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 | 51 ++++++++++++++++++++++ MAINTAINERS | 5 +++ 2 files changed, 56 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..21fd5dc8e24e --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/adc/sophgo,cv18xx-adc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo 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,cv18xx-saradc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + description: + SARADC will use the presence of this clock to determine if the controller + needs to be explicitly clocked by it (Active domain) or if it is part of + the No-Die Domain, along with the RTC, which does not require explicit + clocking. + maxItems: 1 + +required: + - compatible + - reg + +examples: + - | + # ADC in the Active domain + adc@30f0000 { + compatible = "sophgo,cv18xx-saradc"; + clocks = <&clk CLK_SARADC>; + interrupts = <100 IRQ_TYPE_LEVEL_HIGH>; + reg = <0x030F0000 0x1000>; + }; + - | + # ADC in the No-Die domain + adc@502c000 { + compatible = "sophgo,cv18xx-saradc"; + reg = <0x0502C000 0x1000>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index aacccb376c28..dc87898c518c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20901,6 +20901,11 @@ S: Maintained N: sophgo K: sophgo +SOPHGO SARADC DEVICE DRIVER +M: Thomas Bonnefille <thomas.bonnefille@xxxxxxxxxxx> +S: Maintained +F: Documentation/devicetree/bindings/iio/adc/sophgo,cv18xx-saradc.yaml + SOUND M: Jaroslav Kysela <perex@xxxxxxxx> M: Takashi Iwai <tiwai@xxxxxxxx> -- 2.45.2
