regulator: pfuze100-regulator: add pfuze3000 support
Add pfuze3000 chip support. Signed-off-by: Robin Gong <b38343@freescale.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Robin Gong
Mark Brown
Родитель
97bf6af1f9
Коммит
e5a7a72cd5
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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" or "fsl,pfuze200"
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- compatible: "fsl,pfuze100", "fsl,pfuze200", "fsl,pfuze3000"
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- reg: I2C slave address
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Required child node:
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@ -14,6 +14,8 @@ Required child node:
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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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--PFUZE3000
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sw1a,sw1b,sw2,sw3,swbst,vsnvs,vrefddr,vldo1,vldo2,vccsd,v33,vldo3,vldo4
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Each regulator is defined using the standard binding for regulators.
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@ -205,3 +207,93 @@ Example 2: PFUZE200
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};
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};
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};
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Example 3: PFUZE3000
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pmic: pfuze3000@08 {
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compatible = "fsl,pfuze3000";
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reg = <0x08>;
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regulators {
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sw1a_reg: sw1a {
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1475000>;
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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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/* use sw1c_reg to align with pfuze100/pfuze200 */
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sw1c_reg: sw1b {
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1475000>;
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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 = <2500000>;
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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: sw3 {
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1650000>;
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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: vldo1 {
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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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vgen2_reg: vldo2 {
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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: vccsd {
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regulator-min-microvolt = <2850000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vgen4_reg: v33 {
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regulator-min-microvolt = <2850000>;
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regulator-max-microvolt = <3300000>;
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};
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vgen5_reg: vldo3 {
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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: vldo4 {
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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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@ -56,7 +56,7 @@
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#define PFUZE100_VGEN5VOL 0x70
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#define PFUZE100_VGEN6VOL 0x71
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enum chips { PFUZE100, PFUZE200 };
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enum chips { PFUZE100, PFUZE200, PFUZE3000 = 3 };
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struct pfuze_regulator {
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struct regulator_desc desc;
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@ -80,9 +80,18 @@ 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 int pfuze3000_sw2lo[] = {
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1500000, 1550000, 1600000, 1650000, 1700000, 1750000, 1800000, 1850000,
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};
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static const int pfuze3000_sw2hi[] = {
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2500000, 2800000, 2850000, 3000000, 3100000, 3150000, 3200000, 3300000,
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};
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static const struct i2c_device_id pfuze_device_id[] = {
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{.name = "pfuze100", .driver_data = PFUZE100},
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{.name = "pfuze200", .driver_data = PFUZE200},
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{.name = "pfuze3000", .driver_data = PFUZE3000},
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, pfuze_device_id);
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@ -90,6 +99,7 @@ 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", .data = (void *)PFUZE100},
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{ .compatible = "fsl,pfuze200", .data = (void *)PFUZE200},
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{ .compatible = "fsl,pfuze3000", .data = (void *)PFUZE3000},
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{ }
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};
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MODULE_DEVICE_TABLE(of, pfuze_dt_ids);
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@ -219,6 +229,60 @@ static struct regulator_ops pfuze100_swb_regulator_ops = {
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.stby_mask = 0x20, \
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}
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#define PFUZE3000_VCC_REG(_chip, _name, base, min, max, step) { \
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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 = _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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.vsel_reg = (base), \
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.vsel_mask = 0x3, \
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.enable_reg = (base), \
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.enable_mask = 0x10, \
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}, \
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.stby_reg = (base), \
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.stby_mask = 0x20, \
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}
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#define PFUZE3000_SW2_REG(_chip, _name, base, min, max, step) { \
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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 = _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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.vsel_reg = (base) + PFUZE100_VOL_OFFSET, \
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.vsel_mask = 0x7, \
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}, \
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.stby_reg = (base) + PFUZE100_STANDBY_OFFSET, \
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.stby_mask = 0x7, \
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}
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#define PFUZE3000_SW3_REG(_chip, _name, base, min, max, step) { \
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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 = _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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.vsel_reg = (base) + PFUZE100_VOL_OFFSET, \
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.vsel_mask = 0xf, \
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}, \
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.stby_reg = (base) + PFUZE100_STANDBY_OFFSET, \
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.stby_mask = 0xf, \
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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(PFUZE100, SW1AB, PFUZE100_SW1ABVOL, 300000, 1875000, 25000),
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@ -254,6 +318,22 @@ static struct pfuze_regulator pfuze200_regulators[] = {
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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 pfuze3000_regulators[] = {
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PFUZE100_SW_REG(PFUZE3000, SW1A, PFUZE100_SW1ABVOL, 700000, 1475000, 25000),
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PFUZE100_SW_REG(PFUZE3000, SW1B, PFUZE100_SW1CVOL, 700000, 1475000, 25000),
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PFUZE100_SWB_REG(PFUZE3000, SW2, PFUZE100_SW2VOL, 0x7, pfuze3000_sw2lo),
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PFUZE3000_SW3_REG(PFUZE3000, SW3, PFUZE100_SW3AVOL, 900000, 1650000, 50000),
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PFUZE100_SWB_REG(PFUZE3000, SWBST, PFUZE100_SWBSTCON1, 0x3, pfuze100_swbst),
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PFUZE100_SWB_REG(PFUZE3000, VSNVS, PFUZE100_VSNVSVOL, 0x7, pfuze100_vsnvs),
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PFUZE100_FIXED_REG(PFUZE3000, VREFDDR, PFUZE100_VREFDDRCON, 750000),
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PFUZE100_VGEN_REG(PFUZE3000, VLDO1, PFUZE100_VGEN1VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE3000, VLDO2, PFUZE100_VGEN2VOL, 800000, 1550000, 50000),
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PFUZE3000_VCC_REG(PFUZE3000, VCCSD, PFUZE100_VGEN3VOL, 2850000, 3300000, 150000),
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PFUZE3000_VCC_REG(PFUZE3000, V33, PFUZE100_VGEN4VOL, 2850000, 3300000, 150000),
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PFUZE100_VGEN_REG(PFUZE3000, VLDO3, PFUZE100_VGEN5VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE3000, VLDO4, 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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@ -294,6 +374,24 @@ static struct of_regulator_match pfuze200_matches[] = {
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{ .name = "vgen6", },
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};
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/* PFUZE3000 */
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static struct of_regulator_match pfuze3000_matches[] = {
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{ .name = "sw1a", },
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{ .name = "sw1b", },
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{ .name = "sw2", },
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{ .name = "sw3", },
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{ .name = "swbst", },
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{ .name = "vsnvs", },
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{ .name = "vrefddr", },
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{ .name = "vldo1", },
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{ .name = "vldo2", },
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{ .name = "vccsd", },
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{ .name = "v33", },
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{ .name = "vldo3", },
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{ .name = "vldo4", },
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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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@ -313,6 +411,11 @@ static int pfuze_parse_regulators_dt(struct pfuze_chip *chip)
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}
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switch (chip->chip_id) {
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case PFUZE3000:
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pfuze_matches = pfuze3000_matches;
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ret = of_regulator_match(dev, parent, pfuze3000_matches,
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ARRAY_SIZE(pfuze3000_matches));
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break;
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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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@ -378,7 +481,8 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip)
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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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} else if ((value & 0x0f) != pfuze_chip->chip_id) {
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} else if ((value & 0x0f) != pfuze_chip->chip_id &&
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(value & 0xf0) >> 4 != 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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@ -417,7 +521,7 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
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int i, ret;
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const struct of_device_id *match;
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u32 regulator_num;
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u32 sw_check_start, sw_check_end;
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u32 sw_check_start, sw_check_end, sw_hi = 0x40;
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pfuze_chip = devm_kzalloc(&client->dev, sizeof(*pfuze_chip),
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GFP_KERNEL);
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@ -458,13 +562,19 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
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/* use the right regulators after identify the right device */
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switch (pfuze_chip->chip_id) {
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case PFUZE3000:
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pfuze_regulators = pfuze3000_regulators;
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regulator_num = ARRAY_SIZE(pfuze3000_regulators);
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sw_check_start = PFUZE3000_SW2;
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sw_check_end = PFUZE3000_SW2;
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sw_hi = 1 << 3;
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break;
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case PFUZE200:
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pfuze_regulators = pfuze200_regulators;
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regulator_num = ARRAY_SIZE(pfuze200_regulators);
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sw_check_start = PFUZE200_SW2;
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sw_check_end = PFUZE200_SW3B;
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break;
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case PFUZE100:
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default:
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pfuze_regulators = pfuze100_regulators;
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@ -474,7 +584,8 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
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break;
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}
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dev_info(&client->dev, "pfuze%s found.\n",
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(pfuze_chip->chip_id == PFUZE100) ? "100" : "200");
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(pfuze_chip->chip_id == PFUZE100) ? "100" :
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((pfuze_chip->chip_id == PFUZE200) ? "200" : "3000"));
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memcpy(pfuze_chip->regulator_descs, pfuze_regulators,
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sizeof(pfuze_chip->regulator_descs));
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@ -498,10 +609,15 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
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/* SW2~SW4 high bit check and modify the voltage value table */
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if (i >= sw_check_start && i <= sw_check_end) {
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regmap_read(pfuze_chip->regmap, desc->vsel_reg, &val);
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if (val & 0x40) {
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desc->min_uV = 800000;
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desc->uV_step = 50000;
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desc->n_voltages = 51;
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if (val & sw_hi) {
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if (pfuze_chip->chip_id == PFUZE3000) {
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desc->volt_table = pfuze3000_sw2hi;
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desc->n_voltages = ARRAY_SIZE(pfuze3000_sw2hi);
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} else {
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desc->min_uV = 800000;
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desc->uV_step = 50000;
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desc->n_voltages = 51;
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}
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}
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}
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@ -49,6 +49,20 @@
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#define PFUZE200_VGEN5 11
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#define PFUZE200_VGEN6 12
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#define PFUZE3000_SW1A 0
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#define PFUZE3000_SW1B 1
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#define PFUZE3000_SW2 2
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#define PFUZE3000_SW3 3
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#define PFUZE3000_SWBST 4
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#define PFUZE3000_VSNVS 5
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#define PFUZE3000_VREFDDR 6
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#define PFUZE3000_VLDO1 7
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#define PFUZE3000_VLDO2 8
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#define PFUZE3000_VCCSD 9
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#define PFUZE3000_V33 10
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#define PFUZE3000_VLDO3 11
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#define PFUZE3000_VLDO4 12
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struct regulator_init_data;
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struct pfuze_regulator_platform_data {
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