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regulator: max8973: Don't override control1 variable when set ramp delay bits 

Current code overrides control1 variable when setting ramp delay bits.
Fix it by just setting ramp_delay bits.

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 2013-04-24 00:14:55 +08:00 committed by Mark Brown
parent 60d509fa6a
commit b27032ca3e
1 changed files with 5 additions and 5 deletions
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10
drivers/regulator/max8973-regulator.c
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@ -274,15 +274,15 @@ static int max8973_init_dcdc(struct max8973_chip *max,
if (pdata->reg_init_data &&
pdata->reg_init_data->constraints.ramp_delay) {
if (pdata->reg_init_data->constraints.ramp_delay < 25000)
control1 = MAX8973_RAMP_12mV_PER_US;
control1 |= MAX8973_RAMP_12mV_PER_US;
else if (pdata->reg_init_data->constraints.ramp_delay < 50000)
control1 = MAX8973_RAMP_25mV_PER_US;
control1 |= MAX8973_RAMP_25mV_PER_US;
else if (pdata->reg_init_data->constraints.ramp_delay < 200000)
control1 = MAX8973_RAMP_50mV_PER_US;
control1 |= MAX8973_RAMP_50mV_PER_US;
else
control1 = MAX8973_RAMP_200mV_PER_US;
control1 |= MAX8973_RAMP_200mV_PER_US;
} else {
control1 = MAX8973_RAMP_12mV_PER_US;
control1 |= MAX8973_RAMP_12mV_PER_US;
max->desc.ramp_delay = 12500;
}