1 files changed, 47 insertions, 10 deletions

diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
index 45f6a7b5b3cb..998d8f1c3c91 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -1,6 +1,16 @@
 #ifndef __LINUX_BQ27X00_BATTERY_H__
 #define __LINUX_BQ27X00_BATTERY_H__
 
+enum bq27xxx_chip {
+        BQ27000 = 1, /* bq27000, bq27200 */
+        BQ27010, /* bq27010, bq27210 */
+        BQ27500, /* bq27500, bq27510, bq27520 */
+        BQ27530, /* bq27530, bq27531 */
+        BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
+        BQ27545, /* bq27545 */
+        BQ27421, /* bq27421, bq27425, bq27441, bq27621 */
+};
+
 /**
  * struct bq27xxx_plaform_data - Platform data for bq27xxx devices
  * @name: Name of the battery.
@@ -12,20 +22,47 @@
  *      register to be read. The return value should either be the content of
  *      the passed register or an error value.
  */
-enum bq27xxx_chip {
-        BQ27000 = 1, /* bq27000, bq27200 */
-        BQ27010, /* bq27010, bq27210 */
-        BQ27500, /* bq27500, bq27510, bq27520 */
-        BQ27530, /* bq27530, bq27531 */
-        BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
-        BQ27545, /* bq27545 */
-        BQ27421, /* bq27421, bq27425, bq27441, bq27621 */
-};
-
 struct bq27xxx_platform_data {
         const char *name;
         enum bq27xxx_chip chip;
         int (*read)(struct device *dev, unsigned int);
 };
 
+struct bq27xxx_device_info;
+struct bq27xxx_access_methods {
+        int (*read)(struct bq27xxx_device_info *di, u8 reg, bool single);
+};
+
+struct bq27xxx_reg_cache {
+        int temperature;
+        int time_to_empty;
+        int time_to_empty_avg;
+        int time_to_full;
+        int charge_full;
+        int cycle_count;
+        int capacity;
+        int energy;
+        int flags;
+        int power_avg;
+        int health;
+};
+
+struct bq27xxx_device_info {
+        struct device *dev;
+        enum bq27xxx_chip chip;
+        const char *name;
+        struct bq27xxx_access_methods bus;
+        struct bq27xxx_reg_cache cache;
+        int charge_design_full;
+        unsigned long last_update;
+        struct delayed_work work;
+        struct power_supply *bat;
+        struct mutex lock;
+        u8 *regs;
+};
+
+void bq27xxx_battery_update(struct bq27xxx_device_info *di);
+int bq27xxx_battery_setup(struct bq27xxx_device_info *di);
+void bq27xxx_battery_teardown(struct bq27xxx_device_info *di);
+
 #endif