[mirror_ubuntu-zesty-kernel.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/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		= 20,
	.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		= 20,
	.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,
};

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

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_GPIO(0),
	.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)
{
	mi->nr_banks = 2;
	mi->bank[0].start = 0xa0000000;
	mi->bank[0].node = 0;
	mi->bank[0].size = (64*1024*1024);
	mi->bank[1].start = 0xc0000000;
	mi->bank[1].node = 0;
	mi->bank[1].size = (64*1024*1024);
}

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>
03ba7e07 IG	33	#include <linux/power_supply.h>
03ba7e07 IG	34	#include <linux/apm-emulation.h>
9c017ca1	35
83e560ee IG	36	#include <linux/spi/spi.h>
	37	#include <linux/spi/spi_gpio.h>
	38	#include <linux/spi/tdo24m.h>
	39
cf75d8d2 MR	40	#include <asm/mach-types.h>
cf75d8d2 MR	41	#include <asm/mach/arch.h>
b5a5c474	42	#include <asm/setup.h>
cf75d8d2	43
51c62982	44	#include <mach/pxa300.h>
edaa64c9	45	#include <mach/pxa27x-udc.h>
cf75d8d2 MR	46	#include <mach/pxafb.h>
	47	#include <mach/mmc.h>
	48	#include <mach/ohci.h>
f0a83701	49	#include <plat/i2c.h>
82b95ecb	50	#include <plat/pxa3xx_nand.h>
74e74def	51	#include <mach/audio.h>
cf75d8d2 MR	52
	53	#include <asm/mach/map.h>
	54
	55	#include "generic.h"
db205463	56	#include "devices.h"
cf75d8d2 MR	57
	58	#define CM_X300_ETH_PHYS 0x08000010
	59
0bff2fc3 MR	60	#define GPIO82_MMC_IRQ (82)
0bff2fc3 MR	61	#define GPIO85_MMC_WP (85)
cf75d8d2	62
0bff2fc3	63	#define CM_X300_MMC_IRQ IRQ_GPIO(GPIO82_MMC_IRQ)
cf75d8d2	64
1858ced3 MR	65	#define GPIO95_RTC_CS (95)
	66	#define GPIO96_RTC_WR (96)
	67	#define GPIO97_RTC_RD (97)
	68	#define GPIO98_RTC_IO (98)
	69
def8252d	70	static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = {
cf75d8d2 MR	71	/* LCD */
	72	GPIO54_LCD_LDD_0,
	73	GPIO55_LCD_LDD_1,
	74	GPIO56_LCD_LDD_2,
	75	GPIO57_LCD_LDD_3,
	76	GPIO58_LCD_LDD_4,
	77	GPIO59_LCD_LDD_5,
	78	GPIO60_LCD_LDD_6,
	79	GPIO61_LCD_LDD_7,
	80	GPIO62_LCD_LDD_8,
	81	GPIO63_LCD_LDD_9,
	82	GPIO64_LCD_LDD_10,
	83	GPIO65_LCD_LDD_11,
	84	GPIO66_LCD_LDD_12,
	85	GPIO67_LCD_LDD_13,
	86	GPIO68_LCD_LDD_14,
	87	GPIO69_LCD_LDD_15,
	88	GPIO72_LCD_FCLK,
	89	GPIO73_LCD_LCLK,
	90	GPIO74_LCD_PCLK,
	91	GPIO75_LCD_BIAS,
	92
	93	/* BTUART */
	94	GPIO111_UART2_RTS,
	95	GPIO112_UART2_RXD \| MFP_LPM_EDGE_FALL,
	96	GPIO113_UART2_TXD,
	97	GPIO114_UART2_CTS \| MFP_LPM_EDGE_BOTH,
	98
	99	/* STUART */
	100	GPIO109_UART3_TXD,
	101	GPIO110_UART3_RXD \| MFP_LPM_EDGE_FALL,
	102
	103	/* AC97 */
