYS_ADDR */
	for (; tags->hdr.size; tags = tag_next(tags))
		if (tags->hdr.tag == ATAG_MEM &&
			tags->u.mem.start == 0x80000000) {
			tags->u.mem.start = 0xa0000000;
			break;
		}
}

MACHINE_START(CM_X300, "CM-X300 module")
	.phys_io	= 0x40000000,
	.boot_params	= 0xa0000100,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.map_io		= pxa_map_io,
	.init_irq	= pxa3xx_init_irq,
	.timer		= &pxa_timer,
	.init_machine	= cm_x300_init,
	.fixup		= cm_x300_fixup,
MACHINE_END
Commit	Line	Data
cf75d8d2 MR	1	/*
	2	* linux/arch/arm/mach-pxa/cm-x300.c
	3	*
	4	* Support for the CompuLab CM-X300 modules
	5	*
14fd9e00	6	* Copyright (C) 2008,2009 CompuLab Ltd.
cf75d8d2 MR	7	*
cf75d8d2 MR	8	* Mike Rapoport <mike@compulab.co.il>
14fd9e00	9	* Igor Grinberg <grinberg@compulab.co.il>
cf75d8d2 MR	10	*
	11	* This program is free software; you can redistribute it and/or modify
	12	* it under the terms of the GNU General Public License version 2 as
	13	* published by the Free Software Foundation.
	14	*/
	15
	16	#include <linux/module.h>
	17	#include <linux/kernel.h>
	18	#include <linux/interrupt.h>
	19	#include <linux/init.h>
b3d01da6	20	#include <linux/delay.h>
cf75d8d2 MR	21	#include <linux/platform_device.h>
	22
	23	#include <linux/gpio.h>
	24	#include <linux/dm9000.h>
	25	#include <linux/leds.h>
1858ced3	26	#include <linux/rtc-v3020.h>
db205463	27	#include <linux/pwm_backlight.h>
cf75d8d2 MR	28
	29	#include <linux/i2c.h>
	30	#include <linux/i2c/pca953x.h>
	31
9c017ca1	32	#include <linux/mfd/da903x.h>
d176d64b	33	#include <linux/regulator/machine.h>
03ba7e07 IG	34	#include <linux/power_supply.h>
03ba7e07 IG	35	#include <linux/apm-emulation.h>
9c017ca1	36
83e560ee IG	37	#include <linux/spi/spi.h>
	38	#include <linux/spi/spi_gpio.h>
	39	#include <linux/spi/tdo24m.h>
	40
cf75d8d2 MR	41	#include <asm/mach-types.h>
cf75d8d2 MR	42	#include <asm/mach/arch.h>
b5a5c474	43	#include <asm/setup.h>
cf75d8d2	44
51c62982	45	#include <mach/pxa300.h>
edaa64c9	46	#include <mach/pxa27x-udc.h>
cf75d8d2 MR	47	#include <mach/pxafb.h>
	48	#include <mach/mmc.h>
	49	#include <mach/ohci.h>
f0a83701	50	#include <plat/i2c.h>
82b95ecb	51	#include <plat/pxa3xx_nand.h>
74e74def	52	#include <mach/audio.h>
cf75d8d2 MR	53
	54	#include <asm/mach/map.h>
	55
	56	#include "generic.h"
db205463	57	#include "devices.h"
cf75d8d2 MR	58
	59	#define CM_X300_ETH_PHYS 0x08000010
	60
0bff2fc3 MR	61	#define GPIO82_MMC_IRQ (82)
0bff2fc3 MR	62	#define GPIO85_MMC_WP (85)
cf75d8d2	63
0bff2fc3	64	#define CM_X300_MMC_IRQ IRQ_GPIO(GPIO82_MMC_IRQ)
cf75d8d2	65
1858ced3 MR	66	#define GPIO95_RTC_CS (95)
	67	#define GPIO96_RTC_WR (96)
	68	#define GPIO97_RTC_RD (97)
	69	#define GPIO98_RTC_IO (98)
	70
def8252d	71	static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = {
cf75d8d2 MR	72	/* LCD */
	73	GPIO54_LCD_LDD_0,
	74	GPIO55_LCD_LDD_1,
	75	GPIO56_LCD_LDD_2,
