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yaml
---
r: 323328
b: refs/heads/master
c: 8db9844
h: refs/heads/master
v: v3
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Axel Lin authored and Mark Brown committed Aug 28, 2012
1 parent cf682e1 commit a3a439d
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Showing 2 changed files with 16 additions and 28 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 825d105910d549e69748b19f83031b231152ac9d
refs/heads/master: 8db98440facad7e3a194f21ce6069e04bff336c6
42 changes: 15 additions & 27 deletions trunk/drivers/regulator/mc13892-regulator.c
Original file line number Diff line number Diff line change
Expand Up @@ -426,37 +426,25 @@ static int mc13892_sw_regulator_set_voltage_sel(struct regulator_dev *rdev,
unsigned selector)
{
struct mc13xxx_regulator_priv *priv = rdev_get_drvdata(rdev);
int hi, value, mask, id = rdev_get_id(rdev);
u32 valread;
int volt, mask, id = rdev_get_id(rdev);
u32 reg_value;
int ret;

value = rdev->desc->volt_table[selector];
volt = rdev->desc->volt_table[selector];
mask = mc13892_regulators[id].vsel_mask;
reg_value = selector << mc13892_regulators[id].vsel_shift;

mc13xxx_lock(priv->mc13xxx);
ret = mc13xxx_reg_read(priv->mc13xxx,
mc13892_regulators[id].vsel_reg, &valread);
if (ret)
goto err;
if (volt > 1375000) {
mask |= MC13892_SWITCHERS0_SWxHI;
reg_value |= MC13892_SWITCHERS0_SWxHI;
} else if (volt < 1100000) {
mask |= MC13892_SWITCHERS0_SWxHI;
reg_value &= ~MC13892_SWITCHERS0_SWxHI;
}

if (value > 1375000)
hi = 1;
else if (value < 1100000)
hi = 0;
else
hi = valread & MC13892_SWITCHERS0_SWxHI;

if (hi) {
value = (value - 1100000) / 25000;
value |= MC13892_SWITCHERS0_SWxHI;
} else
value = (value - 600000) / 25000;

mask = mc13892_regulators[id].vsel_mask | MC13892_SWITCHERS0_SWxHI;
valread = (valread & ~mask) |
(value << mc13892_regulators[id].vsel_shift);
ret = mc13xxx_reg_write(priv->mc13xxx, mc13892_regulators[id].vsel_reg,
valread);
err:
mc13xxx_lock(priv->mc13xxx);
ret = mc13xxx_reg_rmw(priv->mc13xxx, mc13892_regulators[id].reg, mask,
reg_value);
mc13xxx_unlock(priv->mc13xxx);

return ret;
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