diff options
Diffstat (limited to 'drivers/regulator/tps65217-regulator.c')
| -rw-r--r-- | drivers/regulator/tps65217-regulator.c | 78 |
1 files changed, 37 insertions, 41 deletions
diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c index e39521b4277..9d371d2cbca 100644 --- a/drivers/regulator/tps65217-regulator.c +++ b/drivers/regulator/tps65217-regulator.c @@ -213,65 +213,56 @@ static int tps65217_pmic_get_voltage_sel(struct regulator_dev *dev) return selector; } -static int tps65217_pmic_ldo1_set_voltage_sel(struct regulator_dev *dev, - unsigned selector) +static int tps65217_pmic_set_voltage_sel(struct regulator_dev *dev, + unsigned selector) { + int ret; struct tps65217 *tps = rdev_get_drvdata(dev); - int ldo = rdev_get_id(dev); + unsigned int rid = rdev_get_id(dev); - if (ldo != TPS65217_LDO_1) - return -EINVAL; + /* Set the voltage based on vsel value and write protect level is 2 */ + ret = tps65217_set_bits(tps, tps->info[rid]->set_vout_reg, + tps->info[rid]->set_vout_mask, + selector, TPS65217_PROTECT_L2); - if (selector >= tps->info[ldo]->table_len) - return -EINVAL; + /* Set GO bit for DCDCx to initiate voltage transistion */ + switch (rid) { + case TPS65217_DCDC_1 ... TPS65217_DCDC_3: + ret = tps65217_set_bits(tps, TPS65217_REG_DEFSLEW, + TPS65217_DEFSLEW_GO, TPS65217_DEFSLEW_GO, + TPS65217_PROTECT_L2); + break; + } - /* Set the voltage based on vsel value and write protect level is 2 */ - return tps65217_set_bits(tps, tps->info[ldo]->set_vout_reg, - tps->info[ldo]->set_vout_mask, - selector, TPS65217_PROTECT_L2); + return ret; } -static int tps65217_pmic_set_voltage(struct regulator_dev *dev, - int min_uV, int max_uV, unsigned *selector) +static int tps65217_pmic_map_voltage(struct regulator_dev *dev, + int min_uV, int max_uV) { - int ret; + struct tps65217 *tps = rdev_get_drvdata(dev); - unsigned int rid = rdev_get_id(dev); + unsigned int sel, rid = rdev_get_id(dev); + int ret; - /* LDO1 implements set_voltage_sel callback */ + /* LDO1 uses regulator_map_voltage_iterate() */ if (rid == TPS65217_LDO_1) return -EINVAL; if (rid < TPS65217_DCDC_1 || rid > TPS65217_LDO_4) return -EINVAL; - if (min_uV < tps->info[rid]->min_uV - || min_uV > tps->info[rid]->max_uV) + if (min_uV < tps->info[rid]->min_uV || min_uV > tps->info[rid]->max_uV) return -EINVAL; - if (max_uV < tps->info[rid]->min_uV - || max_uV > tps->info[rid]->max_uV) + if (max_uV < tps->info[rid]->min_uV || max_uV > tps->info[rid]->max_uV) return -EINVAL; - ret = tps->info[rid]->uv_to_vsel(min_uV, selector); + ret = tps->info[rid]->uv_to_vsel(min_uV, &sel); if (ret) return ret; - /* Set the voltage based on vsel value and write protect level is 2 */ - ret = tps65217_set_bits(tps, tps->info[rid]->set_vout_reg, - tps->info[rid]->set_vout_mask, - *selector, TPS65217_PROTECT_L2); - - /* Set GO bit for DCDCx to initiate voltage transistion */ - switch (rid) { - case TPS65217_DCDC_1 ... TPS65217_DCDC_3: - ret = tps65217_set_bits(tps, TPS65217_REG_DEFSLEW, - TPS65217_DEFSLEW_GO, TPS65217_DEFSLEW_GO, - TPS65217_PROTECT_L2); - break; - } - - return ret; + return sel; } static int tps65217_pmic_list_voltage(struct regulator_dev *dev, @@ -298,8 +289,9 @@ static struct regulator_ops tps65217_pmic_ops = { .enable = tps65217_pmic_enable, .disable = tps65217_pmic_disable, .get_voltage_sel = tps65217_pmic_get_voltage_sel, - .set_voltage = tps65217_pmic_set_voltage, + .set_voltage_sel = tps65217_pmic_set_voltage_sel, .list_voltage = tps65217_pmic_list_voltage, + .map_voltage = tps65217_pmic_map_voltage, }; /* Operations permitted on LDO1 */ @@ -308,11 +300,11 @@ static struct regulator_ops tps65217_pmic_ldo1_ops = { .enable = tps65217_pmic_enable, .disable = tps65217_pmic_disable, .get_voltage_sel = tps65217_pmic_get_voltage_sel, - .set_voltage_sel = tps65217_pmic_ldo1_set_voltage_sel, + .set_voltage_sel = tps65217_pmic_set_voltage_sel, .list_voltage = tps65217_pmic_list_voltage, }; -static struct regulator_desc regulators[] = { +static const struct regulator_desc regulators[] = { TPS65217_REGULATOR("DCDC1", TPS65217_DCDC_1, tps65217_pmic_ops, 64), TPS65217_REGULATOR("DCDC2", TPS65217_DCDC_2, tps65217_pmic_ops, 64), TPS65217_REGULATOR("DCDC3", TPS65217_DCDC_3, tps65217_pmic_ops, 64), @@ -327,13 +319,17 @@ static int __devinit tps65217_regulator_probe(struct platform_device *pdev) struct regulator_dev *rdev; struct tps65217 *tps; struct tps_info *info = &tps65217_pmic_regs[pdev->id]; + struct regulator_config config = { }; /* Already set by core driver */ tps = dev_to_tps65217(pdev->dev.parent); tps->info[pdev->id] = info; - rdev = regulator_register(®ulators[pdev->id], &pdev->dev, - pdev->dev.platform_data, tps, NULL); + config.dev = &pdev->dev; + config.init_data = pdev->dev.platform_data; + config.driver_data = tps; + + rdev = regulator_register(®ulators[pdev->id], &config); if (IS_ERR(rdev)) return PTR_ERR(rdev); |