diff options
| author | Axel Lin <axel.lin@gmail.com> | 2012-03-24 09:37:30 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-26 11:55:29 +0100 |
| commit | 51579137c500362018b5341f5dca47807ed558aa (patch) | |
| tree | f3e87e4d953f884428df41757b92963e48f59ab5 /drivers | |
| parent | 4992fa1fd425f1934f503ffa96b68e235b89db9a (diff) | |
regulator: tps6586x: Fix list minimal voltage setting for LDO0
According to the datasheet, LDO0 has minimal voltage 1.2V rather than 1.25V.
Table 3-39. VLDO0[2:0] Settings
VLDOx[2:0] VOUT (V) VLDOx[2:0] VOUT (V)
000 1.20 100 2.70
001 1.50 101 2.85
010 1.80 110 3.10
011 2.50 111 3.30
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/regulator/tps6586x-regulator.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c index 29b615ce3af..cfc1f16f777 100644 --- a/drivers/regulator/tps6586x-regulator.c +++ b/drivers/regulator/tps6586x-regulator.c @@ -79,6 +79,11 @@ static int tps6586x_ldo_list_voltage(struct regulator_dev *rdev, unsigned selector) { struct tps6586x_regulator *info = rdev_get_drvdata(rdev); + int rid = rdev_get_id(rdev); + + /* LDO0 has minimal voltage 1.2V rather than 1.25V */ + if ((rid == TPS6586X_ID_LDO_0) && (selector == 0)) + return (info->voltages[0] - 50) * 1000; return info->voltages[selector] * 1000; } |