diff options
| -rw-r--r-- | arch/arm/mach-s3c2442/mach-gta02.c | 482 |
1 files changed, 417 insertions, 65 deletions
diff --git a/arch/arm/mach-s3c2442/mach-gta02.c b/arch/arm/mach-s3c2442/mach-gta02.c index bdd34917e5b..ff801779075 100644 --- a/arch/arm/mach-s3c2442/mach-gta02.c +++ b/arch/arm/mach-s3c2442/mach-gta02.c @@ -38,6 +38,7 @@ #include <linux/platform_device.h> #include <linux/serial_core.h> #include <linux/spi/spi.h> +#include <linux/spi/spi_gpio.h> #include <linux/mmc/host.h> @@ -49,7 +50,6 @@ #include <linux/io.h> #include <linux/i2c.h> -#include <linux/backlight.h> #include <linux/regulator/machine.h> #include <linux/mfd/pcf50633/core.h> @@ -57,6 +57,7 @@ #include <linux/mfd/pcf50633/adc.h> #include <linux/mfd/pcf50633/gpio.h> #include <linux/mfd/pcf50633/pmic.h> +#include <linux/mfd/pcf50633/backlight.h> #include <linux/input.h> #include <linux/gpio_keys.h> @@ -97,6 +98,17 @@ #include <mach/gta02-pm-gps.h> #include <mach/gta02-pm-wlan.h> +#include <linux/jbt6k74.h> +#include <linux/glamofb.h> +#include <linux/mfd/glamo.h> + +#include <mach/gta02-fiq.h> + +#include <linux/hdq.h> +#include <linux/bq27000_battery.h> + +#include <linux/platform_battery.h> + struct pcf50633 *gta02_pcf; /* @@ -159,6 +171,140 @@ static struct s3c2410_uartcfg gta02_uartcfgs[] = { }, }; +/* + * we crank down SD Card clock dynamically when GPS is powered + */ + +static int gta02_glamo_mci_use_slow(void) +{ + return gta02_pm_gps_is_on(); +} + +static void gta02_glamo_external_reset(int level) +{ + s3c2410_gpio_setpin(GTA02_GPIO_3D_RESET, level); + s3c2410_gpio_cfgpin(GTA02_GPIO_3D_RESET, S3C2410_GPIO_OUTPUT); +} + +struct spi_gpio_platform_data spigpio_platform_data = { + .sck = GTA02_GPIO_GLAMO(10), + .mosi = GTA02_GPIO_GLAMO(11), + .miso = GTA02_GPIO_GLAMO(5), + .num_chipselect = 1, +}; + +static struct platform_device spigpio_device = { + .name = "spi_gpio", + .id = 2, + .dev = { + .platform_data = &spigpio_platform_data, + }, +}; + +static void gta02_glamo_registered(struct device *dev) +{ + spigpio_device.dev.parent = dev; + platform_device_register(&spigpio_device); +} + +static struct fb_videomode gta02_glamo_modes[] = { + { + .name = "480x640", + .xres = 480, + .yres = 640, + .pixclock = 40816, + .left_margin = 8, + .right_margin = 16, + .upper_margin = 2, + .lower_margin = 16, + .hsync_len = 8, + .vsync_len = 2, + .vmode = FB_VMODE_NONINTERLACED, + }, { + .name = "240x320", + .xres = 240, + .yres = 320, + .pixclock = 40816, + .left_margin = 8, + .right_margin = 16, + .upper_margin = 2, + .lower_margin = 16, + .hsync_len = 8, + .vsync_len = 2, + .vmode = FB_VMODE_NONINTERLACED, + } +}; + + +static struct glamo_fb_platform_data gta02_glamo_fb_pdata = { + .width = 43, + .height = 58, + + .num_modes = ARRAY_SIZE(gta02_glamo_modes), + .modes = gta02_glamo_modes, +}; + +static struct glamo_mmc_platform_data gta02_glamo_mmc_pdata = { + .glamo_mmc_use_slow = gta02_glamo_mci_use_slow, +}; + +static struct glamo_gpio_platform_data gta02_glamo_gpio_pdata = { + .base = GTA02_GPIO_GLAMO_BASE, + .registered = gta02_glamo_registered, +}; + +static struct glamo_platform_data gta02_glamo_pdata = { + .fb_data = >a02_glamo_fb_pdata, + .mmc_data = >a02_glamo_mmc_pdata, + .gpio_data = >a02_glamo_gpio_pdata, + + .osci_clock_rate = 32768, + + .glamo_external_reset = gta02_glamo_external_reset, +}; + +static struct resource gta02_glamo_resources[] = { + [0] = { + .start = S3C2410_CS1, + .end = S3C2410_CS1 + 0x1000000 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = GTA02_IRQ_3D, + .end = GTA02_IRQ_3D, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = S3C2410_BOARD_IRQ_START, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device gta02_glamo_dev = { + .name = "glamo3362", + .num_resources = ARRAY_SIZE(gta02_glamo_resources), + .resource = gta02_glamo_resources, + .dev = { + .platform_data = >a02_glamo_pdata, + }, +}; + +static struct platform_device gta02_pm_gps_dev = { + .name = "gta02-pm-gps", +}; + +static struct platform_device gta02_pm_bt_dev = { + .name = "gta02-pm-bt", +}; + +static struct platform_device gta02_pm_gsm_dev = { + .name = "gta02-pm-gsm", +}; + +static struct platform_device gta02_pm_wlan_dev = { + .name = "gta02-pm-wlan", +}; + #ifdef CONFIG_CHARGER_PCF50633 /* * On GTA02 the 1A charger features a 48K resistor to 0V on the ID pin. @@ -171,6 +317,20 @@ static struct s3c2410_uartcfg gta02_uartcfgs[] = { #define ADC_NOM_CHG_DETECT_1A 6 #define ADC_NOM_CHG_DETECT_USB 43 +static int gta02_get_charger_online_status(void) +{ + struct pcf50633 *pcf = gta02_pcf; + + return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE; +} + +static int gta02_get_charger_active_status(void) +{ + struct pcf50633 *pcf = gta02_pcf; + + return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ACTIVE; +} + static void gta02_configure_pmu_for_charger(struct pcf50633 *pcf, void *unused, int res) { @@ -247,6 +407,8 @@ static void gta02_udc_vbus_draw(unsigned int ma) #else /* !CONFIG_CHARGER_PCF50633 */ #define gta02_pmu_event_callback NULL #define gta02_udc_vbus_draw NULL +#define gta02_get_charger_online_status NULL +#define gta02_get_charger_active_status NULL #endif /* @@ -264,6 +426,38 @@ static char *gta02_batteries[] = { "battery", }; +static struct regulator_consumer_supply ldo4_consumers[] = { + { + .dev = >a02_pm_bt_dev.dev, + .supply = "BT_3V2", + }, +}; + +static struct regulator_consumer_supply ldo5_consumers[] = { + { + .dev = >a02_pm_gps_dev.dev, + .supply = "RF_3V", + }, +}; + +static struct regulator_consumer_supply hcldo_consumers[] = { + { + .dev = >a02_glamo_dev.dev, + .supply = "SD_3V3", + }, +}; + +static struct regulator_consumer_supply ldo6_consumers[] = { + REGULATOR_SUPPLY("VDC", "spi2.0"), + REGULATOR_SUPPLY("VDDIO", "spi2.0"), +}; + +static struct pcf50633_bl_platform_data gta02_backlight_data = { + .default_brightness = 0x3f, + .default_brightness_limit = 0, + .ramp_time = 3, +}; + struct pcf50633_platform_data gta02_pcf_pdata = { .resumers = { [0] = PCF50633_INT1_USBINS | @@ -278,12 +472,18 @@ struct pcf50633_platform_data gta02_pcf_pdata = { .batteries = gta02_batteries, .num_batteries = ARRAY_SIZE(gta02_batteries), + + .chg_ref_current_ma = 1000, + + .backlight_data = >a02_backlight_data, + .reg_init_data = { [PCF50633_REGULATOR_AUTO] = { .constraints = { .min_uV = 3300000, .max_uV = 3300000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .always_on = 1, .apply_uV = 1, .state_mem = { @@ -296,6 +496,7 @@ struct pcf50633_platform_data gta02_pcf_pdata = { .min_uV = 1300000, .max_uV = 1600000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .always_on = 1, .apply_uV = 1, }, @@ -317,15 +518,19 @@ struct pcf50633_platform_data gta02_pcf_pdata = { .min_uV = 2000000, .max_uV = 3300000, .valid_modes_mask = REGULATOR_MODE_NORMAL, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | + REGULATOR_CHANGE_VOLTAGE, .always_on = 1, }, + .num_consumer_supplies = ARRAY_SIZE(hcldo_consumers), + .consumer_supplies = hcldo_consumers, }, [PCF50633_REGULATOR_LDO1] = { .constraints = { .min_uV = 3300000, .max_uV = 3300000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .apply_uV = 1, .state_mem = { .enabled = 0, @@ -337,6 +542,7 @@ struct pcf50633_platform_data gta02_pcf_pdata = { .min_uV = 3300000, .max_uV = 3300000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .apply_uV = 1, }, }, @@ -345,6 +551,7 @@ struct pcf50633_platform_data gta02_pcf_pdata = { .min_uV = 3000000, .max_uV = 3000000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .apply_uV = 1, }, }, @@ -353,32 +560,42 @@ struct pcf50633_platform_data gta02_pcf_pdata = { .min_uV = 3200000, .max_uV = 3200000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .apply_uV = 1, }, + .num_consumer_supplies = ARRAY_SIZE(ldo4_consumers), + .consumer_supplies = ldo4_consumers, }, [PCF50633_REGULATOR_LDO5] = { .constraints = { .min_uV = 3000000, .max_uV = 3000000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .apply_uV = 1, .state_mem = { .enabled = 1, }, }, + .num_consumer_supplies = ARRAY_SIZE(ldo5_consumers), + .consumer_supplies = ldo5_consumers, }, [PCF50633_REGULATOR_LDO6] = { .constraints = { .min_uV = 3000000, .max_uV = 3000000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, + .num_consumer_supplies = ARRAY_SIZE(ldo6_consumers), + .consumer_supplies = ldo6_consumers, }, [PCF50633_REGULATOR_MEMLDO] = { .constraints = { .min_uV = 1800000, .max_uV = 1800000, .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_STATUS, .state_mem = { .enabled = 1, }, @@ -480,78 +697,202 @@ static struct s3c2410_udc_mach_info gta02_udc_cfg = { }; +/* USB */ +static struct s3c2410_hcd_info gta02_usb_info = { + .port[0] = { + .flags = S3C_HCDFLG_USED, + }, + .port[1] = { + .flags = 0, + }, +}; - -static void gta02_bl_set_intensity(int intensity) +/* JBT6k74 display controller */ +static void gta02_jbt6k74_probe_completed(struct device *dev) { - struct pcf50633 *pcf = gta02_pcf; - int old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT); + pcf50633_bl_set_brightness_limit(gta02_pcf, 0x3f); +} + +const struct jbt6k74_platform_data jbt6k74_pdata = { + .probe_completed = gta02_jbt6k74_probe_completed, + .gpio_reset = GTA02_GPIO_GLAMO(4), +}; - /* We map 8-bit intensity to 6-bit intensity in hardware. */ - intensity >>= 2; +static struct spi_board_info gta02_spi_board_info[] = { + { + .modalias = "jbt6k74", + .platform_data = &jbt6k74_pdata, + .controller_data = (void*)GTA02_GPIO_GLAMO(12), + /* irq */ + .max_speed_hz = 100 * 1000, + .bus_num = 2, + .chip_select = 0 + }, +}; - /* - * This can happen during, eg, print of panic on blanked console, - * but we can't service i2c without interrupts active, so abort. - */ - if (in_atomic()) { - printk(KERN_ERR "gta02_bl_set_intensity called while atomic\n"); - return; - } +/* BQ27000 Battery */ - old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT); - if (intensity == old_intensity) - return; +struct