	76	GPIO57_LCD_LDD_3,
	77	GPIO58_LCD_LDD_4,
	78	GPIO59_LCD_LDD_5,
	79	GPIO60_LCD_LDD_6,
	80	GPIO61_LCD_LDD_7,
	81	GPIO62_LCD_LDD_8,
	82	GPIO63_LCD_LDD_9,
	83	GPIO64_LCD_LDD_10,
	84	GPIO65_LCD_LDD_11,
	85	GPIO66_LCD_LDD_12,
	86	GPIO67_LCD_LDD_13,
	87	GPIO68_LCD_LDD_14,
	88	GPIO69_LCD_LDD_15,
	89	GPIO72_LCD_FCLK,
	90	GPIO73_LCD_LCLK,
	91	GPIO74_LCD_PCLK,
	92	GPIO75_LCD_BIAS,
	93
	94	/* BTUART */
	95	GPIO111_UART2_RTS,
	96	GPIO112_UART2_RXD \| MFP_LPM_EDGE_FALL,
	97	GPIO113_UART2_TXD,
	98	GPIO114_UART2_CTS \| MFP_LPM_EDGE_BOTH,
	99
	100	/* STUART */
	101	GPIO109_UART3_TXD,
	102	GPIO110_UART3_RXD \| MFP_LPM_EDGE_FALL,
	103
	104	/* AC97 */
	105	GPIO23_AC97_nACRESET,
	106	GPIO24_AC97_SYSCLK,
	107	GPIO29_AC97_BITCLK,
	108	GPIO25_AC97_SDATA_IN_0,
	109	GPIO27_AC97_SDATA_OUT,
	110	GPIO28_AC97_SYNC,
	111
	112	/* Keypad */
	113	GPIO115_KP_MKIN_0 \| MFP_LPM_EDGE_BOTH,
	114	GPIO116_KP_MKIN_1 \| MFP_LPM_EDGE_BOTH,
	115	GPIO117_KP_MKIN_2 \| MFP_LPM_EDGE_BOTH,
	116	GPIO118_KP_MKIN_3 \| MFP_LPM_EDGE_BOTH,
	117	GPIO119_KP_MKIN_4 \| MFP_LPM_EDGE_BOTH,
	118	GPIO120_KP_MKIN_5 \| MFP_LPM_EDGE_BOTH,
	119	GPIO2_2_KP_MKIN_6 \| MFP_LPM_EDGE_BOTH,
	120	GPIO3_2_KP_MKIN_7 \| MFP_LPM_EDGE_BOTH,
	121	GPIO121_KP_MKOUT_0,
	122	GPIO122_KP_MKOUT_1,
	123	GPIO123_KP_MKOUT_2,
	124	GPIO124_KP_MKOUT_3,
	125	GPIO125_KP_MKOUT_4,
	126	GPIO4_2_KP_MKOUT_5,
	127
	128	/* MMC1 */
	129	GPIO3_MMC1_DAT0,
	130	GPIO4_MMC1_DAT1 \| MFP_LPM_EDGE_BOTH,
	131	GPIO5_MMC1_DAT2,
	132	GPIO6_MMC1_DAT3,
	133	GPIO7_MMC1_CLK,
	134	GPIO8_MMC1_CMD, /* CMD0 for slot 0 */
	135
136	/* MMC2 */
137	GPIO9_MMC2_DAT0,
138	GPIO10_MMC2_DAT1 \| MFP_LPM_EDGE_BOTH,
139	GPIO11_MMC2_DAT2,
140	GPIO12_MMC2_DAT3,
141	GPIO13_MMC2_CLK,
142	GPIO14_MMC2_CMD,
143
144	/* FFUART */
145	GPIO30_UART1_RXD \| MFP_LPM_EDGE_FALL,
146	GPIO31_UART1_TXD,
147	GPIO32_UART1_CTS,
148	GPIO37_UART1_RTS,
149	GPIO33_UART1_DCD,
150	GPIO34_UART1_DSR \| MFP_LPM_EDGE_FALL,
151	GPIO35_UART1_RI,
152	GPIO36_UART1_DTR,
153
154	/* GPIOs */
cf75d8d2 MR	155	GPIO82_GPIO \| MFP_PULL_HIGH, /* MMC CD */
	156	GPIO85_GPIO, /* MMC WP */
	157	GPIO99_GPIO, /* Ethernet IRQ */
6f584cfa	158
1858ced3 MR	159	/* RTC GPIOs */
	160	GPIO95_GPIO, /* RTC CS */
	161	GPIO96_GPIO, /* RTC WR */
	162	GPIO97_GPIO, /* RTC RD */
	163	GPIO98_GPIO, /* RTC IO */
	164
6f584cfa EM	165	/* Standard I2C */
	166	GPIO21_I2C_SCL,
	167	GPIO22_I2C_SDA,
db205463 IG	168
	169	/* PWM Backlight */
	170	GPIO19_PWM2_OUT,
cf75d8d2 MR	171	};
cf75d8d2 MR	172
def8252d	173	static mfp_cfg_t cm_x3xx_rev_lt130_mfp_cfg[] __initdata = {
55052ea2 IG	174	/* GPIOs */
	175	GPIO79_GPIO, /* LED */
	176	GPIO77_GPIO, /* WiFi reset */
	177	GPIO78_GPIO, /* BT reset */
	178	};
	179
def8252d	180	static mfp_cfg_t cm_x3xx_rev_ge130_mfp_cfg[] __initdata = {
55052ea2 IG	181	/* GPIOs */
	182	GPIO76_GPIO, /* LED */
	183	GPIO71_GPIO, /* WiFi reset */
