diff options
Diffstat (limited to 'drivers/regulator/max8649.c')
| -rw-r--r-- | drivers/regulator/max8649.c | 45 |
1 files changed, 16 insertions, 29 deletions
diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index 3b73a7f4aed1..575cf484bfd1 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -53,7 +53,6 @@ struct max8649_regulator_info { struct device *dev; struct regmap *regmap; - int vol_reg; unsigned mode:2; /* bit[1:0] = VID1, VID0 */ unsigned extclk_freq:2; unsigned extclk:1; @@ -76,20 +75,6 @@ static int max8649_list_voltage(struct regulator_dev *rdev, unsigned index) return (MAX8649_DCDC_VMIN + index * MAX8649_DCDC_STEP); } -static int max8649_get_voltage_sel(struct regulator_dev *rdev) -{ - struct max8649_regulator_info *info = rdev_get_drvdata(rdev); - unsigned int val; - unsigned char data; - int ret; - - ret = regmap_read(info->regmap, info->vol_reg, &val); - if (ret != 0) - return ret; - data = (unsigned char)val & MAX8649_VOL_MASK; - return data; -} - static int max8649_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV, unsigned *selector) { @@ -105,7 +90,8 @@ static int max8649_set_voltage(struct regulator_dev *rdev, mask = MAX8649_VOL_MASK; *selector = data & mask; - return regmap_update_bits(info->regmap, info->vol_reg, mask, data); + return regmap_update_bits(info->regmap, rdev->desc->vsel_reg, mask, + data); } /* EN_PD means pulldown on EN input */ @@ -145,7 +131,7 @@ static int max8649_enable_time(struct regulator_dev *rdev) unsigned int val; /* get voltage */ - ret = regmap_read(info->regmap, info->vol_reg, &val); + ret = regmap_read(info->regmap, rdev->desc->vsel_reg, &val); if (ret != 0) return ret; val &= MAX8649_VOL_MASK; @@ -167,11 +153,11 @@ static int max8649_set_mode(struct regulator_dev *rdev, unsigned int mode) switch (mode) { case REGULATOR_MODE_FAST: - regmap_update_bits(info->regmap, info->vol_reg, MAX8649_FORCE_PWM, - MAX8649_FORCE_PWM); + regmap_update_bits(info->regmap, rdev->desc->vsel_reg, + MAX8649_FORCE_PWM, MAX8649_FORCE_PWM); break; case REGULATOR_MODE_NORMAL: - regmap_update_bits(info->regmap, info->vol_reg, + regmap_update_bits(info->regmap, rdev->desc->vsel_reg, MAX8649_FORCE_PWM, 0); break; default: @@ -186,7 +172,7 @@ static unsigned int max8649_get_mode(struct regulator_dev *rdev) unsigned int val; int ret; - ret = regmap_read(info->regmap, info->vol_reg, &val); + ret = regmap_read(info->regmap, rdev->desc->vsel_reg, &val); if (ret != 0) return ret; if (val & MAX8649_FORCE_PWM) @@ -196,7 +182,7 @@ static unsigned int max8649_get_mode(struct regulator_dev *rdev) static struct regulator_ops max8649_dcdc_ops = { .set_voltage = max8649_set_voltage, - .get_voltage_sel = max8649_get_voltage_sel, + .get_voltage_sel = regulator_get_voltage_sel_regmap, .list_voltage = max8649_list_voltage, .enable = max8649_enable, .disable = max8649_disable, @@ -207,12 +193,13 @@ static struct regulator_ops max8649_dcdc_ops = { }; -static const struct regulator_desc dcdc_desc = { +static struct regulator_desc dcdc_desc = { .name = "max8649", .ops = &max8649_dcdc_ops, .type = REGULATOR_VOLTAGE, .n_voltages = 1 << 6, .owner = THIS_MODULE, + .vsel_mask = MAX8649_VOL_MASK, }; static struct regmap_config max8649_regmap_config = { @@ -250,16 +237,16 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client, info->mode = pdata->mode; switch (info->mode) { case 0: - info->vol_reg = MAX8649_MODE0; + dcdc_desc.vsel_reg = MAX8649_MODE0; break; case 1: - info->vol_reg = MAX8649_MODE1; + dcdc_desc.vsel_reg = MAX8649_MODE1; break; case 2: - info->vol_reg = MAX8649_MODE2; + dcdc_desc.vsel_reg = MAX8649_MODE2; break; case 3: - info->vol_reg = MAX8649_MODE3; + dcdc_desc.vsel_reg = MAX8649_MODE3; break; default: break; @@ -279,7 +266,8 @@ static int __devinit max8649_regulator_probe(struct i2c_client *client, /* enable/disable external clock synchronization */ info->extclk = pdata->extclk; data = (info->extclk) ? MAX8649_SYNC_EXTCLK : 0; - regmap_update_bits(info->regmap, info->vol_reg, MAX8649_SYNC_EXTCLK, data); + regmap_update_bits(info->regmap, dcdc_desc.vsel_reg, + MAX8649_SYNC_EXTCLK, data); if (info->extclk) { /* set external clock frequency */ info->extclk_freq = pdata->extclk_freq; @@ -356,4 +344,3 @@ module_exit(max8649_exit); MODULE_DESCRIPTION("MAXIM 8649 voltage regulator driver"); MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>"); MODULE_LICENSE("GPL"); - |