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regulator: act8865: Add act8600 support
This patch adds act8600 support to the act8865 driver. VBUS and USB charger supported by this chip can be added later Tested on MIPS Creator CI20 Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Zubair Lutfullah Kakakhel
Mark Brown
parent
c517d838eb
commit
df3a950e4e
@ -2,7 +2,7 @@ ACT88xx regulators
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-------------------
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Required properties:
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- compatible: "active-semi,act8846" or "active-semi,act8865"
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- compatible: "active-semi,act8846" or "active-semi,act8865" or "active-semi,act8600"
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- reg: I2C slave address
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Optional properties:
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@ -16,6 +16,9 @@ The valid names for regulators are:
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REG1, REG2, REG3, REG4, REG5, REG6, REG7, REG8, REG9, REG10, REG11, REG12
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- for act8865:
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DCDC_REG1, DCDC_REG2, DCDC_REG3, LDO_REG1, LDO_REG2, LDO_REG3, LDO_REG4.
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- for act8600:
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DCDC_REG1, DCDC_REG2, DCDC_REG3, SUDCDC_REG4, LDO_REG5, LDO_REG6, LDO_REG7,
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LDO_REG8, LDO_REG9, LDO_REG10,
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Example:
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--------
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@ -28,6 +28,35 @@
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#include <linux/regulator/of_regulator.h>
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#include <linux/regmap.h>
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/*
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* ACT8600 Global Register Map.
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*/
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#define ACT8600_SYS_MODE 0x00
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#define ACT8600_SYS_CTRL 0x01
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#define ACT8600_DCDC1_VSET 0x10
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#define ACT8600_DCDC1_CTRL 0x12
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#define ACT8600_DCDC2_VSET 0x20
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#define ACT8600_DCDC2_CTRL 0x22
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#define ACT8600_DCDC3_VSET 0x30
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#define ACT8600_DCDC3_CTRL 0x32
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#define ACT8600_SUDCDC4_VSET 0x40
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#define ACT8600_SUDCDC4_CTRL 0x41
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#define ACT8600_LDO5_VSET 0x50
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#define ACT8600_LDO5_CTRL 0x51
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#define ACT8600_LDO6_VSET 0x60
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#define ACT8600_LDO6_CTRL 0x61
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#define ACT8600_LDO7_VSET 0x70
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#define ACT8600_LDO7_CTRL 0x71
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#define ACT8600_LDO8_VSET 0x80
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#define ACT8600_LDO8_CTRL 0x81
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#define ACT8600_LDO910_CTRL 0x91
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#define ACT8600_APCH0 0xA1
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#define ACT8600_APCH1 0xA8
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#define ACT8600_APCH2 0xA9
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#define ACT8600_APCH_STAT 0xAA
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#define ACT8600_OTG0 0xB0
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#define ACT8600_OTG1 0xB2
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/*
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* ACT8846 Global Register Map.
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*/
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@ -94,10 +123,15 @@
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#define ACT8865_ENA 0x80 /* ON - [7] */
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#define ACT8865_VSEL_MASK 0x3F /* VSET - [5:0] */
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#define ACT8600_LDO10_ENA 0x40 /* ON - [6] */
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#define ACT8600_SUDCDC_VSEL_MASK 0xFF /* SUDCDC VSET - [7:0] */
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/*
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* ACT8865 voltage number
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*/
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#define ACT8865_VOLTAGE_NUM 64
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#define ACT8600_SUDCDC_VOLTAGE_NUM 255
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struct act8865 {
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struct regmap *regmap;
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@ -116,6 +150,13 @@ static const struct regulator_linear_range act8865_voltage_ranges[] = {
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REGULATOR_LINEAR_RANGE(2400000, 48, 63, 100000),
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};
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static const struct regulator_linear_range act8600_sudcdc_voltage_ranges[] = {
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REGULATOR_LINEAR_RANGE(3000000, 0, 63, 0),
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REGULATOR_LINEAR_RANGE(3000000, 64, 159, 100000),
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REGULATOR_LINEAR_RANGE(12600000, 160, 191, 200000),
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REGULATOR_LINEAR_RANGE(19000000, 191, 255, 400000),
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};
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static struct regulator_ops act8865_ops = {
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.list_voltage = regulator_list_voltage_linear_range,
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.map_voltage = regulator_map_voltage_linear_range,
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@ -126,6 +167,12 @@ static struct regulator_ops act8865_ops = {
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.is_enabled = regulator_is_enabled_regmap,
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};
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static struct regulator_ops act8865_ldo_ops = {
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.enable = regulator_enable_regmap,
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.disable = regulator_disable_regmap,
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.is_enabled = regulator_is_enabled_regmap,
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};
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#define ACT88xx_REG(_name, _family, _id, _vsel_reg) \
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[_family##_ID_##_id] = { \
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.name = _name, \
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@ -142,6 +189,52 @@ static struct regulator_ops act8865_ops = {
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.owner = THIS_MODULE, \
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}
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static const struct regulator_desc act8600_regulators[] = {
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ACT88xx_REG("DCDC1", ACT8600, DCDC1, VSET),
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ACT88xx_REG("DCDC2", ACT8600, DCDC2, VSET),
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ACT88xx_REG("DCDC3", ACT8600, DCDC3, VSET),
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{
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.name = "SUDCDC_REG4",
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.id = ACT8600_ID_SUDCDC4,
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.ops = &act8865_ops,
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.type = REGULATOR_VOLTAGE,
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.n_voltages = ACT8600_SUDCDC_VOLTAGE_NUM,
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.linear_ranges = act8600_sudcdc_voltage_ranges,
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.n_linear_ranges = ARRAY_SIZE(act8600_sudcdc_voltage_ranges),
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.vsel_reg = ACT8600_SUDCDC4_VSET,
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.vsel_mask = ACT8600_SUDCDC_VSEL_MASK,
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.enable_reg = ACT8600_SUDCDC4_CTRL,
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.enable_mask = ACT8865_ENA,
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.owner = THIS_MODULE,
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},
