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[s3c24xx] Implement voltage listing for pc50633.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16858 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -355,3 +355,109 @@
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/* LED registers */
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#define PCF50633_REG_LEDOUT 0x28
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diff --git a/drivers/regulator/pcf50633-regulator.c b/drivers/regulator/pcf50633-regulator.c
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index 8e14900..4809789 100644
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--- a/drivers/regulator/pcf50633-regulator.c
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+++ b/drivers/regulator/pcf50633-regulator.c
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@@ -24,11 +24,12 @@
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#include <linux/mfd/pcf50633/core.h>
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#include <linux/mfd/pcf50633/pmic.h>
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-#define PCF50633_REGULATOR(_name, _id) \
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+#define PCF50633_REGULATOR(_name, _id, _n) \
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{ \
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.name = _name, \
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.id = _id, \
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.ops = &pcf50633_regulator_ops, \
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+ .n_voltages = _n, \
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.type = REGULATOR_VOLTAGE, \
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.owner = THIS_MODULE, \
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}
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@@ -193,6 +194,40 @@ static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
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return millivolts * 1000;
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}
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+static int pcf50633_regulator_list_voltage(struct regulator_dev *rdev,
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+ unsigned int index)
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+{
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+ struct pcf50633 *pcf;
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+ int regulator_id, millivolts;
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+
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+ pcf = rdev_get_drvdata(rdev);;
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+
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+ regulator_id = rdev_get_id(rdev);
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+
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+ switch (regulator_id) {
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+ case PCF50633_REGULATOR_AUTO:
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+ millivolts = auto_voltage_value(index + 0x2f);
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+ break;
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+ case PCF50633_REGULATOR_DOWN1:
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+ case PCF50633_REGULATOR_DOWN2:
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+ millivolts = down_voltage_value(index);
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+ break;
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+ case PCF50633_REGULATOR_LDO1:
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+ case PCF50633_REGULATOR_LDO2:
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+ case PCF50633_REGULATOR_LDO3:
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+ case PCF50633_REGULATOR_LDO4:
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+ case PCF50633_REGULATOR_LDO5:
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+ case PCF50633_REGULATOR_LDO6:
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+ case PCF50633_REGULATOR_HCLDO:
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+ millivolts = ldo_voltage_value(index);
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+ break;
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+ default:
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+ return -EINVAL;
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+ }
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+
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+ return millivolts * 1000;
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+}
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+
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static int pcf50633_regulator_enable(struct regulator_dev *rdev)
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{
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struct pcf50633 *pcf = rdev_get_drvdata(rdev);
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@@ -246,6 +281,7 @@ static int pcf50633_regulator_is_enabled(struct regulator_dev *rdev)
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static struct regulator_ops pcf50633_regulator_ops = {
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.set_voltage = pcf50633_regulator_set_voltage,
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.get_voltage = pcf50633_regulator_get_voltage,
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+ .list_voltage = pcf50633_regulator_list_voltage,
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.enable = pcf50633_regulator_enable,
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.disable = pcf50633_regulator_disable,
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.is_enabled = pcf50633_regulator_is_enabled,
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@@ -253,27 +289,27 @@ static struct regulator_ops pcf50633_regulator_ops = {
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static struct regulator_desc regulators[] = {
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[PCF50633_REGULATOR_AUTO] =
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- PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO),
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+ PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO, 80),
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[PCF50633_REGULATOR_DOWN1] =
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- PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1),
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+ PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1, 95),
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[PCF50633_REGULATOR_DOWN2] =
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- PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2),
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+ PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2, 95),
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[PCF50633_REGULATOR_LDO1] =
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- PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1),
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+ PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1, 27),
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[PCF50633_REGULATOR_LDO2] =
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- PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2),
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+ PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2, 27),
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[PCF50633_REGULATOR_LDO3] =
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- PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3),
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+ PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3, 27),
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[PCF50633_REGULATOR_LDO4] =
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- PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4),
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+ PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4, 27),
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[PCF50633_REGULATOR_LDO5] =
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- PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5),
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+ PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5, 27),
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[PCF50633_REGULATOR_LDO6] =
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- PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6),
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+ PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6, 27),
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[PCF50633_REGULATOR_HCLDO] =
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- PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO),
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+ PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO, 26),
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[PCF50633_REGULATOR_MEMLDO] =
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- PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO),
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+ PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO, 27),
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};
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static int __devinit pcf50633_regulator_probe(struct platform_device *pdev)
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