regulator: pfuze100: add pfuze3001 support
This extends the pfuze100 driver with pfuze3001 support. Latest datasheet: https://www.nxp.com/docs/en/data-sheet/PF3001.pdf Signed-off-by: Robin Gong <yibin.gong@nxp.com> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Stefan Wahren
Mark Brown
parent
5986f83efa
commit
297101ab85
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@ -633,12 +633,12 @@ config REGULATOR_PCF50633
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on PCF50633
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config REGULATOR_PFUZE100
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tristate "Freescale PFUZE100/200/3000 regulator driver"
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tristate "Freescale PFUZE100/200/3000/3001 regulator driver"
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depends on I2C
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select REGMAP_I2C
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help
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Say y here to support the regulators found on the Freescale
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PFUZE100/200/3000 PMIC.
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PFUZE100/200/3000/3001 PMIC.
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config REGULATOR_PV88060
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tristate "Powerventure Semiconductor PV88060 regulator"
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@ -44,7 +44,7 @@
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#define PFUZE100_VGEN5VOL 0x70
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#define PFUZE100_VGEN6VOL 0x71
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enum chips { PFUZE100, PFUZE200, PFUZE3000 = 3 };
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enum chips { PFUZE100, PFUZE200, PFUZE3000 = 3, PFUZE3001 = 0x31, };
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struct pfuze_regulator {
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struct regulator_desc desc;
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@ -92,6 +92,7 @@ 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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{.name = "pfuze3001", .driver_data = PFUZE3001},
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, pfuze_device_id);
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@ -100,6 +101,7 @@ 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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{ .compatible = "fsl,pfuze3001", .data = (void *)PFUZE3001},
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{ }
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};
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MODULE_DEVICE_TABLE(of, pfuze_dt_ids);
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@ -108,10 +110,28 @@ static int pfuze100_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
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{
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struct pfuze_chip *pfuze100 = rdev_get_drvdata(rdev);
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int id = rdev_get_id(rdev);
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bool reg_has_ramp_delay;
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unsigned int ramp_bits;
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int ret;
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if (id < PFUZE100_SWBST) {
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switch (pfuze100->chip_id) {
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case PFUZE3001:
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/* no dynamic voltage scaling for PF3001 */
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reg_has_ramp_delay = false;
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break;
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case PFUZE3000:
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reg_has_ramp_delay = (id < PFUZE3000_SWBST);
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break;
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case PFUZE200:
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reg_has_ramp_delay = (id < PFUZE200_SWBST);
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break;
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case PFUZE100:
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default:
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reg_has_ramp_delay = (id < PFUZE100_SWBST);
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break;
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}
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if (reg_has_ramp_delay) {
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ramp_delay = 12500 / ramp_delay;
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ramp_bits = (ramp_delay >> 1) - (ramp_delay >> 3);
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ret = regmap_update_bits(pfuze100->regmap,
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@ -119,8 +139,9 @@ static int pfuze100_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay)
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0xc0, ramp_bits << 6);
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if (ret < 0)
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dev_err(pfuze100->dev, "ramp failed, err %d\n", ret);
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} else
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} else {
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ret = -EACCES;
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}
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return ret;
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}
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@ -361,6 +382,19 @@ static struct pfuze_regulator pfuze3000_regulators[] = {
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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 pfuze3001_regulators[] = {
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PFUZE100_SWB_REG(PFUZE3001, SW1, PFUZE100_SW1ABVOL, 0x1f, pfuze3000_sw1a),
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PFUZE100_SWB_REG(PFUZE3001, SW2, PFUZE100_SW2VOL, 0x7, pfuze3000_sw2lo),
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PFUZE3000_SW3_REG(PFUZE3001, SW3, PFUZE100_SW3AVOL, 900000, 1650000, 50000),
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PFUZE100_SWB_REG(PFUZE3001, VSNVS, PFUZE100_VSNVSVOL, 0x7, pfuze100_vsnvs),
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PFUZE100_VGEN_REG(PFUZE3001, VLDO1, PFUZE100_VGEN1VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE3001, VLDO2, PFUZE100_VGEN2VOL, 800000, 1550000, 50000),