	104	GPIO23_AC97_nACRESET,
	105	GPIO24_AC97_SYSCLK,
	106	GPIO29_AC97_BITCLK,
	107	GPIO25_AC97_SDATA_IN_0,
	108	GPIO27_AC97_SDATA_OUT,
	109	GPIO28_AC97_SYNC,
	110
	111	/* Keypad */
	112	GPIO115_KP_MKIN_0 \| MFP_LPM_EDGE_BOTH,
	113	GPIO116_KP_MKIN_1 \| MFP_LPM_EDGE_BOTH,
	114	GPIO117_KP_MKIN_2 \| MFP_LPM_EDGE_BOTH,
	115	GPIO118_KP_MKIN_3 \| MFP_LPM_EDGE_BOTH,
	116	GPIO119_KP_MKIN_4 \| MFP_LPM_EDGE_BOTH,
	117	GPIO120_KP_MKIN_5 \| MFP_LPM_EDGE_BOTH,
	118	GPIO2_2_KP_MKIN_6 \| MFP_LPM_EDGE_BOTH,
	119	GPIO3_2_KP_MKIN_7 \| MFP_LPM_EDGE_BOTH,
	120	GPIO121_KP_MKOUT_0,
	121	GPIO122_KP_MKOUT_1,
	122	GPIO123_KP_MKOUT_2,
	123	GPIO124_KP_MKOUT_3,
	124	GPIO125_KP_MKOUT_4,
	125	GPIO4_2_KP_MKOUT_5,
	126
	127	/* MMC1 */
	128	GPIO3_MMC1_DAT0,
	129	GPIO4_MMC1_DAT1 \| MFP_LPM_EDGE_BOTH,
	130	GPIO5_MMC1_DAT2,
	131	GPIO6_MMC1_DAT3,
	132	GPIO7_MMC1_CLK,
	133	GPIO8_MMC1_CMD, /* CMD0 for slot 0 */
	134
135	/* MMC2 */
136	GPIO9_MMC2_DAT0,
137	GPIO10_MMC2_DAT1 \| MFP_LPM_EDGE_BOTH,
138	GPIO11_MMC2_DAT2,
139	GPIO12_MMC2_DAT3,
140	GPIO13_MMC2_CLK,
141	GPIO14_MMC2_CMD,
142
143	/* FFUART */
144	GPIO30_UART1_RXD \| MFP_LPM_EDGE_FALL,
145	GPIO31_UART1_TXD,
146	GPIO32_UART1_CTS,
147	GPIO37_UART1_RTS,
148	GPIO33_UART1_DCD,
149	GPIO34_UART1_DSR \| MFP_LPM_EDGE_FALL,
150	GPIO35_UART1_RI,
151	GPIO36_UART1_DTR,
152
153	/* GPIOs */
cf75d8d2 MR	154	GPIO82_GPIO \| MFP_PULL_HIGH, /* MMC CD */
	155	GPIO85_GPIO, /* MMC WP */
	156	GPIO99_GPIO, /* Ethernet IRQ */
6f584cfa	157
1858ced3 MR	158	/* RTC GPIOs */
	159	GPIO95_GPIO, /* RTC CS */
	160	GPIO96_GPIO, /* RTC WR */
	161	GPIO97_GPIO, /* RTC RD */
	162	GPIO98_GPIO, /* RTC IO */
	163
6f584cfa EM	164	/* Standard I2C */
	165	GPIO21_I2C_SCL,
	166	GPIO22_I2C_SDA,
db205463 IG	167
	168	/* PWM Backlight */
	169	GPIO19_PWM2_OUT,
cf75d8d2 MR	170	};
cf75d8d2 MR	171
def8252d	172	static mfp_cfg_t cm_x3xx_rev_lt130_mfp_cfg[] __initdata = {
55052ea2 IG	173	/* GPIOs */
	174	GPIO79_GPIO, /* LED */
	175	GPIO77_GPIO, /* WiFi reset */
	176	GPIO78_GPIO, /* BT reset */
	177	};
	178
def8252d	179	static mfp_cfg_t cm_x3xx_rev_ge130_mfp_cfg[] __initdata = {
55052ea2 IG	180	/* GPIOs */
	181	GPIO76_GPIO, /* LED */
	182	GPIO71_GPIO, /* WiFi reset */
	183	GPIO70_GPIO, /* BT reset */
	184	};
	185
def8252d IG	186	static mfp_cfg_t cm_x310_mfp_cfg[] __initdata = {
	187	/* USB PORT 2 */
	188	ULPI_STP,
	189	ULPI_NXT,
	190	ULPI_DIR,
	191	GPIO30_ULPI_DATA_OUT_0,
	192	GPIO31_ULPI_DATA_OUT_1,
	193	GPIO32_ULPI_DATA_OUT_2,
	194	GPIO33_ULPI_DATA_OUT_3,
	195	GPIO34_ULPI_DATA_OUT_4,
	196	GPIO35_ULPI_DATA_OUT_5,
	197	GPIO36_ULPI_DATA_OUT_6,
	198	GPIO37_ULPI_DATA_OUT_7,
	199	GPIO38_ULPI_CLK,
	200	/* external PHY reset pin */
