diff options
| -rw-r--r-- | drivers/regulator/tps51632-regulator.c | 52 |
1 files changed, 8 insertions, 44 deletions
diff --git a/drivers/regulator/tps51632-regulator.c b/drivers/regulator/tps51632-regulator.c index 7560d0768b77..6e67be75ea1b 100644 --- a/drivers/regulator/tps51632-regulator.c +++ b/drivers/regulator/tps51632-regulator.c | |||
| @@ -88,49 +88,8 @@ struct tps51632_chip { | |||
| 88 | struct regulator_desc desc; | 88 | struct regulator_desc desc; |
| 89 | struct regulator_dev *rdev; | 89 | struct regulator_dev *rdev; |
| 90 | struct regmap *regmap; | 90 | struct regmap *regmap; |
| 91 | bool enable_pwm_dvfs; | ||
| 92 | }; | 91 | }; |
| 93 | 92 | ||
| 94 | static int tps51632_dcdc_get_voltage_sel(struct regulator_dev *rdev) | ||
| 95 | { | ||
| 96 | struct tps51632_chip *tps = rdev_get_drvdata(rdev); | ||
| 97 | unsigned int data; | ||
| 98 | int ret; | ||
| 99 | unsigned int reg = TPS51632_VOLTAGE_SELECT_REG; | ||
| 100 | int vsel; | ||
| 101 | |||
| 102 | if (tps->enable_pwm_dvfs) | ||
| 103 | reg = TPS51632_VOLTAGE_BASE_REG; | ||
| 104 | |||
| 105 | ret = regmap_read(tps->regmap, reg, &data); | ||
| 106 | if (ret < 0) { | ||
| 107 | dev_err(tps->dev, "reg read failed, err %d\n", ret); | ||
| 108 | return ret; | ||
| 109 | } | ||
| 110 | |||
| 111 | vsel = data & TPS51632_VOUT_MASK; | ||
| 112 | return vsel; | ||
| 113 | } | ||
| 114 | |||
| 115 | static int tps51632_dcdc_set_voltage_sel(struct regulator_dev *rdev, | ||
| 116 | unsigned selector) | ||
| 117 | { | ||
| 118 | struct tps51632_chip *tps = rdev_get_drvdata(rdev); | ||
| 119 | int ret; | ||
| 120 | unsigned int reg = TPS51632_VOLTAGE_SELECT_REG; | ||
| 121 | |||
| 122 | if (tps->enable_pwm_dvfs) | ||
| 123 | reg = TPS51632_VOLTAGE_BASE_REG; | ||
| 124 | |||
| 125 | if (selector > TPS51632_MAX_VSEL) | ||
| 126 | return -EINVAL; | ||
| 127 | |||
| 128 | ret = regmap_write(tps->regmap, reg, selector); | ||
| 129 | if (ret < 0) | ||
| 130 | dev_err(tps->dev, "reg write failed, err %d\n", ret); | ||
| 131 | return ret; | ||
| 132 | } | ||
| 133 | |||
| 134 | static int tps51632_dcdc_set_ramp_delay(struct regulator_dev *rdev, | 93 | static int tps51632_dcdc_set_ramp_delay(struct regulator_dev *rdev, |
| 135 | int ramp_delay) | 94 | int ramp_delay) |
| 136 | { | 95 | { |
| @@ -147,8 +106,8 @@ static int tps51632_dcdc_set_ramp_delay(struct regulator_dev *rdev, | |||
| 147 | } | 106 | } |
| 148 | 107 | ||
| 149 | static struct regulator_ops tps51632_dcdc_ops = { | 108 | static struct regulator_ops tps51632_dcdc_ops = { |
| 150 | .get_voltage_sel = tps51632_dcdc_get_voltage_sel, | 109 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 151 | .set_voltage_sel = tps51632_dcdc_set_voltage_sel, | 110 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 152 | .list_voltage = regulator_list_voltage_linear, | 111 | .list_voltage = regulator_list_voltage_linear, |
| 153 | .set_voltage_time_sel = regulator_set_voltage_time_sel, | 112 | .set_voltage_time_sel = regulator_set_voltage_time_sel, |
| 154 | .set_ramp_delay = tps51632_dcdc_set_ramp_delay, | 113 | .set_ramp_delay = tps51632_dcdc_set_ramp_delay, |
| @@ -165,7 +124,6 @@ static int tps51632_init_dcdc(struct tps51632_chip *tps, | |||
| 165 | goto skip_pwm_config; | 124 | goto skip_pwm_config; |
| 166 | 125 | ||
| 167 | control |= TPS51632_DVFS_PWMEN; | 126 | control |= TPS51632_DVFS_PWMEN; |
| 168 | tps->enable_pwm_dvfs = pdata->enable_pwm_dvfs; | ||
| 169 | vsel = TPS51632_VOLT_VSEL(pdata->base_voltage_uV); | 127 | vsel = TPS51632_VOLT_VSEL(pdata->base_voltage_uV); |
| 170 | ret = regmap_write(tps->regmap, TPS51632_VOLTAGE_BASE_REG, vsel); | 128 | ret = regmap_write(tps->regmap, TPS51632_VOLTAGE_BASE_REG, vsel); |
| 171 | if (ret < 0) { | 129 | if (ret < 0) { |
| @@ -358,6 +316,12 @@ static int tps51632_probe(struct i2c_client *client, | |||
| 358 | tps->desc.type = REGULATOR_VOLTAGE; | 316 | tps->desc.type = REGULATOR_VOLTAGE; |
| 359 | tps->desc.owner = THIS_MODULE; | 317 | tps->desc.owner = THIS_MODULE; |
| 360 | 318 | ||
| 319 | if (pdata->enable_pwm_dvfs) | ||
| 320 | tps->desc.vsel_reg = TPS51632_VOLTAGE_BASE_REG; | ||
| 321 | else | ||
| 322 | tps->desc.vsel_reg = TPS51632_VOLTAGE_SELECT_REG; | ||
| 323 | tps->desc.vsel_mask = TPS51632_VOUT_MASK; | ||
| 324 | |||
| 361 | tps->regmap = devm_regmap_init_i2c(client, &tps51632_regmap_config); | 325 | tps->regmap = devm_regmap_init_i2c(client, &tps51632_regmap_config); |
| 362 | if (IS_ERR(tps->regmap)) { | 326 | if (IS_ERR(tps->regmap)) { |
| 363 | ret = PTR_ERR(tps->regmap); | 327 | ret = PTR_ERR(tps->regmap); |
