diff options
Diffstat (limited to 'arch/arm/mach-pxa/raumfeld.c')
| -rw-r--r-- | arch/arm/mach-pxa/raumfeld.c | 1187 |
1 files changed, 0 insertions, 1187 deletions
diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c deleted file mode 100644 index e1db072756f2..000000000000 --- a/arch/arm/mach-pxa/raumfeld.c +++ /dev/null @@ -1,1187 +0,0 @@ -/* - * arch/arm/mach-pxa/raumfeld.c - * - * Support for the following Raumfeld devices: - * - * * Controller - * * Connector - * * Speaker S/M - * - * See http://www.raumfeld.com for details. - * - * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de> - * - * 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/init.h> -#include <linux/kernel.h> -#include <linux/property.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> -#include <linux/gpio/machine.h> -#include <linux/smsc911x.h> -#include <linux/input.h> -#include <linux/gpio_keys.h> -#include <linux/leds.h> -#include <linux/w1-gpio.h> -#include <linux/sched.h> -#include <linux/pwm.h> -#include <linux/pwm_backlight.h> -#include <linux/i2c.h> -#include <linux/platform_data/i2c-pxa.h> -#include <linux/spi/spi.h> -#include <linux/spi/spi_gpio.h> -#include <linux/lis3lv02d.h> -#include <linux/pda_power.h> -#include <linux/power_supply.h> -#include <linux/regulator/max8660.h> -#include <linux/regulator/machine.h> -#include <linux/regulator/fixed.h> -#include <linux/regulator/consumer.h> -#include <linux/delay.h> - -#include <asm/system_info.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include "pxa300.h" -#include <linux/platform_data/usb-ohci-pxa27x.h> -#include <linux/platform_data/video-pxafb.h> -#include <linux/platform_data/mmc-pxamci.h> -#include <linux/platform_data/mtd-nand-pxa3xx.h> - -#include "generic.h" -#include "devices.h" - -/* common GPIO definitions */ - -/* inputs */ -#define GPIO_ON_OFF (14) -#define GPIO_VOLENC_A (19) -#define GPIO_VOLENC_B (20) -#define GPIO_CHARGE_DONE (23) -#define GPIO_CHARGE_IND (27) -#define GPIO_TOUCH_IRQ (32) -#define GPIO_ETH_IRQ (40) -#define GPIO_SPI_MISO (98) -#define GPIO_ACCEL_IRQ (104) -#define GPIO_RESCUE_BOOT (115) -#define GPIO_DOCK_DETECT (116) -#define GPIO_KEY1 (117) -#define GPIO_KEY2 (118) -#define GPIO_KEY3 (119) -#define GPIO_CHARGE_USB_OK (112) -#define GPIO_CHARGE_DC_OK (101) -#define GPIO_CHARGE_USB_SUSP (102) - -/* outputs */ -#define GPIO_SHUTDOWN_SUPPLY (16) -#define GPIO_SHUTDOWN_BATT (18) -#define GPIO_CHRG_PEN2 (31) -#define GPIO_TFT_VA_EN (33) -#define GPIO_SPDIF_CS (34) -#define GPIO_LED2 (35) -#define GPIO_LED1 (36) -#define GPIO_SPDIF_RESET (38) -#define GPIO_SPI_CLK (95) -#define GPIO_MCLK_DAC_CS (96) -#define GPIO_SPI_MOSI (97) -#define GPIO_W1_PULLUP_ENABLE (105) -#define GPIO_DISPLAY_ENABLE (106) -#define GPIO_MCLK_RESET (111) -#define GPIO_W2W_RESET (113) -#define GPIO_W2W_PDN (114) -#define GPIO_CODEC_RESET (120) -#define GPIO_AUDIO_VA_ENABLE (124) -#define GPIO_ACCEL_CS (125) -#define GPIO_ONE_WIRE (126) - -/* - * GPIO configurations - */ -static mfp_cfg_t raumfeld_controller_pin_config[] __initdata = { - /* UART1 */ - GPIO77_UART1_RXD, - GPIO78_UART1_TXD, - GPIO79_UART1_CTS, - GPIO81_UART1_DSR, - GPIO83_UART1_DTR, - GPIO84_UART1_RTS, - - /* UART3 */ - GPIO110_UART3_RXD, - - /* USB Host */ - GPIO0_2_USBH_PEN, - GPIO1_2_USBH_PWR, - - /* I2C */ - GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - - /* SPI */ - GPIO34_GPIO, /* SPDIF_CS */ - GPIO96_GPIO, /* MCLK_CS */ - GPIO125_GPIO, /* ACCEL_CS */ - - /* MMC */ - GPIO3_MMC1_DAT0, - GPIO4_MMC1_DAT1, - GPIO5_MMC1_DAT2, - GPIO6_MMC1_DAT3, - GPIO7_MMC1_CLK, - GPIO8_MMC1_CMD, - - /* One-wire */ - GPIO126_GPIO | MFP_LPM_FLOAT, - GPIO105_GPIO | MFP_PULL_LOW | MFP_LPM_PULL_LOW, - - /* CHRG_USB_OK */ - GPIO101_GPIO | MFP_PULL_HIGH, - /* CHRG_USB_OK */ - GPIO112_GPIO | MFP_PULL_HIGH, - /* CHRG_USB_SUSP */ - GPIO102_GPIO, - /* DISPLAY_ENABLE */ - GPIO106_GPIO, - /* DOCK_DETECT */ - GPIO116_GPIO | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - - /* 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, - GPIO70_LCD_LDD_16, - GPIO71_LCD_LDD_17, - GPIO72_LCD_FCLK, - GPIO73_LCD_LCLK, - GPIO74_LCD_PCLK, - GPIO75_LCD_BIAS, -}; - -static mfp_cfg_t raumfeld_connector_pin_config[] __initdata = { - /* UART1 */ - GPIO77_UART1_RXD, - GPIO78_UART1_TXD, - GPIO79_UART1_CTS, - GPIO81_UART1_DSR, - GPIO83_UART1_DTR, - GPIO84_UART1_RTS, - - /* UART3 */ - GPIO110_UART3_RXD, - - /* USB Host */ - GPIO0_2_USBH_PEN, - GPIO1_2_USBH_PWR, - - /* I2C */ - GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - - /* SPI */ - GPIO34_GPIO, /* SPDIF_CS */ - GPIO96_GPIO, /* MCLK_CS */ - GPIO125_GPIO, /* ACCEL_CS */ - - /* MMC */ - GPIO3_MMC1_DAT0, - GPIO4_MMC1_DAT1, - GPIO5_MMC1_DAT2, - GPIO6_MMC1_DAT3, - GPIO7_MMC1_CLK, - GPIO8_MMC1_CMD, - - /* Ethernet */ - GPIO1_nCS2, /* CS */ - GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */ - - /* SSP for I2S */ - GPIO85_SSP1_SCLK, - GPIO89_SSP1_EXTCLK, - GPIO86_SSP1_FRM, - GPIO87_SSP1_TXD, - GPIO88_SSP1_RXD, - GPIO90_SSP1_SYSCLK, - - /* SSP2 for S/PDIF */ - GPIO25_SSP2_SCLK, - GPIO26_SSP2_FRM, - GPIO27_SSP2_TXD, - GPIO29_SSP2_EXTCLK, - - /* LEDs */ - GPIO35_GPIO | MFP_LPM_PULL_LOW, - GPIO36_GPIO | MFP_LPM_DRIVE_HIGH, -}; - -static mfp_cfg_t raumfeld_speaker_pin_config[] __initdata = { - /* UART1 */ - GPIO77_UART1_RXD, - GPIO78_UART1_TXD, - GPIO79_UART1_CTS, - GPIO81_UART1_DSR, - GPIO83_UART1_DTR, - GPIO84_UART1_RTS, - - /* UART3 */ - GPIO110_UART3_RXD, - - /* USB Host */ - GPIO0_2_USBH_PEN, - GPIO1_2_USBH_PWR, - - /* I2C */ - GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT, - - /* SPI */ - GPIO34_GPIO, /* SPDIF_CS */ - GPIO96_GPIO, /* MCLK_CS */ - GPIO125_GPIO, /* ACCEL_CS */ - - /* MMC */ - GPIO3_MMC1_DAT0, - GPIO4_MMC1_DAT1, - GPIO5_MMC1_DAT2, - GPIO6_MMC1_DAT3, - GPIO7_MMC1_CLK, - GPIO8_MMC1_CMD, - - /* Ethernet */ - GPIO1_nCS2, /* CS */ - GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */ - - /* SSP for I2S */ - GPIO85_SSP1_SCLK, - GPIO89_SSP1_EXTCLK, - GPIO86_SSP1_FRM, - GPIO87_SSP1_TXD, - GPIO88_SSP1_RXD, - GPIO90_SSP1_SYSCLK, - - /* LEDs */ - GPIO35_GPIO | MFP_LPM_PULL_LOW, - GPIO36_GPIO | MFP_LPM_DRIVE_HIGH, -}; - -/* - * SMSC LAN9220 Ethernet - */ - -static struct resource smc91x_resources[] = { - { - .start = PXA3xx_CS2_PHYS, - .end = PXA3xx_CS2_PHYS + 0xfffff, - .flags = IORESOURCE_MEM, - }, - { - .start = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ), - .end = PXA_GPIO_TO_IRQ(GPIO_ETH_IRQ), - .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING, - } -}; - -static struct smsc911x_platform_config raumfeld_smsc911x_config = { - .phy_interface = PHY_INTERFACE_MODE_MII, - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, -}; - -static struct platform_device smc91x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, - .dev = { - .platform_data = &raumfeld_smsc911x_config, - } -}; - -/** - * NAND - */ - -static struct mtd_partition raumfeld_nand_partitions[] = { - { - .name = "Bootloader", - .offset = 0, - .size = 