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ACT88xx_REG("LDO5", ACT8600, LDO5, VSET),
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ACT88xx_REG("LDO6", ACT8600, LDO6, VSET),
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ACT88xx_REG("LDO7", ACT8600, LDO7, VSET),
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ACT88xx_REG("LDO8", ACT8600, LDO8, VSET),
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{
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.name = "LDO_REG9",
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.id = ACT8600_ID_LDO9,
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.ops = &act8865_ldo_ops,
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.type = REGULATOR_VOLTAGE,
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.n_voltages = 1,
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.fixed_uV = 1800000,
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.enable_reg = ACT8600_LDO910_CTRL,
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.enable_mask = ACT8865_ENA,
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.owner = THIS_MODULE,
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},
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{
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.name = "LDO_REG10",
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.id = ACT8600_ID_LDO10,
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.ops = &act8865_ldo_ops,
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.type = REGULATOR_VOLTAGE,
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.n_voltages = 1,
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.fixed_uV = 1200000,
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.enable_reg = ACT8600_LDO910_CTRL,
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.enable_mask = ACT8600_LDO10_ENA,
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.owner = THIS_MODULE,
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},
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};
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static const struct regulator_desc act8846_regulators[] = {
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ACT88xx_REG("REG1", ACT8846, REG1, VSET),
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ACT88xx_REG("REG2", ACT8846, REG2, VSET0),
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@ -169,6 +262,7 @@ static const struct regulator_desc act8865_regulators[] = {
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#ifdef CONFIG_OF
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static const struct of_device_id act8865_dt_ids[] = {
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{ .compatible = "active-semi,act8600", .data = (void *)ACT8600 },
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{ .compatible = "active-semi,act8846", .data = (void *)ACT8846 },
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{ .compatible = "active-semi,act8865", .data = (void *)ACT8865 },
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{ }
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@ -200,6 +294,19 @@ static struct of_regulator_match act8865_matches[] = {
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[ACT8865_ID_LDO4] = { .name = "LDO_REG4"},
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};
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static struct of_regulator_match act8600_matches[] = {
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[ACT8600_ID_DCDC1] = { .name = "DCDC_REG1"},
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[ACT8600_ID_DCDC2] = { .name = "DCDC_REG2"},
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[ACT8600_ID_DCDC3] = { .name = "DCDC_REG3"},
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[ACT8600_ID_SUDCDC4] = { .name = "SUDCDC_REG4"},
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[ACT8600_ID_LDO5] = { .name = "LDO_REG5"},
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[ACT8600_ID_LDO6] = { .name = "LDO_REG6"},
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[ACT8600_ID_LDO7] = { .name = "LDO_REG7"},
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[ACT8600_ID_LDO8] = { .name = "LDO_REG8"},
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[ACT8600_ID_LDO9] = { .name = "LDO_REG9"},
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[ACT8600_ID_LDO10] = { .name = "LDO_REG10"},
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};
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static int act8865_pdata_from_dt(struct device *dev,
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struct device_node **of_node,
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struct act8865_platform_data *pdata,
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@ -217,6 +324,10 @@ static int act8865_pdata_from_dt(struct device *dev,
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}
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switch (type) {
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case ACT8600:
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matches = act8600_matches;
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num_matches = ARRAY_SIZE(act8600_matches);
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break;
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case ACT8846:
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matches = act8846_matches;
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num_matches = ARRAY_SIZE(act8846_matches);
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@ -317,6 +428,12 @@ static int act8865_pmic_probe(struct i2c_client *client,
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}
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switch (type) {
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case ACT8600:
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regulators = act8600_regulators;
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num_regulators = ARRAY_SIZE(act8600_regulators);
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off_reg = -1;
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off_mask = -1;
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break;
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case ACT8846:
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regulators = act8846_regulators;
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num_regulators = ARRAY_SIZE(act8846_regulators);
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@ -366,7 +483,7 @@ static int act8865_pmic_probe(struct i2c_client *client,
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}
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if (of_device_is_system_power_controller(dev->of_node)) {
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if (!pm_power_off) {
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if (!pm_power_off && (off_reg > 0)) {
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act8865_i2c_client = client;
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act8865->off_reg = off_reg;
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act8865->off_mask = off_mask;
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@ -402,6 +519,7 @@ static int act8865_pmic_probe(struct i2c_client *client,
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}
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static const struct i2c_device_id act8865_ids[] = {
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{ .name = "act8600", .driver_data = ACT8600 },
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{ .name = "act8846", .driver_data = ACT8846 },
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{ .name = "act8865", .driver_data = ACT8865 },
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{ },
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@ -18,6 +18,19 @@
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#include <linux/regulator/machine.h>
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enum {
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ACT8600_ID_DCDC1,
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ACT8600_ID_DCDC2,
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ACT8600_ID_DCDC3,
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ACT8600_ID_SUDCDC4,
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ACT8600_ID_LDO5,
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ACT8600_ID_LDO6,
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ACT8600_ID_LDO7,
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ACT8600_ID_LDO8,
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ACT8600_ID_LDO9,
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ACT8600_ID_LDO10,
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};
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enum {
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ACT8865_ID_DCDC1,
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ACT8865_ID_DCDC2,
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@ -46,6 +59,7 @@ enum {
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};
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enum {
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ACT8600,
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ACT8865,
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ACT8846,
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};
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