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regulator: twl6030: do not write to _GRP for regulator enable 

TWL6030: regulator is enabled via VREG_STATE
TWL4030: regulator is enabled via VREG_GRP
Since there is nothing common, split twlreg_enable similar to other regulator_ops

Signed-off-by: Balaji T K <balajitk@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Balaji T K 2011-05-20 19:03:51 +05:30 committed by Liam Girdwood
parent 6851ad3ab3
commit f8c2940bcd
1 changed files with 25 additions and 14 deletions
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39
drivers/regulator/twl-regulator.c
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@ -156,7 +156,7 @@ static int twl6030reg_is_enabled(struct regulator_dev *rdev)
return grp && (val == TWL6030_CFG_STATE_ON);
}
static int twlreg_enable(struct regulator_dev *rdev)
static int twl4030reg_enable(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int grp;
@ -166,17 +166,28 @@ static int twlreg_enable(struct regulator_dev *rdev)
if (grp < 0)
return grp;
if (twl_class_is_4030())
grp |= P1_GRP_4030;
else
grp |= P1_GRP_6030;
grp |= P1_GRP_4030;
ret = twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_GRP, grp);
if (!ret && twl_class_is_6030())
ret = twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_STATE,
grp << TWL6030_CFG_STATE_GRP_SHIFT |
TWL6030_CFG_STATE_ON);
udelay(info->delay);
return ret;
}
static int twl6030reg_enable(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int grp;
int ret;
grp = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_GRP);
if (grp < 0)
return grp;
ret = twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_STATE,
grp << TWL6030_CFG_STATE_GRP_SHIFT |
TWL6030_CFG_STATE_ON);
udelay(info->delay);
@ -473,7 +484,7 @@ static struct regulator_ops twl4030ldo_ops = {
.set_voltage = twl4030ldo_set_voltage,
.get_voltage = twl4030ldo_get_voltage,
.enable = twlreg_enable,
.enable = twl4030reg_enable,
.disable = twlreg_disable,
.is_enabled = twl4030reg_is_enabled,
@ -531,7 +542,7 @@ static struct regulator_ops twl6030ldo_ops = {
.set_voltage = twl6030ldo_set_voltage,
.get_voltage = twl6030ldo_get_voltage,
.enable = twlreg_enable,
.enable = twl6030reg_enable,
.disable = twlreg_disable,
.is_enabled = twl6030reg_is_enabled,
@ -564,7 +575,7 @@ static struct regulator_ops twl4030fixed_ops = {
.get_voltage = twlfixed_get_voltage,
.enable = twlreg_enable,
.enable = twl4030reg_enable,
.disable = twlreg_disable,
.is_enabled = twl4030reg_is_enabled,
@ -578,7 +589,7 @@ static struct regulator_ops twl6030fixed_ops = {
.get_voltage = twlfixed_get_voltage,
.enable = twlreg_enable,
.enable = twl6030reg_enable,
.disable = twlreg_disable,
.is_enabled = twl6030reg_is_enabled,
@ -588,7 +599,7 @@ static struct regulator_ops twl6030fixed_ops = {
};
static struct regulator_ops twl6030_fixed_resource = {
.enable = twlreg_enable,
.enable = twl6030reg_enable,
.disable = twlreg_disable,
.is_enabled = twl6030reg_is_enabled,
.get_status = twl6030reg_get_status,