regulator: regulator driver for Palmas series chips
[linux-2.6.git] / drivers / regulator / tps6507x-regulator.c
index e140a15..832833f 100644 (file)
@@ -328,12 +328,11 @@ static int tps6507x_pmic_get_voltage(struct regulator_dev *dev)
        return tps->info[rid]->table[data] * 1000;
 }
 
-static int tps6507x_pmic_set_voltage(struct regulator_dev *dev,
-                                         int min_uV, int max_uV,
-                                         unsigned *selector)
+static int tps6507x_pmic_set_voltage_sel(struct regulator_dev *dev,
+                                         unsigned selector)
 {
        struct tps6507x_pmic *tps = rdev_get_drvdata(dev);
-       int data, vsel, rid = rdev_get_id(dev);
+       int data, rid = rdev_get_id(dev);
        u8 reg, mask;
 
        switch (rid) {
@@ -367,32 +366,12 @@ static int tps6507x_pmic_set_voltage(struct regulator_dev *dev,
                return -EINVAL;
        }
 
-       if (min_uV < tps->info[rid]->min_uV || min_uV > tps->info[rid]->max_uV)
-               return -EINVAL;
-       if (max_uV < tps->info[rid]->min_uV || max_uV > tps->info[rid]->max_uV)
-               return -EINVAL;
-
-       for (vsel = 0; vsel < tps->info[rid]->table_len; vsel++) {
-               int mV = tps->info[rid]->table[vsel];
-               int uV = mV * 1000;
-
-               /* Break at the first in-range value */
-               if (min_uV <= uV && uV <= max_uV)
-                       break;
-       }
-
-       /* write to the register in case we found a match */
-       if (vsel == tps->info[rid]->table_len)
-               return -EINVAL;
-
-       *selector = vsel;
-
        data = tps6507x_pmic_reg_read(tps, reg);
        if (data < 0)
                return data;
 
        data &= ~mask;
-       data |= vsel;
+       data |= selector;
 
        return tps6507x_pmic_reg_write(tps, reg, data);
 }
@@ -417,7 +396,7 @@ static struct regulator_ops tps6507x_pmic_ops = {
        .enable = tps6507x_pmic_enable,
        .disable = tps6507x_pmic_disable,
        .get_voltage = tps6507x_pmic_get_voltage,
-       .set_voltage = tps6507x_pmic_set_voltage,
+       .set_voltage_sel = tps6507x_pmic_set_voltage_sel,
        .list_voltage = tps6507x_pmic_list_voltage,
 };