Merge git://git.infradead.org/battery-2.6

* git://git.infradead.org/battery-2.6: (30 commits)
  bq20z75: Fix time and temp units
  bq20z75: Fix issues with present and suspend
  z2_battery: Fix count of properties
  s3c_adc_battery: Fix method names when PM not set
  z2_battery: Add MODULE_DEVICE_TABLE
  ds2782_battery: Add MODULE_DEVICE_TABLE
  bq20z75: Add MODULE_DEVICE_TABLE
  power_supply: Update power_supply_is_watt_property
  bq20z75: Add i2c retry mechanism
  bq20z75: Add optional battery detect gpio
  twl4030_charger: Make the driver atomic notifier safe
  bq27x00: Use single i2c_transfer call for property read
  bq27x00: Cleanup bq27x00_i2c_read
  bq27x00: Minor cleanups
  bq27x00: Give more specific reports on battery status
  bq27x00: Add MODULE_DEVICE_TABLE
  bq27x00: Add new properties
  bq27x00: Poll battery state
  bq27x00: Cache battery registers
  bq27x00: Add bq27000 support
  ...

15 files changed, 1009 insertions, 226 deletions

diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c
index c41eb6180c9c..4bebae733349 100644
--- a/drivers/leds/led-triggers.c
+++ b/drivers/leds/led-triggers.c
@@ -231,6 +231,26 @@ void led_trigger_event(struct led_trigger *trigger,
 }
 EXPORT_SYMBOL_GPL(led_trigger_event);
 
+void led_trigger_blink(struct led_trigger *trigger,
+                       unsigned long *delay_on,
+                       unsigned long *delay_off)
+{
+        struct list_head *entry;
+
+        if (!trigger)
+                return;
+
+        read_lock(&trigger->leddev_list_lock);
+        list_for_each(entry, &trigger->led_cdevs) {
+                struct led_classdev *led_cdev;
+
+                led_cdev = list_entry(entry, struct led_classdev, trig_list);
+                led_blink_set(led_cdev, delay_on, delay_off);
+        }
+        read_unlock(&trigger->leddev_list_lock);
+}
+EXPORT_SYMBOL_GPL(led_trigger_blink);
+
 void led_trigger_register_simple(const char *name, struct led_trigger **tp)
 {
         struct led_trigger *trigger;
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 61bf5d724139..52a462fc6b84 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -117,10 +117,24 @@ config BATTERY_BQ20Z75
 
 config BATTERY_BQ27x00
         tristate "BQ27x00 battery driver"
+        help
+          Say Y here to enable support for batteries with BQ27x00 (I2C/HDQ) chips.
+
+config BATTERY_BQ27X00_I2C
+        bool "BQ27200/BQ27500 support"
+        depends on BATTERY_BQ27x00
         depends on I2C
+        default y
         help
           Say Y here to enable support for batteries with BQ27x00 (I2C) chips.
 
+config BATTERY_BQ27X00_PLATFORM
+        bool "BQ27000 support"
+        depends on BATTERY_BQ27x00
+        default y
+        help
+          Say Y here to enable support for batteries with BQ27000 (HDQ) chips.
+
 config BATTERY_DA9030
         tristate "DA9030 battery driver"
         depends on PMIC_DA903X
diff --git a/drivers/power/bq20z75.c b/drivers/power/bq20z75.c
index 492da27e1a47..506585e31a5b 100644
--- a/drivers/power/bq20z75.c
+++ b/drivers/power/bq20z75.c
@@ -25,6 +25,10 @@
 #include <linux/power_supply.h>
 #include <linux/i2c.h>
 #include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+
+#include <linux/power/bq20z75.h>
 
 enum {
         REG_MANUFACTURER_DATA,
@@ -38,11 +42,22 @@ enum {
         REG_CYCLE_COUNT,
         REG_SERIAL_NUMBER,
         REG_REMAINING_CAPACITY,
+        REG_REMAINING_CAPACITY_CHARGE,
         REG_FULL_CHARGE_CAPACITY,
+        REG_FULL_CHARGE_CAPACITY_CHARGE,
         REG_DESIGN_CAPACITY,
+        REG_DESIGN_CAPACITY_CHARGE,
         REG_DESIGN_VOLTAGE,
 };
 
+/* Battery Mode defines */
+#define BATTERY_MODE_OFFSET             0x03
+#define BATTERY_MODE_MASK               0x8000
+enum bq20z75_battery_mode {
+        BATTERY_MODE_AMPS,
+        BATTERY_MODE_WATTS
+};
+
 /* manufacturer access defines */
 #define MANUFACTURER_ACCESS_STATUS      0x0006
 #define MANUFACTURER_ACCESS_SLEEP       0x0011
@@ -78,8 +93,12 @@ static const struct bq20z75_device_data {
                 BQ20Z75_DATA(POWER_SUPPLY_PROP_CAPACITY, 0x0E, 0, 100),
         [REG_REMAINING_CAPACITY] =
                 BQ20Z75_DATA(POWER_SUPPLY_PROP_ENERGY_NOW, 0x0F, 0, 65535),
+        [REG_REMAINING_CAPACITY_CHARGE] =
+                BQ20Z75_DATA(POWER_SUPPLY_PROP_CHARGE_NOW, 0x0F, 0, 65535),
         [REG_FULL_CHARGE_CAPACITY] =
                 BQ20Z75_DATA(POWER_SUPPLY_PROP_ENERGY_FULL, 0x10, 0, 65535),
+        [REG_FULL_CHARGE_CAPACITY_CHARGE] =
+                BQ20Z75_DATA(POWER_SUPPLY_PROP_CHARGE_FULL, 0x10, 0, 65535),
         [REG_TIME_TO_EMPTY] =
                 BQ20Z75_DATA(POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG, 0x12, 0,
                         65535),
@@ -93,6 +112,9 @@ static const struct bq20z75_device_data {
         [REG_DESIGN_CAPACITY] =
                 BQ20Z75_DATA(POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN, 0x18, 0,
                         65535),
+        [REG_DESIGN_CAPACITY_CHARGE] =
+                BQ20Z75_DATA(POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN, 0x18, 0,
+                        65535),
         [REG_DESIGN_VOLTAGE] =
                 BQ20Z75_DATA(POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, 0x19, 0,
                         65535),
@@ -117,39 +139,72 @@ static enum power_supply_property bq20z75_properties[] = {
         POWER_SUPPLY_PROP_ENERGY_NOW,
         POWER_SUPPLY_PROP_ENERGY_FULL,
         POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN,
+        POWER_SUPPLY_PROP_CHARGE_NOW,
+        POWER_SUPPLY_PROP_CHARGE_FULL,
+        POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
 };
 
 struct bq20z75_info {
-        struct i2c_client       *client;
-        struct power_supply     power_supply;
+        struct i2c_client               *client;
+        struct power_supply             power_supply;
+        struct bq20z75_platform_data    *pdata;
+        bool                            is_present;
+        bool                            gpio_detect;
+        bool                            enable_detection;
+        int                             irq;
 };
 
 static int bq20z75_read_word_data(struct i2c_client *client, u8 address)
 {
-        s32 ret;
+        struct bq20z75_info *bq20z75_device = i2c_get_clientdata(client);
+        s32 ret = 0;
+        int retries = 1;
+
+        if (bq20z75_device->pdata)
+                retries = max(bq20z75_device->pdata->i2c_retry_count + 1, 1);
+
+        while (retries > 0) {