regulator: pfuze100: add pfuze200 support
support pfuze200 chip which remove SW1C and SW4 based on pfuze100. Signed-off-by: Robin Gong <b38343@freescale.com> Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Robin Gong
Mark Brown
Родитель
6428789e11
Коммит
f2518480c7
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@ -1,7 +1,7 @@
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PFUZE100 family of regulators
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Required properties:
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- compatible: "fsl,pfuze100"
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- compatible: "fsl,pfuze100" or "fsl,pfuze200"
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- reg: I2C slave address
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Required child node:
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@ -10,11 +10,14 @@ Required child node:
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Documentation/devicetree/bindings/regulator/regulator.txt.
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The valid names for regulators are:
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--PFUZE100
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sw1ab,sw1c,sw2,sw3a,sw3b,sw4,swbst,vsnvs,vrefddr,vgen1~vgen6
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--PFUZE200
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sw1ab,sw2,sw3a,sw3b,swbst,vsnvs,vrefddr,vgen1~vgen6
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Each regulator is defined using the standard binding for regulators.
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Example:
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Example 1: PFUZE100
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pmic: pfuze100@08 {
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compatible = "fsl,pfuze100";
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@ -113,3 +116,92 @@ Example:
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};
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};
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};
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Example 2: PFUZE200
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pmic: pfuze200@08 {
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compatible = "fsl,pfuze200";
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reg = <0x08>;
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regulators {
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sw1a_reg: sw1ab {
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regulator-min-microvolt = <300000>;
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regulator-max-microvolt = <1875000>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <6250>;
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};
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sw2_reg: sw2 {
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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sw3a_reg: sw3a {
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regulator-min-microvolt = <400000>;
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regulator-max-microvolt = <1975000>;
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regulator-boot-on;
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regulator-always-on;
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};
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sw3b_reg: sw3b {
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regulator-min-microvolt = <400000>;
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regulator-max-microvolt = <1975000>;
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regulator-boot-on;
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regulator-always-on;
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};
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swbst_reg: swbst {
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5150000>;
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};
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snvs_reg: vsnvs {
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <3000000>;
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regulator-boot-on;
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regulator-always-on;
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};
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vref_reg: vrefddr {
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regulator-boot-on;
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regulator-always-on;
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};
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vgen1_reg: vgen1 {
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1550000>;
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};
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vgen2_reg: vgen2 {
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1550000>;
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};
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vgen3_reg: vgen3 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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};
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vgen4_reg: vgen4 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vgen5_reg: vgen5 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vgen6_reg: vgen6 {
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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};
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};
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@ -56,6 +56,8 @@
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#define PFUZE100_VGEN5VOL 0x70
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#define PFUZE100_VGEN6VOL 0x71
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enum chips {PFUZE100, PFUZE200, PFUZE_NUM};
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struct pfuze_regulator {
