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-rw-r--r--drivers/regulator/tps65910-regulator.c45
1 files changed, 32 insertions, 13 deletions
diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c
index f28f41aec284..3d1370f9bc7f 100644
--- a/drivers/regulator/tps65910-regulator.c
+++ b/drivers/regulator/tps65910-regulator.c
@@ -561,10 +561,10 @@ static unsigned int tps65910_get_mode(struct regulator_dev *dev)
return REGULATOR_MODE_NORMAL;
}
-static int tps65910_get_voltage_dcdc(struct regulator_dev *dev)
+static int tps65910_get_voltage_dcdc_sel(struct regulator_dev *dev)
{
struct tps65910_reg *pmic = rdev_get_drvdata(dev);
- int id = rdev_get_id(dev), voltage = 0;
+ int id = rdev_get_id(dev);
int opvsel = 0, srvsel = 0, vselmax = 0, mult = 0, sr = 0;
switch (id) {
@@ -608,9 +608,7 @@ static int tps65910_get_voltage_dcdc(struct regulator_dev *dev)
srvsel = 3;
if (srvsel > vselmax)
srvsel = vselmax;
- srvsel -= 3;
-
- voltage = (srvsel * VDD1_2_OFFSET + VDD1_2_MIN_VOLT) * 100;
+ return srvsel - 3;
} else {
/* normalise to valid range*/
@@ -618,14 +616,9 @@ static int tps65910_get_voltage_dcdc(struct regulator_dev *dev)
opvsel = 3;
if (opvsel > vselmax)
opvsel = vselmax;
- opvsel -= 3;
-
- voltage = (opvsel * VDD1_2_OFFSET + VDD1_2_MIN_VOLT) * 100;
+ return opvsel - 3;
}
-
- voltage *= mult;
-
- return voltage;
+ return -EINVAL;
}
static int tps65910_get_voltage(struct regulator_dev *dev)
@@ -894,6 +887,31 @@ static int tps65911_list_voltage(struct regulator_dev *dev, unsigned selector)
return (LDO_MIN_VOLT + selector * step_mv) * 1000;
}
+static int tps65910_set_voltage_dcdc_time_sel(struct regulator_dev *dev,
+ unsigned int old_selector, unsigned int new_selector)
+{
+ int id = rdev_get_id(dev);
+ int old_volt, new_volt;
+
+ old_volt = tps65910_list_voltage_dcdc(dev, old_selector);
+ if (old_volt < 0)
+ return old_volt;
+
+ new_volt = tps65910_list_voltage_dcdc(dev, new_selector);
+ if (new_volt < 0)
+ return new_volt;
+
+ /* VDD1 and VDD2 are 12.5mV/us, VDDCTRL is 100mV/20us */
+ switch (id) {
+ case TPS65910_REG_VDD1:
+ case TPS65910_REG_VDD2:
+ return DIV_ROUND_UP(abs(old_volt - new_volt), 12500);
+ case TPS65911_REG_VDDCTRL:
+ return DIV_ROUND_UP(abs(old_volt - new_volt), 5000);
+ }
+ return -EINVAL;
+}
+
/* Regulator ops (except VRTC) */
static struct regulator_ops tps65910_ops_dcdc = {
.is_enabled = tps65910_is_enabled,
@@ -902,8 +920,9 @@ static struct regulator_ops tps65910_ops_dcdc = {
.enable_time = tps65910_enable_time,
.set_mode = tps65910_set_mode,
.get_mode = tps65910_get_mode,
- .get_voltage = tps65910_get_voltage_dcdc,
+ .get_voltage_sel = tps65910_get_voltage_dcdc_sel,
.set_voltage_sel = tps65910_set_voltage_dcdc_sel,
+ .set_voltage_time_sel = tps65910_set_voltage_dcdc_time_sel,
.list_voltage = tps65910_list_voltage_dcdc,
};