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yaml
---
r: 312568
b: refs/heads/master
c: f503071
h: refs/heads/master
v: v3
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Yadwinder Singh Brar authored and Mark Brown committed Jun 20, 2012
1 parent 022ce3d commit 853e7f3
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Showing 2 changed files with 30 additions and 9 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: c59d2a6b20aef4660a9ed89224bd17eec6a54751
refs/heads/master: f503071b03dcac6908fb7e051cfc9c45bea084c0
37 changes: 29 additions & 8 deletions trunk/drivers/regulator/max77686.c
Original file line number Diff line number Diff line change
Expand Up @@ -65,11 +65,34 @@ enum max77686_ramp_rate {
};

struct max77686_data {
struct device *dev;
struct max77686_dev *iodev;
struct regulator_dev **rdev;
};

static int max77686_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
{
unsigned int ramp_value = RAMP_RATE_NO_CTRL;

switch (ramp_delay) {
case 1 ... 13750:
ramp_value = RAMP_RATE_13P75MV;
break;
case 13751 ... 27500:
ramp_value = RAMP_RATE_27P5MV;
break;
case 27501 ... 55000:
ramp_value = RAMP_RATE_55MV;
break;
case 55001 ... 100000:
break;
default:
pr_warn("%s: ramp_delay: %d not supported, setting 100000\n",
rdev->desc->name, ramp_delay);
}

return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
MAX77686_RAMP_RATE_MASK, ramp_value << 6);
}

static struct regulator_ops max77686_ops = {
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
Expand All @@ -90,6 +113,7 @@ static struct regulator_ops max77686_buck_dvs_ops = {
.get_voltage_sel = regulator_get_voltage_sel_regmap,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.set_voltage_time_sel = regulator_set_voltage_time_sel,
.set_ramp_delay = max77686_set_ramp_delay,
};

#define regulator_desc_ldo(num) { \
Expand Down Expand Up @@ -238,20 +262,17 @@ static __devinit int max77686_pmic_probe(struct platform_device *pdev)
return -ENOMEM;

rdev = max77686->rdev;
max77686->dev = &pdev->dev;
max77686->iodev = iodev;
config.dev = &pdev->dev;
config.regmap = iodev->regmap;
platform_set_drvdata(pdev, max77686);

for (i = 0; i < MAX77686_REGULATORS; i++) {
config.dev = max77686->dev;
config.regmap = iodev->regmap;
config.driver_data = max77686;
config.init_data = pdata->regulators[i].initdata;

rdev[i] = regulator_register(&regulators[i], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(max77686->dev,
dev_err(&pdev->dev,
"regulator init failed for %d\n", i);
rdev[i] = NULL;
goto err;
Expand Down

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