Commit 1e1598ed authored by Yadwinder Singh Brar's avatar Yadwinder Singh Brar Committed by Mark Brown

regulator: s2mps11: Implement set_voltage_time_sel() ops for bucks

Currently driver uses local struct s2mps11_info to store ramp rate for bucks
whic its getting through platform data, so instead of using regulator
constraints it should use s2mps11_info to calculate ramp delay.
Signed-off-by: default avatarYadwinder Singh Brar <yadi.brar@samsung.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent ad81f054
...@@ -53,6 +53,57 @@ static int get_ramp_delay(int ramp_delay) ...@@ -53,6 +53,57 @@ static int get_ramp_delay(int ramp_delay)
return cnt; return cnt;
} }
static int s2mps11_regulator_set_voltage_time_sel(struct regulator_dev *rdev,
unsigned int old_selector,
unsigned int new_selector)
{
struct s2mps11_info *s2mps11 = rdev_get_drvdata(rdev);
unsigned int ramp_delay = 0;
int old_volt, new_volt;
switch (rdev->desc->id) {
case S2MPS11_BUCK2:
if (!s2mps11->buck2_ramp)
return 0;
ramp_delay = s2mps11->ramp_delay2;
break;
case S2MPS11_BUCK3:
if (!s2mps11->buck3_ramp)
return 0;
ramp_delay = s2mps11->ramp_delay34;
break;
case S2MPS11_BUCK4:
if (!s2mps11->buck4_ramp)
return 0;
ramp_delay = s2mps11->ramp_delay34;
break;
case S2MPS11_BUCK5:
ramp_delay = s2mps11->ramp_delay5;
break;
case S2MPS11_BUCK6:
if (!s2mps11->buck6_ramp)
return 0;
case S2MPS11_BUCK1:
ramp_delay = s2mps11->ramp_delay16;
break;
case S2MPS11_BUCK7:
case S2MPS11_BUCK8:
case S2MPS11_BUCK10:
ramp_delay = s2mps11->ramp_delay7810;
break;
case S2MPS11_BUCK9:
ramp_delay = s2mps11->ramp_delay9;
}
if (ramp_delay == 0)
ramp_delay = rdev->desc->ramp_delay;
old_volt = rdev->desc->min_uV + (rdev->desc->uV_step * old_selector);
new_volt = rdev->desc->min_uV + (rdev->desc->uV_step * new_selector);
return DIV_ROUND_UP(abs(new_volt - old_volt), ramp_delay);
}
static struct regulator_ops s2mps11_ldo_ops = { static struct regulator_ops s2mps11_ldo_ops = {
.list_voltage = regulator_list_voltage_linear, .list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear, .map_voltage = regulator_map_voltage_linear,
...@@ -72,7 +123,7 @@ static struct regulator_ops s2mps11_buck_ops = { ...@@ -72,7 +123,7 @@ static struct regulator_ops s2mps11_buck_ops = {
.disable = regulator_disable_regmap, .disable = regulator_disable_regmap,
.get_voltage_sel = regulator_get_voltage_sel_regmap, .get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = regulator_set_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap,
.set_voltage_time_sel = regulator_set_voltage_time_sel, .set_voltage_time_sel = s2mps11_regulator_set_voltage_time_sel,
}; };
#define regulator_desc_ldo1(num) { \ #define regulator_desc_ldo1(num) { \
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment