#include <linux/mfd/pcf50633/core.h>
#include <linux/mfd/pcf50633/pmic.h>
-#define PCF50633_REGULATOR(_name, _id) \
+#define PCF50633_REGULATOR(_name, _id, _n) \
{ \
.name = _name, \
.id = _id, \
.ops = &pcf50633_regulator_ops, \
+ .n_voltages = _n, \
.type = REGULATOR_VOLTAGE, \
.owner = THIS_MODULE, \
}
return pcf50633_reg_write(pcf, regnr, volt_bits);
}
-static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
+static int pcf50633_regulator_voltage_value(enum pcf50633_regulator_id id,
+ u8 bits)
{
- struct pcf50633 *pcf;
- int regulator_id, millivolts, volt_bits;
- u8 regnr;
-
- pcf = rdev_get_drvdata(rdev);;
+ int millivolts;
- regulator_id = rdev_get_id(rdev);
- if (regulator_id >= PCF50633_NUM_REGULATORS)
- return -EINVAL;
-
- regnr = pcf50633_regulator_registers[regulator_id];
-
- volt_bits = pcf50633_reg_read(pcf, regnr);
- if (volt_bits < 0)
- return -1;
-
- switch (regulator_id) {
+ switch (id) {
case PCF50633_REGULATOR_AUTO:
- millivolts = auto_voltage_value(volt_bits);
+ millivolts = auto_voltage_value(bits);
break;
case PCF50633_REGULATOR_DOWN1:
- millivolts = down_voltage_value(volt_bits);
+ millivolts = down_voltage_value(bits);
break;
case PCF50633_REGULATOR_DOWN2:
- millivolts = down_voltage_value(volt_bits);
+ millivolts = down_voltage_value(bits);
break;
case PCF50633_REGULATOR_LDO1:
case PCF50633_REGULATOR_LDO2:
case PCF50633_REGULATOR_LDO5:
case PCF50633_REGULATOR_LDO6:
case PCF50633_REGULATOR_HCLDO:
- millivolts = ldo_voltage_value(volt_bits);
+ millivolts = ldo_voltage_value(bits);
break;
default:
return -EINVAL;
return millivolts * 1000;
}
+static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
+{
+ struct pcf50633 *pcf;
+ int regulator_id;
+ u8 volt_bits, regnr;
+
+ pcf = rdev_get_drvdata(rdev);
+
+ regulator_id = rdev_get_id(rdev);
+ if (regulator_id >= PCF50633_NUM_REGULATORS)
+ return -EINVAL;
+
+ regnr = pcf50633_regulator_registers[regulator_id];
+
+ volt_bits = pcf50633_reg_read(pcf, regnr);
+
+ return pcf50633_regulator_voltage_value(regulator_id, volt_bits);
+}
+
+static int pcf50633_regulator_list_voltage(struct regulator_dev *rdev,
+ unsigned int index)
+{
+ struct pcf50633 *pcf;
+ int regulator_id;
+
+ pcf = rdev_get_drvdata(rdev);
+
+ regulator_id = rdev_get_id(rdev);
+
+ switch (regulator_id) {
+ case PCF50633_REGULATOR_AUTO:
+ index += 0x2f;
+ break;
+ case PCF50633_REGULATOR_HCLDO:
+ index += 0x01;
+ break;
+ default:
+ break;
+ }
+
+ return pcf50633_regulator_voltage_value(regulator_id, index);
+}
+
static int pcf50633_regulator_enable(struct regulator_dev *rdev)
{
struct pcf50633 *pcf = rdev_get_drvdata(rdev);
static struct regulator_ops pcf50633_regulator_ops = {
.set_voltage = pcf50633_regulator_set_voltage,
.get_voltage = pcf50633_regulator_get_voltage,
+ .list_voltage = pcf50633_regulator_list_voltage,
.enable = pcf50633_regulator_enable,
.disable = pcf50633_regulator_disable,
.is_enabled = pcf50633_regulator_is_enabled,
static struct regulator_desc regulators[] = {
[PCF50633_REGULATOR_AUTO] =
- PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO),
+ PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO, 80),
[PCF50633_REGULATOR_DOWN1] =
- PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1),
+ PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1, 95),
[PCF50633_REGULATOR_DOWN2] =
- PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2),
+ PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2, 95),
[PCF50633_REGULATOR_LDO1] =
- PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1),
+ PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1, 27),
[PCF50633_REGULATOR_LDO2] =
- PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2),
+ PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2, 27),
[PCF50633_REGULATOR_LDO3] =
- PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3),
+ PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3, 27),
[PCF50633_REGULATOR_LDO4] =
- PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4),
+ PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4, 27),
[PCF50633_REGULATOR_LDO5] =
- PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5),
+ PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5, 27),
[PCF50633_REGULATOR_LDO6] =
- PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6),
+ PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6, 27),
[PCF50633_REGULATOR_HCLDO] =
- PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO),
+ PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO, 26),
[PCF50633_REGULATOR_MEMLDO] =
- PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO),
+ PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO, 0),
};
static int __devinit pcf50633_regulator_probe(struct platform_device *pdev)
struct pcf50633 *pcf;
/* Already set by core driver */
- pcf = platform_get_drvdata(pdev);
+ pcf = dev_to_pcf50633(pdev->dev.parent);
rdev = regulator_register(®ulators[pdev->id], &pdev->dev,
pdev->dev.platform_data, pcf);
if (IS_ERR(rdev))
return PTR_ERR(rdev);
+ platform_set_drvdata(pdev, rdev);
+
if (pcf->pdata->regulator_registered)
pcf->pdata->regulator_registered(pcf, pdev->id);
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
+ platform_set_drvdata(pdev, NULL);
regulator_unregister(rdev);
return 0;
{
return platform_driver_register(&pcf50633_regulator_driver);
}
-module_init(pcf50633_regulator_init);
+subsys_initcall(pcf50633_regulator_init);
static void __exit pcf50633_regulator_exit(void)
{