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struct regulator_desc desc;
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unsigned char stby_reg;
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@ -63,6 +65,7 @@ struct pfuze_regulator {
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};
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struct pfuze_chip {
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int chip_id;
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struct regmap *regmap;
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struct device *dev;
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struct pfuze_regulator regulator_descs[PFUZE100_MAX_REGULATOR];
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@ -77,15 +80,15 @@ static const int pfuze100_vsnvs[] = {
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1000000, 1100000, 1200000, 1300000, 1500000, 1800000, 3000000,
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};
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static const struct i2c_device_id pfuze_device_id[] = {
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{.name = "pfuze100"},
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{},
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static const struct i2c_device_id pfuze_device_id[PFUZE_NUM] = {
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{.name = "pfuze100", .driver_data = PFUZE100},
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{.name = "pfuze200", .driver_data = PFUZE200},
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};
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MODULE_DEVICE_TABLE(i2c, pfuze_device_id);
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static const struct of_device_id pfuze_dt_ids[] = {
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{ .compatible = "fsl,pfuze100" },
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{},
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static const struct of_device_id pfuze_dt_ids[PFUZE_NUM] = {
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{ .compatible = "fsl,pfuze100", .data = (void *)PFUZE100},
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{ .compatible = "fsl,pfuze200", .data = (void *)PFUZE200},
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};
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MODULE_DEVICE_TABLE(of, pfuze_dt_ids);
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@ -139,14 +142,14 @@ static struct regulator_ops pfuze100_swb_regulator_ops = {
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};
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#define PFUZE100_FIXED_REG(_name, base, voltage) \
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[PFUZE100_ ## _name] = { \
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#define PFUZE100_FIXED_REG(_chip, _name, base, voltage) \
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[_chip ## _ ## _name] = { \
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.desc = { \
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.name = #_name, \
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.n_voltages = 1, \
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.ops = &pfuze100_fixed_regulator_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = PFUZE100_ ## _name, \
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.id = _chip ## _ ## _name, \
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.owner = THIS_MODULE, \
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.min_uV = (voltage), \
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.enable_reg = (base), \
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@ -154,14 +157,14 @@ static struct regulator_ops pfuze100_swb_regulator_ops = {
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}, \
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}
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#define PFUZE100_SW_REG(_name, base, min, max, step) \
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[PFUZE100_ ## _name] = { \
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#define PFUZE100_SW_REG(_chip, _name, base, min, max, step) \
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[_chip ## _ ## _name] = { \
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.desc = { \
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.name = #_name,\
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.n_voltages = ((max) - (min)) / (step) + 1, \
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.ops = &pfuze100_sw_regulator_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = PFUZE100_ ## _name, \
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.id = _chip ## _ ## _name, \
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.owner = THIS_MODULE, \
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.min_uV = (min), \
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.uV_step = (step), \
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@ -172,14 +175,14 @@ static struct regulator_ops pfuze100_swb_regulator_ops = {
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.stby_mask = 0x3f, \
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}
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#define PFUZE100_SWB_REG(_name, base, mask, voltages) \
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[PFUZE100_ ## _name] = { \
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#define PFUZE100_SWB_REG(_chip, _name, base, mask, voltages) \
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[_chip ## _ ## _name] = { \
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.desc = { \
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.name = #_name, \
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.n_voltages = ARRAY_SIZE(voltages), \
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.ops = &pfuze100_swb_regulator_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = PFUZE100_ ## _name, \
