diff options
| -rw-r--r-- | drivers/regulator/tps65912-regulator.c | 70 |
1 files changed, 20 insertions, 50 deletions
diff --git a/drivers/regulator/tps65912-regulator.c b/drivers/regulator/tps65912-regulator.c index 679709536408..3ab1722c78b7 100644 --- a/drivers/regulator/tps65912-regulator.c +++ b/drivers/regulator/tps65912-regulator.c @@ -114,10 +114,7 @@ struct tps65912_reg { struct mutex io_lock; int mode; int (*get_ctrl_reg)(int); - int dcdc1_range; - int dcdc2_range; - int dcdc3_range; - int dcdc4_range; + int dcdc_range[TPS65912_NUM_DCDC]; int pwm_mode_reg; int eco_reg; }; @@ -125,46 +122,31 @@ struct tps65912_reg { static int tps65912_get_range(struct tps65912_reg *pmic, int id) { struct tps65912 *mfd = pmic->mfd; - - if (id > TPS65912_REG_DCDC4) - return 0; + int range; switch (id) { case TPS65912_REG_DCDC1: - pmic->dcdc1_range = tps65912_reg_read(mfd, - TPS65912_DCDC1_LIMIT); - if (pmic->dcdc1_range < 0) - return pmic->dcdc1_range; - pmic->dcdc1_range = (pmic->dcdc1_range & - DCDC_LIMIT_RANGE_MASK) >> DCDC_LIMIT_RANGE_SHIFT; - return pmic->dcdc1_range; + range = tps65912_reg_read(mfd, TPS65912_DCDC1_LIMIT); + break; case TPS65912_REG_DCDC2: - pmic->dcdc2_range = tps65912_reg_read(mfd, - TPS65912_DCDC2_LIMIT); - if (pmic->dcdc2_range < 0) - return pmic->dcdc2_range; - pmic->dcdc2_range = (pmic->dcdc2_range & - DCDC_LIMIT_RANGE_MASK) >> DCDC_LIMIT_RANGE_SHIFT; - return pmic->dcdc2_range; + range = tps65912_reg_read(mfd, TPS65912_DCDC2_LIMIT); + break; case TPS65912_REG_DCDC3: - pmic->dcdc3_range = tps65912_reg_read(mfd, - TPS65912_DCDC3_LIMIT); - if (pmic->dcdc3_range < 0) - return pmic->dcdc3_range; - pmic->dcdc3_range = (pmic->dcdc3_range & - DCDC_LIMIT_RANGE_MASK) >> DCDC_LIMIT_RANGE_SHIFT; - return pmic->dcdc3_range; + range = tps65912_reg_read(mfd, TPS65912_DCDC3_LIMIT); + break; case TPS65912_REG_DCDC4: - pmic->dcdc4_range = tps65912_reg_read(mfd, - TPS65912_DCDC4_LIMIT); - if (pmic->dcdc4_range < 0) - return pmic->dcdc4_range; - pmic->dcdc4_range = (pmic->dcdc4_range & - DCDC_LIMIT_RANGE_MASK) >> DCDC_LIMIT_RANGE_SHIFT; - return pmic->dcdc4_range; + range = tps65912_reg_read(mfd, TPS65912_DCDC4_LIMIT); + break; default: return 0; } + + if (range >= 0) + range = (range & DCDC_LIMIT_RANGE_MASK) + >> DCDC_LIMIT_RANGE_SHIFT; + + pmic->dcdc_range[id] = range; + return range; } static unsigned long tps65912_vsel_to_uv_range0(u8 vsel) @@ -512,22 +494,10 @@ static int tps65912_list_voltage_dcdc(struct regulator_dev *dev, 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: + if (id > TPS65912_REG_DCDC4) return -EINVAL; - } + + range = pmic->dcdc_range[id]; switch (range) { case 0: |