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| author | Baolin Wang <baolin.wang@linaro.org> | 2018-09-17 13:03:30 -0700 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2018-09-20 02:58:08 +0200 |
| commit | 8d1f326ab8edbb15cb90ffe43fc9a0d7add97291 (patch) | |
| tree | fca8eed87a64bd9623dff3ad4ca30c29db61075a | |
| parent | 079cdff3d0a09c5da10ae1be35def7a116776328 (diff) | |
| download | linux-stable-8d1f326ab8edbb15cb90ffe43fc9a0d7add97291.tar.gz linux-stable-8d1f326ab8edbb15cb90ffe43fc9a0d7add97291.tar.bz2 linux-stable-8d1f326ab8edbb15cb90ffe43fc9a0d7add97291.zip | |
dt-bindings: power: Add Spreadtrum SC2731 charger documentation
This patch adds the binding documentation for Spreadtrum SC2731 charger
device.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
| -rw-r--r-- | Documentation/devicetree/bindings/power/supply/sc2731_charger.txt | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/supply/sc2731_charger.txt b/Documentation/devicetree/bindings/power/supply/sc2731_charger.txt new file mode 100644 index 000000000000..5266fab16575 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/sc2731_charger.txt @@ -0,0 +1,40 @@ +Spreadtrum SC2731 PMIC battery charger binding + +Required properties: + - compatible: Should be "sprd,sc2731-charger". + - reg: Address offset of charger register. + - phys: Contains a phandle to the USB phy. + +Optional Properties: +- monitored-battery: phandle of battery characteristics devicetree node. + The charger uses the following battery properties: +- charge-term-current-microamp: current for charge termination phase. +- constant-charge-voltage-max-microvolt: maximum constant input voltage. + See Documentation/devicetree/bindings/power/supply/battery.txt + +Example: + + bat: battery { + compatible = "simple-battery"; + charge-term-current-microamp = <120000>; + constant-charge-voltage-max-microvolt = <4350000>; + ...... + }; + + sc2731_pmic: pmic@0 { + compatible = "sprd,sc2731"; + reg = <0>; + spi-max-frequency = <26000000>; + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <2>; + #address-cells = <1>; + #size-cells = <0>; + + charger@0 { + compatible = "sprd,sc2731-charger"; + reg = <0x0>; + phys = <&ssphy>; + monitored-battery = <&bat>; + }; + }; |