linux-kernel - Re: [PATCH v6 04/14] dt-bindings: nvmem: Add fsl,scu-ocotp yaml file

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Message-ID: <2ad286fb-b215-9c45-ab34-54354e3bb422@linaro.org>
Date:   Wed, 29 Jun 2022 19:56:17 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "Viorel Suman (OSS)" <viorel.suman@....nxp.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Dong Aisheng <aisheng.dong@....com>,
        Fabio Estevam <festevam@...il.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Stefan Agner <stefan@...er.ch>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amitk@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Abel Vesa <abelvesa@...nel.org>,
        Viorel Suman <viorel.suman@....com>,
        Oliver Graute <oliver.graute@...oconnector.com>,
        Liu Ying <victor.liu@....com>,
        Mirela Rabulea <mirela.rabulea@....com>,
        Peng Fan <peng.fan@....com>, Ming Qian <ming.qian@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-input@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-rtc@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-watchdog@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v6 04/14] dt-bindings: nvmem: Add fsl,scu-ocotp yaml file

On 29/06/2022 18:44, Viorel Suman (OSS) wrote:
> From: Abel Vesa <abel.vesa@....com>
> 
> In order to replace the fsl,scu txt file from bindings/arm/freescale,
> we need to split it between the right subsystems. This patch documents
> separately the 'ocotp' child node of the SCU main node.
> 
> Signed-off-by: Abel Vesa <abel.vesa@....com>
> Signed-off-by: Viorel Suman <viorel.suman@....com>
> ---
>  .../bindings/nvmem/fsl,scu-ocotp.yaml         | 57 +++++++++++++++++++
>  1 file changed, 57 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/nvmem/fsl,scu-ocotp.yaml
> 
> diff --git a/Documentation/devicetree/bindings/nvmem/fsl,scu-ocotp.yaml b/Documentation/devicetree/bindings/nvmem/fsl,scu-ocotp.yaml
> new file mode 100644
> index 000000000000..a8972acb1b01
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/fsl,scu-ocotp.yaml
> @@ -0,0 +1,57 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/nvmem/fsl,scu-ocotp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: i.MX SCU Client Device Node - OCOTP bindings based on SCU Message Protocol
> +
> +maintainers:
> +  - Dong Aisheng <aisheng.dong@....com>
> +
> +description: i.MX SCU Client Device Node
> +  Client nodes are maintained as children of the relevant IMX-SCU device node.
> +  Detailed bindings are described in bindings/nvmem/nvmem.txt

Skip last sentence, does not make sense anymore.

> +
> +allOf:
> +  - $ref: "nvmem.yaml#"

Don't mix quotes. I mentioned it last time, although in other place.

> +
> +properties:
> +  compatible:
> +    enum:
> +      - fsl,imx8qm-scu-ocotp
> +      - fsl,imx8qxp-scu-ocotp
> +
> +patternProperties:
> +  '^mac@[0-9a-f]*$':
> +    type: object
> +    description:
> +      MAC address.
> +
> +    properties:
> +      reg:
> +        description:
> +          Byte offset within OCOTP where the MAC address is stored
> +        maxItems: 1
> +
> +    required:
> +      - reg
> +
> +    additionalProperties: false
> +
> +required:
> +  - compatible
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    imx8qx-ocotp {

Just "ocotp" (generic node naming).

> +        compatible = "fsl,imx8qxp-scu-ocotp";
> +        #address-cells = <1>;
> +        #size-cells = <1>;
> +
> +        fec_mac0: mac@2c4 {
> +            reg = <0x2c4 6>;
> +        };
> +    };


Best regards,
Krzysztof