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path: root/drivers/regulator/tps65023-regulator.c
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Diffstat (limited to 'drivers/regulator/tps65023-regulator.c')
-rw-r--r--drivers/regulator/tps65023-regulator.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
index b912daae9fa..11c9e1f1407 100644
--- a/drivers/regulator/tps65023-regulator.c
+++ b/drivers/regulator/tps65023-regulator.c
@@ -284,6 +284,7 @@ static int tps65023_dcdc_set_voltage(struct regulator_dev *dev,
struct tps_pmic *tps = rdev_get_drvdata(dev);
int dcdc = rdev_get_id(dev);
int vsel;
+ int ret;
if (dcdc != TPS65023_DCDC_1)
return -EINVAL;
@@ -306,11 +307,21 @@ static int tps65023_dcdc_set_voltage(struct regulator_dev *dev,
*selector = vsel;
- /* write to the register in case we found a match */
if (vsel == tps->info[dcdc]->table_len)
- return -EINVAL;
- else
- return tps_65023_reg_write(tps, TPS65023_REG_DEF_CORE, vsel);
+ goto failed;
+
+ ret = tps_65023_reg_write(tps, TPS65023_REG_DEF_CORE, vsel);
+
+ /* Tell the chip that we have changed the value in DEFCORE
+ * and its time to update the core voltage
+ */
+ tps_65023_set_bits(tps, TPS65023_REG_CON_CTRL2,
+ TPS65023_REG_CTRL2_GO);
+
+ return ret;
+
+failed:
+ return -EINVAL;
}
static int tps65023_ldo_get_voltage(struct regulator_dev *dev)