	184	GPIO70_GPIO, /* BT reset */
	185	};
	186
def8252d IG	187	static mfp_cfg_t cm_x310_mfp_cfg[] __initdata = {
	188	/* USB PORT 2 */
	189	ULPI_STP,
	190	ULPI_NXT,
	191	ULPI_DIR,
	192	GPIO30_ULPI_DATA_OUT_0,
	193	GPIO31_ULPI_DATA_OUT_1,
	194	GPIO32_ULPI_DATA_OUT_2,
	195	GPIO33_ULPI_DATA_OUT_3,
	196	GPIO34_ULPI_DATA_OUT_4,
	197	GPIO35_ULPI_DATA_OUT_5,
	198	GPIO36_ULPI_DATA_OUT_6,
	199	GPIO37_ULPI_DATA_OUT_7,
	200	GPIO38_ULPI_CLK,
	201	/* external PHY reset pin */
	202	GPIO127_GPIO,
	203
	204	/* USB PORT 3 */
	205	GPIO77_USB_P3_1,
	206	GPIO78_USB_P3_2,
	207	GPIO79_USB_P3_3,
	208	GPIO80_USB_P3_4,
	209	GPIO81_USB_P3_5,
	210	GPIO82_USB_P3_6,
	211	GPIO0_2_USBH_PEN,
	212	};
	213
cf75d8d2 MR	214	#if defined(CONFIG_DM9000) \|\| defined(CONFIG_DM9000_MODULE)
	215	static struct resource dm9000_resources[] = {
	216	[0] = {
	217	.start = CM_X300_ETH_PHYS,
	218	.end = CM_X300_ETH_PHYS + 0x3,
	219	.flags = IORESOURCE_MEM,
	220	},
	221	[1] = {
	222	.start = CM_X300_ETH_PHYS + 0x4,
	223	.end = CM_X300_ETH_PHYS + 0x4 + 500,
	224	.flags = IORESOURCE_MEM,
	225	},
	226	[2] = {
	227	.start = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
	228	.end = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
	229	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
	230	}
	231	};
	232
	233	static struct dm9000_plat_data cm_x300_dm9000_platdata = {
bff22c9b	234	.flags = DM9000_PLATF_16BITONLY \| DM9000_PLATF_NO_EEPROM,
cf75d8d2 MR	235	};
	236
	237	static struct platform_device dm9000_device = {
	238	.name = "dm9000",
	239	.id = 0,
	240	.num_resources = ARRAY_SIZE(dm9000_resources),
	241	.resource = dm9000_resources,
	242	.dev = {
	243	.platform_data = &cm_x300_dm9000_platdata,
	244	}
	245
	246	};
	247
	248	static void __init cm_x300_init_dm9000(void)
	249	{
	250	platform_device_register(&dm9000_device);
	251	}
	252	#else
	253	static inline void cm_x300_init_dm9000(void) {}
	254	#endif
	255
83e560ee	256	/* LCD */
cf75d8d2 MR	257	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
	258	static struct pxafb_mode_info cm_x300_lcd_modes[] = {
	259	[0] = {
83e560ee	260	.pixclock = 38250,
cf75d8d2 MR	261	.bpp = 16,
	262	.xres = 480,
	263	.yres = 640,
	264	.hsync_len = 8,
	265	.vsync_len = 2,
	266	.left_margin = 8,
83e560ee	267	.upper_margin = 2,
cf75d8d2 MR	268	.right_margin = 24,
	269	.lower_margin = 4,
	270	.cmap_greyscale = 0,
	271	},
	272	[1] = {
	273	.pixclock = 153800,
	274	.bpp = 16,
	275	.xres = 240,
	276	.yres = 320,
	277	.hsync_len = 8,
	278	.vsync_len = 2,
	279	.left_margin = 8,
	280	.upper_margin = 2,
	281	.right_margin = 88,
	282	.lower_margin = 2,
	283	.cmap_greyscale = 0,
	284	},
	285	};
	286
	287	static struct pxafb_mach_info cm_x300_lcd = {
	288	.modes = cm_x300_lcd_modes,
83e560ee	289	.num_modes = ARRAY_SIZE(cm_x300_lcd_modes),
cf75d8d2 MR	290	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_PCLK_EDGE_FALL,