	201	GPIO127_GPIO,
	202
	203	/* USB PORT 3 */
	204	GPIO77_USB_P3_1,
	205	GPIO78_USB_P3_2,
	206	GPIO79_USB_P3_3,
	207	GPIO80_USB_P3_4,
	208	GPIO81_USB_P3_5,
	209	GPIO82_USB_P3_6,
	210	GPIO0_2_USBH_PEN,
	211	};
	212
cf75d8d2 MR	213	#if defined(CONFIG_DM9000) \|\| defined(CONFIG_DM9000_MODULE)
	214	static struct resource dm9000_resources[] = {
	215	[0] = {
	216	.start = CM_X300_ETH_PHYS,
	217	.end = CM_X300_ETH_PHYS + 0x3,
	218	.flags = IORESOURCE_MEM,
	219	},
	220	[1] = {
	221	.start = CM_X300_ETH_PHYS + 0x4,
	222	.end = CM_X300_ETH_PHYS + 0x4 + 500,
	223	.flags = IORESOURCE_MEM,
	224	},
	225	[2] = {
	226	.start = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
	227	.end = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO99)),
	228	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_HIGHEDGE,
	229	}
	230	};
	231
	232	static struct dm9000_plat_data cm_x300_dm9000_platdata = {
bff22c9b	233	.flags = DM9000_PLATF_16BITONLY \| DM9000_PLATF_NO_EEPROM,
cf75d8d2 MR	234	};
	235
	236	static struct platform_device dm9000_device = {
	237	.name = "dm9000",
	238	.id = 0,
	239	.num_resources = ARRAY_SIZE(dm9000_resources),
	240	.resource = dm9000_resources,
	241	.dev = {
	242	.platform_data = &cm_x300_dm9000_platdata,
	243	}
	244
	245	};
	246
	247	static void __init cm_x300_init_dm9000(void)
	248	{
	249	platform_device_register(&dm9000_device);
	250	}
	251	#else
	252	static inline void cm_x300_init_dm9000(void) {}
	253	#endif
	254
83e560ee	255	/* LCD */
cf75d8d2 MR	256	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
	257	static struct pxafb_mode_info cm_x300_lcd_modes[] = {
	258	[0] = {
83e560ee	259	.pixclock = 38250,
cf75d8d2 MR	260	.bpp = 16,
	261	.xres = 480,
	262	.yres = 640,
	263	.hsync_len = 8,
	264	.vsync_len = 2,
	265	.left_margin = 8,
83e560ee	266	.upper_margin = 2,
cf75d8d2 MR	267	.right_margin = 24,
	268	.lower_margin = 4,
	269	.cmap_greyscale = 0,
	270	},
	271	[1] = {
	272	.pixclock = 153800,
	273	.bpp = 16,
	274	.xres = 240,
	275	.yres = 320,
	276	.hsync_len = 8,
	277	.vsync_len = 2,
	278	.left_margin = 8,
	279	.upper_margin = 2,
	280	.right_margin = 88,
	281	.lower_margin = 2,
	282	.cmap_greyscale = 0,
	283	},
	284	};
	285
	286	static struct pxafb_mach_info cm_x300_lcd = {
	287	.modes = cm_x300_lcd_modes,
83e560ee	288	.num_modes = ARRAY_SIZE(cm_x300_lcd_modes),
cf75d8d2 MR	289	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_PCLK_EDGE_FALL,
	290	};
	291
	292	static void __init cm_x300_init_lcd(void)
	293	{
	294	set_pxa_fb_info(&cm_x300_lcd);
	295	}
	296	#else
	297	static inline void cm_x300_init_lcd(void) {}
	298	#endif
	299
