diff options
Diffstat (limited to 'arch/arm/mach-pxa/magician.c')
| -rw-r--r-- | arch/arm/mach-pxa/magician.c | 1112 |
1 files changed, 0 insertions, 1112 deletions
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c deleted file mode 100644 index 0827ebca1d38..000000000000 --- a/arch/arm/mach-pxa/magician.c +++ /dev/null @@ -1,1112 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Support for HTC Magician PDA phones: - * i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110 - * and T-Mobile MDA Compact. - * - * Copyright (c) 2006-2007 Philipp Zabel - * - * Based on hx4700.c, spitz.c and others. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/gpio/machine.h> -#include <linux/gpio_keys.h> -#include <linux/input.h> -#include <linux/mfd/htc-pasic3.h> -#include <linux/mtd/physmap.h> -#include <linux/pda_power.h> -#include <linux/platform_data/gpio-htc-egpio.h> -#include <linux/pwm.h> -#include <linux/pwm_backlight.h> -#include <linux/regulator/driver.h> -#include <linux/regulator/fixed.h> -#include <linux/regulator/gpio-regulator.h> -#include <linux/regulator/machine.h> -#include <linux/platform_data/i2c-pxa.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/system_info.h> - -#include "pxa27x.h" -#include "addr-map.h" -#include "magician.h" -#include <linux/platform_data/video-pxafb.h> -#include <linux/platform_data/mmc-pxamci.h> -#include <linux/platform_data/irda-pxaficp.h> -#include <linux/platform_data/usb-ohci-pxa27x.h> - -#include <linux/regulator/max1586.h> - -#include <linux/platform_data/pxa2xx_udc.h> - -#include "udc.h" -#include "pxa27x-udc.h" -#include "devices.h" -#include "generic.h" - -#include <linux/spi/spi.h> -#include <linux/spi/pxa2xx_spi.h> -#include <linux/spi/ads7846.h> -#include <sound/uda1380.h> - -static unsigned long magician_pin_config[] __initdata = { - - /* SDRAM and Static Memory I/O Signals */ - GPIO20_nSDCS_2, - GPIO21_nSDCS_3, - GPIO15_nCS_1, - GPIO78_nCS_2, /* PASIC3 */ - GPIO79_nCS_3, /* EGPIO CPLD */ - GPIO80_nCS_4, - GPIO33_nCS_5, - - /* I2C UDA1380 + OV9640 */ - GPIO117_I2C_SCL, - GPIO118_I2C_SDA, - - /* PWM 0 - LCD backlight */ - GPIO16_PWM0_OUT, - - /* I2S UDA1380 capture */ - GPIO28_I2S_BITCLK_OUT, - GPIO29_I2S_SDATA_IN, - GPIO31_I2S_SYNC, - GPIO113_I2S_SYSCLK, - - /* SSP 1 UDA1380 playback */ - GPIO23_SSP1_SCLK, - GPIO24_SSP1_SFRM, - GPIO25_SSP1_TXD, - - /* SSP 2 TSC2046 touchscreen */ - GPIO19_SSP2_SCLK, - MFP_CFG_OUT(GPIO14, AF0, DRIVE_HIGH), /* frame as GPIO */ - GPIO89_SSP2_TXD, - GPIO88_SSP2_RXD, - - /* MMC/SD/SDHC slot */ - GPIO32_MMC_CLK, - GPIO92_MMC_DAT_0, - GPIO109_MMC_DAT_1, - GPIO110_MMC_DAT_2, - GPIO111_MMC_DAT_3, - GPIO112_MMC_CMD, - - /* LCD */ - GPIOxx_LCD_TFT_16BPP, - - /* QCI camera interface */ - GPIO12_CIF_DD_7, - GPIO17_CIF_DD_6, - GPIO50_CIF_DD_3, - GPIO51_CIF_DD_2, - GPIO52_CIF_DD_4, - GPIO53_CIF_MCLK, - GPIO54_CIF_PCLK, - GPIO55_CIF_DD_1, - GPIO81_CIF_DD_0, - GPIO82_CIF_DD_5, - GPIO84_CIF_FV, - GPIO85_CIF_LV, - - /* Magician specific input GPIOs */ - GPIO9_GPIO, /* unknown */ - GPIO10_GPIO, /* GSM_IRQ */ - GPIO13_GPIO, /* CPLD_IRQ */ - GPIO107_GPIO, /* DS1WM_IRQ */ - GPIO108_GPIO, /* GSM_READY */ - GPIO115_GPIO, /* nPEN_IRQ */ -}; - -/* - * IrDA - */ - -static struct pxaficp_platform_data magician_ficp_info = { - .gpio_pwdown = GPIO83_MAGICIAN_nIR_EN, - .transceiver_cap = IR_SIRMODE | IR_OFF, - .gpio_pwdown_inverted = 0, -}; - -/* - * GPIO Keys - */ - -#define INIT_KEY(_code, _gpio, _desc) \ - { \ - .code = KEY_##_code, \ - .gpio = _gpio, \ - .desc = _desc, \ - .type = EV_KEY, \ - .wakeup = 1, \ - } - -static struct gpio_keys_button magician_button_table[] = { - INIT_KEY(POWER, GPIO0_MAGICIAN_KEY_POWER, "Power button"), - INIT_KEY(ESC, GPIO37_MAGICIAN_KEY_HANGUP, "Hangup button"), - INIT_KEY(F10, GPIO38_MAGICIAN_KEY_CONTACTS, "Contacts button"), - INIT_KEY(CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, "Calendar button"), - INIT_KEY(CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, "Camera button"), - INIT_KEY(UP, GPIO93_MAGICIAN_KEY_UP, "Up button"), - INIT_KEY(DOWN, GPIO94_MAGICIAN_KEY_DOWN, "Down button"), - INIT_KEY(LEFT, GPIO95_MAGICIAN_KEY_LEFT, "Left button"), - INIT_KEY(RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, "Right button"), - INIT_KEY(KPENTER, GPIO97_MAGICIAN_KEY_ENTER, "Action button"), - INIT_KEY(RECORD, GPIO98_MAGICIAN_KEY_RECORD, "Record button"), - INIT_KEY(VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, "Volume up"), - INIT_KEY(VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, "Volume down"), - INIT_KEY(PHONE, GPIO102_MAGICIAN_KEY_PHONE, "Phone button"), - INIT_KEY(PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, "Headset button"), -}; - -static struct gpio_keys_platform_data gpio_keys_data = { - .buttons = magician_button_table, - .nbuttons = ARRAY_SIZE(magician_button_table), -}; - -static struct platform_device gpio_keys = { - .name = "gpio-keys", - .dev = { - .platform_data = &gpio_keys_data, - }, - .id = -1, -}; - -/* - * EGPIO (Xilinx CPLD) - * - * 32-bit aligned 8-bit registers - * 16 possible registers (reg windows size), only 7 used: - * 3x output, 1x irq, 3x input - */ - -static struct resource egpio_resources[] = { - [0] = { - .start = PXA_CS3_PHYS, - .end = PXA_CS3_PHYS + 0x20 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ), - .end = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct htc_egpio_chip egpio_chips[] = { - [0] = { - .reg_start = 0, - .gpio_base = MAGICIAN_EGPIO(0, 0), - .num_gpios = 24, - .direction = HTC_EGPIO_OUTPUT, - /* - * Depends on modules configuration - */ - .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */ - }, - [1] = { - .reg_start = 4, - .gpio_base = MAGICIAN_EGPIO(4, 0), - .num_gpios = 24, - .direction = HTC_EGPIO_INPUT, - }, -}; - -static struct htc_egpio_platform_data egpio_info = { - .reg_width = 8, - .bus_width = 32, - .irq_base = IRQ_BOARD_START, - .num_irqs = 4, - .ack_register = 3, - .chip = egpio_chips, - .num_chips = ARRAY_SIZE(egpio_chips), -}; - -static struct platform_device egpio = { - .name = "htc-egpio", - .id = -1, - .resource = egpio_resources, - .num_resources = ARRAY_SIZE(egpio_resources), - .dev = { - .platform_data = &egpio_info, - }, -}; - -/* - * PXAFB LCD - Toppoly TD028STEB1 or Samsung LTP280QV - */ - -static struct pxafb_mode_info toppoly_modes[] = { - { - .pixclock = 96153, - .bpp = 16, - .xres = 240, - .yres = 320, - .hsync_len = 11, - .vsync_len = 3, - .left_margin = 19, - .upper_margin = 2, - .right_margin = 10, - .lower_margin = 2, - .sync = 0, - }, -}; - -static struct pxafb_mode_info samsung_modes[] = { - { - .pixclock = 226469, - .bpp = 16, - .xres = 240, - .yres = 320, - .hsync_len = 8, - .vsync_len = 4, - .left_margin = 9, - .upper_margin = 4, - .right_margin = 9, - .lower_margin = 4, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - }, -}; - -static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si) -{ - pr_debug("Toppoly LCD power: %s\n", on ? "on" : "off"); - - if (on) { - gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1); - gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 1); - udelay(2000); - gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1); - udelay(2000); - /* FIXME: enable LCDC here */ - udelay(2000); - gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 1); - udelay(2000); - gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 1); - } else { - msleep(15); - gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 0); - udelay(500); - gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 0); - udelay(1000); - gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 0); - gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0); - } -} - -static void samsung_lcd_power(int on, struct fb_var_screeninfo *si) -{ - pr_debug("Samsung LCD power: %s\n", on ? "on" : "off"); - - if (on) { - if (system_rev < 3) - gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1); - else - gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1); - mdelay(6); - gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 1); - mdelay(6); /* Avdd -> Voff >5ms */ - gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 1); - mdelay(16); /* Voff -> Von >(5+10)ms */ - gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 1); - } else { - gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 0); - mdelay(16); - gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 0); - mdelay(6); - gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 0); - mdelay(6); - if (system_rev < 3) - gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0); - else - gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0); - } -} - -static struct pxafb_mach_info toppoly_info = { - .modes = toppoly_modes, - .num_modes = 1, - .fixed_modes = 1, - .lcd_conn = LCD_COLOR_TFT_16BPP, - .pxafb_lcd_power = toppoly_lcd_power, -}; - -static struct pxafb_mach_info samsung_info = { - .modes = samsung_modes, - .num_modes = 1, - .fixed_modes = 1, - .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL | - LCD_ALTERNATE_MAPPING, - .pxafb_lcd_power = samsung_lcd_power, -}; - -/* - * Backlight - */ - -static struct pwm_lookup magician_pwm_lookup[] = { - PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 30923, - PWM_POLARITY_NORMAL), -}; - - /* - * fixed regulator for pwm_backlight - */ - -static struct regulator_consumer_supply pwm_backlight_supply[] = { - REGULATOR_SUPPLY("power", "pwm_backlight"), -}; - - -static struct gpio magician_bl_gpios[] = { - { EGPIO_MAGICIAN_BL_POWER, GPIOF_DIR_OUT, "Backlight power" }, - { EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" }, -}; - -static int magician_backlight_init(struct device *dev) -{ - return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios)); -} - -static int magician_backlight_notify(struct device *dev, int brightness) -{ - pr_debug("Brightness = %i\n", brightness); - gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness); - if (brightness >= 200) { - gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1); - return brightness - 72; - } else { - gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0); - return brightness; - } -} - -static void magician_backlight_exit(struct device *dev) -{ - gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios)); -} - -/* - * LCD PWM backlight (main) - * - * MP1521 frequency should be: - * 100-400 Hz = 2 .5*10^6 - 10 *10^6 ns - */ - -static struct platform_pwm_backlight_data