Commit 8a3d2ad6 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven
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dt-bindings: fuse: Document R-Car E-FUSE / OTP_MEM 



Document support for E-FUSE non-volatile memory accessible through
OTP_MEM on R-Car V4H and V4M.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: default avatarRob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/436506babe4ce468fda19380d9373470468e3752.1716974502.git.geert+renesas@glider.be
parent 2f6b62e8

Documentation/devicetree/bindings/fuse/renesas,rcar-otp.yaml

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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/fuse/renesas,rcar-otp.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: R-Car E-FUSE connected to OTP_MEM



maintainers:

  - Geert Uytterhoeven <geert+renesas@glider.be>



description:

  The E-FUSE is a type of non-volatile memory, which is accessible through the

  One-Time Programmable Memory (OTP_MEM) module on some R-Car Gen4 SoCs.



properties:

  compatible:

    enum:

      - renesas,r8a779g0-otp # R-CarV4H

      - renesas,r8a779h0-otp # R-CarV4M



  reg:

    items:

      - description: OTP_MEM_0

      - description: OTP_MEM_1



required:

  - compatible

  - reg



additionalProperties: false



examples:

  - |

    otp: otp@e61be000 {

            compatible = "renesas,r8a779g0-otp";

            reg = <0xe61be000 0x1000>, <0xe61bf000 0x1000>;

    };