db205463 IG	300	#if defined(CONFIG_BACKLIGHT_PWM) \|\| defined(CONFIG_BACKLIGHT_PWM_MODULE)
	301	static struct platform_pwm_backlight_data cm_x300_backlight_data = {
	302	.pwm_id = 2,
	303	.max_brightness = 100,
	304	.dft_brightness = 100,
	305	.pwm_period_ns = 10000,
	306	};
	307
	308	static struct platform_device cm_x300_backlight_device = {
	309	.name = "pwm-backlight",
	310	.dev = {
	311	.parent = &pxa27x_device_pwm0.dev,
	312	.platform_data = &cm_x300_backlight_data,
	313	},
	314	};
	315
	316	static void cm_x300_init_bl(void)
	317	{
	318	platform_device_register(&cm_x300_backlight_device);
	319	}
	320	#else
	321	static inline void cm_x300_init_bl(void) {}
	322	#endif
	323
83e560ee IG	324	#if defined(CONFIG_SPI_GPIO) \|\| defined(CONFIG_SPI_GPIO_MODULE)
	325	#define GPIO_LCD_BASE (144)
	326	#define GPIO_LCD_DIN (GPIO_LCD_BASE + 8) /* aux_gpio3_0 */
	327	#define GPIO_LCD_DOUT (GPIO_LCD_BASE + 9) /* aux_gpio3_1 */
	328	#define GPIO_LCD_SCL (GPIO_LCD_BASE + 10) /* aux_gpio3_2 */
	329	#define GPIO_LCD_CS (GPIO_LCD_BASE + 11) /* aux_gpio3_3 */
	330	#define LCD_SPI_BUS_NUM (1)
	331
	332	static struct spi_gpio_platform_data cm_x300_spi_gpio_pdata = {
	333	.sck = GPIO_LCD_SCL,
	334	.mosi = GPIO_LCD_DIN,
	335	.miso = GPIO_LCD_DOUT,
	336	.num_chipselect = 1,
	337	};
	338
	339	static struct platform_device cm_x300_spi_gpio = {
	340	.name = "spi_gpio",
	341	.id = LCD_SPI_BUS_NUM,
	342	.dev = {
	343	.platform_data = &cm_x300_spi_gpio_pdata,
	344	},
	345	};
	346
	347	static struct tdo24m_platform_data cm_x300_tdo24m_pdata = {
	348	.model = TDO35S,
	349	};
	350
	351	static struct spi_board_info cm_x300_spi_devices[] __initdata = {
	352	{
	353	.modalias = "tdo24m",
	354	.max_speed_hz = 1000000,
	355	.bus_num = LCD_SPI_BUS_NUM,
	356	.chip_select = 0,
	357	.controller_data = (void *) GPIO_LCD_CS,
	358	.platform_data = &cm_x300_tdo24m_pdata,
	359	},
	360	};
	361
	362	static void __init cm_x300_init_spi(void)
	363	{
	364	spi_register_board_info(cm_x300_spi_devices,
	365	ARRAY_SIZE(cm_x300_spi_devices));
	366	platform_device_register(&cm_x300_spi_gpio);
	367	}
	368	#else
	369	static inline void cm_x300_init_spi(void) {}
	370	#endif
	371
74e74def IG	372	#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
	373	static void __init cm_x300_init_ac97(void)
	374	{
	375	pxa_set_ac97_info(NULL);
	376	}
	377	#else
	378	static inline void cm_x300_init_ac97(void) {}
	379	#endif
	380
cf75d8d2 MR	381	#if defined(CONFIG_MTD_NAND_PXA3xx) \|\| defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
	382	static struct mtd_partition cm_x300_nand_partitions[] = {
	383	[0] = {
	384	.name = "OBM",
	385	.offset = 0,
	386	.size = SZ_256K,
