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>

diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index 9fe71dc..aa1f8b3 100644 (file)
--- 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)