From bbdfeea2c6da271813a29344c8515220d0413daf Mon Sep 17 00:00:00 2001 From: Artur Rojek Date: Sat, 23 Mar 2019 18:28:08 +0100 Subject: dt-bindings: power: supply: Add docs for Ingenic JZ47xx SoCs battery. Add documentation for the ingenic-battery driver, used on JZ47xx SoCs. Signed-off-by: Artur Rojek Acked-by: Jonathan Cameron Signed-off-by: Sebastian Reichel --- .../bindings/power/supply/ingenic,battery.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/supply/ingenic,battery.txt (limited to 'Documentation/devicetree/bindings/power') diff --git a/Documentation/devicetree/bindings/power/supply/ingenic,battery.txt b/Documentation/devicetree/bindings/power/supply/ingenic,battery.txt new file mode 100644 index 000000000000..66430bf73815 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/ingenic,battery.txt @@ -0,0 +1,31 @@ +* Ingenic JZ47xx battery bindings + +Required properties: + +- compatible: Must be "ingenic,jz4740-battery". +- io-channels: phandle and IIO specifier pair to the IIO device. + Format described in iio-bindings.txt. +- monitored-battery: phandle to a "simple-battery" compatible node. + +The "monitored-battery" property must be a phandle to a node using the format +described in battery.txt, with the following properties being required: + +- voltage-min-design-microvolt: Drained battery voltage. +- voltage-max-design-microvolt: Fully charged battery voltage. + +Example: + +#include + +simple_battery: battery { + compatible = "simple-battery"; + voltage-min-design-microvolt = <3600000>; + voltage-max-design-microvolt = <4200000>; +}; + +ingenic_battery { + compatible = "ingenic,jz4740-battery"; + io-channels = <&adc INGENIC_ADC_BATTERY>; + io-channel-names = "battery"; + monitored-battery = <&simple_battery>; +}; -- cgit v1.2.3