[PATCH v3 2/5] dt-bindings: nintendo-otp: Document the Wii and Wii U OTP support

[Rob Herring]

On Fri, Jul 02, 2021 at 12:57:40AM +0200, Emmanuel Gil Peyrot wrote:
> Both of these consoles use the exact same two registers, even at the
> same address, but the Wii U has eight banks of 128 bytes memory while
> the Wii only has one, hence the two compatible strings.
> 
> Signed-off-by: Emmanuel Gil Peyrot <linkmauve at linkmauve.fr>
> ---
>  .../bindings/nvmem/nintendo-otp.yaml          | 44 +++++++++++++++++++
>  1 file changed, 44 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/nvmem/nintendo-otp.yaml
> 
> diff --git a/Documentation/devicetree/bindings/nvmem/nintendo-otp.yaml b/Documentation/devicetree/bindings/nvmem/nintendo-otp.yaml
> new file mode 100644
> index 000000000000..c39bd64b03b9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/nintendo-otp.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: GPL-2.0

GPL-2.0-only OR BSD-2-Clause

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/nvmem/nintendo-otp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nintendo Wii and Wii U OTP Device Tree Bindings
> +
> +description: |
> +  This binding represents the OTP memory as found on a Nintendo Wii or Wii U,
> +  which contains common and per-console keys, signatures and related data
> +  required to access peripherals.
> +
> +  See https://wiiubrew.org/wiki/Hardware/OTP
> +
> +maintainers:
> +  - Emmanuel Gil Peyrot <linkmauve at linkmauve.fr>
> +
> +allOf:
> +  - $ref: "nvmem.yaml#"
> +
> +properties:
> +  compatible:
> +    enum:
> +      - nintendo,hollywood-otp
> +      - nintendo,latte-otp
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    otp at d8001ec {
> +        compatible = "nintendo,latte-otp";
> +        reg = <0x0d8001ec 0x8>;
> +    };
> +
> +...
> -- 
> 2.32.0
> 
>