diff options
author | Axel Lin <axel.lin@gmail.com> | 2012-05-15 22:10:22 -0400 |
---|---|---|
committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-05-16 04:46:57 -0400 |
commit | a9b2899b9deeae0f83a1a1f5761ee8d2fd7824cd (patch) | |
tree | 2c61dbaba49a724bb994f9452b43da94f1d60bca /drivers/regulator | |
parent | 2b7a7a4e837269a8a157a19ac93ddb207f2bd0b6 (diff) |
regulator: isl6271a: Convert to get_voltage_sel
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator')
-rw-r--r-- | drivers/regulator/isl6271a-regulator.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/regulator/isl6271a-regulator.c b/drivers/regulator/isl6271a-regulator.c index 78cdc90e0a7e..00cb28816725 100644 --- a/drivers/regulator/isl6271a-regulator.c +++ b/drivers/regulator/isl6271a-regulator.c | |||
@@ -35,26 +35,19 @@ struct isl_pmic { | |||
35 | struct mutex mtx; | 35 | struct mutex mtx; |
36 | }; | 36 | }; |
37 | 37 | ||
38 | static int isl6271a_get_voltage(struct regulator_dev *dev) | 38 | static int isl6271a_get_voltage_sel(struct regulator_dev *dev) |
39 | { | 39 | { |
40 | struct isl_pmic *pmic = rdev_get_drvdata(dev); | 40 | struct isl_pmic *pmic = rdev_get_drvdata(dev); |
41 | int idx, data; | 41 | int idx; |
42 | 42 | ||
43 | mutex_lock(&pmic->mtx); | 43 | mutex_lock(&pmic->mtx); |
44 | 44 | ||
45 | idx = i2c_smbus_read_byte(pmic->client); | 45 | idx = i2c_smbus_read_byte(pmic->client); |
46 | if (idx < 0) { | 46 | if (idx < 0) |
47 | dev_err(&pmic->client->dev, "Error getting voltage\n"); | 47 | dev_err(&pmic->client->dev, "Error getting voltage\n"); |
48 | data = idx; | ||
49 | goto out; | ||
50 | } | ||
51 | |||
52 | /* Convert the data from chip to microvolts */ | ||
53 | data = ISL6271A_VOLTAGE_MIN + (ISL6271A_VOLTAGE_STEP * (idx & 0xf)); | ||
54 | 48 | ||
55 | out: | ||
56 | mutex_unlock(&pmic->mtx); | 49 | mutex_unlock(&pmic->mtx); |
57 | return data; | 50 | return idx; |
58 | } | 51 | } |
59 | 52 | ||
60 | static int isl6271a_set_voltage(struct regulator_dev *dev, | 53 | static int isl6271a_set_voltage(struct regulator_dev *dev, |
@@ -84,7 +77,7 @@ static int isl6271a_set_voltage(struct regulator_dev *dev, | |||
84 | } | 77 | } |
85 | 78 | ||
86 | static struct regulator_ops isl_core_ops = { | 79 | static struct regulator_ops isl_core_ops = { |
87 | .get_voltage = isl6271a_get_voltage, | 80 | .get_voltage_sel = isl6271a_get_voltage_sel, |
88 | .set_voltage = isl6271a_set_voltage, | 81 | .set_voltage = isl6271a_set_voltage, |
89 | .list_voltage = regulator_list_voltage_linear, | 82 | .list_voltage = regulator_list_voltage_linear, |
90 | }; | 83 | }; |