Emmanuel Gil Peyrot 9aaf4d2a08 dt-bindings: nintendo-otp: Document the Wii and Wii U OTP support
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.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210810153036.1494-2-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-08-13 10:27:20 +02:00

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# SPDX-License-Identifier: 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@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@d8001ec {
compatible = "nintendo,latte-otp";
reg = <0x0d8001ec 0x8>;
};
...