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path: root/drivers/regulator/pca9450-regulator.c
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Diffstat (limited to 'drivers/regulator/pca9450-regulator.c')
-rw-r--r--drivers/regulator/pca9450-regulator.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/regulator/pca9450-regulator.c b/drivers/regulator/pca9450-regulator.c
index 833d398c6aa2..2f7ee212cb8c 100644
--- a/drivers/regulator/pca9450-regulator.c
+++ b/drivers/regulator/pca9450-regulator.c
@@ -797,6 +797,14 @@ static int pca9450_i2c_probe(struct i2c_client *i2c,
return ret;
}
+ /* Clear PRESET_EN bit in BUCK123_DVS to use DVS registers */
+ ret = regmap_clear_bits(pca9450->regmap, PCA9450_REG_BUCK123_DVS,
+ BUCK123_PRESET_EN);
+ if (ret) {
+ dev_err(&i2c->dev, "Failed to clear PRESET_EN bit: %d\n", ret);
+ return ret;
+ }
+
/* Set reset behavior on assertion of WDOG_B signal */
ret = regmap_update_bits(pca9450->regmap, PCA9450_REG_RESET_CTRL,
WDOG_B_CFG_MASK, WDOG_B_CFG_COLD_LDO12);
@@ -814,7 +822,7 @@ static int pca9450_i2c_probe(struct i2c_client *i2c,
if (IS_ERR(pca9450->sd_vsel_gpio)) {
dev_err(&i2c->dev, "Failed to get SD_VSEL GPIO\n");
- return ret;
+ return PTR_ERR(pca9450->sd_vsel_gpio);
}
dev_info(&i2c->dev, "%s probed.\n",