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Subject[PATCH 2/2] regulator: lp8788: Implement list_voltage for lp8788_ldo_voltage_fixed_ops
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For fixed voltage, we can just set min_uV and use regulator_list_voltage_linear
for list_voltage callback. Regulator core will call list_voltage(rdev, 0) if
both get_voltage get_voltage_sel are not implemented. Thus we can also remove
lp8788_ldo_fixed_get_voltage() function.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/regulator/lp8788-ldo.c | 27 +++++++++------------------
1 file changed, 9 insertions(+), 18 deletions(-)

diff --git a/drivers/regulator/lp8788-ldo.c b/drivers/regulator/lp8788-ldo.c
index c29aeae..0ce2c4c 100644
--- a/drivers/regulator/lp8788-ldo.c
+++ b/drivers/regulator/lp8788-ldo.c
@@ -170,23 +170,6 @@ static int lp8788_ldo_enable_time(struct regulator_dev *rdev)
return ENABLE_TIME_USEC * val;
}

-static int lp8788_ldo_fixed_get_voltage(struct regulator_dev *rdev)
-{
- enum lp8788_ldo_id id = rdev_get_id(rdev);
-
- switch (id) {
- case ALDO2 ... ALDO5:
- return 2850000;
- case DLDO12:
- case ALDO8 ... ALDO9:
- return 2500000;
- case ALDO10:
- return 1100000;
- default:
- return -EINVAL;
- }
-}
-
static struct regulator_ops lp8788_ldo_voltage_table_ops = {
.list_voltage = regulator_list_voltage_table,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
@@ -198,7 +181,7 @@ static struct regulator_ops lp8788_ldo_voltage_table_ops = {
};

static struct regulator_ops lp8788_ldo_voltage_fixed_ops = {
- .get_voltage = lp8788_ldo_fixed_get_voltage,
+ .list_voltage = regulator_list_voltage_linear,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
.is_enabled = regulator_is_enabled_regmap,
@@ -358,6 +341,7 @@ static struct regulator_desc lp8788_dldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_B,
.enable_mask = LP8788_EN_DLDO12_M,
+ .min_uV = 2500000,
},
};

@@ -384,6 +368,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_B,
.enable_mask = LP8788_EN_ALDO2_M,
+ .min_uV = 2850000,
},
{
.name = "aldo3",
@@ -394,6 +379,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_B,
.enable_mask = LP8788_EN_ALDO3_M,
+ .min_uV = 2850000,
},
{
.name = "aldo4",
@@ -404,6 +390,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_B,
.enable_mask = LP8788_EN_ALDO4_M,
+ .min_uV = 2850000,
},
{
.name = "aldo5",
@@ -414,6 +401,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_C,
.enable_mask = LP8788_EN_ALDO5_M,
+ .min_uV = 2850000,
},
{
.name = "aldo6",
@@ -450,6 +438,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_C,
.enable_mask = LP8788_EN_ALDO8_M,
+ .min_uV = 2500000,
},
{
.name = "aldo9",
@@ -460,6 +449,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_C,
.enable_mask = LP8788_EN_ALDO9_M,
+ .min_uV = 2500000,
},
{
.name = "aldo10",
@@ -470,6 +460,7 @@ static struct regulator_desc lp8788_aldo_desc[] = {
.owner = THIS_MODULE,
.enable_reg = LP8788_EN_LDO_C,
.enable_mask = LP8788_EN_ALDO10_M,
+ .min_uV = 1100000,
},
};

--
1.7.10.4




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