	387	.mask_flags = MTD_WRITEABLE, /* force read-only */
	388	},
	389	[1] = {
	390	.name = "U-Boot",
	391	.offset = MTDPART_OFS_APPEND,
	392	.size = SZ_256K,
	393	.mask_flags = MTD_WRITEABLE, /* force read-only */
	394	},
	395	[2] = {
	396	.name = "Environment",
	397	.offset = MTDPART_OFS_APPEND,
	398	.size = SZ_256K,
	399	},
	400	[3] = {
	401	.name = "reserved",
	402	.offset = MTDPART_OFS_APPEND,
	403	.size = SZ_256K + SZ_1M,
	404	.mask_flags = MTD_WRITEABLE, /* force read-only */
	405	},
	406	[4] = {
	407	.name = "kernel",
	408	.offset = MTDPART_OFS_APPEND,
	409	.size = SZ_4M,
	410	},
	411	[5] = {
	412	.name = "fs",
	413	.offset = MTDPART_OFS_APPEND,
	414	.size = MTDPART_SIZ_FULL,
	415	},
	416	};
	417
	418	static struct pxa3xx_nand_platform_data cm_x300_nand_info = {
	419	.enable_arbiter = 1,
b3992b66	420	.keep_config = 1,
cf75d8d2 MR	421	.parts = cm_x300_nand_partitions,
	422	.nr_parts = ARRAY_SIZE(cm_x300_nand_partitions),
	423	};
	424
	425	static void __init cm_x300_init_nand(void)
	426	{
	427	pxa3xx_set_nand_info(&cm_x300_nand_info);
	428	}
	429	#else
	430	static inline void cm_x300_init_nand(void) {}
	431	#endif
	432
	433	#if defined(CONFIG_MMC) \|\| defined(CONFIG_MMC_MODULE)
0bff2fc3 MR	434	static struct pxamci_platform_data cm_x300_mci_platform_data = {
	435	.detect_delay = 20,
	436	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
	437	.gpio_card_detect = GPIO82_MMC_IRQ,
	438	.gpio_card_ro = GPIO85_MMC_WP,
	439	.gpio_power = -1,
	440	};
	441
	442	/* The second MMC slot of CM-X300 is hardwired to Libertas card and has
cf75d8d2	443	no detection/ro pins */
0bff2fc3 MR	444	static int cm_x300_mci2_init(struct device *dev,
	445	irq_handler_t cm_x300_detect_int,
	446	void *data)
cf75d8d2 MR	447	{
	448	return 0;
	449	}
	450
0bff2fc3	451	static void cm_x300_mci2_exit(struct device dev, void data)
cf75d8d2 MR	452	{
	453	}
	454
0bff2fc3	455	static struct pxamci_platform_data cm_x300_mci2_platform_data = {
7a648256 RJ	456	.detect_delay = 20,
7a648256 RJ	457	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
0bff2fc3 MR	458	.init = cm_x300_mci2_init,
0bff2fc3 MR	459	.exit = cm_x300_mci2_exit,
7a648256 RJ	460	.gpio_card_detect = -1,
	461	.gpio_card_ro = -1,
	462	.gpio_power = -1,
cf75d8d2 MR	463	};
cf75d8d2 MR	464
cf75d8d2 MR	465	static void __init cm_x300_init_mmc(void)
	466	{
	467	pxa_set_mci_info(&cm_x300_mci_platform_data);
	468	pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data);
	469	}
	470	#else
	471	static inline void cm_x300_init_mmc(void) {}
	472	#endif
	473
	474	#if defined(CONFIG_USB_OHCI_HCD) \|\| defined(CONFIG_USB_OHCI_HCD_MODULE)
edaa64c9 IG	475	static int cm_x300_ohci_init(struct device *dev)