0xa0000, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "BootloaderEnvironment", - .offset = 0xa0000, - .size = 0x20000, - }, - { - .name = "BootloaderSplashScreen", - .offset = 0xc0000, - .size = 0x60000, - }, - { - .name = "UBI", - .offset = 0x120000, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct pxa3xx_nand_platform_data raumfeld_nand_info = { - .keep_config = 1, - .parts = raumfeld_nand_partitions, - .nr_parts = ARRAY_SIZE(raumfeld_nand_partitions), -}; - -/** - * USB (OHCI) support - */ - -static struct pxaohci_platform_data raumfeld_ohci_info = { - .port_mode = PMM_GLOBAL_MODE, - .flags = ENABLE_PORT1, -}; - -/** - * Rotary encoder input device - */ - -static struct gpiod_lookup_table raumfeld_rotary_gpios_table = { - .dev_id = "rotary-encoder.0", - .table = { - GPIO_LOOKUP_IDX("gpio-0", - GPIO_VOLENC_A, NULL, 0, GPIO_ACTIVE_LOW), - GPIO_LOOKUP_IDX("gpio-0", - GPIO_VOLENC_B, NULL, 1, GPIO_ACTIVE_HIGH), - { }, - }, -}; - -static const struct property_entry raumfeld_rotary_properties[] __initconst = { - PROPERTY_ENTRY_U32("rotary-encoder,steps-per-period", 24), - PROPERTY_ENTRY_U32("linux,axis", REL_X), - PROPERTY_ENTRY_U32("rotary-encoder,relative_axis", 1), - { }, -}; - -static struct platform_device rotary_encoder_device = { - .name = "rotary-encoder", - .id = 0, -}; - -/** - * GPIO buttons - */ - -static struct gpio_keys_button gpio_keys_button[] = { - { - .code = KEY_F1, - .type = EV_KEY, - .gpio = GPIO_KEY1, - .active_low = 1, - .wakeup = 0, - .debounce_interval = 5, /* ms */ - .desc = "Button 1", - }, - { - .code = KEY_F2, - .type = EV_KEY, - .gpio = GPIO_KEY2, - .active_low = 1, - .wakeup = 0, - .debounce_interval = 5, /* ms */ - .desc = "Button 2", - }, - { - .code = KEY_F3, - .type = EV_KEY, - .gpio = GPIO_KEY3, - .active_low = 1, - .wakeup = 0, - .debounce_interval = 5, /* ms */ - .desc = "Button 3", - }, - { - .code = KEY_F4, - .type = EV_KEY, - .gpio = GPIO_RESCUE_BOOT, - .active_low = 0, - .wakeup = 0, - .debounce_interval = 5, /* ms */ - .desc = "rescue boot button", - }, - { - .code = KEY_F5, - .type = EV_KEY, - .gpio = GPIO_DOCK_DETECT, - .active_low = 1, - .wakeup = 0, - .debounce_interval = 5, /* ms */ - .desc = "dock detect", - }, - { - .code = KEY_F6, - .type = EV_KEY, - .gpio = GPIO_ON_OFF, - .active_low = 0, - .wakeup = 0, - .debounce_interval = 5, /* ms */ - .desc = "on_off button", - }, -}; - -static struct gpio_keys_platform_data gpio_keys_platform_data = { - .buttons = gpio_keys_button, - .nbuttons = ARRAY_SIZE(gpio_keys_button), - .rep = 0, -}; - -static struct platform_device raumfeld_gpio_keys_device = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &gpio_keys_platform_data, - } -}; - -/** - * GPIO LEDs - */ - -static struct gpio_led raumfeld_leds[] = { - { - .name = "raumfeld:1", - .gpio = GPIO_LED1, - .active_low = 1, - .default_state = LEDS_GPIO_DEFSTATE_ON, - }, - { - .name = "raumfeld:2", - .gpio = GPIO_LED2, - .active_low = 0, - .default_state = LEDS_GPIO_DEFSTATE_OFF, - } -}; - -static struct gpio_led_platform_data raumfeld_led_platform_data = { - .leds = raumfeld_leds, - .num_leds = ARRAY_SIZE(raumfeld_leds), -}; - -static struct platform_device raumfeld_led_device = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &raumfeld_led_platform_data, - }, -}; - -/** - * One-wire (W1 bus) support - */ - -static void w1_enable_external_pullup(int enable) -{ - gpio_set_value(GPIO_W1_PULLUP_ENABLE, enable); - msleep(100); -} - -static struct gpiod_lookup_table raumfeld_w1_gpiod_table = { - .dev_id = "w1-gpio", - .table = { - GPIO_LOOKUP_IDX("gpio-pxa", GPIO_ONE_WIRE, NULL, 0, - GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - }, -}; - -static struct w1_gpio_platform_data w1_gpio_platform_data = { - .enable_external_pullup = w1_enable_external_pullup, -}; - -static struct platform_device raumfeld_w1_gpio_device = { - .name = "w1-gpio", - .dev = { - .platform_data = &w1_gpio_platform_data - } -}; - -static void __init raumfeld_w1_init(void) -{ - int ret = gpio_request(GPIO_W1_PULLUP_ENABLE, - "W1 external pullup enable"); - - if (ret < 0) - pr_warn("Unable to request GPIO_W1_PULLUP_ENABLE\n"); - else - gpio_direction_output(GPIO_W1_PULLUP_ENABLE, 0); - - gpiod_add_lookup_table(&raumfeld_w1_gpiod_table); - platform_device_register(&raumfeld_w1_gpio_device); -} - -/** - * Framebuffer device - */ - -static struct pwm_lookup raumfeld_pwm_lookup[] = { - PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 10000, - PWM_POLARITY_NORMAL), -}; - -/* PWM controlled backlight */ -static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data = { - .max_brightness = 100, - .dft_brightness = 100, - .enable_gpio = -1, -}; - -static struct platform_device raumfeld_pwm_backlight_device = { - .name = "pwm-backlight", - .dev = { - .parent = &pxa27x_device_pwm0.dev, - .platform_data = &raumfeld_pwm_backlight_data, - } -}; - -/* LT3593 controlled backlight */ -static struct gpio_led raumfeld_lt3593_led = { - .name = "backlight", - .gpio = mfp_to_gpio(MFP_PIN_GPIO17), - .default_state = LEDS_GPIO_DEFSTATE_ON, -}; - -static struct gpio_led_platform_data raumfeld_lt3593_platform_data = { - .leds = &raumfeld_lt3593_led, - .num_leds = 1, -}; - -static struct platform_device raumfeld_lt3593_device = { - .name = "leds-lt3593", - .id = -1, - .dev = { - .platform_data = &raumfeld_lt3593_platform_data, - }, -}; - -static struct pxafb_mode_info sharp_lq043t3dx02_mode = { - .pixclock = 111000, - .xres = 480, - .yres = 272, - .bpp = 16, - .hsync_len = 41, - .left_margin = 2, - .right_margin = 1, - .vsync_len = 10, - .upper_margin = 3, - .lower_margin = 1, - .sync = 0, -}; - -static struct pxafb_mach_info raumfeld_sharp_lcd_info = { - .modes = &sharp_lq043t3dx02_mode, - .num_modes = 1, - .video_mem_size = 0x400000, - .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, -#ifdef CONFIG_PXA3XX_GCU - .acceleration_enabled = 1, -#endif -}; - -static void __init raumfeld_lcd_init(void) -{ - int ret; - - ret = gpio_request(GPIO_TFT_VA_EN, "display VA enable"); - if (ret < 0) - pr_warn("Unable to request GPIO_TFT_VA_EN\n"); - else - gpio_direction_output(GPIO_TFT_VA_EN, 1); - - msleep(100); - - ret = gpio_request(GPIO_DISPLAY_ENABLE, "display enable"); - if (ret < 0) - pr_warn("Unable to request GPIO_DISPLAY_ENABLE\n"); - else - gpio_direction_output(GPIO_DISPLAY_ENABLE, 1); - - /* Hardware revision 2 has the backlight regulator controlled - * by an LT3593, earlier and later devices use PWM for that. */ - if ((system_rev & 0xff) == 2) { - platform_device_register(&raumfeld_lt3593_device); - } else { - mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT; - pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1); - pwm_add_table(raumfeld_pwm_lookup, - ARRAY_SIZE(raumfeld_pwm_lookup)); - platform_device_register(&raumfeld_pwm_backlight_device); - } - - pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info); - platform_device_register(&pxa3xx_device_gcu); -} - -/** - * SPI devices - */ - -static struct spi_gpio_platform_data raumfeld_spi_platform_data = { - .num_chipselect = 3, -}; - -static struct platform_device raumfeld_spi_device = { - .name = "spi_gpio", - .id = 0, - .dev = { - .platform_data = &raumfeld_spi_platform_data, - } -}; - -static struct gpiod_lookup_table raumfeld_spi_gpiod_table = { - .dev_id = "spi_gpio", - .table = { - GPIO_LOOKUP("gpio-0", GPIO_SPI_CLK, - "sck", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("gpio-0", GPIO_SPI_MOSI, - "mosi", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("gpio-0", GPIO_SPI_MISO, - "miso", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP_IDX("gpio-0", GPIO_SPDIF_CS, - "cs", 0, GPIO_ACTIVE_HIGH), - GPIO_LOOKUP_IDX("gpio-0", GPIO_ACCEL_CS, - "cs", 1, GPIO_ACTIVE_HIGH), - GPIO_LOOKUP_IDX("gpio-0", GPIO_MCLK_DAC_CS, - "cs", 2, GPIO_ACTIVE_HIGH), - { }, - }, -}; - -static struct lis3lv02d_platform_data lis3_pdata = { - .click_flags = LIS3_CLICK_SINGLE_X | - LIS3_CLICK_SINGLE_Y | - LIS3_CLICK_SINGLE_Z, - .irq_cfg = LIS3_IRQ1_CLICK | LIS3_IRQ2_CLICK, - .wakeup_flags = LIS3_WAKEUP_X_LO | LIS3_WAKEUP_X_HI | - LIS3_WAKEUP_Y_LO | LIS3_WAKEUP_Y_HI | - LIS3_WAKEUP_Z_LO | LIS3_WAKEUP_Z_HI, - .wakeup_thresh = 10, - .click_thresh_x = 10, - .click_thresh_y = 10, - .click_thresh_z = 10, -}; - -#define SPI_AK4104 \ -{ \ - .modalias = "ak4104-codec", \ - .max_speed_hz = 10000, \ - .bus_num = 0, \ - .chip_select = 0, \ -} - -#define SPI_LIS3 \ -{ \ - .modalias = "lis3lv02d_spi", \ - .max_speed_hz = 1000000, \ - .bus_num = 0, \ - .chip_select = 1, \ - .platform_data = &lis3_pdata, \ - .irq = PXA_GPIO_TO_IRQ(GPIO_ACCEL_IRQ), \ -} - -#define SPI_DAC7512 \ -{ \ - .modalias = "dac7512", \ - .max_speed_hz = 1000000, \ - .bus_num = 0, \ - .chip_select = 2, \ -} - -static struct spi_board_info connector_spi_devices[] __initdata = { - SPI_AK4104, - SPI_DAC7512, -}; - -static struct spi_board_info speaker_spi_devices[] __initdata = { - SPI_DAC7512, -}; - -static struct spi_board_info controller_spi_devices[] __initdata = { - SPI_LIS3, -}; - -/** - * MMC for Marvell Libertas 8688 via SDIO - */ - -static int raumfeld_mci_init(struct device *dev, irq_handler_t isr, void *data) -{ - gpio_set_value(GPIO_W2W_RESET, 1); - gpio_set_value(GPIO_W2W_PDN, 1); - - return 0; -} - -static void raumfeld_mci_exit(struct device *dev, void *data) -{ - gpio_set_value(GPIO_W2W_RESET, 0); - gpio_set_value(GPIO_W2W_PDN, 0); -} - -static struct pxamci_platform_data raumfeld_mci_platform_data = { - .init = raumfeld_mci_init, - .exit = raumfeld_mci_exit, - .detect_delay_ms = 200, -}; - -/* - * External power / charge logic - */ - -static int power_supply_init(struct device *dev) -{ - return 0; -} - -static void power_supply_exit(struct device *dev) -{ -} - -static int raumfeld_is_ac_online(void) -{ - return !gpio_get_value(GPIO_CHARGE_DC_OK); -} - -static int raumfeld_is_usb_online(void) -{ - return 0; -} - -static char *raumfeld_power_supplicants[] = { "ds2760-battery.0" }; - -static void raumfeld_power_signal_charged(void) -{ - struct power_supply *psy = - power_supply_get_by_name(raumfeld_power_supplicants[0]); - - if (psy) { - power_supply_set_battery_charged(psy); - power_supply_put(psy); - } -} - -static int raumfeld_power_resume(void) -{ - /* check if GPIO_CHARGE_DONE went low while we were sleeping */ - if (!gpio_get_value(GPIO_CHARGE_DONE)) - raumfeld_power_signal_charged(); - - return 0; -} - -static struct pda_power_pdata power_supply_info = { - .init = power_supply_init, - .is_ac_online = raumfeld_is_ac_online, - .is_usb_online = raumfeld_is_usb_online, - .exit = power_supply_exit, - .supplied_to = raumfeld_power_supplicants, - .num_supplicants = ARRAY_SIZE(raumfeld_power_supplicants), - .resume = raumfeld_power_resume, -}; - -static struct resource power_supply_resources[] = { - { - .name = "ac", - .flags = IORESOURCE_IRQ | - IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE, - .start = GPIO_CHARGE_DC_OK, - .end = GPIO_CHARGE_DC_OK, - }, -}; - -static irqreturn_t charge_done_irq(int irq, void *dev_id) -{ - raumfeld_power_signal_charged(); - return IRQ_HANDLED; -} - -static struct platform_device raumfeld_power_supply = { - .name = "pda-power", - .id = -1, - .dev = { - .platform_data = &power_supply_info, - }, - .resource = power_supply_resources, - .num_resources = ARRAY_SIZE(power_supply_resources), -}; - -static void __init raumfeld_power_init(void) -{ - int ret; - - /* Set PEN2 high to enable maximum charge current */ - ret = gpio_request(GPIO_CHRG_PEN2, "CHRG_PEN2"); - if (ret < 0) - pr_warn("Unable to request GPIO_CHRG_PEN2\n"); - else - gpio_direction_output(GPIO_CHRG_PEN2, 1); - - ret = gpio_request(GPIO_CHARGE_DC_OK, "CABLE_DC_OK"); - if (ret < 0) - pr_warn("Unable to request GPIO_CHARGE_DC_OK\n"); - - ret = gpio_request(GPIO_CHARGE_USB_SUSP, "CHARGE_USB_SUSP"); - if (ret < 0) - pr_warn("Unable to request GPIO_CHARGE_USB_SUSP\n"); - else - gpio_direction_output(GPIO_CHARGE_USB_SUSP, 0); - - power_supply_resources[0].start = gpio_to_irq(GPIO_CHARGE_DC_OK); - power_supply_resources[0].end = gpio_to_irq(GPIO_CHARGE_DC_OK); - - ret = request_irq(gpio_to_irq(GPIO_CHARGE_DONE), - &charge_done_irq, IORESOURCE_IRQ_LOWEDGE, - "charge_done", NULL); - - if (ret < 0) - printk(KERN_ERR "%s: unable to register irq %d\n", __func__, - GPIO_CHARGE_DONE); - else - platform_device_register(&raumfeld_power_supply); -} - -/* Fixed regulator for AUDIO_VA, 0-0048 maps to the cs4270 codec device */ - -static struct regulator_consumer_supply audio_va_consumer_supply = - REGULATOR_SUPPLY("va", "0-0048"); - -static struct regulator_init_data audio_va_initdata = { - .consumer_supplies = &audio_va_consumer_supply, - .num_consumer_supplies = 1, - .constraints = { - .valid_ops_mask = REGULATOR_CHANGE_STATUS, - }, -}; - -static struct fixed_voltage_config audio_va_config = { - .supply_name = "audio_va", - .microvolts = 5000000, - .enable_high = 1, - .enabled_at_boot = 0, - .init_data = &audio_va_initdata, -}; - -static struct platform_device audio_va_device = { - .name = "reg-fixed-voltage", - .id = 0, - .dev = { - .platform_data = &audio_va_config, - }, -}; - -static struct gpiod_lookup_table audio_va_gpiod_table = { - .dev_id = "reg-fixed-voltage.0", - .table = { - GPIO_LOOKUP("gpio-pxa", GPIO_AUDIO_VA_ENABLE, - NULL, GPIO_ACTIVE_HIGH), - { }, - }, -}; - -/* Dummy supplies for Codec's VD/VLC */ - -static struct regulator_consumer_supply audio_dummy_supplies[] = { - REGULATOR_SUPPLY("vd", "0-0048"), - REGULATOR_SUPPLY("vlc", "0-0048"), -}; - -static struct regulator_init_data audio_dummy_initdata = { - .consumer_supplies = audio_dummy_supplies, - .num_consumer_supplies = ARRAY_SIZE(audio_dummy_supplies), - .constraints = { - .valid_ops_mask = REGULATOR_CHANGE_STATUS, - }, -}; - -static struct fixed_voltage_config audio_dummy_config = { - .supply_name = "audio_vd", - .microvolts = 3300000, - .init_data = &audio_dummy_initdata, -}; - -static struct platform_device audio_supply_dummy_device = { - .name = "reg-fixed-voltage", - .id = 1, - .dev = { - .platform_data = &audio_dummy_config, - }, -}; - -static