regulator: anatop: Convert to set_voltage_sel and regulator_map_voltage_linear
authorAxel Lin <axel.lin@gmail.com>
Sun, 3 Jun 2012 15:02:34 +0000 (23:02 +0800)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Mon, 11 Jun 2012 04:01:41 +0000 (12:01 +0800)
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
drivers/regulator/anatop-regulator.c

index d04cf21132459ca1e8e891342a04c10f08d84aaf..4324cea0114105bdc2078eda03695b646741b8fe 100644 (file)
@@ -43,33 +43,15 @@ struct anatop_regulator {
        struct regulator_init_data *initdata;
 };
 
-static int anatop_set_voltage(struct regulator_dev *reg, int min_uV,
-                                 int max_uV, unsigned *selector)
+static int anatop_set_voltage_sel(struct regulator_dev *reg, unsigned selector)
 {
        struct anatop_regulator *anatop_reg = rdev_get_drvdata(reg);
-       u32 val, sel, mask;
-       int uv;
-
-       uv = min_uV;
-       dev_dbg(&reg->dev, "%s: uv %d, min %d, max %d\n", __func__,
-               uv, anatop_reg->min_voltage,
-               anatop_reg->max_voltage);
-
-       if (uv < anatop_reg->min_voltage) {
-               if (max_uV > anatop_reg->min_voltage)
-                       uv = anatop_reg->min_voltage;
-               else
-                       return -EINVAL;
-       }
+       u32 val, mask;
 
        if (!anatop_reg->control_reg)
                return -ENOTSUPP;
 
-       sel = DIV_ROUND_UP(uv - anatop_reg->min_voltage, 25000);
-       if (sel * 25000 + anatop_reg->min_voltage > anatop_reg->max_voltage)
-               return -EINVAL;
-       val = anatop_reg->min_bit_val + sel;
-       *selector = sel;
+       val = anatop_reg->min_bit_val + selector;
        dev_dbg(&reg->dev, "%s: calculated val %d\n", __func__, val);
        mask = ((1 << anatop_reg->vol_bit_width) - 1) <<
                anatop_reg->vol_bit_shift;
@@ -95,9 +77,10 @@ static int anatop_get_voltage_sel(struct regulator_dev *reg)
 }
 
 static struct regulator_ops anatop_rops = {
-       .set_voltage     = anatop_set_voltage,
+       .set_voltage_sel = anatop_set_voltage_sel,
        .get_voltage_sel = anatop_get_voltage_sel,
-       .list_voltage    = regulator_list_voltage_linear,
+       .list_voltage = regulator_list_voltage_linear,
+       .map_voltage = regulator_map_voltage_linear,
 };
 
 static int __devinit anatop_regulator_probe(struct platform_device *pdev)