	291	};
	292
	293	static void __init cm_x300_init_lcd(void)
	294	{
	295	set_pxa_fb_info(&cm_x300_lcd);
	296	}
	297	#else
	298	static inline void cm_x300_init_lcd(void) {}
	299	#endif
	300
db205463 IG	301	#if defined(CONFIG_BACKLIGHT_PWM) \|\| defined(CONFIG_BACKLIGHT_PWM_MODULE)
	302	static struct platform_pwm_backlight_data cm_x300_backlight_data = {
	303	.pwm_id = 2,
	304	.max_brightness = 100,
	305	.dft_brightness = 100,
	306	.pwm_period_ns = 10000,
	307	};
	308
	309	static struct platform_device cm_x300_backlight_device = {
	310	.name = "pwm-backlight",
	311	.dev = {
	312	.parent = &pxa27x_device_pwm0.dev,
	313	.platform_data = &cm_x300_backlight_data,
	314	},
	315	};
	316
	317	static void cm_x300_init_bl(void)
	318	{
	319	platform_device_register(&cm_x300_backlight_device);
	320	}
	321	#else
	322	static inline void cm_x300_init_bl(void) {}
	323	#endif
	324
83e560ee IG	325	#if defined(CONFIG_SPI_GPIO) \|\| defined(CONFIG_SPI_GPIO_MODULE)
	326	#define GPIO_LCD_BASE (144)
	327	#define GPIO_LCD_DIN (GPIO_LCD_BASE + 8) /* aux_gpio3_0 */
	328	#define GPIO_LCD_DOUT (GPIO_LCD_BASE + 9) /* aux_gpio3_1 */
	329	#define GPIO_LCD_SCL (GPIO_LCD_BASE + 10) /* aux_gpio3_2 */
	330	#define GPIO_LCD_CS (GPIO_LCD_BASE + 11) /* aux_gpio3_3 */
	331	#define LCD_SPI_BUS_NUM (1)
	332
	333	static struct spi_gpio_platform_data cm_x300_spi_gpio_pdata = {
	334	.sck = GPIO_LCD_SCL,
	335	.mosi = GPIO_LCD_DIN,
	336	.miso = GPIO_LCD_DOUT,
	337	.num_chipselect = 1,
	338	};
	339
	340	static struct platform_device cm_x300_spi_gpio = {
	341	.name = "spi_gpio",
	342	.id = LCD_SPI_BUS_NUM,
	343	.dev = {
	344	.platform_data = &cm_x300_spi_gpio_pdata,
	345	},
	346	};
	347
	348	static struct tdo24m_platform_data cm_x300_tdo24m_pdata = {
	349	.model = TDO35S,
	350	};
	351
	352	static struct spi_board_info cm_x300_spi_devices[] __initdata = {
	353	{
	354	.modalias = "tdo24m",
	355	.max_speed_hz = 1000000,
	356	.bus_num = LCD_SPI_BUS_NUM,
	357	.chip_select = 0,
	358	.controller_data = (void *) GPIO_LCD_CS,
	359	.platform_data = &cm_x300_tdo24m_pdata,
	360	},
	361	};
	362
	363	static void __init cm_x300_init_spi(void)
	364	{
	365	spi_register_board_info(cm_x300_spi_devices,
	366	ARRAY_SIZE(cm_x300_spi_devices));
	367	platform_device_register(&cm_x300_spi_gpio);
	368	}
	369	#else
	370	static inline void cm_x300_init_spi(void) {}
	371	#endif
	372
74e74def IG	373	#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
	374	static void __init cm_x300_init_ac97(void)
	375	{
	376	pxa_set_ac97_info(NULL);
	377	}
	378	#else
	379	static inline void cm_x300_init_ac97(void) {}
	380	#endif
	381
cf75d8d2 MR	382	#if defined(CONFIG_MTD_NAND_PXA3xx) \|\| defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
	383	static struct mtd_partition cm_x300_nand_partitions[] = {
	384	[0] = {
	385	.name = "OBM",
