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yaml
---
r: 312498
b: refs/heads/master
c: 107a396
h: refs/heads/master
v: v3
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Mark Brown committed Jun 3, 2012
1 parent f77d1f1 commit 27a2a8c
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Showing 2 changed files with 9 additions and 57 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: a540f682860b3ce11fbfd36118bf64d5d4152bc1
refs/heads/master: 107a3967a814d99e700ff3788f6c66568ab914db
64 changes: 8 additions & 56 deletions trunk/drivers/regulator/wm8350-regulator.c
Original file line number Diff line number Diff line change
Expand Up @@ -359,60 +359,6 @@ int wm8350_isink_set_flash(struct wm8350 *wm8350, int isink, u16 mode,
}
EXPORT_SYMBOL_GPL(wm8350_isink_set_flash);

static int wm8350_dcdc_set_voltage(struct regulator_dev *rdev, int min_uV,
int max_uV, unsigned *selector)
{
struct wm8350 *wm8350 = rdev_get_drvdata(rdev);
int volt_reg, dcdc = rdev_get_id(rdev), mV,
min_mV = min_uV / 1000, max_mV = max_uV / 1000;
u16 val;

if (min_mV < 850 || min_mV > 4025)
return -EINVAL;
if (max_mV < 850 || max_mV > 4025)
return -EINVAL;

/* step size is 25mV */
mV = (min_mV - 826) / 25;
if (wm8350_dcdc_val_to_mvolts(mV) > max_mV)
return -EINVAL;
BUG_ON(wm8350_dcdc_val_to_mvolts(mV) < min_mV);

switch (dcdc) {
case WM8350_DCDC_1:
volt_reg = WM8350_DCDC1_CONTROL;
break;
case WM8350_DCDC_3:
volt_reg = WM8350_DCDC3_CONTROL;
break;
case WM8350_DCDC_4:
volt_reg = WM8350_DCDC4_CONTROL;
break;
case WM8350_DCDC_6:
volt_reg = WM8350_DCDC6_CONTROL;
break;
case WM8350_DCDC_2:
case WM8350_DCDC_5:
default:
return -EINVAL;
}

*selector = mV;

/* all DCDCs have same mV bits */
val = wm8350_reg_read(wm8350, volt_reg) & ~WM8350_DC1_VSEL_MASK;
wm8350_reg_write(wm8350, volt_reg, val | mV);
return 0;
}

static int wm8350_dcdc_list_voltage(struct regulator_dev *rdev,
unsigned selector)
{
if (selector > WM8350_DCDC_MAX_VSEL)
return -EINVAL;
return wm8350_dcdc_val_to_mvolts(selector) * 1000;
}

static int wm8350_dcdc_set_suspend_voltage(struct regulator_dev *rdev, int uV)
{
struct wm8350 *wm8350 = rdev_get_drvdata(rdev);
Expand Down Expand Up @@ -1087,9 +1033,9 @@ static unsigned int wm8350_dcdc_get_optimum_mode(struct regulator_dev *rdev,
}

static struct regulator_ops wm8350_dcdc_ops = {
.set_voltage = wm8350_dcdc_set_voltage,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.list_voltage = wm8350_dcdc_list_voltage,
.list_voltage = regulator_list_voltage_linear,
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
.is_enabled = regulator_is_enabled_regmap,
Expand Down Expand Up @@ -1140,6 +1086,8 @@ static const struct regulator_desc wm8350_reg[NUM_WM8350_REGULATORS] = {
.irq = WM8350_IRQ_UV_DC1,
.type = REGULATOR_VOLTAGE,
.n_voltages = WM8350_DCDC_MAX_VSEL + 1,
.min_uV = 850000,
.uV_step = 25000,
.vsel_reg = WM8350_DCDC1_CONTROL,
.vsel_mask = WM8350_DC1_VSEL_MASK,
.enable_reg = WM8350_DCDC_LDO_REQUESTED,
Expand All @@ -1163,6 +1111,8 @@ static const struct regulator_desc wm8350_reg[NUM_WM8350_REGULATORS] = {
.irq = WM8350_IRQ_UV_DC3,
.type = REGULATOR_VOLTAGE,
.n_voltages = WM8350_DCDC_MAX_VSEL + 1,
.min_uV = 850000,
.uV_step = 25000,
.vsel_reg = WM8350_DCDC3_CONTROL,
.vsel_mask = WM8350_DC3_VSEL_MASK,
.enable_reg = WM8350_DCDC_LDO_REQUESTED,
Expand Down Expand Up @@ -1199,6 +1149,8 @@ static const struct regulator_desc wm8350_reg[NUM_WM8350_REGULATORS] = {
.irq = WM8350_IRQ_UV_DC6,
.type = REGULATOR_VOLTAGE,
.n_voltages = WM8350_DCDC_MAX_VSEL + 1,
.min_uV = 850000,
.uV_step = 25000,
.vsel_reg = WM8350_DCDC6_CONTROL,
.vsel_mask = WM8350_DC6_VSEL_MASK,
.enable_reg = WM8350_DCDC_LDO_REQUESTED,
Expand Down

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