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regulator: wm8400: Simplify set REGULATOR_MODE_IDLE mode in wm8400_dcdc_set_mode

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To set REGULATOR_MODE_IDLE mode, what we do is to clear DC1_ACTIVE and
DC1_SLEEP bits, this can be done in one wm8400_set_bits() call.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-08-01 09:15:11 +08:00 committed by Mark Brown
parent 363506cd71
commit 4001376ef2
1 changed files with 1 additions and 6 deletions
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7
drivers/regulator/wm8400-regulator.c
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@ -120,13 +120,8 @@ static int wm8400_dcdc_set_mode(struct regulator_dev *dev, unsigned int mode)
case REGULATOR_MODE_IDLE:
/* Datasheet: standby */
ret = wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_1 + offset,
WM8400_DC1_ACTIVE, 0);
if (ret != 0)
return ret;
return wm8400_set_bits(wm8400, WM8400_DCDC1_CONTROL_1 + offset,
WM8400_DC1_SLEEP, 0);
WM8400_DC1_ACTIVE | WM8400_DC1_SLEEP, 0);
default:
return -EINVAL;
}