	386	.offset = 0,
	387	.size = SZ_256K,
	388	.mask_flags = MTD_WRITEABLE, /* force read-only */
	389	},
	390	[1] = {
	391	.name = "U-Boot",
	392	.offset = MTDPART_OFS_APPEND,
	393	.size = SZ_256K,
	394	.mask_flags = MTD_WRITEABLE, /* force read-only */
	395	},
	396	[2] = {
	397	.name = "Environment",
	398	.offset = MTDPART_OFS_APPEND,
	399	.size = SZ_256K,
	400	},
	401	[3] = {
	402	.name = "reserved",
	403	.offset = MTDPART_OFS_APPEND,
	404	.size = SZ_256K + SZ_1M,
	405	.mask_flags = MTD_WRITEABLE, /* force read-only */
	406	},
	407	[4] = {
	408	.name = "kernel",
	409	.offset = MTDPART_OFS_APPEND,
	410	.size = SZ_4M,
	411	},
	412	[5] = {
	413	.name = "fs",
	414	.offset = MTDPART_OFS_APPEND,
	415	.size = MTDPART_SIZ_FULL,
	416	},
	417	};
	418
	419	static struct pxa3xx_nand_platform_data cm_x300_nand_info = {
	420	.enable_arbiter = 1,
b3992b66	421	.keep_config = 1,
cf75d8d2 MR	422	.parts = cm_x300_nand_partitions,
	423	.nr_parts = ARRAY_SIZE(cm_x300_nand_partitions),
	424	};
	425
	426	static void __init cm_x300_init_nand(void)
	427	{
	428	pxa3xx_set_nand_info(&cm_x300_nand_info);
	429	}
	430	#else
	431	static inline void cm_x300_init_nand(void) {}
	432	#endif
	433
	434	#if defined(CONFIG_MMC) \|\| defined(CONFIG_MMC_MODULE)
0bff2fc3	435	static struct pxamci_platform_data cm_x300_mci_platform_data = {
f97cab28	436	.detect_delay_ms = 200,
0bff2fc3 MR	437	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	438	.gpio_card_detect = GPIO82_MMC_IRQ,
	439	.gpio_card_ro = GPIO85_MMC_WP,
	440	.gpio_power = -1,
	441	};
	442
	443	/* The second MMC slot of CM-X300 is hardwired to Libertas card and has
cf75d8d2	444	no detection/ro pins */
0bff2fc3 MR	445	static int cm_x300_mci2_init(struct device *dev,
	446	irq_handler_t cm_x300_detect_int,
	447	void *data)
cf75d8d2 MR	448	{
	449	return 0;
	450	}
	451
0bff2fc3	452	static void cm_x300_mci2_exit(struct device dev, void data)
cf75d8d2 MR	453	{
	454	}
	455
0bff2fc3	456	static struct pxamci_platform_data cm_x300_mci2_platform_data = {
f97cab28	457	.detect_delay_ms = 200,
7a648256	458	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
0bff2fc3 MR	459	.init = cm_x300_mci2_init,
0bff2fc3 MR	460	.exit = cm_x300_mci2_exit,
7a648256 RJ	461	.gpio_card_detect = -1,
	462	.gpio_card_ro = -1,
	463	.gpio_power = -1,
cf75d8d2 MR	464	};
cf75d8d2 MR	465
cf75d8d2 MR	466	static void __init cm_x300_init_mmc(void)
	467	{
	468	pxa_set_mci_info(&cm_x300_mci_platform_data);
	469	pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data);
	470	}
	471	#else
	472	static inline void cm_x300_init_mmc(void) {}
	473	#endif
	474
	475	#if defined(CONFIG_USB_OHCI_HCD) \|\| defined(CONFIG_USB_OHCI_HCD_MODULE)
edaa64c9 IG	476	static int cm_x300_ohci_init(struct device *dev)
	477	{
	478	if (cpu_is_pxa300())
	479	UP2OCR = UP2OCR_HXS
	480	\| UP2OCR_HXOE \| UP2OCR_DMPDE \| UP2OCR_DPPDE;