backlight_data = { - .max_brightness = 272, - .dft_brightness = 100, - .init = magician_backlight_init, - .notify = magician_backlight_notify, - .exit = magician_backlight_exit, -}; - -static struct platform_device backlight = { - .name = "pwm-backlight", - .id = -1, - .dev = { - .parent = &pxa27x_device_pwm0.dev, - .platform_data = &backlight_data, - }, -}; - -/* - * GPIO LEDs, Phone keys backlight, vibra - */ - -static struct gpio_led gpio_leds[] = { - { - .name = "magician::vibra", - .default_trigger = "none", - .gpio = GPIO22_MAGICIAN_VIBRA_EN, - }, - { - .name = "magician::phone_bl", - .default_trigger = "backlight", - .gpio = GPIO103_MAGICIAN_LED_KP, - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -/* - * PASIC3 with DS1WM - */ - -static struct resource pasic3_resources[] = { - [0] = { - .start = PXA_CS2_PHYS, - .end = PXA_CS2_PHYS + 0x1b, - .flags = IORESOURCE_MEM, - }, - /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */ - [1] = { - .start = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ), - .end = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } -}; - -static struct pasic3_platform_data pasic3_platform_data = { - .clock_rate = 4000000, -}; - -static struct platform_device pasic3 = { - .name = "pasic3", - .id = -1, - .num_resources = ARRAY_SIZE(pasic3_resources), - .resource = pasic3_resources, - .dev = { - .platform_data = &pasic3_platform_data, - }, -}; - -/* - * PXA UDC - */ - -static void magician_udc_command(int cmd) -{ - if (cmd == PXA2XX_UDC_CMD_CONNECT) - UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE; - else if (cmd == PXA2XX_UDC_CMD_DISCONNECT) - UP2OCR &= ~(UP2OCR_DPPUE | UP2OCR_DPPUBE); -} - -static struct pxa2xx_udc_mach_info magician_udc_info __initdata = { - .udc_command = magician_udc_command, - .gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN, -}; - -/* - * USB device VBus detection - */ - -static struct resource gpio_vbus_resource = { - .flags = IORESOURCE_IRQ, - .start = IRQ_MAGICIAN_VBUS, - .end = IRQ_MAGICIAN_VBUS, -}; - -static struct gpiod_lookup_table gpio_vbus_gpiod_table = { - .dev_id = "gpio-vbus", - .table = { - /* - * EGPIO on register 4 index 1, the second EGPIO chip - * starts at register 4 so this will be at index 1 on that - * chip. - */ - GPIO_LOOKUP("htc-egpio-1", 1, - "vbus", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("gpio-pxa", GPIO27_MAGICIAN_USBC_PUEN, - "pullup", GPIO_ACTIVE_HIGH), - { }, - }, -}; - -static struct platform_device gpio_vbus = { - .name = "gpio-vbus", - .id = -1, - .num_resources = 1, - .resource = &gpio_vbus_resource, -}; - -/* - * External power - */ - -static int magician_supply_init(struct device *dev) -{ - int ret = -1; - - ret = gpio_request(EGPIO_MAGICIAN_CABLE_TYPE, "Cable is AC charger"); - if (ret) { - pr_err("Cannot request AC/USB charger GPIO (%i)\n", ret); - goto err_ac; - } - - ret = gpio_request(EGPIO_MAGICIAN_CABLE_INSERTED, "Cable inserted"); - if (ret) { - pr_err("Cannot request cable detection GPIO (%i)\n", ret); - goto err_usb; - } - - return 0; - -err_usb: - gpio_free(EGPIO_MAGICIAN_CABLE_TYPE); -err_ac: - return ret; -} - -static void magician_set_charge(int flags) -{ - if (flags & PDA_POWER_CHARGE_AC) { - pr_debug("Charging from AC\n"); - gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 1); - } else if (flags & PDA_POWER_CHARGE_USB) { - pr_debug("Charging from USB\n"); - gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 1); - } else { - pr_debug("Charging disabled\n"); - gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 0); - } -} - -static int magician_is_ac_online(void) -{ - return gpio_get_value(EGPIO_MAGICIAN_CABLE_INSERTED) && - gpio_get_value(EGPIO_MAGICIAN_CABLE_TYPE); /* AC=1 */ -} - -static int magician_is_usb_online(void) -{ - return gpio_get_value(EGPIO_MAGICIAN_CABLE_INSERTED) && - (!gpio_get_value(EGPIO_MAGICIAN_CABLE_TYPE)); /* USB=0 */ -} - -static void magician_supply_exit(struct device *dev) -{ - gpio_free(EGPIO_MAGICIAN_CABLE_INSERTED); - gpio_free(EGPIO_MAGICIAN_CABLE_TYPE); -} - -static char *magician_supplicants[] = { - "ds2760-battery.0", "backup-battery" -}; - -static struct pda_power_pdata power_supply_info = { - .init = magician_supply_init, - .exit = magician_supply_exit, - .is_ac_online = magician_is_ac_online, - .is_usb_online = magician_is_usb_online, - .set_charge = magician_set_charge, - .supplied_to = magician_supplicants, - .num_supplicants = ARRAY_SIZE(magician_supplicants), -}; - -static struct resource power_supply_resources[] = { - [0] = { - .name = "ac", - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | - IORESOURCE_IRQ_LOWEDGE, - .start = IRQ_MAGICIAN_VBUS, - .end = IRQ_MAGICIAN_VBUS, - }, - [1] = { - .name = "usb", - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | - IORESOURCE_IRQ_LOWEDGE, - .start = IRQ_MAGICIAN_VBUS, - .end = IRQ_MAGICIAN_VBUS, - }, -}; - -static struct platform_device power_supply = { - .name = "pda-power", - .id = -1, - .dev = { - .platform_data = &power_supply_info, - }, - .resource = power_supply_resources, - .num_resources = ARRAY_SIZE(power_supply_resources), -}; - -/* - * Battery charger - */ - -static struct regulator_consumer_supply bq24022_consumers[] = { - REGULATOR_SUPPLY("vbus_draw", NULL), - REGULATOR_SUPPLY("ac_draw", NULL), -}; - -static struct regulator_init_data bq24022_init_data = { - .constraints = { - .max_uA = 500000, - .valid_ops_mask = REGULATOR_CHANGE_CURRENT | - REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers), - .consumer_supplies = bq24022_consumers, -}; - - -static enum gpiod_flags bq24022_gpiod_gflags[] = { GPIOD_OUT_LOW }; - -static struct gpio_regulator_state bq24022_states[] = { - { .value = 100000, .gpios = (0 << 0) }, - { .value = 500000, .gpios = (1 << 0) }, -}; - -static struct gpio_regulator_config bq24022_info = { - .supply_name = "bq24022", - - .enabled_at_boot = 1, - - .gflags = bq24022_gpiod_gflags, - .ngpios = ARRAY_SIZE(bq24022_gpiod_gflags), - - .states = bq24022_states, - .nr_states = ARRAY_SIZE(bq24022_states), - - .type = REGULATOR_CURRENT, - .init_data = &bq24022_init_data, -}; - -static struct platform_device bq24022 = { - .name = "gpio-regulator", - .id = -1, - .dev = { - .platform_data = &bq24022_info, - }, -}; - -static struct gpiod_lookup_table bq24022_gpiod_table = { - .dev_id = "gpio-regulator", - .table = { - GPIO_LOOKUP("htc-egpio-0", EGPIO_MAGICIAN_BQ24022_ISET2 - MAGICIAN_EGPIO_BASE, - NULL, GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("gpio-pxa", GPIO30_MAGICIAN_BQ24022_nCHARGE_EN, - "enable", GPIO_ACTIVE_LOW), - { }, - }, -}; - -/* - * fixed regulator for ads7846 - */ - -static struct regulator_consumer_supply ads7846_supply = - REGULATOR_SUPPLY("vcc", "spi2.0"); - -static struct regulator_init_data vads7846_regulator = { - .constraints = { - .valid_ops_mask = REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &ads7846_supply, -}; - -static struct fixed_voltage_config