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| author | Axel Lin <axel.lin@gmail.com> | 2012-08-08 20:20:29 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-08-28 11:00:26 -0700 |
| commit | 422294deee5fd818527d68951a370a2119876e06 (patch) | |
| tree | bd28a61e12146d8fc751ce53e788775df141c83c /drivers | |
| parent | cb44cdeacd693ca964deab9d9f698920bb73529d (diff) | |
| download | linux-stable-422294deee5fd818527d68951a370a2119876e06.tar.gz linux-stable-422294deee5fd818527d68951a370a2119876e06.tar.bz2 linux-stable-422294deee5fd818527d68951a370a2119876e06.zip | |
regulator: wm831x-dcdc: set_current_limit should select the maximum current in specific range
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/wm831x-dcdc.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c index 7413885be01b..90cbcc683704 100644 --- a/drivers/regulator/wm831x-dcdc.c +++ b/drivers/regulator/wm831x-dcdc.c @@ -339,16 +339,15 @@ static int wm831x_buckv_set_current_limit(struct regulator_dev *rdev, u16 reg = dcdc->base + WM831X_DCDC_CONTROL_2; int i; - for (i = 0; i < ARRAY_SIZE(wm831x_dcdc_ilim); i++) { + for (i = ARRAY_SIZE(wm831x_dcdc_ilim) - 1; i >= 0; i--) { if ((min_uA <= wm831x_dcdc_ilim[i]) && (wm831x_dcdc_ilim[i] <= max_uA)) - break; + return wm831x_set_bits(wm831x, reg, + WM831X_DC1_HC_THR_MASK, + i << WM831X_DC1_HC_THR_SHIFT); } - if (i == ARRAY_SIZE(wm831x_dcdc_ilim)) - return -EINVAL; - return wm831x_set_bits(wm831x, reg, WM831X_DC1_HC_THR_MASK, - i << WM831X_DC1_HC_THR_SHIFT); + return -EINVAL; } static int wm831x_buckv_get_current_limit(struct regulator_dev *rdev) |