struct platform_device *audio_regulator_devices[] = { - &audio_va_device, - &audio_supply_dummy_device, -}; - -/** - * Regulator support via MAX8660 - */ - -static struct regulator_consumer_supply vcc_mmc_supply = - REGULATOR_SUPPLY("vmmc", "pxa2xx-mci.0"); - -static struct regulator_init_data vcc_mmc_init_data = { - .constraints = { - .min_uV = 3300000, - .max_uV = 3300000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .valid_ops_mask = REGULATOR_CHANGE_STATUS | - REGULATOR_CHANGE_VOLTAGE | - REGULATOR_CHANGE_MODE, - }, - .consumer_supplies = &vcc_mmc_supply, - .num_consumer_supplies = 1, -}; - -static struct max8660_subdev_data max8660_v6_subdev_data = { - .id = MAX8660_V6, - .name = "vmmc", - .platform_data = &vcc_mmc_init_data, -}; - -static struct max8660_platform_data max8660_pdata = { - .subdevs = &max8660_v6_subdev_data, - .num_subdevs = 1, -}; - -/** - * I2C devices - */ - -static struct i2c_board_info raumfeld_pwri2c_board_info = { - .type = "max8660", - .addr = 0x34, - .platform_data = &max8660_pdata, -}; - -static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata = { - .type = "cs4270", - .addr = 0x48, -}; - -static struct gpiod_lookup_table raumfeld_controller_gpios_table = { - .dev_id = "0-000a", - .table = { - GPIO_LOOKUP("gpio-pxa", - GPIO_TOUCH_IRQ, "attn", GPIO_ACTIVE_HIGH), - { }, - }, -}; - -static const struct resource raumfeld_controller_resources[] __initconst = { - { - .start = PXA_GPIO_TO_IRQ(GPIO_TOUCH_IRQ), - .end = PXA_GPIO_TO_IRQ(GPIO_TOUCH_IRQ), - .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH, - }, -}; - -static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata = { - .type = "eeti_ts", - .addr = 0x0a, - .resources = raumfeld_controller_resources, - .num_resources = ARRAY_SIZE(raumfeld_controller_resources), -}; - -static struct platform_device *raumfeld_common_devices[] = { - &raumfeld_gpio_keys_device, - &raumfeld_led_device, - &raumfeld_spi_device, -}; - -static void __init raumfeld_audio_init(void) -{ - int ret; - - ret = gpio_request(GPIO_CODEC_RESET, "cs4270 reset"); - if (ret < 0) - pr_warn("unable to request GPIO_CODEC_RESET\n"); - else - gpio_direction_output(GPIO_CODEC_RESET, 1); - - ret = gpio_request(GPIO_SPDIF_RESET, "ak4104 s/pdif reset"); - if (ret < 0) - pr_warn("unable to request GPIO_SPDIF_RESET\n"); - else - gpio_direction_output(GPIO_SPDIF_RESET, 1); - - ret = gpio_request(GPIO_MCLK_RESET, "MCLK reset"); - if (ret < 0) - pr_warn("unable to request GPIO_MCLK_RESET\n"); - else - gpio_direction_output(GPIO_MCLK_RESET, 1); - - gpiod_add_lookup_table(&audio_va_gpiod_table); - platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices)); -} - -static void __init raumfeld_common_init(void) -{ - int ret; - - /* The on/off button polarity has changed after revision 1 */ - if ((system_rev & 0xff) > 1) { - int i; - - for (i = 0; i < ARRAY_SIZE(gpio_keys_button); i++) - if (!strcmp(gpio_keys_button[i].desc, "on_off button")) - gpio_keys_button[i].active_low = 1; - } - - enable_irq_wake(IRQ_WAKEUP0); - - pxa3xx_set_nand_info(&raumfeld_nand_info); - pxa3xx_set_i2c_power_info(NULL); - pxa_set_ohci_info(&raumfeld_ohci_info); - pxa_set_mci_info(&raumfeld_mci_platform_data); - pxa_set_i2c_info(NULL); - pxa_set_ffuart_info(NULL); - - ret = gpio_request(GPIO_W2W_RESET, "Wi2Wi reset"); - if (ret < 0) - pr_warn("Unable to request GPIO_W2W_RESET\n"); - else - gpio_direction_output(GPIO_W2W_RESET, 0); - - ret = gpio_request(GPIO_W2W_PDN, "Wi2Wi powerup"); - if (ret < 0) - pr_warn("Unable to request GPIO_W2W_PDN\n"); - else - gpio_direction_output(GPIO_W2W_PDN, 0); - - /* this can be used to switch off the device */ - ret = gpio_request(GPIO_SHUTDOWN_SUPPLY, "supply shutdown"); - if (ret < 0) - pr_warn("Unable to request GPIO_SHUTDOWN_SUPPLY\n"); - else - gpio_direction_output(GPIO_SHUTDOWN_SUPPLY, 0); - - gpiod_add_lookup_table(&raumfeld_spi_gpiod_table); - platform_add_devices(ARRAY_AND_SIZE(raumfeld_common_devices)); - i2c_register_board_info(1, &raumfeld_pwri2c_board_info, 1); -} - -static void __init __maybe_unused raumfeld_controller_init(void) -{ - int ret; - - pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_controller_pin_config)); - - gpiod_add_lookup_table(&raumfeld_rotary_gpios_table); - device_add_properties(&rotary_encoder_device.dev, - raumfeld_rotary_properties); - platform_device_register(&rotary_encoder_device); - - spi_register_board_info(ARRAY_AND_SIZE(controller_spi_devices)); - - gpiod_add_lookup_table(&raumfeld_controller_gpios_table); - i2c_register_board_info(0, &raumfeld_controller_i2c_board_info, 1); - - ret = gpio_request(GPIO_SHUTDOWN_BATT, "battery shutdown"); - if (ret < 0) - pr_warn("Unable to request GPIO_SHUTDOWN_BATT\n"); - else - gpio_direction_output(GPIO_SHUTDOWN_BATT, 0); - - raumfeld_common_init(); - raumfeld_power_init(); - raumfeld_lcd_init(); - raumfeld_w1_init(); -} - -static void __init __maybe_unused raumfeld_connector_init(void) -{ - pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_connector_pin_config)); - spi_register_board_info(ARRAY_AND_SIZE(connector_spi_devices)); - i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1); - - platform_device_register(&smc91x_device); - - raumfeld_audio_init(); - raumfeld_common_init(); -} - -static void __init __maybe_unused raumfeld_speaker_init(void) -{ - pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_speaker_pin_config)); - spi_register_board_info(ARRAY_AND_SIZE(speaker_spi_devices)); - i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1); - - platform_device_register(&smc91x_device); - - gpiod_add_lookup_table(&raumfeld_rotary_gpios_table); - device_add_properties(&rotary_encoder_device.dev, - raumfeld_rotary_properties); - platform_device_register(&rotary_encoder_device); - - raumfeld_audio_init(); - raumfeld_common_init(); -} - -/* physical memory regions */ -#define RAUMFELD_SDRAM_BASE 0xa0000000 /* SDRAM region */ - -#ifdef CONFIG_MACH_RAUMFELD_RC -MACHINE_START(RAUMFELD_RC, "Raumfeld Controller") - .atag_offset = 0x100, - .init_machine = raumfeld_controller_init, - .map_io = pxa3xx_map_io, - .nr_irqs = PXA_NR_IRQS, - .init_irq = pxa3xx_init_irq, - .handle_irq = pxa3xx_handle_irq, - .init_time = pxa_timer_init, - .restart = pxa_restart, -MACHINE_END -#endif - -#ifdef CONFIG_MACH_RAUMFELD_CONNECTOR -MACHINE_START(RAUMFELD_CONNECTOR, "Raumfeld Connector") - .atag_offset = 0x100, - .init_machine = raumfeld_connector_init, - .map_io = pxa3xx_map_io, - .nr_irqs = PXA_NR_IRQS, - .init_irq = pxa3xx_init_irq, - .handle_irq = pxa3xx_handle_irq, - .init_time = pxa_timer_init, - .restart = pxa_restart, -MACHINE_END -#endif - -#ifdef CONFIG_MACH_RAUMFELD_SPEAKER -MACHINE_START(RAUMFELD_SPEAKER, "Raumfeld Speaker") - .atag_offset = 0x100, - .init_machine = raumfeld_speaker_init, - .map_io = pxa3xx_map_io, - .nr_irqs = PXA_NR_IRQS, - .init_irq = pxa3xx_init_irq, - .handle_irq = pxa3xx_handle_irq, - .init_time = pxa_timer_init, - .restart = pxa_restart, -MACHINE_END -#endif |