[mirror_ubuntu-bionic-kernel.git] / arch / arm / mach-pxa / z2.c

/*
 *  linux/arch/arm/mach-pxa/z2.c
 *
 *  Support for the Zipit Z2 Handheld device.
 *
 *  Copyright (C) 2009-2010 Marek Vasut <marek.vasut@gmail.com>
 *
 *  Based on research and code by: Ken McGuire
 *  Based on mainstone.c as modified for the Zipit Z2.
 *
 *  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/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/pwm_backlight.h>
#include <linux/z2_battery.h>
#include <linux/dma-mapping.h>
#include <linux/spi/spi.h>
#include <linux/spi/pxa2xx_spi.h>
#include <linux/spi/libertas_spi.h>
#include <linux/spi/lms283gf05.h>
#include <linux/power_supply.h>
#include <linux/mtd/physmap.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/delay.h>
#include <linux/regulator/machine.h>
#include <linux/i2c/pxa-i2c.h>

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

#include <mach/pxa27x.h>
#include <mach/mfp-pxa27x.h>
#include <mach/z2.h>
#include <mach/pxafb.h>
#include <mach/mmc.h>
#include <plat/pxa27x_keypad.h>
#include <mach/pm.h>

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

/******************************************************************************
 * Pin configuration
 ******************************************************************************/
static unsigned long z2_pin_config[] = {

	/* LCD - 16bpp Active TFT */
	GPIO58_LCD_LDD_0,
	GPIO59_LCD_LDD_1,
	GPIO60_LCD_LDD_2,
	GPIO61_LCD_LDD_3,
	GPIO62_LCD_LDD_4,
	GPIO63_LCD_LDD_5,
	GPIO64_LCD_LDD_6,
	GPIO65_LCD_LDD_7,
	GPIO66_LCD_LDD_8,
	GPIO67_LCD_LDD_9,
	GPIO68_LCD_LDD_10,
	GPIO69_LCD_LDD_11,
	GPIO70_LCD_LDD_12,
	GPIO71_LCD_LDD_13,
	GPIO72_LCD_LDD_14,
	GPIO73_LCD_LDD_15,
	GPIO74_LCD_FCLK,
	GPIO75_LCD_LCLK,
	GPIO76_LCD_PCLK,
	GPIO77_LCD_BIAS,
	GPIO19_GPIO,		/* LCD reset */
	GPIO88_GPIO,		/* LCD chipselect */

	/* PWM */
	GPIO115_PWM1_OUT,	/* Keypad Backlight */
	GPIO11_PWM2_OUT,	/* LCD Backlight */

	/* MMC */
	GPIO32_MMC_CLK,
	GPIO112_MMC_CMD,
	GPIO92_MMC_DAT_0,
	GPIO109_MMC_DAT_1,
	GPIO110_MMC_DAT_2,
	GPIO111_MMC_DAT_3,
	GPIO96_GPIO,		/* SD detect */

	/* STUART */
	GPIO46_STUART_RXD,
	GPIO47_STUART_TXD,

	/* Keypad */
	GPIO100_KP_MKIN_0,
	GPIO101_KP_MKIN_1,
	GPIO102_KP_MKIN_2,
	GPIO34_KP_MKIN_3,
	GPIO38_KP_MKIN_4,
	GPIO16_KP_MKIN_5,
	GPIO17_KP_MKIN_6,
	GPIO103_KP_MKOUT_0,
	GPIO104_KP_MKOUT_1,
	GPIO105_KP_MKOUT_2,
	GPIO106_KP_MKOUT_3,
	GPIO107_KP_MKOUT_4,
	GPIO108_KP_MKOUT_5,
	GPIO35_KP_MKOUT_6,
	GPIO41_KP_MKOUT_7,

	/* I2C */
	GPIO117_I2C_SCL,
	GPIO118_I2C_SDA,

	/* SSP1 */
	GPIO23_SSP1_SCLK,	/* SSP1_SCK */
	GPIO25_SSP1_TXD,	/* SSP1_TXD */
	GPIO26_SSP1_RXD,	/* SSP1_RXD */

	/* SSP2 */
	GPIO22_SSP2_SCLK,	/* SSP2_SCK */
	GPIO13_SSP2_TXD,	/* SSP2_TXD */
	GPIO40_SSP2_RXD,	/* SSP2_RXD */

	/* LEDs */
	GPIO10_GPIO,		/* WiFi LED */
	GPIO83_GPIO,		/* Charging LED */
	GPIO85_GPIO,		/* Charged LED */

	/* I2S */
	GPIO28_I2S_BITCLK_OUT,
	GPIO29_I2S_SDATA_IN,
	GPIO30_I2S_SDATA_OUT,
	GPIO31_I2S_SYNC,
	GPIO113_I2S_SYSCLK,

	/* MISC */
	GPIO0_GPIO,		/* AC power detect */
	GPIO1_GPIO,		/* Power button */
	GPIO37_GPIO,		/* Headphone detect */
	GPIO98_GPIO,		/* Lid switch */
	GPIO14_GPIO,		/* WiFi Power */
	GPIO24_GPIO,		/* WiFi CS */
	GPIO36_GPIO,		/* WiFi IRQ */
	GPIO88_GPIO,		/* LCD CS */
};

/******************************************************************************
 * NOR Flash
 ******************************************************************************/
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
static struct resource z2_flash_resource = {
	.start	= PXA_CS0_PHYS,
	.end	= PXA_CS0_PHYS + SZ_8M - 1,
	.flags	= IORESOURCE_MEM,
};

static struct mtd_partition z2_flash_parts[] = {
	{
		.name	= "U-Boot Bootloader",
		.offset	= 0x0,
		.size	= 0x40000,
	}, {
		.name	= "U-Boot Environment",
		.offset	= 0x40000,
		.size	= 0x20000,
	}, {
		.name	= "Flash",
		.offset	= 0x60000,
		.size	= MTDPART_SIZ_FULL,
	},
};

static struct physmap_flash_data z2_flash_data = {
	.width		= 2,
	.parts		= z2_flash_parts,
	.nr_parts	= ARRAY_SIZE(z2_flash_parts),
};

static struct platform_device z2_flash = {
	.name		= "physmap-flash",
	.id		= -1,
	.resource	= &z2_flash_resource,
	.num_resources	= 1,
	.dev = {
		.platform_data	= &z2_flash_data,
	},
};

static void __init z2_nor_init(void)
{
	platform_device_register(&z2_flash);
}
#else
static inline void z2_nor_init(void) {}
#endif

