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path: root/drivers/regulator/wm831x-dcdc.c
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Diffstat (limited to 'drivers/regulator/wm831x-dcdc.c')
-rw-r--r--drivers/regulator/wm831x-dcdc.c31
1 files changed, 19 insertions, 12 deletions
diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c
index dbfaf5945e48..8b0d2c4bde91 100644
--- a/drivers/regulator/wm831x-dcdc.c
+++ b/drivers/regulator/wm831x-dcdc.c
@@ -302,7 +302,7 @@ static int wm831x_buckv_set_dvs(struct regulator_dev *rdev, int state)
}
static int wm831x_buckv_set_voltage(struct regulator_dev *rdev,
- int min_uV, int max_uV)
+ int min_uV, int max_uV, unsigned *selector)
{
struct wm831x_dcdc *dcdc = rdev_get_drvdata(rdev);
struct wm831x *wm831x = dcdc->wm831x;
@@ -314,6 +314,8 @@ static int wm831x_buckv_set_voltage(struct regulator_dev *rdev,
if (vsel < 0)
return vsel;
+ *selector = vsel;
+
/* If this value is already set then do a GPIO update if we can */
if (dcdc->dvs_gpio && dcdc->on_vsel == vsel)
return wm831x_buckv_set_dvs(rdev, 0);
@@ -375,14 +377,14 @@ static int wm831x_buckv_set_suspend_voltage(struct regulator_dev *rdev,
return wm831x_set_bits(wm831x, reg, WM831X_DC1_SLP_VSEL_MASK, vsel);
}
-static int wm831x_buckv_get_voltage(struct regulator_dev *rdev)
+static int wm831x_buckv_get_voltage_sel(struct regulator_dev *rdev)
{
struct wm831x_dcdc *dcdc = rdev_get_drvdata(rdev);
if (dcdc->dvs_gpio && dcdc->dvs_gpio_state)
- return wm831x_buckv_list_voltage(rdev, dcdc->dvs_vsel);
+ return dcdc->dvs_vsel;
else
- return wm831x_buckv_list_voltage(rdev, dcdc->on_vsel);
+ return dcdc->on_vsel;
}
/* Current limit options */
@@ -424,7 +426,7 @@ static int wm831x_buckv_get_current_limit(struct regulator_dev *rdev)
static struct regulator_ops wm831x_buckv_ops = {
.set_voltage = wm831x_buckv_set_voltage,
- .get_voltage = wm831x_buckv_get_voltage,
+ .get_voltage_sel = wm831x_buckv_get_voltage_sel,
.list_voltage = wm831x_buckv_list_voltage,
.set_suspend_voltage = wm831x_buckv_set_suspend_voltage,
.set_current_limit = wm831x_buckv_set_current_limit,
@@ -636,7 +638,7 @@ static int wm831x_buckp_list_voltage(struct regulator_dev *rdev,
}
static int wm831x_buckp_set_voltage_int(struct regulator_dev *rdev, int reg,
- int min_uV, int max_uV)
+ int min_uV, int max_uV, int *selector)
{
struct wm831x_dcdc *dcdc = rdev_get_drvdata(rdev);
struct wm831x *wm831x = dcdc->wm831x;
@@ -650,16 +652,20 @@ static int wm831x_buckp_set_voltage_int(struct regulator_dev *rdev, int reg,
if (wm831x_buckp_list_voltage(rdev, vsel) > max_uV)
return -EINVAL;
+ *selector = vsel;
+
return wm831x_set_bits(wm831x, reg, WM831X_DC3_ON_VSEL_MASK, vsel);
}
static int wm831x_buckp_set_voltage(struct regulator_dev *rdev,
- int min_uV, int max_uV)
+ int min_uV, int max_uV,
+ unsigned *selector)
{
struct wm831x_dcdc *dcdc = rdev_get_drvdata(rdev);
u16 reg = dcdc->base + WM831X_DCDC_ON_CONFIG;
- return wm831x_buckp_set_voltage_int(rdev, reg, min_uV, max_uV);
+ return wm831x_buckp_set_voltage_int(rdev, reg, min_uV, max_uV,
+ selector);
}
static int wm831x_buckp_set_suspend_voltage(struct regulator_dev *rdev,
@@ -667,11 +673,12 @@ static int wm831x_buckp_set_suspend_voltage(struct regulator_dev *rdev,
{
struct wm831x_dcdc *dcdc = rdev_get_drvdata(rdev);
u16 reg = dcdc->base + WM831X_DCDC_SLEEP_CONTROL;
+ unsigned selector;
- return wm831x_buckp_set_voltage_int(rdev, reg, uV, uV);
+ return wm831x_buckp_set_voltage_int(rdev, reg, uV, uV, &selector);
}
-static int wm831x_buckp_get_voltage(struct regulator_dev *rdev)
+static int wm831x_buckp_get_voltage_sel(struct regulator_dev *rdev)
{
struct wm831x_dcdc *dcdc = rdev_get_drvdata(rdev);
struct wm831x *wm831x = dcdc->wm831x;
@@ -682,12 +689,12 @@ static int wm831x_buckp_get_voltage(struct regulator_dev *rdev)
if (val < 0)
return val;
- return wm831x_buckp_list_voltage(rdev, val & WM831X_DC3_ON_VSEL_MASK);
+ return val & WM831X_DC3_ON_VSEL_MASK;
}
static struct regulator_ops wm831x_buckp_ops = {
.set_voltage = wm831x_buckp_set_voltage,
- .get_voltage = wm831x_buckp_get_voltage,
+ .get_voltage_sel = wm831x_buckp_get_voltage_sel,
.list_voltage = wm831x_buckp_list_voltage,
.set_suspend_voltage = wm831x_buckp_set_suspend_voltage,