	481
	482	return 0;
	483	}
	484
cf75d8d2 MR	485	static struct pxaohci_platform_data cm_x300_ohci_platform_data = {
cf75d8d2 MR	486	.port_mode = PMM_PERPORT_MODE,
edaa64c9 IG	487	.flags = ENABLE_PORT_ALL \| POWER_CONTROL_LOW,
edaa64c9 IG	488	.init = cm_x300_ohci_init,
cf75d8d2	489	};
097b5334	490
cf75d8d2 MR	491	static void __init cm_x300_init_ohci(void)
	492	{
	493	pxa_set_ohci_info(&cm_x300_ohci_platform_data);
	494	}
	495	#else
	496	static inline void cm_x300_init_ohci(void) {}
	497	#endif
	498
	499	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	500	static struct gpio_led cm_x300_leds[] = {
	501	[0] = {
	502	.name = "cm-x300:green",
	503	.default_trigger = "heartbeat",
cf75d8d2 MR	504	.active_low = 1,
	505	},
	506	};
	507
	508	static struct gpio_led_platform_data cm_x300_gpio_led_pdata = {
	509	.num_leds = ARRAY_SIZE(cm_x300_leds),
	510	.leds = cm_x300_leds,
	511	};
	512
	513	static struct platform_device cm_x300_led_device = {
	514	.name = "leds-gpio",
	515	.id = -1,
	516	.dev = {
	517	.platform_data = &cm_x300_gpio_led_pdata,
	518	},
	519	};
	520
	521	static void __init cm_x300_init_leds(void)
	522	{
55052ea2 IG	523	if (system_rev < 130)
	524	cm_x300_leds[0].gpio = 79;
	525	else
	526	cm_x300_leds[0].gpio = 76;
	527
cf75d8d2 MR	528	platform_device_register(&cm_x300_led_device);
	529	}
	530	#else
	531	static inline void cm_x300_init_leds(void) {}
	532	#endif
	533
	534	#if defined(CONFIG_I2C) \|\| defined(CONFIG_I2C_MODULE)
	535	/* PCA9555 */
	536	static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = {
	537	.gpio_base = 128,
	538	};
	539
	540	static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = {
	541	.gpio_base = 144,
	542	};
	543
	544	static struct i2c_board_info cm_x300_gpio_ext_info[] = {
	545	[0] = {
	546	I2C_BOARD_INFO("pca9555", 0x24),
	547	.platform_data = &cm_x300_gpio_ext_pdata_0,
	548	},
	549	[1] = {
	550	I2C_BOARD_INFO("pca9555", 0x25),
	551	.platform_data = &cm_x300_gpio_ext_pdata_1,
	552	},
	553	};
	554
	555	static void __init cm_x300_init_i2c(void)
	556	{
	557	pxa_set_i2c_info(NULL);
	558	i2c_register_board_info(0, cm_x300_gpio_ext_info,
	559	ARRAY_SIZE(cm_x300_gpio_ext_info));
	560	}
	561	#else
	562	static inline void cm_x300_init_i2c(void) {}
	563	#endif
	564
1858ced3 MR	565	#if defined(CONFIG_RTC_DRV_V3020) \|\| defined(CONFIG_RTC_DRV_V3020_MODULE)
	566	struct v3020_platform_data cm_x300_v3020_pdata = {
	567	.use_gpio = 1,
	568	.gpio_cs = GPIO95_RTC_CS,
	569	.gpio_wr = GPIO96_RTC_WR,
	570	.gpio_rd = GPIO97_RTC_RD,
	571	.gpio_io = GPIO98_RTC_IO,
	572	};
	573
	574	static struct platform_device cm_x300_rtc_device = {
	575	.name = "v3020",
	576	.id = -1,
	577	.dev = {
	578	.platform_data = &cm_x300_v3020_pdata,
	579	}
	580	};
	581
	582	static void __init cm_x300_init_rtc(void)
	583	{
	584	platform_device_register(&cm_x300_rtc_device);
