The Sophgo SARADC is a Successive Approximation ADC that can be found in the Sophgo SoC. Signed-off-by: Thomas Bonnefille <thomas.bonnefille@xxxxxxxxxxx> --- .../bindings/iio/adc/sophgo,cv18xx-saradc.yaml | 85 ++++++++++++++++++++++ 1 file changed, 85 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml new file mode 100644 index 000000000000..846590808e5f --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml @@ -0,0 +1,85 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/sophgo,cv18xx-saradc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: + Sophgo CV18XX SoC series 3 channels Successive Approximation Analog to + Digital Converters + +maintainers: + - Thomas Bonnefille <thomas.bonnefille@xxxxxxxxxxx> + +description: + Datasheet at https://github.com/sophgo/sophgo-doc/releases + +properties: + compatible: + const: sophgo,cv1800b-saradc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +patternProperties: + "^channel@[0-3]+$": + $ref: adc.yaml + + description: | + Represents the channels of the ADC. + + properties: + reg: + description: | + The channel number. It can have up to 3 channels numbered from 0 to 2. + items: + - minimum: 0 + maximum: 2 + + required: + - reg + + additionalProperties: false + + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/sophgo,cv1800.h> + #include <dt-bindings/interrupt-controller/irq.h> + adc@30f0000 { + compatible = "sophgo,cv1800b-saradc"; + reg = <0x030f0000 0x1000>; + clocks = <&clk CLK_SARADC>; + interrupts = <100 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + + channel@0 { + reg = <0>; + }; + channel@1 { + reg = <1>; + }; + channel@2 { + reg = <2>; + }; + }; -- 2.46.0