vads7846 = { - .supply_name = "vads7846", - .microvolts = 3300000, /* probably */ - .startup_delay = 0, - .init_data = &vads7846_regulator, -}; - -static struct platform_device vads7846_device = { - .name = "reg-fixed-voltage", - .id = -1, - .dev = { - .platform_data = &vads7846, - }, -}; - -/* - * Vcore regulator MAX1587A - */ - -static struct regulator_consumer_supply magician_max1587a_consumers[] = { - REGULATOR_SUPPLY("vcc_core", NULL), -}; - -static struct regulator_init_data magician_max1587a_v3_info = { - .constraints = { - .name = "vcc_core range", - .min_uV = 700000, - .max_uV = 1475000, - .always_on = 1, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - }, - .consumer_supplies = magician_max1587a_consumers, - .num_consumer_supplies = ARRAY_SIZE(magician_max1587a_consumers), -}; - -static struct max1586_subdev_data magician_max1587a_subdevs[] = { - { - .name = "vcc_core", - .id = MAX1586_V3, - .platform_data = &magician_max1587a_v3_info, - } -}; - -static struct max1586_platform_data magician_max1587a_info = { - .subdevs = magician_max1587a_subdevs, - .num_subdevs = ARRAY_SIZE(magician_max1587a_subdevs), - /* - * NOTICE measured directly on the PCB (board_id == 0x3a), but - * if R24 is present, it will boost the voltage - * (write 1.475V, get 1.645V and smoke) - */ - .v3_gain = MAX1586_GAIN_NO_R24, -}; - -static struct i2c_board_info magician_pwr_i2c_board_info[] __initdata = { - { - I2C_BOARD_INFO("max1586", 0x14), - .platform_data = &magician_max1587a_info, - }, -}; - -/* - * MMC/SD - */ - -static int magician_mci_init(struct device *dev, - irq_handler_t detect_irq, void *data) -{ - return request_irq(IRQ_MAGICIAN_SD, detect_irq, 0, - "mmc card detect", data); -} - -static void magician_mci_exit(struct device *dev, void *data) -{ - free_irq(IRQ_MAGICIAN_SD, data); -} - -static struct pxamci_platform_data magician_mci_info = { - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .init = magician_mci_init, - .exit = magician_mci_exit, - .gpio_card_ro_invert = 1, -}; - -/* - * Write protect on EGPIO register 5 index 4, this is on the second HTC - * EGPIO chip which starts at register 4, so we need offset 8+4=12 on that - * particular chip. - */ -#define EGPIO_MAGICIAN_nSD_READONLY_OFFSET 12 -/* - * Power on EGPIO register 2 index 0, so this is on the first HTC EGPIO chip - * starting at register 0 so we need offset 2*8+0 = 16 on that chip. - */ -#define EGPIO_MAGICIAN_nSD_POWER_OFFSET 16 - -static struct gpiod_lookup_table magician_mci_gpio_table = { - .dev_id = "pxa2xx-mci.0", - .table = { - GPIO_LOOKUP("htc-egpio-1", EGPIO_MAGICIAN_nSD_READONLY_OFFSET, - "wp", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("htc-egpio-0", EGPIO_MAGICIAN_nSD_POWER_OFFSET, - "power", GPIO_ACTIVE_HIGH), - { }, - }, -}; - -/* - * USB OHCI - */ - -static struct pxaohci_platform_data magician_ohci_info = { - .port_mode = PMM_PERPORT_MODE, - /* port1: CSR Bluetooth, port2: OTG with UDC */ - .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW, - .power_budget = 0, - .power_on_delay = 100, -}; - -/* - * StrataFlash - */ - -static int magician_flash_init(struct platform_device *pdev) -{ - int ret = gpio_request(EGPIO_MAGICIAN_FLASH_VPP, "flash Vpp enable"); - - if (ret) { - pr_err("Cannot request flash enable GPIO (%i)\n", ret); - return ret; - } - - ret = gpio_direction_output(EGPIO_MAGICIAN_FLASH_VPP, 1); - if (ret) { - pr_err("Cannot set direction for flash enable (%i)\n", ret); - gpio_free(EGPIO_MAGICIAN_FLASH_VPP); - } - - return