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authorMark Brown <broonie@sirena.org.uk>2013-04-28 05:13:48 +0400
committerMark Brown <broonie@sirena.org.uk>2013-04-28 05:13:48 +0400
commit32e40be1e27de1eee224c4e27dba963c11852b54 (patch)
treeeaf8d3ca74b6543536f68b9af20c579d4f81ffe1 /drivers/regulator
parent64dceea44604e1b1b84f666ac5bb54ca8d2be56b (diff)
parentbc49c87ec7a7695f30db73a7d73efd3566db4404 (diff)
downloadlinux-32e40be1e27de1eee224c4e27dba963c11852b54.tar.xz
Merge remote-tracking branch 'regulator/topic/tps80031' into v3.9-rc8
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/tps80031-regulator.c45
1 files changed, 24 insertions, 21 deletions
diff --git a/drivers/regulator/tps80031-regulator.c b/drivers/regulator/tps80031-regulator.c
index 9019d0e7ecb6..6511d0bfd896 100644
--- a/drivers/regulator/tps80031-regulator.c
+++ b/drivers/regulator/tps80031-regulator.c
@@ -238,12 +238,11 @@ static int tps80031_dcdc_get_voltage_sel(struct regulator_dev *rdev)
return vsel & SMPS_VSEL_MASK;
}
-static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev,
- unsigned sel)
+static int tps80031_ldo_list_voltage(struct regulator_dev *rdev,
+ unsigned int sel)
{
struct tps80031_regulator *ri = rdev_get_drvdata(rdev);
struct device *parent = to_tps80031_dev(rdev);
- int ret;
/* Check for valid setting for TPS80031 or TPS80032-ES1.0 */
if ((ri->rinfo->desc.id == TPS80031_REGULATOR_LDO2) &&
@@ -260,28 +259,27 @@ static int tps80031_ldo_set_voltage_sel(struct regulator_dev *rdev,
}
}
- ret = tps80031_write(parent, ri->rinfo->volt_id,
- ri->rinfo->volt_reg, sel);
- if (ret < 0)
- dev_err(ri->dev, "Error in writing reg 0x%02x, e = %d\n",
- ri->rinfo->volt_reg, ret);
- return ret;
+ return regulator_list_voltage_linear(rdev, sel);
}
-static int tps80031_ldo_get_voltage_sel(struct regulator_dev *rdev)
+static int tps80031_ldo_map_voltage(struct regulator_dev *rdev,
+ int min_uV, int max_uV)
{
struct tps80031_regulator *ri = rdev_get_drvdata(rdev);
struct device *parent = to_tps80031_dev(rdev);
- uint8_t vsel;
- int ret;
- ret = tps80031_read(parent, ri->rinfo->volt_id,
- ri->rinfo->volt_reg, &vsel);
- if (ret < 0) {
- dev_err(ri->dev, "Error in writing the Voltage register\n");
- return ret;
+ /* Check for valid setting for TPS80031 or TPS80032-ES1.0 */
+ if ((ri->rinfo->desc.id == TPS80031_REGULATOR_LDO2) &&
+ (ri->device_flags & TRACK_MODE_ENABLE)) {
+ if (((tps80031_get_chip_info(parent) == TPS80031) ||
+ ((tps80031_get_chip_info(parent) == TPS80032) &&
+ (tps80031_get_pmu_version(parent) == 0x0)))) {
+ return regulator_map_voltage_iterate(rdev, min_uV,
+ max_uV);
+ }
}
- return vsel & rdev->desc->vsel_mask;
+
+ return regulator_map_voltage_linear(rdev, min_uV, max_uV);
}
static int tps80031_vbus_is_enabled(struct regulator_dev *rdev)
@@ -390,9 +388,10 @@ static struct regulator_ops tps80031_dcdc_ops = {
};
static struct regulator_ops tps80031_ldo_ops = {
- .list_voltage = regulator_list_voltage_linear,
- .set_voltage_sel = tps80031_ldo_set_voltage_sel,
- .get_voltage_sel = tps80031_ldo_get_voltage_sel,
+ .list_voltage = tps80031_ldo_list_voltage,
+ .map_voltage = tps80031_ldo_map_voltage,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
.enable = tps80031_reg_enable,
.disable = tps80031_reg_disable,
.is_enabled = tps80031_reg_is_enabled,
@@ -459,6 +458,7 @@ static struct regulator_ops tps80031_ext_reg_ops = {
.uV_step = 100000, \
.linear_min_sel = 1, \
.n_voltages = 25, \
+ .vsel_reg = TPS80031_##_id##_CFG_VOLTAGE, \
.vsel_mask = LDO_VSEL_MASK, \
.enable_time = 500, \
}, \
@@ -680,6 +680,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
struct tps80031_regulator *pmic;
struct regulator_dev *rdev;
struct regulator_config config = { };
+ struct tps80031 *tps80031_mfd = dev_get_drvdata(pdev->dev.parent);
int ret;
int num;
@@ -707,6 +708,8 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
config.dev = &pdev->dev;
config.init_data = NULL;
config.driver_data = ri;
+ config.regmap = tps80031_mfd->regmap[ri->rinfo->volt_id];
+
if (tps_pdata) {
config.init_data = tps_pdata->reg_init_data;
ri->config_flags = tps_pdata->config_flags;