Merge branch 'next-samsung' of git://git.fluff.org/bjdooks/linux

* 'next-samsung' of git://git.fluff.org/bjdooks/linux:
  ARM: H1940/RX1950: Change default LED triggers
  ARM: S3C2442: RX1950: Add support for LED blinking
  ARM: S3C2442: RX1950: Retain LEDs state in suspend
  ARM: S3C2410: H1940: Fix lcd_power_set function
  ARM: S3C2410: H1940: Add battery support
  ARM: S3C2410: H1940: Use leds-gpio driver for LEDs managing
  ARM: S3C2410: H1940: Make h1940-bluetooth.c compile again
  ARM: S3C2410: H1940: Add keys device

4 files changed, 366 insertions, 25 deletions

diff --git a/arch/arm/mach-s3c2410/h1940-bluetooth.c b/arch/arm/mach-s3c2410/h1940-bluetooth.c
index 6b86a722a7db..2c126bbca08d 100644
--- a/arch/arm/mach-s3c2410/h1940-bluetooth.c
+++ b/arch/arm/mach-s3c2410/h1940-bluetooth.c
@@ -18,12 +18,14 @@
 #include <linux/leds.h>
 #include <linux/gpio.h>
 #include <linux/rfkill.h>
+#include <linux/leds.h>
 
 #include <mach/regs-gpio.h>
 #include <mach/hardware.h>
 #include <mach/h1940-latch.h>
+#include <mach/h1940.h>
 
-#define DRV_NAME              "h1940-bt"
+#define DRV_NAME "h1940-bt"
 
 /* Bluetooth control */
 static void h1940bt_enable(int on)
@@ -37,6 +39,8 @@ static void h1940bt_enable(int on)
                 gpio_set_value(S3C2410_GPH(1), 1);
                 mdelay(10);
                 gpio_set_value(S3C2410_GPH(1), 0);
+
+                h1940_led_blink_set(-EINVAL, GPIO_LED_BLINK, NULL, NULL);
         }
         else {
                 gpio_set_value(S3C2410_GPH(1), 1);
@@ -44,6 +48,8 @@ static void h1940bt_enable(int on)
                 gpio_set_value(S3C2410_GPH(1), 0);
                 mdelay(10);
                 gpio_set_value(H1940_LATCH_BLUETOOTH_POWER, 0);
+
+                h1940_led_blink_set(-EINVAL, GPIO_LED_NO_BLINK_LOW, NULL, NULL);
         }
 }
 
@@ -85,7 +91,6 @@ static int __devinit h1940bt_probe(struct platform_device *pdev)
         s3c_gpio_cfgpin(S3C2410_GPH(3), S3C2410_GPH3_RXD0);
         s3c_gpio_setpull(S3C2410_GPH(3), S3C_GPIO_PULL_NONE);
 
-
         rfk = rfkill_alloc(DRV_NAME, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
                         &h1940bt_rfkill_ops, NULL);
         if (!rfk) {
@@ -93,8 +98,6 @@ static int __devinit h1940bt_probe(struct platform_device *pdev)
                 goto err_rfk_alloc;
         }
 
-        rfkill_set_led_trigger_name(rfk, "h1940-bluetooth");
-
         ret = rfkill_register(rfk);
         if (ret)
                 goto err_rfkill;
diff --git a/arch/arm/mach-s3c2410/include/mach/h1940.h b/arch/arm/mach-s3c2410/include/mach/h1940.h
index 4559784129c0..2aa683c8d3d6 100644
--- a/arch/arm/mach-s3c2410/include/mach/h1940.h
+++ b/arch/arm/mach-s3c2410/include/mach/h1940.h
@@ -17,5 +17,8 @@
 #define H1940_SUSPEND_CHECK             (0x30080000)
 
 extern void h1940_pm_return(void);
+extern int h1940_led_blink_set(unsigned gpio, int state,
+        unsigned long *delay_on, unsigned long *delay_off);
+
 
 #endif /* __ASM_ARCH_H1940_H */
diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c
index 1e93f176c1de..2a2fa0620133 100644
--- a/arch/arm/mach-s3c2410/mach-h1940.c
+++ b/arch/arm/mach-s3c2410/mach-h1940.c
@@ -23,8 +23,15 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/gpio.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
 #include <linux/pwm_backlight.h>
 #include <linux/i2c.h>
+#include <linux/leds.h>
+#include <linux/pda_power.h>
+#include <linux/s3c_adc_battery.h>
+#include <linux/delay.h>
+
 #include <video/platform_lcd.h>
 