/******************************************************************************
 * Backlight
 ******************************************************************************/
#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
static struct platform_pwm_backlight_data z2_backlight_data[] = {
	[0] = {
		/* Keypad Backlight */
		.pwm_id		= 1,
		.max_brightness	= 1023,
		.dft_brightness	= 0,
		.pwm_period_ns	= 1260320,
	},
	[1] = {
		/* LCD Backlight */
		.pwm_id		= 2,
		.max_brightness	= 1023,
		.dft_brightness	= 512,
		.pwm_period_ns	= 1260320,
	},
};

static struct platform_device z2_backlight_devices[2] = {
	{
		.name	= "pwm-backlight",
		.id	= 0,
		.dev	= {
			.platform_data	= &z2_backlight_data[1],
		},
	},
	{
		.name	= "pwm-backlight",
		.id	= 1,
		.dev	= {
			.platform_data	= &z2_backlight_data[0],
		},
	},
};
static void __init z2_pwm_init(void)
{
	platform_device_register(&z2_backlight_devices[0]);
	platform_device_register(&z2_backlight_devices[1]);
}
#else
static inline void z2_pwm_init(void) {}
#endif

/******************************************************************************
 * Framebuffer
 ******************************************************************************/
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct pxafb_mode_info z2_lcd_modes[] = {
{
	.pixclock	= 192000,
	.xres		= 240,
	.yres		= 320,
	.bpp		= 16,

	.left_margin	= 4,
	.right_margin	= 8,
	.upper_margin	= 4,
	.lower_margin	= 8,

	.hsync_len	= 4,
	.vsync_len	= 4,
},
};

static struct pxafb_mach_info z2_lcd_screen = {
	.modes		= z2_lcd_modes,
	.num_modes      = ARRAY_SIZE(z2_lcd_modes),
	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_BIAS_ACTIVE_LOW |
			  LCD_ALTERNATE_MAPPING,
};

static void __init z2_lcd_init(void)
{
	pxa_set_fb_info(NULL, &z2_lcd_screen);
}
#else
static inline void z2_lcd_init(void) {}
#endif

/******************************************************************************
 * SD/MMC card controller
 ******************************************************************************/
#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
static struct pxamci_platform_data z2_mci_platform_data = {
	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
	.gpio_card_detect	= GPIO96_ZIPITZ2_SD_DETECT,
	.gpio_power		= -1,
	.gpio_card_ro		= -1,
	.detect_delay_ms	= 200,
};

static void __init z2_mmc_init(void)
{
	pxa_set_mci_info(&z2_mci_platform_data);
}
#else
static inline void z2_mmc_init(void) {}
#endif

/******************************************************************************
 * LEDs
 ******************************************************************************/
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
struct gpio_led z2_gpio_leds[] = {
{
	.name			= "z2:green:wifi",
	.default_trigger	= "none",
	.gpio			= GPIO10_ZIPITZ2_LED_WIFI,
	.active_low		= 1,
}, {
	.name			= "z2:green:charged",
	.default_trigger	= "mmc0",
	.gpio			= GPIO85_ZIPITZ2_LED_CHARGED,
	.active_low		= 1,
}, {
	.name			= "z2:amber:charging",
	.default_trigger	= "Z2-charging-or-full",
	.gpio			= GPIO83_ZIPITZ2_LED_CHARGING,
	.active_low		= 1,
},
};

static struct gpio_led_platform_data z2_gpio_led_info = {
	.leds		= z2_gpio_leds,
	.num_leds	= ARRAY_SIZE(z2_gpio_leds),
};

static struct platform_device z2_leds = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &z2_gpio_led_info,
	}
};

static void __init z2_leds_init(void)
{
	platform_device_register(&z2_leds);
}
#else
static inline void z2_leds_init(void) {}
#endif

/******************************************************************************
 * GPIO keyboard
 ******************************************************************************/
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int z2_matrix_keys[] = {
	KEY(0, 0, KEY_OPTION),
	KEY(1, 0, KEY_UP),
	KEY(2, 0, KEY_DOWN),
	KEY(3, 0, KEY_LEFT),
	KEY(4, 0, KEY_RIGHT),
	KEY(5, 0, KEY_END),
	KEY(6, 0, KEY_KPPLUS),

	KEY(0, 1, KEY_HOME),
	KEY(1, 1, KEY_Q),
	KEY(2, 1, KEY_I),
	KEY(3, 1, KEY_G),
	KEY(4, 1, KEY_X),
	KEY(5, 1, KEY_ENTER),
	KEY(6, 1, KEY_KPMINUS),

	KEY(0, 2, KEY_PAGEUP),
	KEY(1, 2, KEY_W),
	KEY(2, 2, KEY_O),
	KEY(3, 2, KEY_H),
	KEY(4, 2, KEY_C),
	KEY(5, 2, KEY_LEFTALT),

	KEY(0, 3, KEY_PAGEDOWN),
	KEY(1, 3, KEY_E),
	KEY(2, 3, KEY_P),
	KEY(3, 3, KEY_J),
	KEY(4, 3, KEY_V),
	KEY(5, 3, KEY_LEFTSHIFT),

	KEY(0, 4, KEY_ESC),
	KEY(1, 4, KEY_R),
	KEY(2, 4, KEY_A),
	KEY(3, 4, KEY_K),
	KEY(4, 4, KEY_B),
	KEY(5, 4, KEY_LEFTCTRL),

	KEY(0, 5, KEY_TAB),
	KEY(1, 5, KEY_T),
	KEY(2, 5, KEY_S),
	KEY(3, 5, KEY_L),
	KEY(4, 5, KEY_N),
	KEY(5, 5, KEY_SPACE),

	KEY(0, 6, KEY_STOPCD),
	KEY(1, 6, KEY_Y),
	KEY(2, 6, KEY_D),
	KEY(3, 6, KEY_BACKSPACE),
	KEY(4, 6, KEY_M),
	KEY(5, 6, KEY_COMMA),

