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Diffstat (limited to 'Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt new file mode 100644 index 000000000..8aad960de --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt @@ -0,0 +1,36 @@ +Spreadtrum SC27XX series PMICs ADC binding + +Required properties: +- compatible: Should be one of the following. + "sprd,sc2720-adc" + "sprd,sc2721-adc" + "sprd,sc2723-adc" + "sprd,sc2730-adc" + "sprd,sc2731-adc" +- reg: The address offset of ADC controller. +- interrupt-parent: The interrupt controller. +- interrupts: The interrupt number for the ADC device. +- #io-channel-cells: Number of cells in an IIO specifier. +- hwlocks: Reference to a phandle of a hwlock provider node. + +Example: + + 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>; + + pmic_adc: adc@480 { + compatible = "sprd,sc2731-adc"; + reg = <0x480>; + interrupt-parent = <&sc2731_pmic>; + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; + #io-channel-cells = <1>; + hwlocks = <&hwlock 4>; + }; + }; |