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| author | Chris Morgan <macromorgan@hotmail.com> | 2024-08-21 16:54:46 -0500 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2024-08-27 18:12:25 +0200 |
| commit | 6f5cdb7ec8836bb5e5ab221c2f49e2b170d5a978 (patch) | |
| tree | 762adfbfd137eae70db97df2e8049340252935c7 /Documentation/devicetree/bindings/power | |
| parent | ae640fc690353f6181740b50a0d6761bc67ebaa9 (diff) | |
| download | lwn-6f5cdb7ec8836bb5e5ab221c2f49e2b170d5a978.tar.gz lwn-6f5cdb7ec8836bb5e5ab221c2f49e2b170d5a978.zip | |
dt-bindings: power: supply: axp20x: Add input-current-limit-microamp
Allow specifying a hard limit of the maximum input current. Some PMICs
such as the AXP717 can pull up to 3.25A, so allow a value to be
specified that clamps this in the event the hardware is not designed
for it.
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240821215456.962564-6-macroalpha82@gmail.com
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'Documentation/devicetree/bindings/power')
| -rw-r--r-- | Documentation/devicetree/bindings/power/supply/x-powers,axp20x-usb-power-supply.yaml | 58 |
1 files changed, 55 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/power/supply/x-powers,axp20x-usb-power-supply.yaml b/Documentation/devicetree/bindings/power/supply/x-powers,axp20x-usb-power-supply.yaml index 34b7959d6772..ab24ebf2852f 100644 --- a/Documentation/devicetree/bindings/power/supply/x-powers,axp20x-usb-power-supply.yaml +++ b/Documentation/devicetree/bindings/power/supply/x-powers,axp20x-usb-power-supply.yaml @@ -15,9 +15,6 @@ maintainers: - Chen-Yu Tsai <wens@csie.org> - Sebastian Reichel <sre@kernel.org> -allOf: - - $ref: power-supply.yaml# - properties: compatible: oneOf: @@ -31,8 +28,63 @@ properties: - const: x-powers,axp803-usb-power-supply - const: x-powers,axp813-usb-power-supply + input-current-limit-microamp: + description: + Optional value to clamp the maximum input current limit to for + the device. If omitted, the programmed value from the EFUSE will + be used. + minimum: 100000 + maximum: 4000000 required: - compatible +allOf: + - $ref: power-supply.yaml# + - if: + properties: + compatible: + contains: + enum: + - x-powers,axp192-usb-power-supply + then: + properties: + input-current-limit-microamp: + enum: [100000, 500000] + + - if: + properties: + compatible: + contains: + enum: + - x-powers,axp202-usb-power-supply + - x-powers,axp223-usb-power-supply + then: + properties: + input-current-limit-microamp: + enum: [100000, 500000, 900000] + + - if: + properties: + compatible: + contains: + enum: + - x-powers,axp221-usb-power-supply + then: + properties: + input-current-limit-microamp: + enum: [500000, 900000] + + - if: + properties: + compatible: + contains: + enum: + - x-powers,axp813-usb-power-supply + then: + properties: + input-current-limit-microamp: + enum: [100000, 500000, 900000, 1500000, 2000000, 2500000, + 3000000, 3500000, 4000000] + additionalProperties: false |