	KEY(0, 7, KEY_PLAYCD),
	KEY(1, 7, KEY_U),
	KEY(2, 7, KEY_F),
	KEY(3, 7, KEY_Z),
	KEY(4, 7, KEY_SEMICOLON),
	KEY(5, 7, KEY_DOT),
};

static struct pxa27x_keypad_platform_data z2_keypad_platform_data = {
	.matrix_key_rows	= 7,
	.matrix_key_cols	= 8,
	.matrix_key_map		= z2_matrix_keys,
	.matrix_key_map_size	= ARRAY_SIZE(z2_matrix_keys),

	.debounce_interval	= 30,
};

static void __init z2_mkp_init(void)
{
	pxa_set_keypad_info(&z2_keypad_platform_data);
}
#else
static inline void z2_mkp_init(void) {}
#endif

/******************************************************************************
 * GPIO keys
 ******************************************************************************/
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button z2_pxa_buttons[] = {
	{
		.code		= KEY_POWER,
		.gpio		= GPIO1_ZIPITZ2_POWER_BUTTON,
		.active_low	= 0,
		.desc		= "Power Button",
		.wakeup		= 1,
		.type		= EV_KEY,
	},
	{
		.code		= SW_LID,
		.gpio		= GPIO98_ZIPITZ2_LID_BUTTON,
		.active_low	= 1,
		.desc		= "Lid Switch",
		.wakeup		= 0,
		.type		= EV_SW,
	},
};

static struct gpio_keys_platform_data z2_pxa_keys_data = {
	.buttons	= z2_pxa_buttons,
	.nbuttons	= ARRAY_SIZE(z2_pxa_buttons),
};

static struct platform_device z2_pxa_keys = {
	.name	= "gpio-keys",
	.id	= -1,
	.dev	= {
		.platform_data = &z2_pxa_keys_data,
	},
};

static void __init z2_keys_init(void)
{
	platform_device_register(&z2_pxa_keys);
}
#else
static inline void z2_keys_init(void) {}
#endif

/******************************************************************************
 * Battery
 ******************************************************************************/
#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
static struct z2_battery_info batt_chip_info = {
	.batt_I2C_bus	= 0,
	.batt_I2C_addr	= 0x55,
	.batt_I2C_reg	= 2,
	.charge_gpio	= GPIO0_ZIPITZ2_AC_DETECT,
	.min_voltage	= 3475000,
	.max_voltage	= 4190000,
	.batt_div	= 59,
	.batt_mult	= 1000000,
	.batt_tech	= POWER_SUPPLY_TECHNOLOGY_LION,
	.batt_name	= "Z2",
};

static struct i2c_board_info __initdata z2_i2c_board_info[] = {
	{
		I2C_BOARD_INFO("aer915", 0x55),
		.platform_data	= &batt_chip_info,
	}, {
		I2C_BOARD_INFO("wm8750", 0x1b),
	},

};

static void __init z2_i2c_init(void)
{
	pxa_set_i2c_info(NULL);
	i2c_register_board_info(0, ARRAY_AND_SIZE(z2_i2c_board_info));
}
#else
static inline void z2_i2c_init(void) {}
#endif

/******************************************************************************
 * SSP Devices - WiFi and LCD control
 ******************************************************************************/
#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
/* WiFi */
static int z2_lbs_spi_setup(struct spi_device *spi)
{
	int ret = 0;

	ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power");
	if (ret)
		goto err;

	ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1);
	if (ret)
		goto err2;

	/* Wait until card is powered on */
	mdelay(180);

	spi->bits_per_word = 16;
	spi->mode = SPI_MODE_2,

	spi_setup(spi);

	return 0;

err2:
	gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
err:
	return ret;
};

static int z2_lbs_spi_teardown(struct spi_device *spi)
{
	gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0);
	gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);

	return 0;
};

static struct pxa2xx_spi_chip z2_lbs_chip_info = {
	.rx_threshold	= 8,
	.tx_threshold	= 8,
	.timeout	= 1000,
	.gpio_cs	= GPIO24_ZIPITZ2_WIFI_CS,
};

static struct libertas_spi_platform_data z2_lbs_pdata = {
	.use_dummy_writes	= 1,
	.setup			= z2_lbs_spi_setup,
	.teardown		= z2_lbs_spi_teardown,
};

/* LCD */
static struct pxa2xx_spi_chip lms283_chip_info = {
	.rx_threshold	= 1,
	.tx_threshold	= 1,
	.timeout	= 64,
	.gpio_cs	= GPIO88_ZIPITZ2_LCD_CS,
};

static const struct lms283gf05_pdata lms283_pdata = {
	.reset_gpio	= GPIO19_ZIPITZ2_LCD_RESET,
};

static struct spi_board_info spi_board_info[] __initdata = {
{
	.modalias		= "libertas_spi",
	.platform_data		= &z2_lbs_pdata,
	.controller_data	= &z2_lbs_chip_info,
	.irq			= PXA_GPIO_TO_IRQ(GPIO36_ZIPITZ2_WIFI_IRQ),
	.max_speed_hz		= 13000000,
	.bus_num		= 1,
	.chip_select		= 0,
},
{
	.modalias		= "lms283gf05",
	.controller_data	= &lms283_chip_info,
	.platform_data		= &lms283_pdata,
	.max_speed_hz		= 400000,
	.bus_num		= 2,
	.chip_select		= 0,
},
};

static struct pxa2xx_spi_master pxa_ssp1_master_info = {
	.clock_enable	= CKEN_SSP,
	.num_chipselect	= 1,
	.enable_dma	= 1,
};

static struct pxa2xx_spi_master pxa_ssp2_master_info = {
	.clock_enable	= CKEN_SSP2,
	.num_chipselect	= 1,
};

static void __init z2_spi_init(void)
{
	pxa2xx_set_spi_info(1, &pxa_ssp1_master_info);
	pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
}
#else
static inline void z2_spi_init(void) {}
#endif