	585	}
	586	#else
	587	static inline void cm_x300_init_rtc(void) {}
	588	#endif
	589
03ba7e07 IG	590	/* Battery */
	591	struct power_supply_info cm_x300_psy_info = {
	592	.name = "battery",
	593	.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
	594	.voltage_max_design = 4200000,
	595	.voltage_min_design = 3000000,
	596	.use_for_apm = 1,
	597	};
	598
	599	static void cm_x300_battery_low(void)
	600	{
	601	#if defined(CONFIG_APM_EMULATION)
	602	apm_queue_event(APM_LOW_BATTERY);
	603	#endif
	604	}
	605
	606	static void cm_x300_battery_critical(void)
	607	{
	608	#if defined(CONFIG_APM_EMULATION)
	609	apm_queue_event(APM_CRITICAL_SUSPEND);
	610	#endif
	611	}
	612
	613	struct da9030_battery_info cm_x300_battery_info = {
	614	.battery_info = &cm_x300_psy_info,
	615
	616	.charge_milliamp = 1000,
	617	.charge_millivolt = 4200,
	618
	619	.vbat_low = 3600,
	620	.vbat_crit = 3400,
	621	.vbat_charge_start = 4100,
	622	.vbat_charge_stop = 4200,
	623	.vbat_charge_restart = 4000,
	624
	625	.vcharge_min = 3200,
	626	.vcharge_max = 5500,
	627
	628	.tbat_low = 197,
	629	.tbat_high = 78,
	630	.tbat_restart = 100,
	631
	632	.batmon_interval = 0,
	633
	634	.battery_low = cm_x300_battery_low,
	635	.battery_critical = cm_x300_battery_critical,
	636	};
	637
d176d64b IG	638	static struct regulator_consumer_supply buck2_consumers[] = {
	639	{
	640	.dev = NULL,
	641	.supply = "vcc_core",
	642	},
	643	};
	644
	645	static struct regulator_init_data buck2_data = {
	646	.constraints = {
	647	.min_uV = 1375000,
	648	.max_uV = 1375000,
	649	.state_mem = {
	650	.enabled = 0,
	651	},
	652	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
	653	.apply_uV = 1,
	654	},
	655	.num_consumer_supplies = ARRAY_SIZE(buck2_consumers),
	656	.consumer_supplies = buck2_consumers,
	657	};
	658
9c017ca1 IG	659	/* DA9030 */
9c017ca1 IG	660	struct da903x_subdev_info cm_x300_da9030_subdevs[] = {
03ba7e07 IG	661	{
	662	.name = "da903x-battery",
	663	.id = DA9030_ID_BAT,
	664	.platform_data = &cm_x300_battery_info,
	665	},
d176d64b IG	666	{
	667	.name = "da903x-regulator",
	668	.id = DA9030_ID_BUCK2,
	669	.platform_data = &buck2_data,
	670	},
9c017ca1 IG	671	};
	672
	673	static struct da903x_platform_data cm_x300_da9030_info = {
	674	.num_subdevs = ARRAY_SIZE(cm_x300_da9030_subdevs),
	675	.subdevs = cm_x300_da9030_subdevs,
	676	};
	677
	678	static struct i2c_board_info cm_x300_pmic_info = {
	679	I2C_BOARD_INFO("da9030", 0x49),
e4e30970	680	.irq = IRQ_WAKEUP0,
9c017ca1 IG	681	.platform_data = &cm_x300_da9030_info,
	682	};
	683
	684	static struct i2c_pxa_platform_data cm_x300_pwr_i2c_info = {
	685	.use_pio = 1,
	686	};
	687
	688	static void __init cm_x300_init_da9030(void)
	689	{
	690	pxa3xx_set_i2c_power_info(&cm_x300_pwr_i2c_info);
	691	i2c_register_board_info(1, &cm_x300_pmic_info, 1);
	692	}
	693
