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authorLee Jones <lee.jones@linaro.org>2013-04-02 13:24:09 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-04-02 23:01:42 +0100
commit8a3b1b8703fed16c6b796e87c34e2bc0311fe305 (patch)
tree9655afd4060f00de32421d783c51e21fd34b7589 /drivers/regulator/ab8500.c
parentf7eae37fcc6e4bdc404692a3e94fc9c51e9c5cb2 (diff)
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regulator: ab8500: Add voltage selection for AUDIO and ANA on AB8505
Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/ab8500.c')
-rw-r--r--drivers/regulator/ab8500.c55
1 files changed, 49 insertions, 6 deletions
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index 65f9365885a8..bf9139784670 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -160,6 +160,28 @@ static const unsigned int fixed_3300000_voltage[] = {
3300000,
};
+static const unsigned int ldo_vana_voltages[] = {
+ 1050000,
+ 1075000,
+ 1100000,
+ 1125000,
+ 1150000,
+ 1175000,
+ 1200000,
+ 1225000,
+};
+
+static const unsigned int ldo_vaudio_voltages[] = {
+ 2000000,
+ 2100000,
+ 2200000,
+ 2300000,
+ 2400000,
+ 2500000,
+ 2600000,
+ 2600000, /* Duplicated in Vaudio and IsoUicc Control register. */
+};
+
static int ab8500_regulator_enable(struct regulator_dev *rdev)
{
int ret;
@@ -416,6 +438,16 @@ static struct regulator_ops ab8500_regulator_volt_mode_ops = {
.list_voltage = regulator_list_voltage_table,
};
+static struct regulator_ops ab8500_regulator_volt_ops = {
+ .enable = ab8500_regulator_enable,
+ .disable = ab8500_regulator_disable,
+ .is_enabled = ab8500_regulator_is_enabled,
+ .get_voltage_sel = ab8500_regulator_get_voltage_sel,
+ .set_voltage_sel = ab8500_regulator_set_voltage_sel,
+ .list_voltage = regulator_list_voltage_table,
+ .set_voltage_time_sel = ab8500_regulator_set_voltage_time_sel,
+};
+
static struct regulator_ops ab8500_regulator_mode_ops = {
.enable = ab8500_regulator_enable,
.disable = ab8500_regulator_disable,
@@ -851,17 +883,23 @@ static struct ab8500_regulator_info
[AB8505_LDO_AUDIO] = {
.desc = {
.name = "LDO-AUDIO",
- .ops = &ab8500_regulator_ops,
+ .ops = &ab8500_regulator_volt_ops,
.type = REGULATOR_VOLTAGE,
.id = AB8505_LDO_AUDIO,
.owner = THIS_MODULE,
- .n_voltages = 1,
- .volt_table = fixed_2000000_voltage,
+ .n_voltages = ARRAY_SIZE(ldo_vaudio_voltages),
+ .volt_table = ldo_vaudio_voltages,
},
.update_bank = 0x03,
.update_reg = 0x83,
.update_mask = 0x02,
.update_val = 0x02,
+ .voltage_bank = 0x01,
+ .voltage_reg = 0x57,
+ .voltage_mask = 0x7,
+ .voltage_shift = 4,
+ .voltages = ldo_vaudio_voltages,
+ .voltages_len = ARRAY_SIZE(ldo_vaudio_voltages),
},
[AB8505_LDO_ANAMIC1] = {
.desc = {
@@ -914,12 +952,12 @@ static struct ab8500_regulator_info
[AB8505_LDO_ANA] = {
.desc = {
.name = "LDO-ANA",
- .ops = &ab8500_regulator_mode_ops,
+ .ops = &ab8500_regulator_volt_mode_ops,
.type = REGULATOR_VOLTAGE,
.id = AB8505_LDO_ANA,
.owner = THIS_MODULE,
- .n_voltages = 1,
- .volt_table = fixed_1200000_voltage,
+ .n_voltages = ARRAY_SIZE(ldo_vana_voltages),
+ .volt_table = ldo_vana_voltages,
},
.load_lp_uA = 1000,
.update_bank = 0x04,
@@ -928,6 +966,11 @@ static struct ab8500_regulator_info
.update_val = 0x04,
.update_val_idle = 0x0c,
.update_val_normal = 0x04,
+ .voltage_bank = 0x04,
+ .voltage_reg = 0x29,
+ .voltage_mask = 0x7,
+ .voltages = ldo_vana_voltages,
+ .voltages_len = ARRAY_SIZE(ldo_vana_voltages),
},
};