/******************************************************************************
 * Core power regulator
 ******************************************************************************/
#if defined(CONFIG_REGULATOR_TPS65023) || \
	defined(CONFIG_REGULATOR_TPS65023_MODULE)
static struct regulator_consumer_supply z2_tps65021_consumers[] = {
	{
		.supply	= "vcc_core",
	}
};

static struct regulator_init_data z2_tps65021_info[] = {
	{
		.constraints = {
			.name		= "vcc_core range",
			.min_uV		= 800000,
			.max_uV		= 1600000,
			.always_on	= 1,
			.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
		},
		.consumer_supplies	= z2_tps65021_consumers,
		.num_consumer_supplies	= ARRAY_SIZE(z2_tps65021_consumers),
	}, {
		.constraints = {
			.name		= "DCDC2",
			.min_uV		= 3300000,
			.max_uV		= 3300000,
			.always_on	= 1,
		},
	}, {
		.constraints = {
			.name		= "DCDC3",
			.min_uV		= 1800000,
			.max_uV		= 1800000,
			.always_on	= 1,
		},
	}, {
		.constraints = {
			.name		= "LDO1",
			.min_uV		= 1000000,
			.max_uV		= 3150000,
			.always_on	= 1,
		},
	}, {
		.constraints = {
			.name		= "LDO2",
			.min_uV		= 1050000,
			.max_uV		= 3300000,
			.always_on	= 1,
		},
	}
};

static struct i2c_board_info __initdata z2_pi2c_board_info[] = {
	{
		I2C_BOARD_INFO("tps65021", 0x48),
		.platform_data	= &z2_tps65021_info,
	},
};

static void __init z2_pmic_init(void)
{
	pxa27x_set_i2c_power_info(NULL);
	i2c_register_board_info(1, ARRAY_AND_SIZE(z2_pi2c_board_info));
}
#else
static inline void z2_pmic_init(void) {}
#endif

#ifdef CONFIG_PM
static void z2_power_off(void)
{
	/* We're using deep sleep as poweroff, so clear PSPR to ensure that
	 * bootloader will jump to its entry point in resume handler
	 */
	PSPR = 0x0;
	local_irq_disable();
	pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
	pxa27x_cpu_pm_enter(PM_SUSPEND_MEM);
}
#else
#define z2_power_off   NULL
#endif

/******************************************************************************
 * Machine init
 ******************************************************************************/
static void __init z2_init(void)
{
	pxa2xx_mfp_config(ARRAY_AND_SIZE(z2_pin_config));

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

	z2_lcd_init();
	z2_mmc_init();
	z2_mkp_init();
	z2_i2c_init();
	z2_spi_init();
	z2_nor_init();
	z2_pwm_init();
	z2_leds_init();
	z2_keys_init();
	z2_pmic_init();

