On Wed, 16 Jan 2019 18:48:54 +0200
Tomer Maimon wrote:
> Added device tree binding documentation for Nuvoton BMC
> NPCM Analog-to-Digital Converter(ADC).
>
> Signed-off-by: Tomer Maimon
> Reviewed-by: Rob Herring
Applied to the togreg branch of iio.git and pushed out as testing for the
autobuilders to play with it.
Thanks,
Jonathan
> ---
> .../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 ..1b8132cd9060
> --- /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 = ;
> + clocks = <&clk NPCM7XX_CLK_ADC>;
> +};
> +
> +rst: rst@f0801000 {
> + compatible = "nuvoton,npcm750-rst", "syscon",
> + "simple-mfd";
> + reg = <0xf0801000 0x6C>;
> +};