 #include <linux/mmc/host.h>
@@ -203,20 +210,239 @@ static struct s3c2410fb_mach_info h1940_fb_info __initdata = {
         .num_displays = 1,
         .default_display = 0,
 
-        .lpcsel=        0x02,
-        .gpccon=        0xaa940659,
-        .gpccon_mask=   0xffffffff,
-        .gpcup=         0x0000ffff,
-        .gpcup_mask=    0xffffffff,
-        .gpdcon=        0xaa84aaa0,
-        .gpdcon_mask=   0xffffffff,
-        .gpdup=         0x0000faff,
-        .gpdup_mask=    0xffffffff,
+        .lpcsel =       0x02,
+        .gpccon =       0xaa940659,
+        .gpccon_mask =  0xffffc0f0,
+        .gpcup =        0x0000ffff,
+        .gpcup_mask =   0xffffffff,
+        .gpdcon =       0xaa84aaa0,
+        .gpdcon_mask =  0xffffffff,
+        .gpdup =        0x0000faff,
+        .gpdup_mask =   0xffffffff,
 };
 
-static struct platform_device h1940_device_leds = {
-        .name             = "h1940-leds",
+static int power_supply_init(struct device *dev)
+{
+        return gpio_request(S3C2410_GPF(2), "cable plugged");
+}
+
+static int h1940_is_ac_online(void)
+{
+        return !gpio_get_value(S3C2410_GPF(2));
+}
+
+static void power_supply_exit(struct device *dev)
+{
+        gpio_free(S3C2410_GPF(2));
+}
+
+static char *h1940_supplicants[] = {
+        "main-battery",
+        "backup-battery",
+};
+
+static struct pda_power_pdata power_supply_info = {
+        .init                   = power_supply_init,
+        .is_ac_online           = h1940_is_ac_online,
+        .exit                   = power_supply_exit,
+        .supplied_to            = h1940_supplicants,
+        .num_supplicants        = ARRAY_SIZE(h1940_supplicants),
+};
+
+static struct resource power_supply_resources[] = {
+        [0] = {
+                        .name   = "ac",
+                        .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE |
+                                          IORESOURCE_IRQ_HIGHEDGE,
+                        .start  = IRQ_EINT2,
+                        .end    = IRQ_EINT2,
+        },
+};
+
+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),
+};
+
+static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
+        { .volt = 4070, .cur = 162, .level = 100},
+        { .volt = 4040, .cur = 165, .level = 95},
+        { .volt = 4016, .cur = 164, .level = 90},
+        { .volt = 3996, .cur = 166, .level = 85},
+        { .volt = 3971, .cur = 168, .level = 80},
+        { .volt = 3951, .cur = 168, .level = 75},
+        { .volt = 3931, .cur = 170, .level = 70},
+        { .volt = 3903, .cur = 172, .level = 65},
+        { .volt = 3886, .cur = 172, .level = 60},
+        { .volt = 3858, .cur = 176, .level = 55},
+        { .volt = 3842, .cur = 176, .level = 50},
+        { .volt = 3818, .cur = 176, .level = 45},
+        { .volt = 3789, .cur = 180, .level = 40},
+        { .volt = 3769, .cur = 180, .level = 35},
+        { .volt = 3749, .cur = 184, .level = 30},
+        { .volt = 3732, .cur = 184, .level = 25},
+        { .volt = 3716, .cur = 184, .level = 20},
+        { .volt = 3708, .cur = 184, .level = 15},
+        { .volt = 3716, .cur = 96, .level = 10},
+        { .volt = 3700, .cur = 96, .level = 5},
+        { .volt = 3684, .cur = 96, .level = 0},
+};
+
+static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
+        { .volt = 4130, .cur = 0, .level = 100},
+        { .volt = 3982, .cur = 0, .level = 50},
+        { .volt = 3854, .cur = 0, .level = 10},
+        { .volt = 3841, .cur = 0, .level = 0},
+};
+
+int h1940_bat_init(void)
+{
+        int ret;
+
+        ret = gpio_request(H1940_LATCH_SM803_ENABLE, "h1940-charger-enable");
+        if (ret)
+                return ret;
+        gpio_direction_output(H1940_LATCH_SM803_ENABLE, 0);
+
+        return 0;
+
+}
+
+void h1940_bat_exit(void)
+{
+        gpio_free(H1940_LATCH_SM803_ENABLE);
+}
+
+void h1940_enable_charger(void)
+{
+        gpio_set_value(H1940_LATCH_SM803_ENABLE, 1);
+}
+
+void h1940_disable_charger(void)
