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regulator: axp20x: AXP717: Add boost regulator

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The AXP717 also contains an adjustable boost regulator, to provide the
5V USB VBUS rail when running on battery.

Add the regulator description that states the voltage range this
regulator can cover.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: John Watts <contact@jookia.org>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Link: https://patch.msgid.link/20240816001824.6028-4-andre.przywara@arm.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andre Przywara 2024-08-16 01:18:24 +01:00 committed by Mark Brown
parent bb2ac59f82
commit 22dfe2ea1d
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GPG Key ID: 24D68B725D5487D0
2 changed files with 5 additions and 0 deletions
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4
drivers/regulator/axp20x-regulator.c
View File

@ -143,6 +143,7 @@
#define AXP717_DCDC3_NUM_VOLTAGES 103
#define AXP717_DCDC_V_OUT_MASK GENMASK(6, 0)
#define AXP717_LDO_V_OUT_MASK GENMASK(4, 0)
#define AXP717_BOOST_V_OUT_MASK GENMASK(7, 4)
#define AXP803_PWR_OUT_DCDC1_MASK BIT_MASK(0)
#define AXP803_PWR_OUT_DCDC2_MASK BIT_MASK(1)
@ -834,6 +835,9 @@ static const struct regulator_desc axp717_regulators[] = {
AXP_DESC(AXP717, CPUSLDO, "cpusldo", "vin1", 500, 1400, 50,
AXP717_CPUSLDO_CONTROL, AXP717_LDO_V_OUT_MASK,
AXP717_LDO1_OUTPUT_CONTROL, BIT(4)),
AXP_DESC(AXP717, BOOST, "boost", "vin1", 4550, 5510, 64,
AXP717_BOOST_CONTROL, AXP717_BOOST_V_OUT_MASK,
AXP717_MODULE_EN_CONTROL_2, BIT(4)),
};
/* DCDC ranges shared with AXP813 */

1
include/linux/mfd/axp20x.h
View File

@ -486,6 +486,7 @@ enum {
AXP717_CLDO3,
AXP717_CLDO4,
AXP717_CPUSLDO,
AXP717_BOOST,
AXP717_REG_ID_MAX,
};