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.id = _chip ## _ ## _name, \
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.owner = THIS_MODULE, \
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.volt_table = voltages, \
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.vsel_reg = (base), \
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@ -187,14 +190,14 @@ static struct regulator_ops pfuze100_swb_regulator_ops = {
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}, \
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}
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#define PFUZE100_VGEN_REG(_name, base, min, max, step) \
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[PFUZE100_ ## _name] = { \
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#define PFUZE100_VGEN_REG(_chip, _name, base, min, max, step) \
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[_chip ## _ ## _name] = { \
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.desc = { \
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.name = #_name, \
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.n_voltages = ((max) - (min)) / (step) + 1, \
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.ops = &pfuze100_ldo_regulator_ops, \
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.type = REGULATOR_VOLTAGE, \
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.id = PFUZE100_ ## _name, \
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.id = _chip ## _ ## _name, \
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.owner = THIS_MODULE, \
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.min_uV = (min), \
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.uV_step = (step), \
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@ -207,25 +210,45 @@ static struct regulator_ops pfuze100_swb_regulator_ops = {
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.stby_mask = 0x20, \
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}
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/* PFUZE100 */
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static struct pfuze_regulator pfuze100_regulators[] = {
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PFUZE100_SW_REG(SW1AB, PFUZE100_SW1ABVOL, 300000, 1875000, 25000),
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PFUZE100_SW_REG(SW1C, PFUZE100_SW1CVOL, 300000, 1875000, 25000),
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PFUZE100_SW_REG(SW2, PFUZE100_SW2VOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(SW3A, PFUZE100_SW3AVOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(SW3B, PFUZE100_SW3BVOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(SW4, PFUZE100_SW4VOL, 400000, 1975000, 25000),
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PFUZE100_SWB_REG(SWBST, PFUZE100_SWBSTCON1, 0x3 , pfuze100_swbst),
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PFUZE100_SWB_REG(VSNVS, PFUZE100_VSNVSVOL, 0x7, pfuze100_vsnvs),
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PFUZE100_FIXED_REG(VREFDDR, PFUZE100_VREFDDRCON, 750000),
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PFUZE100_VGEN_REG(VGEN1, PFUZE100_VGEN1VOL, 800000, 1550000, 50000),
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PFUZE100_VGEN_REG(VGEN2, PFUZE100_VGEN2VOL, 800000, 1550000, 50000),
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PFUZE100_VGEN_REG(VGEN3, PFUZE100_VGEN3VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(VGEN4, PFUZE100_VGEN4VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(VGEN5, PFUZE100_VGEN5VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(VGEN6, PFUZE100_VGEN6VOL, 1800000, 3300000, 100000),
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PFUZE100_SW_REG(PFUZE100, SW1AB, PFUZE100_SW1ABVOL, 300000, 1875000, 25000),
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PFUZE100_SW_REG(PFUZE100, SW1C, PFUZE100_SW1CVOL, 300000, 1875000, 25000),
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PFUZE100_SW_REG(PFUZE100, SW2, PFUZE100_SW2VOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(PFUZE100, SW3A, PFUZE100_SW3AVOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(PFUZE100, SW3B, PFUZE100_SW3BVOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(PFUZE100, SW4, PFUZE100_SW4VOL, 400000, 1975000, 25000),
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PFUZE100_SWB_REG(PFUZE100, SWBST, PFUZE100_SWBSTCON1, 0x3 , pfuze100_swbst),
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PFUZE100_SWB_REG(PFUZE100, VSNVS, PFUZE100_VSNVSVOL, 0x7, pfuze100_vsnvs),
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PFUZE100_FIXED_REG(PFUZE100, VREFDDR, PFUZE100_VREFDDRCON, 750000),
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PFUZE100_VGEN_REG(PFUZE100, VGEN1, PFUZE100_VGEN1VOL, 800000, 1550000, 50000),
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PFUZE100_VGEN_REG(PFUZE100, VGEN2, PFUZE100_VGEN2VOL, 800000, 1550000, 50000),
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PFUZE100_VGEN_REG(PFUZE100, VGEN3, PFUZE100_VGEN3VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE100, VGEN4, PFUZE100_VGEN4VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE100, VGEN5, PFUZE100_VGEN5VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE100, VGEN6, PFUZE100_VGEN6VOL, 1800000, 3300000, 100000),
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};
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static struct pfuze_regulator pfuze200_regulators[] = {
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PFUZE100_SW_REG(PFUZE200, SW1AB, PFUZE100_SW1ABVOL, 300000, 1875000, 25000),
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PFUZE100_SW_REG(PFUZE200, SW2, PFUZE100_SW2VOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(PFUZE200, SW3A, PFUZE100_SW3AVOL, 400000, 1975000, 25000),
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PFUZE100_SW_REG(PFUZE200, SW3B, PFUZE100_SW3BVOL, 400000, 1975000, 25000),
