[PATCH v3 1/3] dt-binding: reset: add NPCM reset controller documentation

[Rob Herring]

On Thu, Oct 31, 2019 at 03:56:15PM +0200, Tomer Maimon wrote:
> Added device tree binding documentation for Nuvoton BMC
> NPCM reset controller.

'dt-bindings' for the subject.

> 
> Signed-off-by: Tomer Maimon <tmaimon77 at gmail.com>
> ---
>  .../bindings/reset/nuvoton,npcm-reset.txt     | 32 +++++++++++++++++++
>  1 file changed, 32 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt
> 
> diff --git a/Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt b/Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt
> new file mode 100644
> index 000000000000..6e802703af60
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt
> @@ -0,0 +1,32 @@
> +Nuvoton NPCM Reset controller
> +
> +Required properties:
> +- compatible : "nuvoton,npcm750-reset" for NPCM7XX BMC
> +- reg : specifies physical base address and size of the register.
> +- #reset-cells: must be set to 2
> +
> +Optional property:
> +- nuvoton,sw-reset-number - Contains the software reset number to restart the SoC.
> +  NPCM7xx contain four software reset that represent numbers 1 to 4.
> +
> +  If 'nuvoton,sw-reset-number' is not specfied software reset is disabled.
> +
> +Example:
> +       rstc: rstc at f0801000 {
> +               compatible = "nuvoton,npcm750-reset";
> +               reg = <0xf0801000 0x70>;
> +               #reset-cells = <2>;
> +               nuvoton,sw-reset-number = <2>;
> +       };
> +
> +Specifying reset lines connected to IP NPCM7XX modules
> +======================================================
> +example:
> +
> +        spi0: spi at ..... {
> +                ...
> +                resets = <&rstc NPCM7XX_RESET_IPSRST2 NPCM7XX_RESET_PSPI1>;
> +                ...
> +        };
> +
> +The index could be found in <dt-bindings/reset/nuvoton,npcm7xx-reset.h>.
> --
> 2.22.0
> 
> 
> 
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Rob