ret; -} - -static void magician_set_vpp(struct platform_device *pdev, int vpp) -{ - gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp); -} - -static void magician_flash_exit(struct platform_device *pdev) -{ - gpio_free(EGPIO_MAGICIAN_FLASH_VPP); -} - -static struct resource strataflash_resource = { - .start = PXA_CS0_PHYS, - .end = PXA_CS0_PHYS + SZ_64M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct mtd_partition magician_flash_parts[] = { - { - .name = "Bootloader", - .offset = 0x0, - .size = 0x40000, - .mask_flags = MTD_WRITEABLE, /* EXPERIMENTAL */ - }, - { - .name = "Linux Kernel", - .offset = 0x40000, - .size = MTDPART_SIZ_FULL, - }, -}; - -/* - * physmap-flash driver - */ - -static struct physmap_flash_data strataflash_data = { - .width = 4, - .init = magician_flash_init, - .set_vpp = magician_set_vpp, - .exit = magician_flash_exit, - .parts = magician_flash_parts, - .nr_parts = ARRAY_SIZE(magician_flash_parts), -}; - -static struct platform_device strataflash = { - .name = "physmap-flash", - .id = -1, - .resource = &strataflash_resource, - .num_resources = 1, - .dev = { - .platform_data = &strataflash_data, - }, -}; - -/* - * audio support - */ -static struct uda1380_platform_data uda1380_info = { - .gpio_power = EGPIO_MAGICIAN_CODEC_POWER, - .gpio_reset = EGPIO_MAGICIAN_CODEC_RESET, - .dac_clk = UDA1380_DAC_CLK_WSPLL, -}; - -static struct i2c_board_info magician_audio_i2c_board_info[] = { - { - I2C_BOARD_INFO("uda1380", 0x18), - .platform_data = &uda1380_info, - }, -}; - -static struct gpiod_lookup_table magician_audio_gpio_table = { - .dev_id = "magician-audio", - .table = { - GPIO_LOOKUP("htc-egpio-0", - EGPIO_MAGICIAN_SPK_POWER - MAGICIAN_EGPIO_BASE, - "SPK_POWER", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("htc-egpio-0", - EGPIO_MAGICIAN_EP_POWER - MAGICIAN_EGPIO_BASE, - "EP_POWER", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("htc-egpio-0", - EGPIO_MAGICIAN_MIC_POWER - MAGICIAN_EGPIO_BASE, - "MIC_POWER", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("htc-egpio-0", - EGPIO_MAGICIAN_IN_SEL0 - MAGICIAN_EGPIO_BASE, - "IN_SEL0", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("htc-egpio-0", - EGPIO_MAGICIAN_IN_SEL1 - MAGICIAN_EGPIO_BASE, - "IN_SEL1", GPIO_ACTIVE_HIGH), - { }, - }, -}; - -static void magician_audio_init(void) -{ - i2c_register_board_info(0, - ARRAY_AND_SIZE(magician_audio_i2c_board_info)); - - gpiod_add_lookup_table(&magician_audio_gpio_table); - platform_device_register_simple("magician-audio", -1, NULL, 0); -} - -/* - * PXA I2C main controller - */ - -static struct i2c_pxa_platform_data i2c_info = { - /* OV9640 I2C device doesn't support fast mode */ - .fast_mode = 0, -}; - -/* - * PXA I2C power controller - */ - -static struct i2c_pxa_platform_data magician_i2c_power_info = { - .fast_mode = 1, -}; - -/* - * Touchscreen - */ - -static struct ads7846_platform_data ads7846_pdata = { - .model = 7846, - .x_plate_ohms = 317, - .y_plate_ohms = 500, - .pressure_max = 1023, /* with x plate ohms it will overflow 255 */ - .debounce_max = 3, /* first readout is always bad */ - .debounce_tol = 30, - .debounce_rep = 0, - .gpio_pendown = GPIO115_MAGICIAN_nPEN_IRQ, - .keep_vref_on = 1, - .wakeup = true, - .vref_delay_usecs = 100, - .penirq_recheck_delay_usecs = 100, -}; - -struct pxa2xx_spi_chip tsc2046_chip_info = { - .tx_threshold = 1, - .rx_threshold = 2, - .timeout = 64, -}; - -static struct pxa2xx_spi_controller