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-rw-r--r--arch/arm/mach-s3c2442/mach-gta02.c482
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 = &gta02_glamo_fb_pdata,
+ .mmc_data = &gta02_glamo_mmc_pdata,
+ .gpio_data = &gta02_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 = &gta02_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 = &gta02_pm_bt_dev.dev,
+ .supply = "BT_3V2",
+ },
+};
+
+static struct regulator_consumer_supply ldo5_consumers[] = {
+ {
+ .dev = &gta02_pm_gps_dev.dev,
+ .supply = "RF_3V",
+ },
+};
+
+static struct regulator_consumer_supply hcldo_consumers[] = {
+ {
+ .dev = &gta02_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 = &gta02_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 = &gta02_bl_info,
- },
+ .platform_data = &gta02_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 = &gta02_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 = {
&gta02_pm_bt_dev,
&gta02_pm_gsm_dev,
&gta02_pm_wlan_dev,
+ &s3c_device_adc,
};
/* These guys DO need to be children of PMU. */
static struct platform_device *gta02_devices_pmu_children[] = {
- &gta02_bl_dev,
+ &gta02_glamo_dev,
+ &s3c_device_timer[2],
+ &gta02_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();