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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>
This commit is contained in:
Axel Lin 2013-04-19 14:18:48 +08:00 committed by Mark Brown
parent 3df4a81c46
commit f22c2bae2e
1 changed files with 7 additions and 0 deletions
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7
drivers/regulator/palmas-regulator.c
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@ -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)