regulator: tps6105x: Convert to use regmap helper functions

Since commit 7e5071199355 ("mfd: tps6105x: Use i2c regmap to access
registers"), we can use regmap helper functions instead of open coded.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Tested-by: Denis Grigoryev <grigoryev@fastwel.ru>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/tps6105x-regulator.c b/drivers/regulator/tps6105x-regulator.c
index ddc4f10..584ef3d 100644 (file)
--- a/drivers/regulator/tps6105x-regulator.c
+++ b/drivers/regulator/tps6105x-regulator.c
@@ -27,90 +27,12 @@ static const unsigned int tps6105x_voltages[] = {
        5000000, /* There is an additional 5V */
 };
 
-static int tps6105x_regulator_enable(struct regulator_dev *rdev)
-{
-       struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-       int ret;
-
-       /* Activate voltage mode */
-       ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
-               TPS6105X_REG0_MODE_MASK,
-               TPS6105X_REG0_MODE_VOLTAGE << TPS6105X_REG0_MODE_SHIFT);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
-static int tps6105x_regulator_disable(struct regulator_dev *rdev)
-{
-       struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-       int ret;
-
-       /* Set into shutdown mode */
-       ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
-               TPS6105X_REG0_MODE_MASK,
-               TPS6105X_REG0_MODE_SHUTDOWN << TPS6105X_REG0_MODE_SHIFT);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
-static int tps6105x_regulator_is_enabled(struct regulator_dev *rdev)
-{
-       struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-       unsigned int regval;
-       int ret;
-
-       ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
-       if (ret)
-               return ret;
-       regval &= TPS6105X_REG0_MODE_MASK;
-       regval >>= TPS6105X_REG0_MODE_SHIFT;
-
-       if (regval == TPS6105X_REG0_MODE_VOLTAGE)
-               return 1;
-
-       return 0;
-}
-
-static int tps6105x_regulator_get_voltage_sel(struct regulator_dev *rdev)
-{
-       struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-       unsigned int regval;
-       int ret;
-
-       ret = regmap_read(tps6105x->regmap, TPS6105X_REG_0, &regval);
-       if (ret)
-               return ret;
-
-       regval &= TPS6105X_REG0_VOLTAGE_MASK;
-       regval >>= TPS6105X_REG0_VOLTAGE_SHIFT;
-       return (int) regval;
-}
-
-static int tps6105x_regulator_set_voltage_sel(struct regulator_dev *rdev,
-                                             unsigned selector)
-{
-       struct tps6105x *tps6105x = rdev_get_drvdata(rdev);
-       int ret;
-
-       ret = regmap_update_bits(tps6105x->regmap, TPS6105X_REG_0,
-                                   TPS6105X_REG0_VOLTAGE_MASK,
-                                   selector << TPS6105X_REG0_VOLTAGE_SHIFT);
-       if (ret)
-               return ret;
-
-       return 0;
-}
-
 static struct regulator_ops tps6105x_regulator_ops = {
-       .enable         = tps6105x_regulator_enable,
-       .disable        = tps6105x_regulator_disable,
-       .is_enabled     = tps6105x_regulator_is_enabled,
-       .get_voltage_sel = tps6105x_regulator_get_voltage_sel,
-       .set_voltage_sel = tps6105x_regulator_set_voltage_sel,
+       .enable         = regulator_enable_regmap,
+       .disable        = regulator_disable_regmap,
+       .is_enabled     = regulator_is_enabled_regmap,
+       .get_voltage_sel = regulator_get_voltage_sel_regmap,
+       .set_voltage_sel = regulator_set_voltage_sel_regmap,
        .list_voltage   = regulator_list_voltage_table,
 };
 
@@ -122,6 +44,12 @@ static const struct regulator_desc tps6105x_regulator_desc = {
        .owner          = THIS_MODULE,
        .n_voltages     = ARRAY_SIZE(tps6105x_voltages),
        .volt_table     = tps6105x_voltages,
+       .vsel_reg       = TPS6105X_REG_0,
+       .vsel_mask      = TPS6105X_REG0_VOLTAGE_MASK,
+       .enable_reg     = TPS6105X_REG_0,
+       .enable_mask    = TPS6105X_REG0_MODE_MASK,
+       .enable_val     = TPS6105X_REG0_MODE_VOLTAGE <<
+                         TPS6105X_REG0_MODE_SHIFT,
 };
 
 /*
@@ -144,6 +72,7 @@ static int tps6105x_regulator_probe(struct platform_device *pdev)
        config.dev = &tps6105x->client->dev;
        config.init_data = pdata->regulator_data;
        config.driver_data = tps6105x;
+       config.regmap = tps6105x->regmap;
 
        /* Register regulator with framework */
        tps6105x->regulator = devm_regulator_register(&pdev->dev,