From 0ff3897d79d4607d37432b3eb81a304f7e4b4841 Mon Sep 17 00:00:00 2001 From: Balaji T K Date: Fri, 20 May 2011 19:03:52 +0530 Subject: regulator: twl6030: do not write to _GRP for regulator disable TWL6030: regulator is disabled via VREG_STATE TWL4030: regulator is disabled via VREG_GRP Since there is nothing common, split twlreg_enable similar to other regulator_ops Signed-off-by: Balaji T K Acked-by: Mark Brown Signed-off-by: Liam Girdwood --- drivers/regulator/twl-regulator.c | 47 ++++++++++++++++++--------------------- 1 file changed, 22 insertions(+), 25 deletions(-) (limited to 'drivers/regulator/twl-regulator.c') diff --git a/drivers/regulator/twl-regulator.c b/drivers/regulator/twl-regulator.c index abb40c6d9a4d..4702b8a7e0ef 100644 --- a/drivers/regulator/twl-regulator.c +++ b/drivers/regulator/twl-regulator.c @@ -194,7 +194,7 @@ static int twl6030reg_enable(struct regulator_dev *rdev) return ret; } -static int twlreg_disable(struct regulator_dev *rdev) +static int twl4030reg_disable(struct regulator_dev *rdev) { struct twlreg_info *info = rdev_get_drvdata(rdev); int grp; @@ -204,28 +204,25 @@ static int twlreg_disable(struct regulator_dev *rdev) if (grp < 0) return grp; - /* For 6030, set the off state for all grps enabled */ - if (twl_class_is_6030()) { - ret = twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_STATE, - (grp & (P1_GRP_6030 | P2_GRP_6030 | P3_GRP_6030)) << - TWL6030_CFG_STATE_GRP_SHIFT | - TWL6030_CFG_STATE_OFF); - if (ret) - return ret; - } - - if (twl_class_is_4030()) - grp &= ~(P1_GRP_4030 | P2_GRP_4030 | P3_GRP_4030); - else - grp &= ~(P1_GRP_6030 | P2_GRP_6030 | P3_GRP_6030); + grp &= ~(P1_GRP_4030 | P2_GRP_4030 | P3_GRP_4030); ret = twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_GRP, grp); - /* Next, associate cleared grp in state register */ - 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_OFF); + return ret; +} + +static int twl6030reg_disable(struct regulator_dev *rdev) +{ + struct twlreg_info *info = rdev_get_drvdata(rdev); + int grp = 0; + int ret; + + grp = P1_GRP_6030 | P2_GRP_6030 | P3_GRP_6030; + + /* For 6030, set the off state for all grps enabled */ + ret = twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_STATE, + (grp) << TWL6030_CFG_STATE_GRP_SHIFT | + TWL6030_CFG_STATE_OFF); return ret; } @@ -485,7 +482,7 @@ static struct regulator_ops twl4030ldo_ops = { .get_voltage = twl4030ldo_get_voltage, .enable = twl4030reg_enable, - .disable = twlreg_disable, + .disable = twl4030reg_disable, .is_enabled = twl4030reg_is_enabled, .set_mode = twl4030reg_set_mode, @@ -543,7 +540,7 @@ static struct regulator_ops twl6030ldo_ops = { .get_voltage = twl6030ldo_get_voltage, .enable = twl6030reg_enable, - .disable = twlreg_disable, + .disable = twl6030reg_disable, .is_enabled = twl6030reg_is_enabled, .set_mode = twl6030reg_set_mode, @@ -576,7 +573,7 @@ static struct regulator_ops twl4030fixed_ops = { .get_voltage = twlfixed_get_voltage, .enable = twl4030reg_enable, - .disable = twlreg_disable, + .disable = twl4030reg_disable, .is_enabled = twl4030reg_is_enabled, .set_mode = twl4030reg_set_mode, @@ -590,7 +587,7 @@ static struct regulator_ops twl6030fixed_ops = { .get_voltage = twlfixed_get_voltage, .enable = twl6030reg_enable, - .disable = twlreg_disable, + .disable = twl6030reg_disable, .is_enabled = twl6030reg_is_enabled, .set_mode = twl6030reg_set_mode, @@ -600,7 +597,7 @@ static struct regulator_ops twl6030fixed_ops = { static struct regulator_ops twl6030_fixed_resource = { .enable = twl6030reg_enable, - .disable = twlreg_disable, + .disable = twl6030reg_disable, .is_enabled = twl6030reg_is_enabled, .get_status = twl6030reg_get_status, }; -- cgit v1.2.3