	pm_power_off = z2_power_off;
}

MACHINE_START(ZIPIT2, "Zipit Z2")
	.atag_offset	= 0x100,
	.map_io		= pxa27x_map_io,
	.nr_irqs	= PXA_NR_IRQS,
	.init_irq	= pxa27x_init_irq,
	.handle_irq	= pxa27x_handle_irq,
	.timer		= &pxa_timer,
	.init_machine	= z2_init,
	.restart	= pxa_restart,
MACHINE_END
Commit	Line	Data
b6377992 MV	1	/*
	2	* linux/arch/arm/mach-pxa/z2.c
	3	*
	4	* Support for the Zipit Z2 Handheld device.
	5	*
60adc112 MV	6	* Copyright (C) 2009-2010 Marek Vasut <marek.vasut@gmail.com>
	7	*
	8	* Based on research and code by: Ken McGuire
b6377992 MV	9	* Based on mainstone.c as modified for the Zipit Z2.
	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/platform_device.h>
	17	#include <linux/mtd/mtd.h>
	18	#include <linux/mtd/partitions.h>
	19	#include <linux/pwm_backlight.h>
d198290d	20	#include <linux/z2_battery.h>
b6377992 MV	21	#include <linux/dma-mapping.h>
b6377992 MV	22	#include <linux/spi/spi.h>
8348c259	23	#include <linux/spi/pxa2xx_spi.h>
b6377992 MV	24	#include <linux/spi/libertas_spi.h>
	25	#include <linux/spi/lms283gf05.h>
	26	#include <linux/power_supply.h>
	27	#include <linux/mtd/physmap.h>
	28	#include <linux/gpio.h>
	29	#include <linux/gpio_keys.h>
	30	#include <linux/delay.h>
320bbb86	31	#include <linux/regulator/machine.h>
b459396e	32	#include <linux/i2c/pxa-i2c.h>
b6377992 MV	33
	34	#include <asm/mach-types.h>
	35	#include <asm/mach/arch.h>
	36
	37	#include <mach/pxa27x.h>
	38	#include <mach/mfp-pxa27x.h>
	39	#include <mach/z2.h>
	40	#include <mach/pxafb.h>
	41	#include <mach/mmc.h>
4a2490ea	42	#include <plat/pxa27x_keypad.h>
41646b24	43	#include <mach/pm.h>
b6377992	44
b6377992 MV	45	#include "generic.h"
	46	#include "devices.h"
	47
	48	/******************************************************************************
	49	* Pin configuration
	50	******************************************************************************/
	51	static unsigned long z2_pin_config[] = {
	52
	53	/* LCD - 16bpp Active TFT */
	54	GPIO58_LCD_LDD_0,
	55	GPIO59_LCD_LDD_1,
	56	GPIO60_LCD_LDD_2,
	57	GPIO61_LCD_LDD_3,
	58	GPIO62_LCD_LDD_4,
	59	GPIO63_LCD_LDD_5,
	60	GPIO64_LCD_LDD_6,
	61	GPIO65_LCD_LDD_7,
	62	GPIO66_LCD_LDD_8,
	63	GPIO67_LCD_LDD_9,
	64	GPIO68_LCD_LDD_10,
	65	GPIO69_LCD_LDD_11,
	66	GPIO70_LCD_LDD_12,
	67	GPIO71_LCD_LDD_13,
	68	GPIO72_LCD_LDD_14,
	69	GPIO73_LCD_LDD_15,
	70	GPIO74_LCD_FCLK,
	71	GPIO75_LCD_LCLK,
	72	GPIO76_LCD_PCLK,
	73	GPIO77_LCD_BIAS,
	74	GPIO19_GPIO, /* LCD reset */
	75	GPIO88_GPIO, /* LCD chipselect */
	76
	77	/* PWM */
	78	GPIO115_PWM1_OUT, /* Keypad Backlight */
	79	GPIO11_PWM2_OUT, /* LCD Backlight */
	80
	81	/* MMC */
	82	GPIO32_MMC_CLK,
	83	GPIO112_MMC_CMD,
	84	GPIO92_MMC_DAT_0,
	85	GPIO109_MMC_DAT_1,
	86	GPIO110_MMC_DAT_2,
	87	GPIO111_MMC_DAT_3,
	88	GPIO96_GPIO, /* SD detect */
	89
	90	/* STUART */
	91	GPIO46_STUART_RXD,
	92	GPIO47_STUART_TXD,
	93
	94	/* Keypad */
2e62344d VK	95	GPIO100_KP_MKIN_0,
	96	GPIO101_KP_MKIN_1,
	97	GPIO102_KP_MKIN_2,
	98	GPIO34_KP_MKIN_3,
	99	GPIO38_KP_MKIN_4,
	100	GPIO16_KP_MKIN_5,
	101	GPIO17_KP_MKIN_6,
b6377992 MV	102	GPIO103_KP_MKOUT_0,
	103	GPIO104_KP_MKOUT_1,
	104	GPIO105_KP_MKOUT_2,
	105	GPIO106_KP_MKOUT_3,
	106	GPIO107_KP_MKOUT_4,
	107	GPIO108_KP_MKOUT_5,
	108	GPIO35_KP_MKOUT_6,
	109	GPIO41_KP_MKOUT_7,
	110
	111	/* I2C */
	112	GPIO117_I2C_SCL,
	113	GPIO118_I2C_SDA,
	114
	115	/* SSP1 */
	116	GPIO23_SSP1_SCLK, /* SSP1_SCK */
	117	GPIO25_SSP1_TXD, /* SSP1_TXD */
	118	GPIO26_SSP1_RXD, /* SSP1_RXD */
	119
	120	/* SSP2 */
	121	GPIO22_SSP2_SCLK, /* SSP2_SCK */
	122	GPIO13_SSP2_TXD, /* SSP2_TXD */
	123	GPIO40_SSP2_RXD, /* SSP2_RXD */
	124
	125	/* LEDs */
	126	GPIO10_GPIO, /* WiFi LED */
	127	GPIO83_GPIO, /* Charging LED */
	128	GPIO85_GPIO, /* Charged LED */
	129
	130	/* I2S */
	131	GPIO28_I2S_BITCLK_OUT,
	132	GPIO29_I2S_SDATA_IN,
	133	GPIO30_I2S_SDATA_OUT,
	134	GPIO31_I2S_SYNC,
	135	GPIO113_I2S_SYSCLK,
	136
	137	/* MISC */
	138	GPIO0_GPIO, /* AC power detect */
	139	GPIO1_GPIO, /* Power button */
	140	GPIO37_GPIO, /* Headphone detect */
	141	GPIO98_GPIO, /* Lid switch */
b8f56a78	142	GPIO14_GPIO, /* WiFi Power */
b6377992 MV	143	GPIO24_GPIO, /* WiFi CS */
	144	GPIO36_GPIO, /* WiFi IRQ */
	145	GPIO88_GPIO, /* LCD CS */
	146	};
	147
	148	/******************************************************************************
	149	* NOR Flash
	150	******************************************************************************/
	151	#if defined(CONFIG_MTD_PHYSMAP) \|\| defined(CONFIG_MTD_PHYSMAP_MODULE)
	152	static struct resource z2_flash_resource = {
	153	.start = PXA_CS0_PHYS,
	154	.end = PXA_CS0_PHYS + SZ_8M - 1,
	155	.flags = IORESOURCE_MEM,
	156	};
	157
	158	static struct mtd_partition z2_flash_parts[] = {
	159	{
	160	.name = "U-Boot Bootloader",
	161	.offset = 0x0,
60adc112 MV	162	.size = 0x40000,
60adc112 MV	163	}, {
b6377992	164	.name = "U-Boot Environment",
60adc112	165	.offset = 0x40000,
77310840	166	.size = 0x20000,
60adc112 MV	167	}, {
	168	.name = "Flash",
	169	.offset = 0x60000,
b6377992 MV	170	.size = MTDPART_SIZ_FULL,
	171	},
	172	};
	173
	174	static struct physmap_flash_data z2_flash_data = {
	175	.width = 2,
	176	.parts = z2_flash_parts,
	177	.nr_parts = ARRAY_SIZE(z2_flash_parts),
