summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorAxel Lin <axel.lin@gmail.com>2012-08-08 14:20:29 +0200
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-08-28 20:00:26 +0200
commit422294deee5fd818527d68951a370a2119876e06 (patch)
treebd28a61e12146d8fc751ce53e788775df141c83c /drivers
parentregulator: max77686: Use array to save pointer to rdev (diff)
downloadlinux-422294deee5fd818527d68951a370a2119876e06.tar.xz
linux-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.c11
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)