diff options
author | 2012-05-14 10:54:46 +0800 | |
---|---|---|
committer | 2012-05-14 17:49:13 +0100 | |
commit | 3209be17981e5f0360679143d288e6dbf1902f0f (patch) | |
tree | 5dfaa4b99b810c6a77c427b469aee153295078f4 /drivers | |
parent | regulator: max8649: Convert to regulator_set_voltage_sel_regmap and regulator... (diff) | |
download | linux-3209be17981e5f0360679143d288e6dbf1902f0f.tar.gz linux-3209be17981e5f0360679143d288e6dbf1902f0f.tar.bz2 linux-3209be17981e5f0360679143d288e6dbf1902f0f.zip |
regulator: rc5t583: Convert to regulator_list_voltage_linear()
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/regulator/rc5t583-regulator.c | 28 |
1 files changed, 9 insertions, 19 deletions
diff --git a/drivers/regulator/rc5t583-regulator.c b/drivers/regulator/rc5t583-regulator.c index 7951260e4cd4..f5d853731894 100644 --- a/drivers/regulator/rc5t583-regulator.c +++ b/drivers/regulator/rc5t583-regulator.c @@ -41,9 +41,7 @@ struct rc5t583_regulator_info { uint8_t deepsleep_reg; /* Chip constraints on regulator behavior */ - int min_uV; int max_uV; - int step_uV; /* Regulator specific turn-on delay and voltage settling time*/ int enable_uv_per_us; @@ -62,24 +60,16 @@ struct rc5t583_regulator { struct regulator_dev *rdev; }; -static int rc5t583_list_voltage(struct regulator_dev *rdev, unsigned selector) -{ - struct rc5t583_regulator *reg = rdev_get_drvdata(rdev); - struct rc5t583_regulator_info *ri = reg->reg_info; - return ri->min_uV + (ri->step_uV * selector); -} - static int rc5t583_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, unsigned *selector) { struct rc5t583_regulator *reg = rdev_get_drvdata(rdev); - struct rc5t583_regulator_info *ri = reg->reg_info; int sel, ret; - if (min_uV < ri->min_uV) - min_uV = ri->min_uV; + if (min_uV < rdev->desc->min_uV) + min_uV = rdev->desc->min_uV; - sel = DIV_ROUND_UP(min_uV - ri->min_uV, ri->step_uV); + sel = DIV_ROUND_UP(min_uV - rdev->desc->min_uV, rdev->desc->uV_step); if (sel >= rdev->desc->n_voltages) { dev_err(&rdev->dev, "Invalid selector 0x%02x\n", sel); @@ -100,7 +90,7 @@ static int rc5t583_regulator_enable_time(struct regulator_dev *rdev) { struct rc5t583_regulator *reg = rdev_get_drvdata(rdev); int vsel = regulator_get_voltage_sel_regmap(rdev); - int curr_uV = rc5t583_list_voltage(rdev, vsel); + int curr_uV = regulator_list_voltage_linear(rdev, vsel); return DIV_ROUND_UP(curr_uV, reg->reg_info->enable_uv_per_us); } @@ -110,12 +100,12 @@ static int rc5t583_set_voltage_time_sel(struct regulator_dev *rdev, { struct rc5t583_regulator *reg = rdev_get_drvdata(rdev); int old_uV, new_uV; - old_uV = rc5t583_list_voltage(rdev, old_selector); + old_uV = regulator_list_voltage_linear(rdev, old_selector); if (old_uV < 0) return old_uV; - new_uV = rc5t583_list_voltage(rdev, new_selector); + new_uV = regulator_list_voltage_linear(rdev, new_selector); if (new_uV < 0) return new_uV; @@ -131,7 +121,7 @@ static struct regulator_ops rc5t583_ops = { .enable_time = rc5t583_regulator_enable_time, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage = rc5t583_set_voltage, - .list_voltage = rc5t583_list_voltage, + .list_voltage = regulator_list_voltage_linear, .set_voltage_time_sel = rc5t583_set_voltage_time_sel, }; @@ -141,9 +131,7 @@ static struct regulator_ops rc5t583_ops = { .reg_disc_reg = RC5T583_REG_##_disc_reg, \ .disc_bit = _disc_bit, \ .deepsleep_reg = RC5T583_REG_##_id##DAC_DS, \ - .min_uV = _min_mv * 1000, \ .max_uV = _max_mv * 1000, \ - .step_uV = _step_uV, \ .enable_uv_per_us = _enable_mv * 1000, \ .change_uv_per_us = 40 * 1000, \ .deepsleep_id = RC5T583_DS_##_id, \ @@ -158,6 +146,8 @@ static struct regulator_ops rc5t583_ops = { .vsel_mask = _vout_mask, \ .enable_reg = RC5T583_REG_##_en_reg, \ .enable_mask = BIT(_en_bit), \ + .min_uV = _min_mv * 1000, \ + .uV_step = _step_uV, \ }, \ } |