	476	{
	477	if (cpu_is_pxa300())
	478	UP2OCR = UP2OCR_HXS
	479	\| UP2OCR_HXOE \| UP2OCR_DMPDE \| UP2OCR_DPPDE;
	480
	481	return 0;
	482	}
	483
cf75d8d2 MR	484	static struct pxaohci_platform_data cm_x300_ohci_platform_data = {
cf75d8d2 MR	485	.port_mode = PMM_PERPORT_MODE,
edaa64c9 IG	486	.flags = ENABLE_PORT_ALL \| POWER_CONTROL_LOW,
edaa64c9 IG	487	.init = cm_x300_ohci_init,
cf75d8d2	488	};
097b5334	489
cf75d8d2 MR	490	static void __init cm_x300_init_ohci(void)
	491	{
	492	pxa_set_ohci_info(&cm_x300_ohci_platform_data);
	493	}
	494	#else
	495	static inline void cm_x300_init_ohci(void) {}
	496	#endif
	497
	498	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	499	static struct gpio_led cm_x300_leds[] = {
	500	[0] = {
	501	.name = "cm-x300:green",
	502	.default_trigger = "heartbeat",
cf75d8d2 MR	503	.active_low = 1,
	504	},
	505	};
	506
	507	static struct gpio_led_platform_data cm_x300_gpio_led_pdata = {
	508	.num_leds = ARRAY_SIZE(cm_x300_leds),
	509	.leds = cm_x300_leds,
	510	};
	511
	512	static struct platform_device cm_x300_led_device = {
	513	.name = "leds-gpio",
	514	.id = -1,
	515	.dev = {
	516	.platform_data = &cm_x300_gpio_led_pdata,
	517	},
	518	};
	519
	520	static void __init cm_x300_init_leds(void)
	521	{
55052ea2 IG	522	if (system_rev < 130)
	523	cm_x300_leds[0].gpio = 79;
	524	else
	525	cm_x300_leds[0].gpio = 76;
	526
cf75d8d2 MR	527	platform_device_register(&cm_x300_led_device);
	528	}
	529	#else
	530	static inline void cm_x300_init_leds(void) {}
	531	#endif
	532
	533	#if defined(CONFIG_I2C) \|\| defined(CONFIG_I2C_MODULE)
	534	/* PCA9555 */
	535	static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = {
	536	.gpio_base = 128,
	537	};
	538
	539	static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = {
	540	.gpio_base = 144,
	541	};
	542
	543	static struct i2c_board_info cm_x300_gpio_ext_info[] = {
	544	[0] = {
	545	I2C_BOARD_INFO("pca9555", 0x24),
	546	.platform_data = &cm_x300_gpio_ext_pdata_0,
	547	},
	548	[1] = {
	549	I2C_BOARD_INFO("pca9555", 0x25),
	550	.platform_data = &cm_x300_gpio_ext_pdata_1,
	551	},
	552	};
	553
	554	static void __init cm_x300_init_i2c(void)
	555	{
	556	pxa_set_i2c_info(NULL);
	557	i2c_register_board_info(0, cm_x300_gpio_ext_info,
	558	ARRAY_SIZE(cm_x300_gpio_ext_info));
	559	}
	560	#else
	561	static inline void cm_x300_init_i2c(void) {}
	562	#endif
	563
1858ced3 MR	564	#if defined(CONFIG_RTC_DRV_V3020) \|\| defined(CONFIG_RTC_DRV_V3020_MODULE)
	565	struct v3020_platform_data cm_x300_v3020_pdata = {
	566	.use_gpio = 1,
	567	.gpio_cs = GPIO95_RTC_CS,
	568	.gpio_wr = GPIO96_RTC_WR,
	569	.gpio_rd = GPIO97_RTC_RD,
