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SubjectRe: [PATCH v1 1/2] dt-binding: iio: add NPCM ADC documentation
On Mon, Dec 24, 2018 at 06:47:54PM +0200, Tomer Maimon wrote:
> Added device tree binding documentation for Nuvoton BMC
> NPCM Analog-to-Digital Converter(ADC).
>
> Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
> ---
> .../bindings/iio/adc/nuvoton,npcm-adc.txt | 35 ++++++++++++++++++++++
> 1 file changed, 35 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/iio/adc/nuvoton,npcm-adc.txt
>
> diff --git a/Documentation/devicetree/bindings/iio/adc/nuvoton,npcm-adc.txt b/Documentation/devicetree/bindings/iio/adc/nuvoton,npcm-adc.txt
> new file mode 100644
> index 000000000000..6f0843d837cc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/nuvoton,npcm-adc.txt
> @@ -0,0 +1,35 @@
> +Nuvoton NPCM Analog to Digital Converter (ADC)
> +
> +The NPCM ADC is a 10-bit converter for eight channel inputs.
> +
> +Required properties:
> +- compatible : "nuvoton,npcm750-adc" for the NPCM7XX BMC.
> +- reg : specifies physical base address and size of the registers.
> +- interrupts : Contain the ADC interrupt with flags for falling edge.
> +
> +Optional properties:
> +- clocks : phandle of ADC reference clock, in case the clock is not
> + added the ADC will use the default ADC sample rate.
> +- vref-supply : The regulator supply ADC reference voltage, in case the
> + vref-supply is not added the ADC will use internal voltage
> + reference.
> +
> +Required Node in the NPCM7xx BMC:
> +An additional register is present in the NPCM7xx SOC which is
> +assumed to be in the same device tree, with and marked as
> +compatible with "nuvoton,npcm750-rst".
> +
> +Example:
> +
> +adc: adc@f000c000 {
> + compatible = "nuvoton,npcm750-adc";
> + reg = <0xf000c000 0x8>;
> + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk NPCM7XX_CLK_ADC>;
> +};
> +
> +rst: rst@f0801000 {

Why is this node here?

> + compatible = "nuvoton,npcm750-rst", "syscon",
> + "simple-mfd";
> + reg = <0xf0801000 0x6C>;
> +};
> --
> 2.14.1
>

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