	178	};
	179
	180	static struct platform_device z2_flash = {
	181	.name = "physmap-flash",
	182	.id = -1,
	183	.resource = &z2_flash_resource,
	184	.num_resources = 1,
	185	.dev = {
	186	.platform_data = &z2_flash_data,
	187	},
	188	};
	189
	190	static void __init z2_nor_init(void)
	191	{
	192	platform_device_register(&z2_flash);
	193	}
	194	#else
	195	static inline void z2_nor_init(void) {}
	196	#endif
	197
	198	/******************************************************************************
	199	* Backlight
	200	******************************************************************************/
	201	#if defined(CONFIG_BACKLIGHT_PWM) \|\| defined(CONFIG_BACKLIGHT_PWM_MODULE)
	202	static struct platform_pwm_backlight_data z2_backlight_data[] = {
	203	[0] = {
	204	/* Keypad Backlight */
	205	.pwm_id = 1,
	206	.max_brightness = 1023,
034e1756	207	.dft_brightness = 0,
b6377992 MV	208	.pwm_period_ns = 1260320,
	209	},
	210	[1] = {
	211	/* LCD Backlight */
	212	.pwm_id = 2,
	213	.max_brightness = 1023,
	214	.dft_brightness = 512,
	215	.pwm_period_ns = 1260320,
	216	},
	217	};
	218
	219	static struct platform_device z2_backlight_devices[2] = {
	220	{
	221	.name = "pwm-backlight",
	222	.id = 0,
	223	.dev = {
	224	.platform_data = &z2_backlight_data[1],
	225	},
	226	},
	227	{
	228	.name = "pwm-backlight",
	229	.id = 1,
	230	.dev = {
	231	.platform_data = &z2_backlight_data[0],
	232	},
	233	},
	234	};
	235	static void __init z2_pwm_init(void)
	236	{
	237	platform_device_register(&z2_backlight_devices[0]);
	238	platform_device_register(&z2_backlight_devices[1]);
	239	}
	240	#else
	241	static inline void z2_pwm_init(void) {}
	242	#endif
	243
	244	/******************************************************************************
	245	* Framebuffer
	246	******************************************************************************/
	247	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
	248	static struct pxafb_mode_info z2_lcd_modes[] = {
	249	{
	250	.pixclock = 192000,
	251	.xres = 240,
	252	.yres = 320,
	253	.bpp = 16,
	254
	255	.left_margin = 4,
	256	.right_margin = 8,
	257	.upper_margin = 4,
	258	.lower_margin = 8,
	259
	260	.hsync_len = 4,
	261	.vsync_len = 4,
	262	},
	263	};
	264
	265	static struct pxafb_mach_info z2_lcd_screen = {
	266	.modes = z2_lcd_modes,
	267	.num_modes = ARRAY_SIZE(z2_lcd_modes),
	268	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_BIAS_ACTIVE_LOW \|
	269	LCD_ALTERNATE_MAPPING,
	270	};
	271
272	static void __init z2_lcd_init(void)
273	{
4321e1a1	274	pxa_set_fb_info(NULL, &z2_lcd_screen);
b6377992 MV	275	}
	276	#else
	277	static inline void z2_lcd_init(void) {}
	278	#endif
	279
	280	/******************************************************************************
	281	* SD/MMC card controller
	282	******************************************************************************/
	283	#if defined(CONFIG_MMC_PXA) \|\| defined(CONFIG_MMC_PXA_MODULE)
	284	static struct pxamci_platform_data z2_mci_platform_data = {
	285	.ocr_mask = MMC_VDD_32_33 \| MMC_VDD_33_34,
	286	.gpio_card_detect = GPIO96_ZIPITZ2_SD_DETECT,
	287	.gpio_power = -1,
	288	.gpio_card_ro = -1,
f97cab28	289	.detect_delay_ms = 200,
b6377992 MV	290	};
	291
	292	static void __init z2_mmc_init(void)
	293	{
	294	pxa_set_mci_info(&z2_mci_platform_data);
	295	}
	296	#else
	297	static inline void z2_mmc_init(void) {}
	298	#endif
	299
	300	/******************************************************************************
	301	* LEDs
	302	******************************************************************************/
	303	#if defined(CONFIG_LEDS_GPIO) \|\| defined(CONFIG_LEDS_GPIO_MODULE)
	304	struct gpio_led z2_gpio_leds[] = {
	305	{
	306	.name = "z2:green:wifi",
	307	.default_trigger = "none",
	308	.gpio = GPIO10_ZIPITZ2_LED_WIFI,
	309	.active_low = 1,
	310	}, {
	311	.name = "z2:green:charged",
54d57100	312	.default_trigger = "mmc0",
b6377992 MV	313	.gpio = GPIO85_ZIPITZ2_LED_CHARGED,
	314	.active_low = 1,
	315	}, {
	316	.name = "z2:amber:charging",
54d57100	317	.default_trigger = "Z2-charging-or-full",
b6377992 MV	318	.gpio = GPIO83_ZIPITZ2_LED_CHARGING,
	319	.active_low = 1,
	320	},
	321	};
	322
	323	static struct gpio_led_platform_data z2_gpio_led_info = {
	324	.leds = z2_gpio_leds,
	325	.num_leds = ARRAY_SIZE(z2_gpio_leds),
	326	};
	327
	328	static struct platform_device z2_leds = {
	329	.name = "leds-gpio",
	330	.id = -1,
	331	.dev = {
	332	.platform_data = &z2_gpio_led_info,
	333	}
	334	};
	335
	336	static void __init z2_leds_init(void)
	337	{
	338	platform_device_register(&z2_leds);
	339	}
	340	#else
	341	static inline void z2_leds_init(void) {}
	342	#endif
	343
	344	/******************************************************************************
	345	* GPIO keyboard
	346	******************************************************************************/
	347	#if defined(CONFIG_KEYBOARD_PXA27x) \|\| defined(CONFIG_KEYBOARD_PXA27x_MODULE)
	348	static unsigned int z2_matrix_keys[] = {
	349	KEY(0, 0, KEY_OPTION),
	350	KEY(1, 0, KEY_UP),
	351	KEY(2, 0, KEY_DOWN),
	352	KEY(3, 0, KEY_LEFT),
	353	KEY(4, 0, KEY_RIGHT),
	354	KEY(5, 0, KEY_END),
	355	KEY(6, 0, KEY_KPPLUS),
