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| author | Axel Lin <axel.lin@gmail.com> | 2012-04-24 09:52:32 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-05-04 13:32:06 +0100 |
| commit | c006b21f7fec8d5fe256011f29f14065cf26aefc (patch) | |
| tree | 7d678c3e37cf45f750fb878ca8716d648adce0b4 /drivers/regulator/88pm8607.c | |
| parent | 15b397d7e7e72d9b37a29758711afec5e774381a (diff) | |
| download | linux-c006b21f7fec8d5fe256011f29f14065cf26aefc.tar.gz linux-c006b21f7fec8d5fe256011f29f14065cf26aefc.tar.bz2 linux-c006b21f7fec8d5fe256011f29f14065cf26aefc.zip | |
regulator: 88pm8607: Use regulator_get_voltage_sel_regmap()
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/88pm8607.c')
| -rw-r--r-- | drivers/regulator/88pm8607.c | 36 |
1 files changed, 9 insertions, 27 deletions
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c index ad748db22890..c3482b954cb7 100644 --- a/drivers/regulator/88pm8607.c +++ b/drivers/regulator/88pm8607.c @@ -27,8 +27,6 @@ struct pm8607_regulator_info { unsigned int *vol_table; unsigned int *vol_suspend; - int vol_reg; - int vol_shift; int update_reg; int update_bit; int slope_double; @@ -224,13 +222,13 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index) static int pm8607_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) { struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); - uint8_t val, mask; + uint8_t val; int ret; - val = (uint8_t)(selector << info->vol_shift); - mask = (rdev->desc->n_voltages - 1) << info->vol_shift; + val = (uint8_t)(selector << (ffs(rdev->desc->vsel_mask) - 1)); - ret = pm860x_set_bits(info->i2c, info->vol_reg, mask, selector); + ret = pm860x_set_bits(info->i2c, rdev->desc->vsel_reg, + rdev->desc->vsel_mask, val); if (ret) return ret; switch (info->desc.id) { @@ -244,26 +242,10 @@ static int pm8607_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) return ret; } -static int pm8607_get_voltage_sel(struct regulator_dev *rdev) -{ - struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); - uint8_t val, mask; - int ret; - - ret = pm860x_reg_read(info->i2c, info->vol_reg); - if (ret < 0) - return ret; - - mask = (rdev->desc->n_voltages - 1) << info->vol_shift; - val = ((unsigned char)ret & mask) >> info->vol_shift; - - return val; -} - static struct regulator_ops pm8607_regulator_ops = { .list_voltage = pm8607_list_voltage, .set_voltage_sel = pm8607_set_voltage_sel, - .get_voltage_sel = pm8607_get_voltage_sel, + .get_voltage_sel = regulator_get_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, @@ -278,11 +260,11 @@ static struct regulator_ops pm8607_regulator_ops = { .id = PM8607_ID_##vreg, \ .owner = THIS_MODULE, \ .n_voltages = ARRAY_SIZE(vreg##_table), \ + .vsel_reg = PM8607_##vreg, \ + .vsel_mask = ARRAY_SIZE(vreg##_table) - 1, \ .enable_reg = PM8607_##ereg, \ .enable_mask = 1 << (ebit), \ }, \ - .vol_reg = PM8607_##vreg, \ - .vol_shift = (0), \ .update_reg = PM8607_##ureg, \ .update_bit = (ubit), \ .slope_double = (0), \ @@ -299,11 +281,11 @@ static struct regulator_ops pm8607_regulator_ops = { .id = PM8607_ID_LDO##_id, \ .owner = THIS_MODULE, \ .n_voltages = ARRAY_SIZE(LDO##_id##_table), \ + .vsel_reg = PM8607_##vreg, \ + .vsel_mask = (ARRAY_SIZE(LDO##_id##_table) - 1) << (shift), \ .enable_reg = PM8607_##ereg, \ .enable_mask = 1 << (ebit), \ }, \ - .vol_reg = PM8607_##vreg, \ - .vol_shift = (shift), \ .slope_double = (0), \ .vol_table = (unsigned int *)&LDO##_id##_table, \ .vol_suspend = (unsigned int *)&LDO##_id##_suspend_table, \ |