diff options
| -rw-r--r-- | drivers/regulator/axp20x-regulator.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c index 943172b19722..db77c72d39a0 100644 --- a/drivers/regulator/axp20x-regulator.c +++ b/drivers/regulator/axp20x-regulator.c @@ -134,6 +134,11 @@ #define AXP22X_PWR_OUT_DLDO4_MASK BIT_MASK(6) #define AXP22X_PWR_OUT_ALDO3_MASK BIT_MASK(7) +#define AXP313A_DCDC1_NUM_VOLTAGES 107 +#define AXP313A_DCDC23_NUM_VOLTAGES 88 +#define AXP313A_DCDC_V_OUT_MASK GENMASK(6, 0) +#define AXP313A_LDO_V_OUT_MASK GENMASK(4, 0) + #define AXP803_PWR_OUT_DCDC1_MASK BIT_MASK(0) #define AXP803_PWR_OUT_DCDC2_MASK BIT_MASK(1) #define AXP803_PWR_OUT_DCDC3_MASK BIT_MASK(2) @@ -638,6 +643,48 @@ static const struct regulator_desc axp22x_drivevbus_regulator = { .ops = &axp20x_ops_sw, }; +static const struct linear_range axp313a_dcdc1_ranges[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 70, 10000), + REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000), + REGULATOR_LINEAR_RANGE(1600000, 88, 106, 100000), +}; + +static const struct linear_range axp313a_dcdc2_ranges[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 70, 10000), + REGULATOR_LINEAR_RANGE(1220000, 71, 87, 20000), +}; + +/* + * This is deviating from the datasheet. The values here are taken from the + * BSP driver and have been confirmed by measurements. + */ +static const struct linear_range axp313a_dcdc3_ranges[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 70, 10000), + REGULATOR_LINEAR_RANGE(1220000, 71, 102, 20000), +}; + +static const struct regulator_desc axp313a_regulators[] = { + AXP_DESC_RANGES(AXP313A, DCDC1, "dcdc1", "vin1", + axp313a_dcdc1_ranges, AXP313A_DCDC1_NUM_VOLTAGES, + AXP313A_DCDC1_CONRTOL, AXP313A_DCDC_V_OUT_MASK, + AXP313A_OUTPUT_CONTROL, BIT(0)), + AXP_DESC_RANGES(AXP313A, DCDC2, "dcdc2", "vin2", + axp313a_dcdc2_ranges, AXP313A_DCDC23_NUM_VOLTAGES, + AXP313A_DCDC2_CONRTOL, AXP313A_DCDC_V_OUT_MASK, + AXP313A_OUTPUT_CONTROL, BIT(1)), + AXP_DESC_RANGES(AXP313A, DCDC3, "dcdc3", "vin3", + axp313a_dcdc3_ranges, AXP313A_DCDC23_NUM_VOLTAGES, + AXP313A_DCDC3_CONRTOL, AXP313A_DCDC_V_OUT_MASK, + AXP313A_OUTPUT_CONTROL, BIT(2)), + AXP_DESC(AXP313A, ALDO1, "aldo1", "vin1", 500, 3500, 100, + AXP313A_ALDO1_CONRTOL, AXP313A_LDO_V_OUT_MASK, + AXP313A_OUTPUT_CONTROL, BIT(3)), + AXP_DESC(AXP313A, DLDO1, "dldo1", "vin1", 500, 3500, 100, + AXP313A_DLDO1_CONRTOL, AXP313A_LDO_V_OUT_MASK, + AXP313A_OUTPUT_CONTROL, BIT(4)), + AXP_DESC_FIXED(AXP313A, RTC_LDO, "rtc-ldo", "vin1", 1800), +}; + /* DCDC ranges shared with AXP813 */ static const struct linear_range axp803_dcdc234_ranges[] = { REGULATOR_LINEAR_RANGE(500000, @@ -1040,6 +1087,15 @@ static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq) def = 3000; step = 150; break; + case AXP313A_ID: + /* The DCDC PWM frequency seems to be fixed to 3 MHz. */ + if (dcdcfreq != 0) { + dev_err(&pdev->dev, + "DCDC frequency on AXP313a is fixed to 3 MHz.\n"); + return -EINVAL; + } + + return 0; default: dev_err(&pdev->dev, "Setting DCDC frequency for unsupported AXP variant\n"); @@ -1232,6 +1288,10 @@ static int axp20x_regulator_probe(struct platform_device *pdev) drivevbus = of_property_read_bool(pdev->dev.parent->of_node, "x-powers,drive-vbus-en"); break; + case AXP313A_ID: + regulators = axp313a_regulators; + nregulators = AXP313A_REG_ID_MAX; + break; case AXP803_ID: regulators = axp803_regulators; nregulators = AXP803_REG_ID_MAX; |