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| author | Axel Lin <axel.lin@ingics.com> | 2013-03-05 10:17:57 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-03-05 13:56:40 +0400 |
| commit | ea88b132acdf3270b812117f622b0df044e6b76f (patch) | |
| tree | 5adbffc156e673dfe34533d247eb89c07e861895 | |
| parent | 318c658b7c9da58c80aef417e8f51152c604e6bc (diff) | |
| download | linux-ea88b132acdf3270b812117f622b0df044e6b76f.tar.xz | |
regulator: max8649: Use enable_is_inverted flag with regulator_enable_regmap and friends APIs
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
| -rw-r--r-- | drivers/regulator/max8649.c | 39 |
1 files changed, 6 insertions, 33 deletions
diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index 3ca14380f22d..fdb67ff98129 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -60,36 +60,6 @@ struct max8649_regulator_info { unsigned ramp_down:1; }; -/* EN_PD means pulldown on EN input */ -static int max8649_enable(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - return regmap_update_bits(info->regmap, MAX8649_CONTROL, MAX8649_EN_PD, 0); -} - -/* - * Applied internal pulldown resistor on EN input pin. - * If pulldown EN pin outside, it would be better. - */ -static int max8649_disable(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - return regmap_update_bits(info->regmap, MAX8649_CONTROL, MAX8649_EN_PD, - MAX8649_EN_PD); -} - -static int max8649_is_enabled(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - unsigned int val; - int ret; - - ret = regmap_read(info->regmap, MAX8649_CONTROL, &val); - if (ret != 0) - return ret; - return !((unsigned char)val & MAX8649_EN_PD); -} - static int max8649_enable_time(struct regulator_dev *rdev) { struct max8649_regulator_info *info = rdev_get_drvdata(rdev); @@ -151,9 +121,9 @@ static struct regulator_ops max8649_dcdc_ops = { .get_voltage_sel = regulator_get_voltage_sel_regmap, .list_voltage = regulator_list_voltage_linear, .map_voltage = regulator_map_voltage_linear, - .enable = max8649_enable, - .disable = max8649_disable, - .is_enabled = max8649_is_enabled, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, .enable_time = max8649_enable_time, .set_mode = max8649_set_mode, .get_mode = max8649_get_mode, @@ -169,6 +139,9 @@ static struct regulator_desc dcdc_desc = { .vsel_mask = MAX8649_VOL_MASK, .min_uV = MAX8649_DCDC_VMIN, .uV_step = MAX8649_DCDC_STEP, + .enable_reg = MAX8649_CONTROL, + .enable_mask = MAX8649_EN_PD, + .enable_is_inverted = true, }; static struct regmap_config max8649_regmap_config = { |