regulator: wm831x: Convert to regulator_list_voltage_linear()

Only the alive LDOs can actually use this as all the other regulators have
two linear ranges.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 4 insertions, 11 deletions

diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 9fe71dc20c3f..aa1f8b3fbe16 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -626,15 +626,6 @@ static struct platform_driver wm831x_aldo_driver = {
 
 #define WM831X_ALIVE_LDO_MAX_SELECTOR 0xf
 
-static int wm831x_alive_ldo_list_voltage(struct regulator_dev *rdev,
-                                      unsigned int selector)
-{
-        /* 0.8-1.55V in 50mV steps */
-        if (selector <= WM831X_ALIVE_LDO_MAX_SELECTOR)
-                return 800000 + (selector * 50000);
-        return -EINVAL;
-}
-
 static int wm831x_alive_ldo_set_voltage_int(struct regulator_dev *rdev,
                                             int reg,
                                             int min_uV, int max_uV,
@@ -646,7 +637,7 @@ static int wm831x_alive_ldo_set_voltage_int(struct regulator_dev *rdev,
 
         vsel = (min_uV - 800000) / 50000;
 
-        ret = wm831x_alive_ldo_list_voltage(rdev, vsel);
+        ret = regulator_list_voltage_linear(rdev, vsel);
         if (ret < 0)
                 return ret;
         if (ret < min_uV || ret > max_uV)
@@ -696,7 +687,7 @@ static int wm831x_alive_ldo_get_status(struct regulator_dev *rdev)
 }
 
 static struct regulator_ops wm831x_alive_ldo_ops = {
-        .list_voltage = wm831x_alive_ldo_list_voltage,
+        .list_voltage = regulator_list_voltage_linear,
         .get_voltage_sel = regulator_get_voltage_sel_regmap,
         .set_voltage = wm831x_alive_ldo_set_voltage,
         .set_suspend_voltage = wm831x_alive_ldo_set_suspend_voltage,
@@ -758,6 +749,8 @@ static __devinit int wm831x_alive_ldo_probe(struct platform_device *pdev)
         ldo->desc.vsel_mask = WM831X_LDO11_ON_VSEL_MASK;
         ldo->desc.enable_reg = WM831X_LDO_ENABLE;
         ldo->desc.enable_mask = 1 << id;
+        ldo->desc.min_uV = 800000;
+        ldo->desc.uV_step = 50000;
 
         config.dev = pdev->dev.parent;
         if (pdata)