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Diffstat (limited to 'drivers/power/bq27x00_battery.c')
-rw-r--r--drivers/power/bq27x00_battery.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c
index a78ac201828e..b72ba7c1bd69 100644
--- a/drivers/power/bq27x00_battery.c
+++ b/drivers/power/bq27x00_battery.c
@@ -76,7 +76,8 @@
/* bq27425 register addresses are same as bq27x00 addresses minus 4 */
#define BQ27425_REG_OFFSET 0x04
-#define BQ27425_REG_SOC 0x18 /* Register address plus offset */
+#define BQ27425_REG_SOC (0x1C + BQ27425_REG_OFFSET)
+#define BQ27425_REG_DCAP (0x3C + BQ27425_REG_OFFSET)
#define BQ27000_RS 20 /* Resistor sense */
#define BQ27x00_POWER_CONSTANT (256 * 29200 / 1000)
@@ -282,9 +283,12 @@ static int bq27x00_battery_read_ilmd(struct bq27x00_device_info *di)
{
int ilmd;
- if (bq27xxx_is_chip_version_higher(di))
- ilmd = bq27x00_read(di, BQ27500_REG_DCAP, false);
- else
+ if (bq27xxx_is_chip_version_higher(di)) {
+ if (di->chip == BQ27425)
+ ilmd = bq27x00_read(di, BQ27425_REG_DCAP, false);
+ else
+ ilmd = bq27x00_read(di, BQ27500_REG_DCAP, false);
+ } else
ilmd = bq27x00_read(di, BQ27000_REG_ILMD, true);
if (ilmd < 0) {
@@ -493,10 +497,11 @@ static void bq27x00_update(struct bq27x00_device_info *di)
di->charge_design_full = bq27x00_battery_read_ilmd(di);
}
- if (memcmp(&di->cache, &cache, sizeof(cache)) != 0) {
- di->cache = cache;
+ if (di->cache.capacity != cache.capacity)
power_supply_changed(&di->bat);
- }
+
+ if (memcmp(&di->cache, &cache, sizeof(cache)) != 0)
+ di->cache = cache;
di->last_update = jiffies;
}