From: Axel Lin Date: Thu, 15 Mar 2012 07:53:05 +0000 (+0800) Subject: regulator: Fix set and get current limit for wm831x_buckv X-Git-Tag: next-20120402~23^2^2~15 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=09bf14b901f2c1908b6a72fe934457acdd1fa430;p=karo-tx-linux.git regulator: Fix set and get current limit for wm831x_buckv WM831X_DC1_HC_THR_MASK is 0x0070. We need to do proper shift for setting and getting current limit. Signed-off-by: Axel Lin Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/wm831x-dcdc.c b/drivers/regulator/wm831x-dcdc.c index 4904a40b0d46..3044001f3cf6 100644 --- a/drivers/regulator/wm831x-dcdc.c +++ b/drivers/regulator/wm831x-dcdc.c @@ -386,7 +386,8 @@ static int wm831x_buckv_set_current_limit(struct regulator_dev *rdev, if (i == ARRAY_SIZE(wm831x_dcdc_ilim)) return -EINVAL; - return wm831x_set_bits(wm831x, reg, WM831X_DC1_HC_THR_MASK, i); + return wm831x_set_bits(wm831x, reg, WM831X_DC1_HC_THR_MASK, + i << WM831X_DC1_HC_THR_SHIFT); } static int wm831x_buckv_get_current_limit(struct regulator_dev *rdev) @@ -400,7 +401,8 @@ static int wm831x_buckv_get_current_limit(struct regulator_dev *rdev) if (val < 0) return val; - return wm831x_dcdc_ilim[val & WM831X_DC1_HC_THR_MASK]; + val = (val & WM831X_DC1_HC_THR_MASK) >> WM831X_DC1_HC_THR_SHIFT; + return wm831x_dcdc_ilim[val]; } static struct regulator_ops wm831x_buckv_ops = {