+{
+        gpio_set_value(H1940_LATCH_SM803_ENABLE, 0);
+}
+
+static struct s3c_adc_bat_pdata h1940_bat_cfg = {
+        .init = h1940_bat_init,
+        .exit = h1940_bat_exit,
+        .enable_charger = h1940_enable_charger,
+        .disable_charger = h1940_disable_charger,
+        .gpio_charge_finished = S3C2410_GPF(3),
+        .gpio_inverted = 1,
+        .lut_noac = bat_lut_noac,
+        .lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
+        .lut_acin = bat_lut_acin,
+        .lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
+        .volt_channel = 0,
+        .current_channel = 1,
+        .volt_mult = 4056,
+        .current_mult = 1893,
+        .internal_impedance = 200,
+        .backup_volt_channel = 3,
+        /* TODO Check backup volt multiplier */
+        .backup_volt_mult = 4056,
+        .backup_volt_min = 0,
+        .backup_volt_max = 4149288
+};
+
+static struct platform_device h1940_battery = {
+        .name             = "s3c-adc-battery",
         .id               = -1,
+        .dev = {
+                .parent = &s3c_device_adc.dev,
+                .platform_data = &h1940_bat_cfg,
+        },
+};
+
+DEFINE_SPINLOCK(h1940_blink_spin);
+
+int h1940_led_blink_set(unsigned gpio, int state,
+        unsigned long *delay_on, unsigned long *delay_off)
+{
+        int blink_gpio, check_gpio1, check_gpio2;
+
+        switch (gpio) {
+        case H1940_LATCH_LED_GREEN:
+                blink_gpio = S3C2410_GPA(7);
+                check_gpio1 = S3C2410_GPA(1);
+                check_gpio2 = S3C2410_GPA(3);
+                break;
+        case H1940_LATCH_LED_RED:
+                blink_gpio = S3C2410_GPA(1);
+                check_gpio1 = S3C2410_GPA(7);
+                check_gpio2 = S3C2410_GPA(3);
+                break;
+        default:
+                blink_gpio = S3C2410_GPA(3);
+                check_gpio1 = S3C2410_GPA(1);
+                check_gpio1 = S3C2410_GPA(7);
+                break;
+        }
+
+        if (delay_on && delay_off && !*delay_on && !*delay_off)
+                *delay_on = *delay_off = 500;
+
+        spin_lock(&h1940_blink_spin);
+
+        switch (state) {
+        case GPIO_LED_NO_BLINK_LOW:
+        case GPIO_LED_NO_BLINK_HIGH:
+                if (!gpio_get_value(check_gpio1) &&
+                    !gpio_get_value(check_gpio2))
+                        gpio_set_value(H1940_LATCH_LED_FLASH, 0);
+                gpio_set_value(blink_gpio, 0);
+                if (gpio_is_valid(gpio))
+                        gpio_set_value(gpio, state);
+                break;
+        case GPIO_LED_BLINK:
+                if (gpio_is_valid(gpio))
+                        gpio_set_value(gpio, 0);
+                gpio_set_value(H1940_LATCH_LED_FLASH, 1);
+                gpio_set_value(blink_gpio, 1);
+                break;
+        }
+
+        spin_unlock(&h1940_blink_spin);
+
+        return 0;
+}
+EXPORT_SYMBOL(h1940_led_blink_set);
+
+static struct gpio_led h1940_leds_desc[] = {
+        {
+                .name                   = "Green",
+                .default_trigger        = "main-battery-full",
+                .gpio                   = H1940_LATCH_LED_GREEN,
+                .retain_state_suspended = 1,
+        },
+        {
+                .name                   = "Red",
+                .default_trigger
+                        = "main-battery-charging-blink-full-solid",
+                .gpio                   = H1940_LATCH_LED_RED,
+                .retain_state_suspended = 1,
+        },
+};
+
+static struct gpio_led_platform_data h1940_leds_pdata = {
+        .num_leds       = ARRAY_SIZE(h1940_leds_desc),
+        .leds           = h1940_leds_desc,
+        .gpio_blink_set = h1940_led_blink_set,
+};
+
+static struct platform_device h1940_device_leds = {
+        .name   = "leds-gpio",
+        .id     = -1,
+        .dev    = {
+                        .platform_data = &h1940_leds_pdata,
+        },
 };
 