bq27000_platform_data bq27000_pdata = { + .name = "battery", + .rsense_mohms = 20, + .hdq_read = hdq_read, + .hdq_write = hdq_write, + .hdq_initialized = hdq_initialized, + .get_charger_online_status = gta02_get_charger_online_status, + .get_charger_active_status = gta02_get_charger_active_status +}; + +struct platform_device bq27000_battery_device = { + .name = "bq27000-battery", + .dev = { + .platform_data = &bq27000_pdata, + }, +}; - /* We can't do this anywhere else. */ - pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 5); +/* Platform battery */ - if (!(pcf50633_reg_read(pcf, PCF50633_REG_LEDENA) & 3)) - old_intensity = 0; +/* Capacity of a typical BL-5C dumb battery */ +#define GTA02_BAT_CHARGE_FULL 850000 - /* - * The PCF50633 cannot handle LEDOUT = 0 (datasheet p60) - * if seen, you have to re-enable the LED unit. - */ - if (!intensity || !old_intensity) - pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0); +static int gta02_bat_voltscale(int volt) +{ + /* This table is suggested by SpeedEvil based on analysis of + * experimental data */ + static const int lut[][2] = { + { 4120, 100 }, + { 3900, 60 }, + { 3740, 25 }, + { 3600, 5 }, + { 3000, 0 } }; + int i, res = 0; + + if (volt > lut[0][0]) + res = lut[0][1]; + else + for (i = 0; lut[i][1]; i++) { + if (volt <= lut[i][0] && volt >= lut[i+1][0]) { + res = lut[i][1] - (lut[i][0]-volt)* + (lut[i][1]-lut[i+1][1])/ + (lut[i][0]-lut[i+1][0]); + break; + } + } + return res; +} + +static int gta02_bat_get_voltage(void) +{ + struct pcf50633 *pcf = gta02_pcf; + u16 adc, mv = 0; + adc = pcf50633_adc_sync_read(pcf, + PCF50633_ADCC1_MUX_BATSNS_RES, + PCF50633_ADCC1_AVERAGE_16); + /* The formula from DS is for divide-by-two mode, current driver uses + divide-by-three */ + mv = (adc * 6000) / 1023; + return mv * 1000; +} - /* Illegal to set LEDOUT to 0. */ - if (!intensity) - pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f, 2); +static int gta02_bat_get_present(void) +{ + /* There is no reliable way to tell if it is present or not */ + return 1; +} + +static int gta02_bat_get_status(void) +{ +#ifdef CONFIG_CHARGER_PCF50633 + if (gta02_get_charger_active_status()) + return POWER_SUPPLY_STATUS_CHARGING; else - pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f, - intensity); + return POWER_SUPPLY_STATUS_DISCHARGING; +#else + return POWER_SUPPLY_STATUS_UNKNOWN; +#endif +} - if (intensity) - pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 2); +static int gta02_bat_get_capacity(void) +{ + return gta02_bat_voltscale(gta02_bat_get_voltage()/1000); +} +static int gta02_bat_get_charge_full(void) +{ + return GTA02_BAT_CHARGE_FULL; } -static struct generic_bl_info gta02_bl_info = { - .name = "gta02-bl", - .max_intensity = 0xff, - .default_intensity = 0xff, - .set_bl_intensity = gta02_bl_set_intensity, +static int gta02_bat_get_charge_now(void) +{ + return gta02_bat_get_capacity() * gta02_bat_get_charge_full() / 100; +} + +static enum power_supply_property gta02_platform_bat_properties[] = { + POWER_SUPPLY_PROP_PRESENT, + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_CAPACITY, + POWER_SUPPLY_PROP_CHARGE_FULL, + POWER_SUPPLY_PROP_CHARGE_NOW, +}; + +int (*gta02_platform_bat_get_property[])(void) = { + gta02_bat_get_present, + gta02_bat_get_status, + gta02_bat_get_voltage, + gta02_bat_get_capacity, + gta02_bat_get_charge_full, + gta02_bat_get_charge_now, +}; + +static