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Date: Mon, 16 Apr 2012 19:03:09 +0800
From: Axel Lin <axel.lin@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Anuj Aggarwal <anuj.aggarwal@...com>,
Mark Brown <broonie@...nsource.wolfsonmicro.com>,
Liam Girdwood <lrg@...com>
Subject: [PATCH RFT] regulator: tps65023: Use generic regmap enable/disable
operations
Signed-off-by: Axel Lin <axel.lin@...il.com>
---
drivers/regulator/tps65023-regulator.c | 112 +++++---------------------------
1 files changed, 16 insertions(+), 96 deletions(-)
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
index 2db7149..e913e0f 100644
--- a/drivers/regulator/tps65023-regulator.c
+++ b/drivers/regulator/tps65023-regulator.c
@@ -151,96 +151,6 @@ struct tps_driver_data {
u8 core_regulator;
};
-static int tps65023_dcdc_is_enabled(struct regulator_dev *dev)
-{
- struct tps_pmic *tps = rdev_get_drvdata(dev);
- int data, dcdc = rdev_get_id(dev);
- int ret;
- u8 shift;
-
- if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
- return -EINVAL;
-
- shift = TPS65023_NUM_REGULATOR - dcdc;
- ret = regmap_read(tps->regmap, TPS65023_REG_REG_CTRL, &data);
-
- if (ret != 0)
- return ret;
- else
- return (data & 1<<shift) ? 1 : 0;
-}
-
-static int tps65023_ldo_is_enabled(struct regulator_dev *dev)
-{
- struct tps_pmic *tps = rdev_get_drvdata(dev);
- int data, ldo = rdev_get_id(dev);
- int ret;
- u8 shift;
-
- if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
- return -EINVAL;
-
- shift = (ldo == TPS65023_LDO_1 ? 1 : 2);
- ret = regmap_read(tps->regmap, TPS65023_REG_REG_CTRL, &data);
-
- if (ret != 0)
- return ret;
- else
- return (data & 1<<shift) ? 1 : 0;
-}
-
-static int tps65023_dcdc_enable(struct regulator_dev *dev)
-{
- struct tps_pmic *tps = rdev_get_drvdata(dev);
- int dcdc = rdev_get_id(dev);
- u8 shift;
-
- if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
- return -EINVAL;
-
- shift = TPS65023_NUM_REGULATOR - dcdc;
- return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 1 << shift);
-}
-
-static int tps65023_dcdc_disable(struct regulator_dev *dev)
-{
- struct tps_pmic *tps = rdev_get_drvdata(dev);
- int dcdc = rdev_get_id(dev);
- u8 shift;
-
- if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
- return -EINVAL;
-
- shift = TPS65023_NUM_REGULATOR - dcdc;
- return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 0);
-}
-
-static int tps65023_ldo_enable(struct regulator_dev *dev)
-{
- struct tps_pmic *tps = rdev_get_drvdata(dev);
- int ldo = rdev_get_id(dev);
- u8 shift;
-
- if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
- return -EINVAL;
-
- shift = (ldo == TPS65023_LDO_1 ? 1 : 2);
- return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 1 << shift);
-}
-
-static int tps65023_ldo_disable(struct regulator_dev *dev)
-{
- struct tps_pmic *tps = rdev_get_drvdata(dev);
- int ldo = rdev_get_id(dev);
- u8 shift;
-
- if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
- return -EINVAL;
-
- shift = (ldo == TPS65023_LDO_1 ? 1 : 2);
- return regmap_update_bits(tps->regmap, TPS65023_REG_REG_CTRL, 1 << shift, 0);
-}
-
static int tps65023_dcdc_get_voltage(struct regulator_dev *dev)
{
struct tps_pmic *tps = rdev_get_drvdata(dev);
@@ -348,9 +258,9 @@ static int tps65023_ldo_list_voltage(struct regulator_dev *dev,
/* Operations permitted on VDCDCx */
static struct regulator_ops tps65023_dcdc_ops = {
- .is_enabled = tps65023_dcdc_is_enabled,
- .enable = tps65023_dcdc_enable,
- .disable = tps65023_dcdc_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
.get_voltage = tps65023_dcdc_get_voltage,
.set_voltage_sel = tps65023_dcdc_set_voltage_sel,
.list_voltage = tps65023_dcdc_list_voltage,
@@ -358,9 +268,9 @@ static struct regulator_ops tps65023_dcdc_ops = {
/* Operations permitted on LDOx */
static struct regulator_ops tps65023_ldo_ops = {
- .is_enabled = tps65023_ldo_is_enabled,
- .enable = tps65023_ldo_enable,
- .disable = tps65023_ldo_disable,
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
.get_voltage = tps65023_ldo_get_voltage,
.set_voltage_sel = tps65023_ldo_set_voltage_sel,
.list_voltage = tps65023_ldo_list_voltage,
@@ -421,9 +331,19 @@ static int __devinit tps_65023_probe(struct i2c_client *client,
tps->desc[i].type = REGULATOR_VOLTAGE;
tps->desc[i].owner = THIS_MODULE;
+ tps->desc[i].enable_reg = TPS65023_REG_REG_CTRL;
+ if (i == TPS65023_LDO_1)
+ tps->desc[i].enable_mask = 1 << 1;
+ else if (i == TPS65023_LDO_2)
+ tps->desc[i].enable_mask = 1 << 2;
+ else /* DCDCx */
+ tps->desc[i].enable_mask =
+ 1 << (TPS65023_NUM_REGULATOR - i);
+
config.dev = &client->dev;
config.init_data = init_data;
config.driver_data = tps;
+ config.regmap = tps->regmap;
/* Register the regulators */
rdev = regulator_register(&tps->desc[i], &config);
--
1.7.5.4
--
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