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regulator: act8865: add support for act8846
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Add device id and definition of registers and regulators to support
the act8846 PMU.

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Tested-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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Beniamino Galvani authored and Mark Brown committed Aug 5, 2014
1 parent 50a03e3 commit ac0c0ea
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71 changes: 71 additions & 0 deletions drivers/regulator/act8865-regulator.c
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,40 @@
#include <linux/regulator/of_regulator.h>
#include <linux/regmap.h>

/*
* ACT8846 Global Register Map.
*/
#define ACT8846_SYS0 0x00
#define ACT8846_SYS1 0x01
#define ACT8846_REG1_VSET 0x10
#define ACT8846_REG1_CTRL 0x12
#define ACT8846_REG2_VSET0 0x20
#define ACT8846_REG2_VSET1 0x21
#define ACT8846_REG2_CTRL 0x22
#define ACT8846_REG3_VSET0 0x30
#define ACT8846_REG3_VSET1 0x31
#define ACT8846_REG3_CTRL 0x32
#define ACT8846_REG4_VSET0 0x40
#define ACT8846_REG4_VSET1 0x41
#define ACT8846_REG4_CTRL 0x42
#define ACT8846_REG5_VSET 0x50
#define ACT8846_REG5_CTRL 0x51
#define ACT8846_REG6_VSET 0x58
#define ACT8846_REG6_CTRL 0x59
#define ACT8846_REG7_VSET 0x60
#define ACT8846_REG7_CTRL 0x61
#define ACT8846_REG8_VSET 0x68
#define ACT8846_REG8_CTRL 0x69
#define ACT8846_REG9_VSET 0x70
#define ACT8846_REG9_CTRL 0x71
#define ACT8846_REG10_VSET 0x80
#define ACT8846_REG10_CTRL 0x81
#define ACT8846_REG11_VSET 0x90
#define ACT8846_REG11_CTRL 0x91
#define ACT8846_REG12_VSET 0xa0
#define ACT8846_REG12_CTRL 0xa1
#define ACT8846_REG13_CTRL 0xb1

/*
* ACT8865 Global Register Map.
*/
Expand Down Expand Up @@ -103,6 +137,21 @@ static struct regulator_ops act8865_ops = {
.owner = THIS_MODULE, \
}

static const struct regulator_desc act8846_regulators[] = {
ACT88xx_REG("REG1", ACT8846, REG1, VSET),
ACT88xx_REG("REG2", ACT8846, REG2, VSET0),
ACT88xx_REG("REG3", ACT8846, REG3, VSET0),
ACT88xx_REG("REG4", ACT8846, REG4, VSET0),
ACT88xx_REG("REG5", ACT8846, REG5, VSET),
ACT88xx_REG("REG6", ACT8846, REG6, VSET),
ACT88xx_REG("REG7", ACT8846, REG7, VSET),
ACT88xx_REG("REG8", ACT8846, REG8, VSET),
ACT88xx_REG("REG9", ACT8846, REG9, VSET),
ACT88xx_REG("REG10", ACT8846, REG10, VSET),
ACT88xx_REG("REG11", ACT8846, REG11, VSET),
ACT88xx_REG("REG12", ACT8846, REG12, VSET),
};

static const struct regulator_desc act8865_regulators[] = {
ACT88xx_REG("DCDC_REG1", ACT8865, DCDC1, VSET1),
ACT88xx_REG("DCDC_REG2", ACT8865, DCDC2, VSET1),
Expand All @@ -115,11 +164,27 @@ static const struct regulator_desc act8865_regulators[] = {

#ifdef CONFIG_OF
static const struct of_device_id act8865_dt_ids[] = {
{ .compatible = "active-semi,act8846", .data = (void *)ACT8846 },
{ .compatible = "active-semi,act8865", .data = (void *)ACT8865 },
{ }
};
MODULE_DEVICE_TABLE(of, act8865_dt_ids);

static struct of_regulator_match act8846_matches[] = {
[ACT8846_ID_REG1] = { .name = "REG1" },
[ACT8846_ID_REG2] = { .name = "REG2" },
[ACT8846_ID_REG3] = { .name = "REG3" },
[ACT8846_ID_REG4] = { .name = "REG4" },
[ACT8846_ID_REG5] = { .name = "REG5" },
[ACT8846_ID_REG6] = { .name = "REG6" },
[ACT8846_ID_REG7] = { .name = "REG7" },
[ACT8846_ID_REG8] = { .name = "REG8" },
[ACT8846_ID_REG9] = { .name = "REG9" },
[ACT8846_ID_REG10] = { .name = "REG10" },
[ACT8846_ID_REG11] = { .name = "REG11" },
[ACT8846_ID_REG12] = { .name = "REG12" },
};

static struct of_regulator_match act8865_matches[] = {
[ACT8865_ID_DCDC1] = { .name = "DCDC_REG1"},
[ACT8865_ID_DCDC2] = { .name = "DCDC_REG2"},
Expand Down Expand Up @@ -222,6 +287,11 @@ static int act8865_pmic_probe(struct i2c_client *client,
}

switch (type) {
case ACT8846:
matches = act8846_matches;
regulators = act8846_regulators;
num_regulators = ARRAY_SIZE(act8846_regulators);
break;
case ACT8865:
matches = act8865_matches;
regulators = act8865_regulators;
Expand Down Expand Up @@ -290,6 +360,7 @@ static int act8865_pmic_probe(struct i2c_client *client,
}

static const struct i2c_device_id act8865_ids[] = {
{ .name = "act8846", .driver_data = ACT8846 },
{ .name = "act8865", .driver_data = ACT8865 },
{ },
};
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17 changes: 17 additions & 0 deletions include/linux/regulator/act8865.h
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Original file line number Diff line number Diff line change
Expand Up @@ -29,8 +29,25 @@ enum {
ACT8865_REG_NUM,
};

enum {
ACT8846_ID_REG1,
ACT8846_ID_REG2,
ACT8846_ID_REG3,
ACT8846_ID_REG4,
ACT8846_ID_REG5,
ACT8846_ID_REG6,
ACT8846_ID_REG7,
ACT8846_ID_REG8,
ACT8846_ID_REG9,
ACT8846_ID_REG10,
ACT8846_ID_REG11,
ACT8846_ID_REG12,
ACT8846_REG_NUM,
};

enum {
ACT8865,
ACT8846,
};

/**
Expand Down

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