regulator: da9055: Convert to use regulator_set/get_current_limit_regmap

Use regulator_set/get_current_limit_regmap helpers to save some code.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Steve Twiss <stwiss.opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c
index 417cafe2aba01fd16b46c0b9a25acb8ed482807f..3c6fac7936585ab7a3322a0200f3e21d46fb9d2c 100644 (file)
--- a/drivers/regulator/da9055-regulator.c
+++ b/drivers/regulator/da9055-regulator.c
@@ -48,7 +48,9 @@
 #define DA9055_ID_LDO6         7
 
 /* DA9055 BUCK current limit */
-static const int da9055_current_limits[] = { 500000, 600000, 700000, 800000 };
+static const unsigned int da9055_current_limits[] = {
+       500000, 600000, 700000, 800000
+};
 
 struct da9055_conf_reg {
        int reg;
@@ -169,39 +171,6 @@ static int da9055_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode)
                                 val << volt.sl_shift);
 }
 
-static int da9055_buck_get_current_limit(struct regulator_dev *rdev)
-{
-       struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-       struct da9055_regulator_info *info = regulator->info;
-       int ret;
-
-       ret = da9055_reg_read(regulator->da9055, DA9055_REG_BUCK_LIM);
-       if (ret < 0)
-               return ret;
-
-       ret &= info->mode.mask;
-       return da9055_current_limits[ret >> info->mode.shift];
-}
-
-static int da9055_buck_set_current_limit(struct regulator_dev *rdev, int min_uA,
-                                        int max_uA)
-{
-       struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-       struct da9055_regulator_info *info = regulator->info;
-       int i;
-
-       for (i = ARRAY_SIZE(da9055_current_limits) - 1; i >= 0; i--) {
-               if ((min_uA <= da9055_current_limits[i]) &&
-                   (da9055_current_limits[i] <= max_uA))
-                       return da9055_reg_update(regulator->da9055,
-                                                DA9055_REG_BUCK_LIM,
-                                                info->mode.mask,
-                                                i << info->mode.shift);
-       }
-
-       return -EINVAL;
-}
-
 static int da9055_regulator_get_voltage_sel(struct regulator_dev *rdev)
 {
        struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
@@ -329,8 +298,8 @@ static const struct regulator_ops da9055_buck_ops = {
        .get_mode = da9055_buck_get_mode,
        .set_mode = da9055_buck_set_mode,
 
-       .get_current_limit = da9055_buck_get_current_limit,
-       .set_current_limit = da9055_buck_set_current_limit,
+       .get_current_limit = regulator_get_current_limit_regmap,
+       .set_current_limit = regulator_set_current_limit_regmap,
 
        .get_voltage_sel = da9055_regulator_get_voltage_sel,
        .set_voltage_sel = da9055_regulator_set_voltage_sel,
@@ -407,6 +376,10 @@ static const struct regulator_ops da9055_ldo_ops = {
                .uV_step = (step) * 1000,\
                .linear_min_sel = (voffset),\
                .owner = THIS_MODULE,\
+               .curr_table = da9055_current_limits,\
+               .n_current_limits = ARRAY_SIZE(da9055_current_limits),\
+               .csel_reg = DA9055_REG_BUCK_LIM,\
+               .csel_mask = (mbits),\
        },\
        .conf = {\
                .reg = DA9055_REG_BCORE_CONT + DA9055_ID_##_id, \