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PFUZE100_SWB_REG(PFUZE200, SWBST, PFUZE100_SWBSTCON1, 0x3 , pfuze100_swbst),
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PFUZE100_SWB_REG(PFUZE200, VSNVS, PFUZE100_VSNVSVOL, 0x7, pfuze100_vsnvs),
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PFUZE100_FIXED_REG(PFUZE200, VREFDDR, PFUZE100_VREFDDRCON, 750000),
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PFUZE100_VGEN_REG(PFUZE200, VGEN1, PFUZE100_VGEN1VOL, 800000, 1550000, 50000),
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PFUZE100_VGEN_REG(PFUZE200, VGEN2, PFUZE100_VGEN2VOL, 800000, 1550000, 50000),
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PFUZE100_VGEN_REG(PFUZE200, VGEN3, PFUZE100_VGEN3VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE200, VGEN4, PFUZE100_VGEN4VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE200, VGEN5, PFUZE100_VGEN5VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE200, VGEN6, PFUZE100_VGEN6VOL, 1800000, 3300000, 100000),
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};
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static struct pfuze_regulator *pfuze_regulators;
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#ifdef CONFIG_OF
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/* PFUZE100 */
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static struct of_regulator_match pfuze100_matches[] = {
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{ .name = "sw1ab", },
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{ .name = "sw1c", },
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@ -244,6 +267,26 @@ static struct of_regulator_match pfuze100_matches[] = {
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{ .name = "vgen6", },
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};
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/* PFUZE200 */
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static struct of_regulator_match pfuze200_matches[] = {
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{ .name = "sw1ab", },
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{ .name = "sw2", },
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{ .name = "sw3a", },
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{ .name = "sw3b", },
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{ .name = "swbst", },
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{ .name = "vsnvs", },
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{ .name = "vrefddr", },
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{ .name = "vgen1", },
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{ .name = "vgen2", },
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{ .name = "vgen3", },
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{ .name = "vgen4", },
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{ .name = "vgen5", },
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{ .name = "vgen6", },
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};
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static struct of_regulator_match *pfuze_matches;
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static int pfuze_parse_regulators_dt(struct pfuze_chip *chip)
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{
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struct device *dev = chip->dev;
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@ -260,8 +303,20 @@ static int pfuze_parse_regulators_dt(struct pfuze_chip *chip)
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return -EINVAL;
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}
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ret = of_regulator_match(dev, parent, pfuze100_matches,
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ARRAY_SIZE(pfuze100_matches));
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switch (chip->chip_id) {
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case PFUZE200:
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pfuze_matches = pfuze200_matches;
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ret = of_regulator_match(dev, parent, pfuze200_matches,
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ARRAY_SIZE(pfuze200_matches));
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break;
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case PFUZE100:
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default:
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pfuze_matches = pfuze100_matches;
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ret = of_regulator_match(dev, parent, pfuze100_matches,
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ARRAY_SIZE(pfuze100_matches));
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break;
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}
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of_node_put(parent);
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if (ret < 0) {
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@ -275,12 +330,12 @@ static int pfuze_parse_regulators_dt(struct pfuze_chip *chip)
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static inline struct regulator_init_data *match_init_data(int index)
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{
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return pfuze100_matches[index].init_data;
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return pfuze_matches[index].init_data;
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}
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static inline struct device_node *match_of_node(int index)
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{
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return pfuze100_matches[index].of_node;
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return pfuze_matches[index].of_node;
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}