b3d01da6 IG	694	static void __init cm_x300_init_wi2wi(void)
	695	{
	696	int bt_reset, wlan_en;
	697	int err;
	698
	699	if (system_rev < 130) {
	700	wlan_en = 77;
	701	bt_reset = 78;
	702	} else {
	703	wlan_en = 71;
	704	bt_reset = 70;
	705	}
	706
	707	/* Libertas and CSR reset */
	708	err = gpio_request(wlan_en, "wlan en");
	709	if (err) {
	710	pr_err("CM-X300: failed to request wlan en gpio: %d\n", err);
	711	} else {
	712	gpio_direction_output(wlan_en, 1);
	713	gpio_free(wlan_en);
	714	}
	715
	716	err = gpio_request(bt_reset, "bt reset");
	717	if (err) {
	718	pr_err("CM-X300: failed to request bt reset gpio: %d\n", err);
	719	} else {
	720	gpio_direction_output(bt_reset, 1);
	721	udelay(10);
	722	gpio_set_value(bt_reset, 0);
	723	udelay(10);
	724	gpio_set_value(bt_reset, 1);
	725	gpio_free(bt_reset);
	726	}
	727	}
	728
	729	/* MFP */
55052ea2	730	static void __init cm_x300_init_mfp(void)
cf75d8d2 MR	731	{
cf75d8d2 MR	732	/* board-processor specific GPIO initialization */
def8252d	733	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_mfp_cfg));
cf75d8d2	734
55052ea2	735	if (system_rev < 130)
def8252d	736	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_lt130_mfp_cfg));
55052ea2	737	else
def8252d IG	738	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_ge130_mfp_cfg));
	739
	740	if (cpu_is_pxa310())
	741	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x310_mfp_cfg));
55052ea2 IG	742	}
	743
	744	static void __init cm_x300_init(void)
	745	{
	746	cm_x300_init_mfp();
	747
cc155c6f RK	748	pxa_set_ffuart_info(NULL);
	749	pxa_set_btuart_info(NULL);
	750	pxa_set_stuart_info(NULL);
	751
9c017ca1	752	cm_x300_init_da9030();
cf75d8d2 MR	753	cm_x300_init_dm9000();
	754	cm_x300_init_lcd();
	755	cm_x300_init_ohci();
	756	cm_x300_init_mmc();
	757	cm_x300_init_nand();
	758	cm_x300_init_leds();
	759	cm_x300_init_i2c();
83e560ee	760	cm_x300_init_spi();
1858ced3	761	cm_x300_init_rtc();
74e74def	762	cm_x300_init_ac97();
b3d01da6	763	cm_x300_init_wi2wi();
db205463	764	cm_x300_init_bl();
cf75d8d2 MR	765	}
cf75d8d2 MR	766
b5a5c474 MR	767	static void __init cm_x300_fixup(struct machine_desc mdesc, struct tag tags,
	768	char *cmdline, struct meminfo mi)
	769	{
81880975 IG	770	/* Make sure that mi->bank[0].start = PHYS_ADDR */
	771	for (; tags->hdr.size; tags = tag_next(tags))
	772	if (tags->hdr.tag == ATAG_MEM &&
	773	tags->u.mem.start == 0x80000000) {
	774	tags->u.mem.start = 0xa0000000;
	775	break;
	776	}
b5a5c474 MR	777	}
b5a5c474 MR	778
cf75d8d2 MR	779	MACHINE_START(CM_X300, "CM-X300 module")
	780	.phys_io = 0x40000000,
	781	.boot_params = 0xa0000100,
	782	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	783	.map_io = pxa_map_io,
	784	.init_irq = pxa3xx_init_irq,
	785	.timer = &pxa_timer,
	786	.init_machine = cm_x300_init,
b5a5c474	787	.fixup = cm_x300_fixup,
cf75d8d2	788	MACHINE_END