diff options
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/tps65912-regulator.c | 112 |
1 files changed, 45 insertions, 67 deletions
diff --git a/drivers/regulator/tps65912-regulator.c b/drivers/regulator/tps65912-regulator.c index da00d88f94b7..b685757a2b8e 100644 --- a/drivers/regulator/tps65912-regulator.c +++ b/drivers/regulator/tps65912-regulator.c @@ -506,66 +506,88 @@ static unsigned int tps65912_get_mode(struct regulator_dev *dev) return mode; } -static int tps65912_get_voltage_dcdc(struct regulator_dev *dev) +static int tps65912_list_voltage_dcdc(struct regulator_dev *dev, + unsigned selector) { struct tps65912_reg *pmic = rdev_get_drvdata(dev); - struct tps65912 *mfd = pmic->mfd; - int id = rdev_get_id(dev), voltage = 0, range; - int opvsel = 0, avsel = 0, sr, vsel; + int range, voltage = 0, id = rdev_get_id(dev); switch (id) { case TPS65912_REG_DCDC1: - opvsel = tps65912_reg_read(mfd, TPS65912_DCDC1_OP); - avsel = tps65912_reg_read(mfd, TPS65912_DCDC1_AVS); range = pmic->dcdc1_range; break; case TPS65912_REG_DCDC2: - opvsel = tps65912_reg_read(mfd, TPS65912_DCDC2_OP); - avsel = tps65912_reg_read(mfd, TPS65912_DCDC2_AVS); range = pmic->dcdc2_range; break; case TPS65912_REG_DCDC3: - opvsel = tps65912_reg_read(mfd, TPS65912_DCDC3_OP); - avsel = tps65912_reg_read(mfd, TPS65912_DCDC3_AVS); range = pmic->dcdc3_range; break; case TPS65912_REG_DCDC4: - opvsel = tps65912_reg_read(mfd, TPS65912_DCDC4_OP); - avsel = tps65912_reg_read(mfd, TPS65912_DCDC4_AVS); range = pmic->dcdc4_range; break; default: return -EINVAL; } - sr = (opvsel & OP_SELREG_MASK) >> OP_SELREG_SHIFT; - if (sr) - vsel = avsel; - else - vsel = opvsel; - vsel &= 0x3F; - switch (range) { case 0: /* 0.5 - 1.2875V in 12.5mV steps */ - voltage = tps65912_vsel_to_uv_range0(vsel); + voltage = tps65912_vsel_to_uv_range0(selector); break; case 1: /* 0.7 - 1.4875V in 12.5mV steps */ - voltage = tps65912_vsel_to_uv_range1(vsel); + voltage = tps65912_vsel_to_uv_range1(selector); break; case 2: /* 0.5 - 2.075V in 25mV steps */ - voltage = tps65912_vsel_to_uv_range2(vsel); + voltage = tps65912_vsel_to_uv_range2(selector); break; case 3: /* 0.5 - 3.8V in 50mV steps */ - voltage = tps65912_vsel_to_uv_range3(vsel); + voltage = tps65912_vsel_to_uv_range3(selector); break; } return voltage; } +static int tps65912_get_voltage_dcdc(struct regulator_dev *dev) +{ + struct tps65912_reg *pmic = rdev_get_drvdata(dev); + struct tps65912 *mfd = pmic->mfd; + int id = rdev_get_id(dev); + int opvsel = 0, avsel = 0, sr, vsel; + + switch (id) { + case TPS65912_REG_DCDC1: + opvsel = tps65912_reg_read(mfd, TPS65912_DCDC1_OP); + avsel = tps65912_reg_read(mfd, TPS65912_DCDC1_AVS); + break; + case TPS65912_REG_DCDC2: + opvsel = tps65912_reg_read(mfd, TPS65912_DCDC2_OP); + avsel = tps65912_reg_read(mfd, TPS65912_DCDC2_AVS); + break; + case TPS65912_REG_DCDC3: + opvsel = tps65912_reg_read(mfd, TPS65912_DCDC3_OP); + avsel = tps65912_reg_read(mfd, TPS65912_DCDC3_AVS); + break; + case TPS65912_REG_DCDC4: + opvsel = tps65912_reg_read(mfd, TPS65912_DCDC4_OP); + avsel = tps65912_reg_read(mfd, TPS65912_DCDC4_AVS); + break; + default: + return -EINVAL; + } + + sr = (opvsel & OP_SELREG_MASK) >> OP_SELREG_SHIFT; + if (sr) + vsel = avsel; + else + vsel = opvsel; + vsel &= 0x3F; + + return tps65912_list_voltage_dcdc(dev, vsel); +} + static int tps65912_set_voltage_dcdc(struct regulator_dev *dev, unsigned selector) { @@ -609,50 +631,6 @@ static int tps65912_set_voltage_ldo(struct regulator_dev *dev, return tps65912_reg_write(mfd, reg, selector | value); } -static int tps65912_list_voltage_dcdc(struct regulator_dev *dev, - unsigned selector) -{ - struct tps65912_reg *pmic = rdev_get_drvdata(dev); - int range, voltage = 0, id = rdev_get_id(dev); - - switch (id) { - case TPS65912_REG_DCDC1: - range = pmic->dcdc1_range; - break; - case TPS65912_REG_DCDC2: - range = pmic->dcdc2_range; - break; - case TPS65912_REG_DCDC3: - range = pmic->dcdc3_range; - break; - case TPS65912_REG_DCDC4: - range = pmic->dcdc4_range; - break; - default: - return -EINVAL; - } - - switch (range) { - case 0: - /* 0.5 - 1.2875V in 12.5mV steps */ - voltage = tps65912_vsel_to_uv_range0(selector); - break; - case 1: - /* 0.7 - 1.4875V in 12.5mV steps */ - voltage = tps65912_vsel_to_uv_range1(selector); - break; - case 2: - /* 0.5 - 2.075V in 25mV steps */ - voltage = tps65912_vsel_to_uv_range2(selector); - break; - case 3: - /* 0.5 - 3.8V in 50mV steps */ - voltage = tps65912_vsel_to_uv_range3(selector); - break; - } - return voltage; -} - static int tps65912_list_voltage_ldo(struct regulator_dev *dev, unsigned selector) { |