struct platform_bat_platform_data gta02_platform_bat_pdata = { + .name = "battery", + .properties = gta02_platform_bat_properties, + .num_properties = ARRAY_SIZE(gta02_platform_bat_properties), + .get_property = gta02_platform_bat_get_property, + .is_present = gta02_bat_get_present, }; -static struct platform_device gta02_bl_dev = { - .name = "generic-bl", - .id = 1, +struct platform_device gta02_platform_bat = { + .name = "platform_battery", + .id = -1, .dev = { - .platform_data = >a02_bl_info, - }, + .platform_data = >a02_platform_bat_pdata, + } }; +/* HDQ */ + +static void gta02_hdq_attach_child_devices(struct device *parent_device) +{ + bq27000_battery_device.dev.parent = parent_device; + platform_device_register(&bq27000_battery_device); +} +static void gta02_hdq_gpio_direction_out(void) +{ + s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_OUTPUT); +} -/* USB */ -static struct s3c2410_hcd_info gta02_usb_info = { - .port[0] = { - .flags = S3C_HCDFLG_USED, - }, - .port[1] = { - .flags = 0, +static void gta02_hdq_gpio_direction_in(void) +{ + s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_INPUT); +} + +static void gta02_hdq_gpio_set_value(int val) +{ + + s3c2410_gpio_setpin(GTA02v5_GPIO_HDQ, val); +} + +static int gta02_hdq_gpio_get_value(void) +{ + return s3c2410_gpio_getpin(GTA02v5_GPIO_HDQ); +} + +static struct resource gta02_hdq_resources[] = { + [0] = { + .start = GTA02v5_GPIO_HDQ, + .end = GTA02v5_GPIO_HDQ, }, }; @@ -641,21 +982,27 @@ static struct platform_device gta02_pwm_leds_device = { } }; +struct hdq_platform_data gta02_hdq_platform_data = { + .attach_child_devices = gta02_hdq_attach_child_devices, + .gpio_dir_out = gta02_hdq_gpio_direction_out, + .gpio_dir_in = gta02_hdq_gpio_direction_in, + .gpio_set = gta02_hdq_gpio_set_value, + .gpio_get = gta02_hdq_gpio_get_value, -static struct platform_device gta02_pm_gps_dev = { - .name = "gta02-pm-gps", -}; + .enable_fiq = gta02_fiq_enable, + .disable_fiq = gta02_fiq_disable, + .kick_fiq = gta02_fiq_kick, -static struct platform_device gta02_pm_bt_dev = { - .name = "gta02-pm-bt", -}; - -static struct platform_device gta02_pm_gsm_dev = { - .name = "gta02-pm-gsm", }; -static struct platform_device gta02_pm_wlan_dev = { - .name = "gta02-pm-wlan", +struct platform_device gta02_hdq_device = { + .name = "hdq", + .num_resources = 1, + .resource = gta02_hdq_resources, + .dev = { + .platform_data = >a02_hdq_platform_data, + .parent = &s3c_device_timer[0].dev, + }, }; static void __init gta02_map_io(void) @@ -687,12 +1034,15 @@ static struct platform_device *gta02_devices[] __initdata = { >a02_pm_bt_dev, >a02_pm_gsm_dev, >a02_pm_wlan_dev, + &s3c_device_adc, }; /* These guys DO need to be children of PMU. */ static struct platform_device *gta02_devices_pmu_children[] = { - >a02_bl_dev, + >a02_glamo_dev, + &s3c_device_timer[2], + >a02_hdq_device, }; @@ -836,6 +1186,8 @@ static void __init gta02_machine_init(void) s3c_i2c0_set_platdata(NULL); i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs)); + spi_register_board_info(gta02_spi_board_info, + ARRAY_SIZE(gta02_spi_board_info)); platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices)); gta02_enable_pwm_pins(); |