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#else
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static int pfuze_parse_regulators_dt(struct pfuze_chip *chip)
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@ -308,16 +363,14 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip)
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if (ret)
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return ret;
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switch (value & 0x0f) {
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/*
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* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013
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* as ID=8
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*/
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case 0x8:
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if (((value & 0x0f) == 0x8) && (pfuze_chip->chip_id == PFUZE100)) {
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/*
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* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013
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* as ID=8 in PFUZE100
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*/
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dev_info(pfuze_chip->dev, "Assuming misprogrammed ID=0x8");
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case 0x0:
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break;
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default:
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} else if ((value & 0x0f) != pfuze_chip->chip_id) {
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/* device id NOT match with your setting */
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dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value);
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return -ENODEV;
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}
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@ -353,17 +406,31 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
|
|||
dev_get_platdata(&client->dev);
|
||||
struct regulator_config config = { };
|
||||
int i, ret;
|
||||
const struct of_device_id *match;
|
||||
u32 regulator_num;
|
||||
u32 sw_check_start, sw_check_end;
|
||||
|
||||
pfuze_chip = devm_kzalloc(&client->dev, sizeof(*pfuze_chip),
|
||||
GFP_KERNEL);
|
||||
if (!pfuze_chip)
|
||||
return -ENOMEM;
|
||||
|
||||
if (client->dev.of_node) {
|
||||
match = of_match_device(of_match_ptr(pfuze_dt_ids),
|
||||
&client->dev);
|
||||
if (!match) {
|
||||
dev_err(&client->dev, "Error: No device match found\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
pfuze_chip->chip_id = (int)(long)match->data;
|
||||
} else if (id) {
|
||||
pfuze_chip->chip_id = id->driver_data;
|
||||
} else {
|
||||
dev_err(&client->dev, "No dts match or id table match found\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
i2c_set_clientdata(client, pfuze_chip);
|
||||
|
||||
memcpy(pfuze_chip->regulator_descs, pfuze100_regulators,
|
||||
sizeof(pfuze_chip->regulator_descs));
|
||||
|
||||
pfuze_chip->dev = &client->dev;
|
||||
|
||||
pfuze_chip->regmap = devm_regmap_init_i2c(client, &pfuze_regmap_config);
|
||||
|
|
@ -380,11 +447,34 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
|
|||
return ret;
|
||||
}
|
||||
|
||||
/* use the right regulators after identify the right device */
|
||||
switch (pfuze_chip->chip_id) {
|
||||
case PFUZE200:
|
||||
pfuze_regulators = pfuze200_regulators;
|
||||
regulator_num = ARRAY_SIZE(pfuze200_regulators);
|
||||
sw_check_start = PFUZE200_SW2;
|
||||
sw_check_end = PFUZE200_SW3B;
|
||||
break;
|
||||
|
||||
case PFUZE100:
|
||||
default:
|
||||
pfuze_regulators = pfuze100_regulators;
|
||||
regulator_num = ARRAY_SIZE(pfuze100_regulators);
|
||||
sw_check_start = PFUZE100_SW2;
|
||||
sw_check_end = PFUZE100_SW4;
|
||||
break;
|
||||
}
|
||||
dev_info(&client->dev, "pfuze%s found.\n",
|
||||
(pfuze_chip->chip_id == PFUZE100) ? "100" : "200");
|
||||
|
||||
memcpy(pfuze_chip->regulator_descs, pfuze_regulators,
|
||||
sizeof(pfuze_chip->regulator_descs));
|
||||
|
||||
ret = pfuze_parse_regulators_dt(pfuze_chip);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
for (i = 0; i < PFUZE100_MAX_REGULATOR; i++) {
|
||||
for (i = 0; i < regulator_num; i++) {
|
||||
struct regulator_init_data *init_data;
|
||||
struct regulator_desc *desc;
|
||||
int val;
|
||||
|
|
@ -397,7 +487,7 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
|
|||
init_data = match_init_data(i);
|
||||
|
||||
/* SW2~SW4 high bit check and modify the voltage value table */
|
||||
if (i > PFUZE100_SW1C && i < PFUZE100_SWBST) {
|
||||
if (i >= sw_check_start && i <= sw_check_end) {
|
||||
regmap_read(pfuze_chip->regmap, desc->vsel_reg, &val);
|
||||
if (val & 0x40) {
|
||||
desc->min_uV = 800000;
|
||||
|
|
@ -415,7 +505,7 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
|
|||
devm_regulator_register(&client->dev, desc, &config);
|
||||
if (IS_ERR(pfuze_chip->regulators[i])) {
|
||||
dev_err(&client->dev, "register regulator%s failed\n",
|
||||
pfuze100_regulators[i].desc.name);
|
||||
pfuze_regulators[i].desc.name);
|
||||
return PTR_ERR(pfuze_chip->regulators[i]);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -35,6 +35,20 @@
|
|||
#define PFUZE100_VGEN6 14
|
||||
#define PFUZE100_MAX_REGULATOR 15
|
||||
|
||||
#define PFUZE200_SW1AB 0
|
||||
#define PFUZE200_SW2 1
|
||||
#define PFUZE200_SW3A 2
|
||||
#define PFUZE200_SW3B 3
|
||||
#define PFUZE200_SWBST 4
|
||||
#define PFUZE200_VSNVS 5
|
||||
#define PFUZE200_VREFDDR 6
|
||||
#define PFUZE200_VGEN1 7
|
||||
#define PFUZE200_VGEN2 8
|
||||
#define PFUZE200_VGEN3 9
|
||||
#define PFUZE200_VGEN4 10
|
||||
#define PFUZE200_VGEN5 11
|
||||
#define PFUZE200_VGEN6 12
|
||||
|
||||
struct regulator_init_data;
|
||||
|
||||
struct pfuze_regulator_platform_data {
|
||||
|
|
|
|||
Загрузка…
Ссылка в новой задаче