| /* |
| * 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.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/machine.h> |
| #include <linux/gpio_keys.h> |
| #include <linux/delay.h> |
| #include <linux/regulator/machine.h> |
| #include <linux/platform_data/i2c-pxa.h> |
| |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| |
| #include "pxa27x.h" |
| #include "mfp-pxa27x.h" |
| #include <mach/z2.h> |
| #include <linux/platform_data/video-pxafb.h> |
| #include <linux/platform_data/mmc-pxamci.h> |
| #include <linux/platform_data/keypad-pxa27x.h> |
| #include "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 pwm_lookup z2_pwm_lookup[] = { |
| PWM_LOOKUP("pxa27x-pwm.1", 0, "pwm-backlight.0", NULL, 1260320, |
| PWM_POLARITY_NORMAL), |
| PWM_LOOKUP("pxa27x-pwm.0", 1, "pwm-backlight.1", NULL, 1260320, |
| PWM_POLARITY_NORMAL), |
| }; |
| |
| static struct platform_pwm_backlight_data z2_backlight_data[] = { |
| [0] = { |
| /* Keypad Backlight */ |
| .max_brightness = 1023, |
| .dft_brightness = 0, |
| .enable_gpio = -1, |
| }, |
| [1] = { |
| /* LCD Backlight */ |
| .max_brightness = 1023, |
| .dft_brightness = 512, |
| .enable_gpio = -1, |
| }, |
| }; |
| |
| 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) |
| { |
| pwm_add_table(z2_pwm_lookup, ARRAY_SIZE(z2_pwm_lookup)); |
| 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, |
| .detect_delay_ms = 200, |
| }; |
| |
| static struct gpiod_lookup_table z2_mci_gpio_table = { |
| .dev_id = "pxa2xx-mci.0", |
| .table = { |
| GPIO_LOOKUP("gpio-pxa", GPIO96_ZIPITZ2_SD_DETECT, |
| "cd", GPIO_ACTIVE_LOW), |
| { }, |
| }, |
| }; |
| |
| static void __init z2_mmc_init(void) |
| { |
| gpiod_add_lookup_table(&z2_mci_gpio_table); |
| 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 const 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 matrix_keymap_data z2_matrix_keymap_data = { |
| .keymap = z2_matrix_keys, |
| .keymap_size = ARRAY_SIZE(z2_matrix_keys), |
| }; |
| |
| static struct pxa27x_keypad_platform_data z2_keypad_platform_data = { |
| .matrix_key_rows = 7, |
| .matrix_key_cols = 8, |
| .matrix_keymap_data = &z2_matrix_keymap_data, |
| |
| .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 = { |
| .num_chipselect = 1, |
| .enable_dma = 1, |
| }; |
| |
| static struct pxa2xx_spi_master pxa_ssp2_master_info = { |
| .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[] = { |
| REGULATOR_SUPPLY("vcc_core", NULL), |
| }; |
| |
| 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, |
| .init_time = pxa_timer_init, |
| .init_machine = z2_init, |
| .restart = pxa_restart, |
| MACHINE_END |