	356
	357	KEY(0, 1, KEY_HOME),
	358	KEY(1, 1, KEY_Q),
	359	KEY(2, 1, KEY_I),
	360	KEY(3, 1, KEY_G),
	361	KEY(4, 1, KEY_X),
	362	KEY(5, 1, KEY_ENTER),
	363	KEY(6, 1, KEY_KPMINUS),
	364
	365	KEY(0, 2, KEY_PAGEUP),
	366	KEY(1, 2, KEY_W),
	367	KEY(2, 2, KEY_O),
	368	KEY(3, 2, KEY_H),
	369	KEY(4, 2, KEY_C),
	370	KEY(5, 2, KEY_LEFTALT),
	371
	372	KEY(0, 3, KEY_PAGEDOWN),
	373	KEY(1, 3, KEY_E),
	374	KEY(2, 3, KEY_P),
	375	KEY(3, 3, KEY_J),
	376	KEY(4, 3, KEY_V),
	377	KEY(5, 3, KEY_LEFTSHIFT),
	378
	379	KEY(0, 4, KEY_ESC),
	380	KEY(1, 4, KEY_R),
	381	KEY(2, 4, KEY_A),
382	KEY(3, 4, KEY_K),
383	KEY(4, 4, KEY_B),
384	KEY(5, 4, KEY_LEFTCTRL),
385
386	KEY(0, 5, KEY_TAB),
387	KEY(1, 5, KEY_T),
388	KEY(2, 5, KEY_S),
389	KEY(3, 5, KEY_L),
390	KEY(4, 5, KEY_N),
391	KEY(5, 5, KEY_SPACE),
392
393	KEY(0, 6, KEY_STOPCD),
394	KEY(1, 6, KEY_Y),
395	KEY(2, 6, KEY_D),
396	KEY(3, 6, KEY_BACKSPACE),
397	KEY(4, 6, KEY_M),
398	KEY(5, 6, KEY_COMMA),
399
400	KEY(0, 7, KEY_PLAYCD),
401	KEY(1, 7, KEY_U),
402	KEY(2, 7, KEY_F),
403	KEY(3, 7, KEY_Z),
404	KEY(4, 7, KEY_SEMICOLON),
405	KEY(5, 7, KEY_DOT),
406	};
407
408	static struct pxa27x_keypad_platform_data z2_keypad_platform_data = {
409	.matrix_key_rows = 7,
410	.matrix_key_cols = 8,
411	.matrix_key_map = z2_matrix_keys,
412	.matrix_key_map_size = ARRAY_SIZE(z2_matrix_keys),
413
414	.debounce_interval = 30,
415	};
416
417	static void __init z2_mkp_init(void)
418	{
419	pxa_set_keypad_info(&z2_keypad_platform_data);
420	}
421	#else
422	static inline void z2_mkp_init(void) {}
423	#endif
424
425	/******************************************************************************
426	* GPIO keys
427	******************************************************************************/
428	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
429	static struct gpio_keys_button z2_pxa_buttons[] = {
2e62344d VK	430	{
	431	.code = KEY_POWER,
	432	.gpio = GPIO1_ZIPITZ2_POWER_BUTTON,
	433	.active_low = 0,
	434	.desc = "Power Button",
	435	.wakeup = 1,
	436	.type = EV_KEY,
	437	},
	438	{
e3b1ceed	439	.code = SW_LID,
2e62344d	440	.gpio = GPIO98_ZIPITZ2_LID_BUTTON,
e3b1ceed VK	441	.active_low = 1,
	442	.desc = "Lid Switch",
	443	.wakeup = 0,
	444	.type = EV_SW,
2e62344d	445	},
b6377992 MV	446	};
	447
	448	static struct gpio_keys_platform_data z2_pxa_keys_data = {
	449	.buttons = z2_pxa_buttons,
	450	.nbuttons = ARRAY_SIZE(z2_pxa_buttons),
	451	};
	452
	453	static struct platform_device z2_pxa_keys = {
	454	.name = "gpio-keys",
	455	.id = -1,
	456	.dev = {
	457	.platform_data = &z2_pxa_keys_data,
	458	},
	459	};
	460
	461	static void __init z2_keys_init(void)
	462	{
	463	platform_device_register(&z2_pxa_keys);
	464	}
	465	#else
	466	static inline void z2_keys_init(void) {}
	467	#endif
	468
d198290d MV	469	/******************************************************************************
	470	* Battery
	471	******************************************************************************/
	472	#if defined(CONFIG_I2C_PXA) \|\| defined(CONFIG_I2C_PXA_MODULE)
	473	static struct z2_battery_info batt_chip_info = {
	474	.batt_I2C_bus = 0,
	475	.batt_I2C_addr = 0x55,
	476	.batt_I2C_reg = 2,
	477	.charge_gpio = GPIO0_ZIPITZ2_AC_DETECT,
233cdbce VK	478	.min_voltage = 3475000,
	479	.max_voltage = 4190000,
	480	.batt_div = 59,
d198290d MV	481	.batt_mult = 1000000,
	482	.batt_tech = POWER_SUPPLY_TECHNOLOGY_LION,
	483	.batt_name = "Z2",
	484	};
	485
	486	static struct i2c_board_info __initdata z2_i2c_board_info[] = {
	487	{
	488	I2C_BOARD_INFO("aer915", 0x55),
	489	.platform_data = &batt_chip_info,
8499ded8 MV	490	}, {
	491	I2C_BOARD_INFO("wm8750", 0x1b),
	492	},
	493
d198290d MV	494	};
	495
	496	static void __init z2_i2c_init(void)
	497	{
	498	pxa_set_i2c_info(NULL);
	499	i2c_register_board_info(0, ARRAY_AND_SIZE(z2_i2c_board_info));
	500	}
	501	#else
	502	static inline void z2_i2c_init(void) {}
	503	#endif
	504
b6377992 MV	505	/******************************************************************************
	506	* SSP Devices - WiFi and LCD control
	507	******************************************************************************/
	508	#if defined(CONFIG_SPI_PXA2XX) \|\| defined(CONFIG_SPI_PXA2XX_MODULE)
	509	/* WiFi */
	510	static int z2_lbs_spi_setup(struct spi_device *spi)
	511	{
	512	int ret = 0;
	513
b8f56a78	514	ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power");
b6377992 MV	515	if (ret)
	516	goto err;
	517
b8f56a78	518	ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1);
b6377992 MV	519	if (ret)
	520	goto err2;
	521
b8f56a78	522	/* Wait until card is powered on */
b6377992	523	mdelay(180);
b6377992 MV	524
	525	spi->bits_per_word = 16;
	526	spi->mode = SPI_MODE_2,
	527
	528	spi_setup(spi);
	529
	530	return 0;
	531
b6377992	532	err2:
b8f56a78	533	gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
b6377992 MV	534	err:
	535	return ret;
	536	};
	537
	538	static int z2_lbs_spi_teardown(struct spi_device *spi)
	539	{
b8f56a78 VK	540	gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0);
b8f56a78 VK	541	gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
b6377992	542
b8f56a78	543	return 0;
b6377992 MV	544	};
	545