 static struct platform_device h1940_device_bluetooth = {
@@ -302,14 +528,14 @@ static struct platform_device h1940_backlight = {
 static void h1940_lcd_power_set(struct plat_lcd_data *pd,
                                         unsigned int power)
 {
-        int value;
+        int value, retries = 100;
 
         if (!power) {
                 gpio_set_value(S3C2410_GPC(0), 0);
                 /* wait for 3ac */
                 do {
                         value = gpio_get_value(S3C2410_GPC(6));
-                } while (value);
+                } while (value && retries--);
 
                 gpio_set_value(H1940_LATCH_LCD_P2, 0);
                 gpio_set_value(H1940_LATCH_LCD_P3, 0);
@@ -327,6 +553,9 @@ static void h1940_lcd_power_set(struct plat_lcd_data *pd,
                 gpio_set_value(H1940_LATCH_LCD_P0, 1);
                 gpio_set_value(H1940_LATCH_LCD_P1, 1);
 
+                gpio_direction_input(S3C2410_GPC(1));
+                gpio_direction_input(S3C2410_GPC(4));
+                mdelay(10);
                 s3c_gpio_cfgpin(S3C2410_GPC(1), S3C_GPIO_SFN(2));
                 s3c_gpio_cfgpin(S3C2410_GPC(4), S3C_GPIO_SFN(2));
 
@@ -362,7 +591,44 @@ static struct i2c_board_info h1940_i2c_devices[] = {
         },
 };
 
+#define DECLARE_BUTTON(p, k, n, w)      \
+        {                               \
+                .gpio           = p,    \
+                .code           = k,    \
+                .desc           = n,    \
+                .wakeup         = w,    \
+                .active_low     = 1,    \
+        }
+
+static struct gpio_keys_button h1940_buttons[] = {
+        DECLARE_BUTTON(S3C2410_GPF(0),       KEY_POWER,          "Power", 1),
+        DECLARE_BUTTON(S3C2410_GPF(6),       KEY_ENTER,         "Select", 1),
+        DECLARE_BUTTON(S3C2410_GPF(7),      KEY_RECORD,         "Record", 0),
+        DECLARE_BUTTON(S3C2410_GPG(0),         KEY_F11,       "Calendar", 0),
+        DECLARE_BUTTON(S3C2410_GPG(2),         KEY_F12,       "Contacts", 0),
+        DECLARE_BUTTON(S3C2410_GPG(3),        KEY_MAIL,           "Mail", 0),
+        DECLARE_BUTTON(S3C2410_GPG(6),        KEY_LEFT,     "Left_arrow", 0),
+        DECLARE_BUTTON(S3C2410_GPG(7),    KEY_HOMEPAGE,           "Home", 0),
+        DECLARE_BUTTON(S3C2410_GPG(8),       KEY_RIGHT,    "Right_arrow", 0),
+        DECLARE_BUTTON(S3C2410_GPG(9),          KEY_UP,       "Up_arrow", 0),
+        DECLARE_BUTTON(S3C2410_GPG(10),       KEY_DOWN,     "Down_arrow", 0),
+};
+
+static struct gpio_keys_platform_data h1940_buttons_data = {
+        .buttons        = h1940_buttons,
+        .nbuttons       = ARRAY_SIZE(h1940_buttons),
+};
+
+static struct platform_device h1940_dev_buttons = {
+        .name           = "gpio-keys",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &h1940_buttons_data,
+        }
+};
+
 static struct platform_device *h1940_devices[] __initdata = {
+        &h1940_dev_buttons,
         &s3c_device_ohci,
         &s3c_device_lcd,
         &s3c_device_wdt,
@@ -379,6 +645,8 @@ static struct platform_device *h1940_devices[] __initdata = {
         &h1940_lcd_powerdev,
         &s3c_device_adc,
         &s3c_device_ts,
+        &power_supply,
+        &h1940_battery,
 };
 
 static void __init h1940_map_io(void)
@@ -461,6 +729,15 @@ static void __init h1940_init(void)
 
         platform_add_devices(h1940_devices, ARRAY_SIZE(h1940_devices));
 