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PFUZE3000_VCC_REG(PFUZE3001, VCCSD, PFUZE100_VGEN3VOL, 2850000, 3300000, 150000),
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PFUZE3000_VCC_REG(PFUZE3001, V33, PFUZE100_VGEN4VOL, 2850000, 3300000, 150000),
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PFUZE100_VGEN_REG(PFUZE3001, VLDO3, PFUZE100_VGEN5VOL, 1800000, 3300000, 100000),
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PFUZE100_VGEN_REG(PFUZE3001, VLDO4, PFUZE100_VGEN6VOL, 1800000, 3300000, 100000),
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};
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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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@ -418,6 +452,21 @@ static struct of_regulator_match pfuze3000_matches[] = {
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{ .name = "vldo4", },
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};
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/* PFUZE3001 */
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static struct of_regulator_match pfuze3001_matches[] = {
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{ .name = "sw1", },
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{ .name = "sw2", },
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{ .name = "sw3", },
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{ .name = "vsnvs", },
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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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@ -437,6 +486,11 @@ 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 PFUZE3001:
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pfuze_matches = pfuze3001_matches;
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ret = of_regulator_match(dev, parent, pfuze3001_matches,
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ARRAY_SIZE(pfuze3001_matches));
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break;
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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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@ -508,7 +562,8 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip)
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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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(value & 0xf0) >> 4 != pfuze_chip->chip_id) {
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(value & 0xf0) >> 4 != pfuze_chip->chip_id &&
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(value != 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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@ -588,6 +643,13 @@ 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 PFUZE3001:
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pfuze_chip->pfuze_regulators = pfuze3001_regulators;
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regulator_num = ARRAY_SIZE(pfuze3001_regulators);
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sw_check_start = PFUZE3001_SW2;
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sw_check_end = PFUZE3001_SW2;
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sw_hi = 1 << 3;
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break;
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case PFUZE3000:
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pfuze_chip->pfuze_regulators = pfuze3000_regulators;
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regulator_num = ARRAY_SIZE(pfuze3000_regulators);
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@ -611,7 +673,8 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
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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" :
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((pfuze_chip->chip_id == PFUZE200) ? "200" : "3000"));
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(((pfuze_chip->chip_id == PFUZE200) ? "200" :
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((pfuze_chip->chip_id == PFUZE3000) ? "3000" : "3001"))));
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memcpy(pfuze_chip->regulator_descs, pfuze_chip->pfuze_regulators,
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sizeof(pfuze_chip->regulator_descs));
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@ -636,7 +699,8 @@ static int pfuze100_regulator_probe(struct i2c_client *client,
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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 & sw_hi) {
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if (pfuze_chip->chip_id == PFUZE3000) {
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if (pfuze_chip->chip_id == PFUZE3000 ||
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pfuze_chip->chip_id == PFUZE3001) {
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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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@ -675,5 +739,5 @@ static struct i2c_driver pfuze_driver = {
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module_i2c_driver(pfuze_driver);
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MODULE_AUTHOR("Robin Gong <b38343@freescale.com>");
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MODULE_DESCRIPTION("Regulator Driver for Freescale PFUZE100/200/3000 PMIC");
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MODULE_DESCRIPTION("Regulator Driver for Freescale PFUZE100/200/3000/3001 PMIC");
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MODULE_LICENSE("GPL v2");
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@ -64,6 +64,17 @@
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#define PFUZE3000_VLDO3 11
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#define PFUZE3000_VLDO4 12
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#define PFUZE3001_SW1 0
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#define PFUZE3001_SW2 1
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#define PFUZE3001_SW3 2
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#define PFUZE3001_VSNVS 3
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#define PFUZE3001_VLDO1 4
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#define PFUZE3001_VLDO2 5
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#define PFUZE3001_VCCSD 6
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#define PFUZE3001_V33 7
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#define PFUZE3001_VLDO3 8
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#define PFUZE3001_VLDO4 9
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struct regulator_init_data;
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struct pfuze_regulator_platform_data {
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