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| author | Axel Lin <axel.lin@gmail.com> | 2012-03-28 15:00:36 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-04-01 11:59:39 +0100 |
| commit | 4ca1e1d9e15b99529e55860677fe39b791b88920 (patch) | |
| tree | bedfef763eca66559a92136ba419c10993ded1ba /drivers/regulator/88pm8607.c | |
| parent | 53b6949ef3291778aa9f921985206fbfd95449d7 (diff) | |
| download | blackbird-op-linux-4ca1e1d9e15b99529e55860677fe39b791b88920.tar.gz blackbird-op-linux-4ca1e1d9e15b99529e55860677fe39b791b88920.zip | |
regulator: Convert 88pm8607 to set_voltage_sel
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Tested-by: Jett Zhou <jtzhou@marvell.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/88pm8607.c')
| -rw-r--r-- | drivers/regulator/88pm8607.c | 43 |
1 files changed, 4 insertions, 39 deletions
diff --git a/drivers/regulator/88pm8607.c b/drivers/regulator/88pm8607.c index 81b665909171..7fafff23ec43 100644 --- a/drivers/regulator/88pm8607.c +++ b/drivers/regulator/88pm8607.c @@ -223,51 +223,16 @@ static int pm8607_list_voltage(struct regulator_dev *rdev, unsigned index) return ret; } -static int choose_voltage(struct regulator_dev *rdev, int min_uV, int max_uV) -{ - struct pm8607_regulator_info *info = rdev_get_drvdata(rdev); - int i, ret = -ENOENT; - - if (info->slope_double) { - min_uV = min_uV >> 1; - max_uV = max_uV >> 1; - } - if (info->vol_table) { - for (i = 0; i < rdev->desc->n_voltages; i++) { - if (!info->vol_table[i]) - break; - if ((min_uV <= info->vol_table[i]) - && (max_uV >= info->vol_table[i])) { - ret = i; - break; - } - } - } - if (ret < 0) - pr_err("invalid voltage range (%d %d) uV\n", min_uV, max_uV); - return ret; -} - -static int pm8607_set_voltage(struct regulator_dev *rdev, - int min_uV, int max_uV, unsigned *selector) +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; int ret; - if (min_uV > max_uV) { - pr_err("invalid voltage range (%d, %d) uV\n", min_uV, max_uV); - return -EINVAL; - } - - ret = choose_voltage(rdev, min_uV, max_uV); - if (ret < 0) - return -EINVAL; - *selector = ret; - val = (uint8_t)(ret << info->vol_shift); + val = (uint8_t)(selector << info->vol_shift); mask = (rdev->desc->n_voltages - 1) << info->vol_shift; - ret = pm860x_set_bits(info->i2c, info->vol_reg, mask, val); + ret = pm860x_set_bits(info->i2c, info->vol_reg, mask, selector); if (ret) return ret; switch (info->desc.id) { @@ -328,7 +293,7 @@ static int pm8607_is_enabled(struct regulator_dev *rdev) static struct regulator_ops pm8607_regulator_ops = { .list_voltage = pm8607_list_voltage, - .set_voltage = pm8607_set_voltage, + .set_voltage_sel = pm8607_set_voltage_sel, .get_voltage = pm8607_get_voltage, .enable = pm8607_enable, .disable = pm8607_disable, |
