diff options
| author | Axel Lin <axel.lin@ingics.com> | 2013-04-19 14:18:48 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-04-19 11:47:29 +0100 |
| commit | f22c2bae2e9ca75174614d7fdccc206b2b062138 (patch) | |
| tree | 38e141643ffa720e63776c0dd4134c06b9c81097 /drivers/regulator/palmas-regulator.c | |
| parent | 3df4a81c467e1f05188b3d93ebebfd633df58c5e (diff) | |
regulator: palmas: Don't update tstep register for SMPS3 and SMPS7
SMPS3 and SMPS7 do not have tstep_addr setting, so current code actually
writes 0 to smps12_ctl (offset is 0) register when set_ramp_delay callback
is called for SMPS3 and SMPS7.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/palmas-regulator.c')
| -rw-r--r-- | drivers/regulator/palmas-regulator.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c index 8e5331c0b33..a7410632260 100644 --- a/drivers/regulator/palmas-regulator.c +++ b/drivers/regulator/palmas-regulator.c @@ -437,6 +437,13 @@ static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev, unsigned int addr = palmas_regs_info[id].tstep_addr; int ret; + /* SMPS3 and SMPS7 do not have tstep_addr setting */ + switch (id) { + case PALMAS_REG_SMPS3: + case PALMAS_REG_SMPS7: + return 0; + } + if (ramp_delay <= 0) reg = 0; else if (ramp_delay < 2500) |