-static int wm8350_ldo_list_voltage(struct regulator_dev *rdev,
- unsigned selector)
-{
- if (selector > WM8350_LDO1_VSEL_MASK)
- return -EINVAL;
-
- if (selector < 16)
- return (selector * 50000) + 900000;
- else
- return ((selector - 16) * 100000) + 1800000;
-}
-
-static int wm8350_ldo_map_voltage(struct regulator_dev *rdev, int min_uV,
- int max_uV)
-{
- int volt, sel;
- int min_mV = min_uV / 1000;
- int max_mV = max_uV / 1000;
-
- if (min_mV < 900 || min_mV > 3300)
- return -EINVAL;
- if (max_mV < 900 || max_mV > 3300)
- return -EINVAL;
-
- if (min_mV < 1800) /* step size is 50mV < 1800mV */
- sel = DIV_ROUND_UP(min_uV - 900, 50);
- else /* step size is 100mV > 1800mV */
- sel = DIV_ROUND_UP(min_uV - 1800, 100) + 16;
-
- volt = wm8350_ldo_list_voltage(rdev, sel);
- if (volt < min_uV || volt > max_uV)
- return -EINVAL;
-
- return sel;
-}
+static const struct regulator_linear_range wm8350_ldo_ranges[] = {
+ { .min_uV = 900000, .max_uV = 1750000, .min_sel = 0, .max_sel = 15,
+ .uV_step = 50000 },
+ { .min_uV = 1800000, .max_uV = 3300000, .min_sel = 16, .max_sel = 31,
+ .uV_step = 100000 },
+};