+        gpio_request(S3C2410_GPA(1), "Red LED blink");
+        gpio_request(S3C2410_GPA(3), "Blue LED blink");
+        gpio_request(S3C2410_GPA(7), "Green LED blink");
+        gpio_request(H1940_LATCH_LED_FLASH, "LED blink");
+        gpio_direction_output(S3C2410_GPA(1), 0);
+        gpio_direction_output(S3C2410_GPA(3), 0);
+        gpio_direction_output(S3C2410_GPA(7), 0);
+        gpio_direction_output(H1940_LATCH_LED_FLASH, 0);
+
         i2c_register_board_info(0, h1940_i2c_devices,
                 ARRAY_SIZE(h1940_i2c_devices));
 }
diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c
index 86bbc233b31c..27ea95096fe1 100644
--- a/arch/arm/mach-s3c2440/mach-rx1950.c
+++ b/arch/arm/mach-s3c2440/mach-rx1950.c
@@ -263,27 +263,78 @@ void rx1950_disable_charger(void)
         gpio_direction_output(S3C2410_GPJ(3), 0);
 }
 
+DEFINE_SPINLOCK(rx1950_blink_spin);
+
+static int rx1950_led_blink_set(unsigned gpio, int state,
+        unsigned long *delay_on, unsigned long *delay_off)
+{
+        int blink_gpio, check_gpio;
+
+        switch (gpio) {
+        case S3C2410_GPA(6):
+                blink_gpio = S3C2410_GPA(4);
+                check_gpio = S3C2410_GPA(3);
+                break;
+        case S3C2410_GPA(7):
+                blink_gpio = S3C2410_GPA(3);
+                check_gpio = S3C2410_GPA(4);
+                break;
+        default:
+                return -EINVAL;
+                break;
+        }
+
+        if (delay_on && delay_off && !*delay_on && !*delay_off)
+                *delay_on = *delay_off = 500;
+
+        spin_lock(&rx1950_blink_spin);
+
+        switch (state) {
+        case GPIO_LED_NO_BLINK_LOW:
+        case GPIO_LED_NO_BLINK_HIGH:
+                if (!gpio_get_value(check_gpio))
+                        gpio_set_value(S3C2410_GPJ(6), 0);
+                gpio_set_value(blink_gpio, 0);
+                gpio_set_value(gpio, state);
+                break;
+        case GPIO_LED_BLINK:
+                gpio_set_value(gpio, 0);
+                gpio_set_value(S3C2410_GPJ(6), 1);
+                gpio_set_value(blink_gpio, 1);
+                break;
+        }
+
+        spin_unlock(&rx1950_blink_spin);
+
+        return 0;
+}
+
 static struct gpio_led rx1950_leds_desc[] = {
         {
-                .name                           = "Green",
-                .default_trigger        = "main-battery-charging-or-full",
-                .gpio                           = S3C2410_GPA(6),
+                .name                   = "Green",
+                .default_trigger        = "main-battery-full",
+                .gpio                   = S3C2410_GPA(6),
+                .retain_state_suspended = 1,
         },
         {
-                .name                           = "Red",
-                .default_trigger        = "main-battery-full",
-                .gpio                           = S3C2410_GPA(7),
+                .name                   = "Red",
+                .default_trigger
+                        = "main-battery-charging-blink-full-solid",
+                .gpio                   = S3C2410_GPA(7),
+                .retain_state_suspended = 1,
         },
         {
-                .name                           = "Blue",
+                .name                   = "Blue",
                 .default_trigger        = "rx1950-acx-mem",
-                .gpio                           = S3C2410_GPA(11),
+                .gpio                   = S3C2410_GPA(11),
+                .retain_state_suspended = 1,
         },
 };
 
 static struct gpio_led_platform_data rx1950_leds_pdata = {
         .num_leds       = ARRAY_SIZE(rx1950_leds_desc),
         .leds           = rx1950_leds_desc,
+        .gpio_blink_set = rx1950_led_blink_set,
 };
 
 static struct platform_device rx1950_leds = {
@@ -752,6 +803,13 @@ static void __init rx1950_init_machine(void)
 
         WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
 
+        WARN_ON(gpio_request(S3C2410_GPA(3), "Red blink"));
+        WARN_ON(gpio_request(S3C2410_GPA(4), "Green blink"));
+        WARN_ON(gpio_request(S3C2410_GPJ(6), "LED blink"));
+        gpio_direction_output(S3C2410_GPA(3), 0);
+        gpio_direction_output(S3C2410_GPA(4), 0);
+        gpio_direction_output(S3C2410_GPJ(6), 0);
+
         platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
 
         i2c_register_board_info(0, rx1950_i2c_devices,