Add document describing device tree bindings for MAX14577 MFD driver. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx> Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> --- Documentation/devicetree/bindings/mfd/max14577.txt | 65 ++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/max14577.txt diff --git a/Documentation/devicetree/bindings/mfd/max14577.txt b/Documentation/devicetree/bindings/mfd/max14577.txt new file mode 100644 index 000000000000..0b2449aaf8bf --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/max14577.txt @@ -0,0 +1,65 @@ +Maxim MAX14577 Multi-Function Device + +MAX14577 is a Multi-Function Device with Micro-USB Interface Circuit, Li+ +Battery Charger and SFOUT LDO output for powering USB devices. It is +interfaced to host controller using I2C. + + +Required properties: +- compatible : Must be "maxim,max14577". +- reg : I2C slave address for the max14577 chip. +- interrupts : IRQ line for the max14577 chip. +- interrupt-parent : The parent interrupt controller. + + +Optional nodes: +- max14577-muic : + Node used only by extcon consumers. + Required properties: + - compatible : "maxim,max14577-muic" + +- regulators : + Required properties: + - compatible : "maxim,max14577-regulator" + + May contain a sub-node per regulator from the list below. Each + sub-node should contain the constraints and initialization information + for that regulator. See regulator.txt for a description of standard + properties for these sub-nodes. + + List of valid regulator names: CHARGER, SAFEOUT. + + The SAFEOUT is a fixed voltage regulator so there is no need to specify + voltages for it. + + +Example: + +#include <dt-bindings/interrupt-controller/irq.h> + +max14577@25 { + compatible = "maxim,max14577"; + reg = <0x25>; + interrupt-parent = <&gpx1>; + interrupts = <5 IRQ_TYPE_NONE>; + + muic: max14577-muic { + compatible = "maxim,max14577-muic"; + }; + + regulators { + compatible = "maxim,max14577-regulator"; + + safeout_reg: regulator@1 { + regulator-compatible = "SAFEOUT"; + regulator-name = "SAFEOUT"; + }; + charger_reg: regulator@0 { + regulator-compatible = "CHARGER"; + regulator-name = "CHARGER"; + regulator-min-microamp = <90000>; + regulator-max-microamp = <950000>; + regulator-boot-on; + }; + }; +}; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html