magician_spi_info = { - .num_chipselect = 1, - .enable_dma = 1, -}; - -static struct gpiod_lookup_table magician_spi_gpio_table = { - .dev_id = "spi2", - .table = { - /* NOTICE must be GPIO, incompatibility with hw PXA SPI framing */ - GPIO_LOOKUP_IDX("gpio-pxa", GPIO14_MAGICIAN_TSC2046_CS, "cs", 0, GPIO_ACTIVE_LOW), - { }, - }, -}; - -static struct spi_board_info ads7846_spi_board_info[] __initdata = { - { - .modalias = "ads7846", - .bus_num = 2, - .max_speed_hz = 2500000, - .platform_data = &ads7846_pdata, - .controller_data = &tsc2046_chip_info, - .irq = PXA_GPIO_TO_IRQ(GPIO115_MAGICIAN_nPEN_IRQ), - }, -}; - -/* - * Platform devices - */ - -static struct platform_device *devices[] __initdata = { - &gpio_keys, - &egpio, - &backlight, - &pasic3, - &bq24022, - &gpio_vbus, - &power_supply, - &strataflash, - &leds_gpio, - &vads7846_device, -}; - -static struct gpio magician_global_gpios[] = { - { GPIO13_MAGICIAN_CPLD_IRQ, GPIOF_IN, "CPLD_IRQ" }, - { GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" }, - - /* NOTICE valid LCD init sequence */ - { GPIO106_MAGICIAN_LCD_DCDC_NRESET, GPIOF_OUT_INIT_LOW, "LCD DCDC nreset" }, - { GPIO104_MAGICIAN_LCD_VOFF_EN, GPIOF_OUT_INIT_LOW, "LCD VOFF enable" }, - { GPIO105_MAGICIAN_LCD_VON_EN, GPIOF_OUT_INIT_LOW, "LCD VON enable" }, -}; - -static void __init magician_init(void) -{ - void __iomem *cpld; - int lcd_select; - int err; - - pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config)); - err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios)); - if (err) - pr_err("magician: Failed to request global GPIOs: %d\n", err); - - pxa_set_ffuart_info(NULL); - pxa_set_btuart_info(NULL); - - pwm_add_table(magician_pwm_lookup, ARRAY_SIZE(magician_pwm_lookup)); - - pxa_set_ficp_info(&magician_ficp_info); - pxa27x_set_i2c_power_info(&magician_i2c_power_info); - pxa_set_i2c_info(&i2c_info); - - i2c_register_board_info(1, - ARRAY_AND_SIZE(magician_pwr_i2c_board_info)); - - gpiod_add_lookup_table(&magician_mci_gpio_table); - pxa_set_mci_info(&magician_mci_info); - pxa_set_ohci_info(&magician_ohci_info); - pxa_set_udc_info(&magician_udc_info); - - /* Check LCD type we have */ - cpld = ioremap(PXA_CS3_PHYS, 0x1000); - if (cpld) { - u8 board_id = __raw_readb(cpld + 0x14); - - iounmap(cpld); - system_rev = board_id & 0x7; - lcd_select = board_id & 0x8; - pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly"); - if (lcd_select && (system_rev < 3)) - /* NOTICE valid LCD init sequence */ - gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER, - GPIOF_OUT_INIT_LOW, "Samsung LCD Power"); - pxa_set_fb_info(NULL, - lcd_select ? &samsung_info : &toppoly_info); - } else - pr_err("LCD detection: CPLD mapping failed\n"); - - gpiod_add_lookup_table(&magician_spi_gpio_table); - pxa2xx_set_spi_info(2, &magician_spi_info); - spi_register_board_info(ARRAY_AND_SIZE(ads7846_spi_board_info)); - - regulator_register_always_on(0, "power", pwm_backlight_supply, - ARRAY_SIZE(pwm_backlight_supply), 5000000); - - gpiod_add_lookup_table(&bq24022_gpiod_table); - gpiod_add_lookup_table(&gpio_vbus_gpiod_table); - platform_add_devices(ARRAY_AND_SIZE(devices)); - - magician_audio_init(); -} - -MACHINE_START(MAGICIAN, "HTC Magician") - .atag_offset = 0x100, - .map_io = pxa27x_map_io, - .nr_irqs = MAGICIAN_NR_IRQS, - .init_irq = pxa27x_init_irq, - .handle_irq = pxa27x_handle_irq, - .init_machine = magician_init, - .init_time = pxa_timer_init, - .restart = pxa_restart, -MACHINE_END |