	570	.gpio_io = GPIO98_RTC_IO,
	571	};
	572
	573	static struct platform_device cm_x300_rtc_device = {
	574	.name = "v3020",
	575	.id = -1,
	576	.dev = {
	577	.platform_data = &cm_x300_v3020_pdata,
	578	}
	579	};
	580
	581	static void __init cm_x300_init_rtc(void)
	582	{
	583	platform_device_register(&cm_x300_rtc_device);
	584	}
	585	#else
	586	static inline void cm_x300_init_rtc(void) {}
	587	#endif
	588
03ba7e07 IG	589	/* Battery */
	590	struct power_supply_info cm_x300_psy_info = {
	591	.name = "battery",
	592	.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
	593	.voltage_max_design = 4200000,
	594	.voltage_min_design = 3000000,
	595	.use_for_apm = 1,
	596	};
	597
	598	static void cm_x300_battery_low(void)
	599	{
	600	#if defined(CONFIG_APM_EMULATION)
	601	apm_queue_event(APM_LOW_BATTERY);
	602	#endif
	603	}
	604
	605	static void cm_x300_battery_critical(void)
	606	{
	607	#if defined(CONFIG_APM_EMULATION)
	608	apm_queue_event(APM_CRITICAL_SUSPEND);
	609	#endif
	610	}
	611
	612	struct da9030_battery_info cm_x300_battery_info = {
	613	.battery_info = &cm_x300_psy_info,
	614
	615	.charge_milliamp = 1000,
	616	.charge_millivolt = 4200,
	617
	618	.vbat_low = 3600,
	619	.vbat_crit = 3400,
	620	.vbat_charge_start = 4100,
	621	.vbat_charge_stop = 4200,
	622	.vbat_charge_restart = 4000,
	623
	624	.vcharge_min = 3200,
	625	.vcharge_max = 5500,
	626
	627	.tbat_low = 197,
	628	.tbat_high = 78,
	629	.tbat_restart = 100,
	630
	631	.batmon_interval = 0,
	632
	633	.battery_low = cm_x300_battery_low,
	634	.battery_critical = cm_x300_battery_critical,
	635	};
	636
9c017ca1 IG	637	/* DA9030 */
9c017ca1 IG	638	struct da903x_subdev_info cm_x300_da9030_subdevs[] = {
03ba7e07 IG	639	{
	640	.name = "da903x-battery",
	641	.id = DA9030_ID_BAT,
	642	.platform_data = &cm_x300_battery_info,
	643	},
9c017ca1 IG	644	};
	645
	646	static struct da903x_platform_data cm_x300_da9030_info = {
	647	.num_subdevs = ARRAY_SIZE(cm_x300_da9030_subdevs),
	648	.subdevs = cm_x300_da9030_subdevs,
	649	};
	650
	651	static struct i2c_board_info cm_x300_pmic_info = {
	652	I2C_BOARD_INFO("da9030", 0x49),
	653	.irq = IRQ_GPIO(0),
	654	.platform_data = &cm_x300_da9030_info,
	655	};
	656
	657	static struct i2c_pxa_platform_data cm_x300_pwr_i2c_info = {
	658	.use_pio = 1,
	659	};
	660
	661	static void __init cm_x300_init_da9030(void)
	662	{
	663	pxa3xx_set_i2c_power_info(&cm_x300_pwr_i2c_info);
	664	i2c_register_board_info(1, &cm_x300_pmic_info, 1);
	665	}
	666
b3d01da6 IG	667	static void __init cm_x300_init_wi2wi(void)
	668	{
	669	int bt_reset, wlan_en;
	670	int err;
	671
	672	if (system_rev < 130) {
	673	wlan_en = 77;