	546	static struct pxa2xx_spi_chip z2_lbs_chip_info = {
	547	.rx_threshold = 8,
	548	.tx_threshold = 8,
	549	.timeout = 1000,
	550	.gpio_cs = GPIO24_ZIPITZ2_WIFI_CS,
	551	};
	552
	553	static struct libertas_spi_platform_data z2_lbs_pdata = {
	554	.use_dummy_writes = 1,
	555	.setup = z2_lbs_spi_setup,
	556	.teardown = z2_lbs_spi_teardown,
	557	};
	558
	559	/* LCD */
	560	static struct pxa2xx_spi_chip lms283_chip_info = {
	561	.rx_threshold = 1,
	562	.tx_threshold = 1,
	563	.timeout = 64,
	564	.gpio_cs = GPIO88_ZIPITZ2_LCD_CS,
	565	};
	566
	567	static const struct lms283gf05_pdata lms283_pdata = {
	568	.reset_gpio = GPIO19_ZIPITZ2_LCD_RESET,
	569	};
	570
	571	static struct spi_board_info spi_board_info[] __initdata = {
	572	{
	573	.modalias = "libertas_spi",
	574	.platform_data = &z2_lbs_pdata,
	575	.controller_data = &z2_lbs_chip_info,
4929f5a8	576	.irq = PXA_GPIO_TO_IRQ(GPIO36_ZIPITZ2_WIFI_IRQ),
b6377992 MV	577	.max_speed_hz = 13000000,
	578	.bus_num = 1,
	579	.chip_select = 0,
	580	},
	581	{
	582	.modalias = "lms283gf05",
	583	.controller_data = &lms283_chip_info,
	584	.platform_data = &lms283_pdata,
	585	.max_speed_hz = 400000,
	586	.bus_num = 2,
	587	.chip_select = 0,
	588	},
	589	};
	590
	591	static struct pxa2xx_spi_master pxa_ssp1_master_info = {
	592	.clock_enable = CKEN_SSP,
	593	.num_chipselect = 1,
	594	.enable_dma = 1,
	595	};
	596
	597	static struct pxa2xx_spi_master pxa_ssp2_master_info = {
	598	.clock_enable = CKEN_SSP2,
	599	.num_chipselect = 1,
	600	};
	601
	602	static void __init z2_spi_init(void)
	603	{
	604	pxa2xx_set_spi_info(1, &pxa_ssp1_master_info);
	605	pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
	606	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
	607	}
	608	#else
	609	static inline void z2_spi_init(void) {}
	610	#endif
	611
320bbb86 MV	612	/******************************************************************************
	613	* Core power regulator
	614	******************************************************************************/
	615	#if defined(CONFIG_REGULATOR_TPS65023) \|\| \
	616	defined(CONFIG_REGULATOR_TPS65023_MODULE)
	617	static struct regulator_consumer_supply z2_tps65021_consumers[] = {
	618	{
	619	.supply = "vcc_core",
	620	}
	621	};
	622
	623	static struct regulator_init_data z2_tps65021_info[] = {
	624	{
	625	.constraints = {
	626	.name = "vcc_core range",
	627	.min_uV = 800000,
	628	.max_uV = 1600000,
	629	.always_on = 1,
	630	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
	631	},
	632	.consumer_supplies = z2_tps65021_consumers,
	633	.num_consumer_supplies = ARRAY_SIZE(z2_tps65021_consumers),
	634	}, {
	635	.constraints = {
	636	.name = "DCDC2",
	637	.min_uV = 3300000,
	638	.max_uV = 3300000,
	639	.always_on = 1,
	640	},
	641	}, {
	642	.constraints = {
	643	.name = "DCDC3",
	644	.min_uV = 1800000,
	645	.max_uV = 1800000,
	646	.always_on = 1,
	647	},
	648	}, {
	649	.constraints = {
	650	.name = "LDO1",
	651	.min_uV = 1000000,
	652	.max_uV = 3150000,
	653	.always_on = 1,
	654	},
	655	}, {
	656	.constraints = {
	657	.name = "LDO2",
	658	.min_uV = 1050000,
	659	.max_uV = 3300000,
	660	.always_on = 1,
	661	},
	662	}
	663	};
	664
	665	static struct i2c_board_info __initdata z2_pi2c_board_info[] = {
	666	{
	667	I2C_BOARD_INFO("tps65021", 0x48),
	668	.platform_data = &z2_tps65021_info,
	669	},
	670	};
	671
	672	static void __init z2_pmic_init(void)
	673	{
	674	pxa27x_set_i2c_power_info(NULL);
	675	i2c_register_board_info(1, ARRAY_AND_SIZE(z2_pi2c_board_info));
676	}
677	#else
678	static inline void z2_pmic_init(void) {}
679	#endif
680
41646b24 VK	681	#ifdef CONFIG_PM
	682	static void z2_power_off(void)
	683	{
	684	/* We're using deep sleep as poweroff, so clear PSPR to ensure that
	685	* bootloader will jump to its entry point in resume handler
	686	*/
	687	PSPR = 0x0;
	688	local_irq_disable();
ba4a90a6 EM	689	pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
ba4a90a6 EM	690	pxa27x_cpu_pm_enter(PM_SUSPEND_MEM);
41646b24 VK	691	}
	692	#else
	693	#define z2_power_off NULL
	694	#endif
	695
b6377992 MV	696	/******************************************************************************
	697	* Machine init
	698	******************************************************************************/
	699	static void __init z2_init(void)
	700	{
	701	pxa2xx_mfp_config(ARRAY_AND_SIZE(z2_pin_config));
	702
d198290d MV	703	pxa_set_ffuart_info(NULL);
	704	pxa_set_btuart_info(NULL);
	705	pxa_set_stuart_info(NULL);
	706
b6377992 MV	707	z2_lcd_init();
	708	z2_mmc_init();
	709	z2_mkp_init();
d198290d	710	z2_i2c_init();
b6377992 MV	711	z2_spi_init();
	712	z2_nor_init();
	713	z2_pwm_init();
	714	z2_leds_init();
	715	z2_keys_init();
320bbb86	716	z2_pmic_init();
41646b24 VK	717
41646b24 VK	718	pm_power_off = z2_power_off;
b6377992 MV	719	}
	720
	721	MACHINE_START(ZIPIT2, "Zipit Z2")
7375aba6	722	.atag_offset = 0x100,
851982c1	723	.map_io = pxa27x_map_io,
4e611091	724	.nr_irqs = PXA_NR_IRQS,
b6377992	725	.init_irq = pxa27x_init_irq,
8a97ae2f	726	.handle_irq = pxa27x_handle_irq,
b6377992 MV	727	.timer = &pxa_timer,
b6377992 MV	728	.init_machine = z2_init,
271a74fc	729	.restart = pxa_restart,
b6377992	730	MACHINE_END