hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

regulator: tps62360: Convert to set_voltage_sel and regulator_map_voltage_linear 

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-05-14 11:27:25 +08:00 committed by Mark Brown
parent 7f225ba585
commit 41097afd64
1 changed files with 7 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/regulator/tps62360-regulator.c
View File

@ -137,35 +137,24 @@ static int tps62360_dcdc_get_voltage_sel(struct regulator_dev *dev)
return vsel;
}
static int tps62360_dcdc_set_voltage(struct regulator_dev *dev,
int min_uV, int max_uV, unsigned *selector)
static int tps62360_dcdc_set_voltage_sel(struct regulator_dev *dev,
unsigned selector)
{
struct tps62360_chip *tps = rdev_get_drvdata(dev);
int vsel;
int ret;
bool found = false;
int new_vset_id = tps->curr_vset_id;
if ((max_uV < min_uV) || (max_uV < tps->voltage_base))
return -EINVAL;
if (min_uV > (tps->voltage_base + (tps->desc.n_voltages - 1) * 10000))
return -EINVAL;
vsel = DIV_ROUND_UP(min_uV - tps->voltage_base, 10000);
if (selector)
*selector = (vsel & tps->voltage_reg_mask);
/*
* If gpios are available to select the VSET register then least
* recently used register for new configuration.
*/
if (tps->valid_gpios)
found = find_voltage_set_register(tps, vsel, &new_vset_id);
found = find_voltage_set_register(tps, selector, &new_vset_id);
if (!found) {
ret = regmap_update_bits(tps->regmap, REG_VSET0 + new_vset_id,
tps->voltage_reg_mask, vsel);
tps->voltage_reg_mask, selector);
if (ret < 0) {
dev_err(tps->dev,
"%s(): register %d update failed with err %d\n",
@ -173,7 +162,7 @@ static int tps62360_dcdc_set_voltage(struct regulator_dev *dev,
return ret;
}
tps->curr_vset_id = new_vset_id;
tps->curr_vset_vsel[new_vset_id] = vsel;
tps->curr_vset_vsel[new_vset_id] = selector;
}
/* Select proper VSET register vio gpios */
@ -204,8 +193,9 @@ static int tps62360_set_voltage_time_sel(struct regulator_dev *rdev,
static struct regulator_ops tps62360_dcdc_ops = {
.get_voltage_sel = tps62360_dcdc_get_voltage_sel,
.set_voltage = tps62360_dcdc_set_voltage,
.set_voltage_sel = tps62360_dcdc_set_voltage_sel,
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
.set_voltage_time_sel = tps62360_set_voltage_time_sel,
};