diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/regulator/s2mps11.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c index 1583d4eaf91..02e2fb2fca6 100644 --- a/drivers/regulator/s2mps11.c +++ b/drivers/regulator/s2mps11.c @@ -205,11 +205,16 @@ static int s2mps11_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay) if (!ramp_enable) goto ramp_disable; - ret = regmap_update_bits(rdev->regmap, S2MPS11_REG_RAMP, - 1 << enable_shift, 1 << enable_shift); - if (ret) { - dev_err(&rdev->dev, "failed to enable ramp rate\n"); - return ret; + /* Ramp delay can be enabled/disabled only for buck[2346] */ + if ((rdev_get_id(rdev) >= S2MPS11_BUCK2 && + rdev_get_id(rdev) <= S2MPS11_BUCK4) || + rdev_get_id(rdev) == S2MPS11_BUCK6) { + ret = regmap_update_bits(rdev->regmap, S2MPS11_REG_RAMP, + 1 << enable_shift, 1 << enable_shift); + if (ret) { + dev_err(&rdev->dev, "failed to enable ramp rate\n"); + return ret; + } } ramp_val = get_ramp_delay(ramp_delay); |