	674	bt_reset = 78;
	675	} else {
	676	wlan_en = 71;
	677	bt_reset = 70;
	678	}
	679
	680	/* Libertas and CSR reset */
	681	err = gpio_request(wlan_en, "wlan en");
	682	if (err) {
	683	pr_err("CM-X300: failed to request wlan en gpio: %d\n", err);
	684	} else {
	685	gpio_direction_output(wlan_en, 1);
	686	gpio_free(wlan_en);
	687	}
	688
	689	err = gpio_request(bt_reset, "bt reset");
	690	if (err) {
	691	pr_err("CM-X300: failed to request bt reset gpio: %d\n", err);
	692	} else {
	693	gpio_direction_output(bt_reset, 1);
	694	udelay(10);
	695	gpio_set_value(bt_reset, 0);
	696	udelay(10);
	697	gpio_set_value(bt_reset, 1);
	698	gpio_free(bt_reset);
	699	}
	700	}
	701
	702	/* MFP */
55052ea2	703	static void __init cm_x300_init_mfp(void)
cf75d8d2 MR	704	{
cf75d8d2 MR	705	/* board-processor specific GPIO initialization */
def8252d	706	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_mfp_cfg));
cf75d8d2	707
55052ea2	708	if (system_rev < 130)
def8252d	709	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_lt130_mfp_cfg));
55052ea2	710	else
def8252d IG	711	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_ge130_mfp_cfg));
	712
	713	if (cpu_is_pxa310())
	714	pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x310_mfp_cfg));
55052ea2 IG	715	}
	716
	717	static void __init cm_x300_init(void)
	718	{
	719	cm_x300_init_mfp();
	720
cc155c6f RK	721	pxa_set_ffuart_info(NULL);
	722	pxa_set_btuart_info(NULL);
	723	pxa_set_stuart_info(NULL);
	724
9c017ca1	725	cm_x300_init_da9030();
cf75d8d2 MR	726	cm_x300_init_dm9000();
	727	cm_x300_init_lcd();
	728	cm_x300_init_ohci();
	729	cm_x300_init_mmc();
	730	cm_x300_init_nand();
	731	cm_x300_init_leds();
	732	cm_x300_init_i2c();
83e560ee	733	cm_x300_init_spi();
1858ced3	734	cm_x300_init_rtc();
74e74def	735	cm_x300_init_ac97();
b3d01da6	736	cm_x300_init_wi2wi();
db205463	737	cm_x300_init_bl();
cf75d8d2 MR	738	}
cf75d8d2 MR	739
b5a5c474 MR	740	static void __init cm_x300_fixup(struct machine_desc mdesc, struct tag tags,
	741	char *cmdline, struct meminfo mi)
	742	{
	743	mi->nr_banks = 2;
	744	mi->bank[0].start = 0xa0000000;
	745	mi->bank[0].node = 0;
	746	mi->bank[0].size = (6410241024);
	747	mi->bank[1].start = 0xc0000000;
	748	mi->bank[1].node = 0;
	749	mi->bank[1].size = (6410241024);
	750	}
	751
cf75d8d2 MR	752	MACHINE_START(CM_X300, "CM-X300 module")
	753	.phys_io = 0x40000000,
	754	.boot_params = 0xa0000100,
	755	.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
	756	.map_io = pxa_map_io,
	757	.init_irq = pxa3xx_init_irq,
	758	.timer = &pxa_timer,
	759	.init_machine = cm_x300_init,
b5a5c474	760	.fixup = cm_x300_fixup,
cf75d8d2	761	MACHINE_END