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authorAxel Lin <axel.lin@ingics.com>2014-03-21 10:54:08 +0400
committerMark Brown <broonie@linaro.org>2014-03-21 21:47:49 +0400
commit9c4c60554acfd6e32fe933cef43b2c16e65f1e4f (patch)
tree31d2067324acb598da4e583f036800c66575d136 /drivers/regulator/s5m8767.c
parent4754b4211ddc9e6ebec97b0088a1c0ecb558f780 (diff)
downloadlinux-9c4c60554acfd6e32fe933cef43b2c16e65f1e4f.tar.xz
regulator: s5m8767: Convert to use regulator_[enable|disable|is_enabled]_regmap
Since commit ca5d1b3524b4d "regulator: helpers: Modify helpers enabling multi-bit control", we can set enable_val setting for device that use multiple bits for control. Signed-off-by: Axel Lin <axel.lin@ingics.com> Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Reviewed-by Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/regulator/s5m8767.c')
-rw-r--r--drivers/regulator/s5m8767.c78
1 files changed, 19 insertions, 59 deletions
diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c
index 6884eb880dc9..b6ddb03ee762 100644
--- a/drivers/regulator/s5m8767.c
+++ b/drivers/regulator/s5m8767.c
@@ -167,12 +167,11 @@ static unsigned int s5m8767_opmode_reg[][4] = {
{0x0, 0x3, 0x1, 0x1}, /* BUCK9 */
};
-static int s5m8767_get_register(struct regulator_dev *rdev, int *reg,
- int *enable_ctrl)
+static int s5m8767_get_register(struct s5m8767_info *s5m8767, int reg_id,
+ int *reg, int *enable_ctrl)
{
- int i, reg_id = rdev_get_id(rdev);
+ int i;
unsigned int mode;
- struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
switch (reg_id) {
case S5M8767_LDO1 ... S5M8767_LDO2:
@@ -211,53 +210,6 @@ static int s5m8767_get_register(struct regulator_dev *rdev, int *reg,
return 0;
}
-static int s5m8767_reg_is_enabled(struct regulator_dev *rdev)
-{
- struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
- int ret, reg;
- int enable_ctrl;
- unsigned int val;
-
- ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
- if (ret == -EINVAL)
- return 1;
- else if (ret)
- return ret;
-
- ret = regmap_read(s5m8767->iodev->regmap_pmic, reg, &val);
- if (ret)
- return ret;
-
- return (val & S5M8767_ENCTRL_MASK) == enable_ctrl;
-}
-
-static int s5m8767_reg_enable(struct regulator_dev *rdev)
-{
- struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
- int ret, reg;
- int enable_ctrl;
-
- ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
- if (ret)
- return ret;
-
- return regmap_update_bits(s5m8767->iodev->regmap_pmic, reg,
- S5M8767_ENCTRL_MASK, enable_ctrl);
-}
-
-static int s5m8767_reg_disable(struct regulator_dev *rdev)
-{
- struct s5m8767_info *s5m8767 = rdev_get_drvdata(rdev);
- int ret, reg, enable_ctrl;
-
- ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
- if (ret)
- return ret;
-
- return regmap_update_bits(s5m8767->iodev->regmap_pmic, reg,
- S5M8767_ENCTRL_MASK, ~S5M8767_ENCTRL_MASK);
-}
-
static int s5m8767_get_vsel_reg(int reg_id, struct s5m8767_info *s5m8767)
{
int reg;
@@ -407,9 +359,9 @@ static int s5m8767_set_voltage_time_sel(struct regulator_dev *rdev,
static struct regulator_ops s5m8767_ops = {
.list_voltage = regulator_list_voltage_linear,
- .is_enabled = s5m8767_reg_is_enabled,
- .enable = s5m8767_reg_enable,
- .disable = s5m8767_reg_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = s5m8767_set_voltage_sel,
.set_voltage_time_sel = s5m8767_set_voltage_time_sel,
@@ -417,9 +369,9 @@ static struct regulator_ops s5m8767_ops = {
static struct regulator_ops s5m8767_buck78_ops = {
.list_voltage = regulator_list_voltage_linear,
- .is_enabled = s5m8767_reg_is_enabled,
- .enable = s5m8767_reg_enable,
- .disable = s5m8767_reg_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
};
@@ -524,12 +476,13 @@ static void s5m8767_regulator_config_ext_control(struct s5m8767_info *s5m8767,
static int s5m8767_enable_ext_control(struct s5m8767_info *s5m8767,
struct regulator_dev *rdev)
{
+ int id = rdev_get_id(rdev);
int ret, reg, enable_ctrl;
- if (rdev_get_id(rdev) != S5M8767_BUCK9)
+ if (id != S5M8767_BUCK9)
return -EINVAL;
- ret = s5m8767_get_register(rdev, &reg, &enable_ctrl);
+ ret = s5m8767_get_register(s5m8767, id, &reg, &enable_ctrl);
if (ret)
return ret;
@@ -982,6 +935,7 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
for (i = 0; i < pdata->num_regulators; i++) {
const struct sec_voltage_desc *desc;
int id = pdata->regulators[i].id;
+ int enable_reg, enable_val;
desc = reg_voltage_map[id];
if (desc) {
@@ -995,6 +949,12 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
regulators[id].vsel_mask = 0x3f;
else
regulators[id].vsel_mask = 0xff;
+
+ s5m8767_get_register(s5m8767, id, &enable_reg,
+ &enable_val);
+ regulators[id].enable_reg = enable_reg;
+ regulators[id].enable_mask = S5M8767_ENCTRL_MASK;
+ regulators[id].enable_val = enable_val;
}
config.dev = s5m8767->dev;