linux-kernel - Re: [PATCH v2 1/3] dt-bindings: gpio: Add imx-scu gpio driver bindings

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Message-ID: <5eb4d4a0-9895-dc0b-ba6a-ac435674892d@linaro.org>
Date:   Tue, 9 Aug 2022 19:05:16 +0300
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Shenwei Wang <shenwei.wang@....com>, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linus.walleij@...aro.org,
        brgl@...ev.pl, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        imx@...ts.linux.dev
Subject: Re: [PATCH v2 1/3] dt-bindings: gpio: Add imx-scu gpio driver
 bindings

On 09/08/2022 17:31, Shenwei Wang wrote:
> Add binding document for the imx-scu gpio driver.
> 
> Signed-off-by: Shenwei Wang <shenwei.wang@....com>
> ---
>  .../bindings/gpio/fsl,imx8-scu-gpio.yaml      | 39 +++++++++++++++++++
>  1 file changed, 39 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/gpio/fsl,imx8-scu-gpio.yaml
> 
> diff --git a/Documentation/devicetree/bindings/gpio/fsl,imx8-scu-gpio.yaml b/Documentation/devicetree/bindings/gpio/fsl,imx8-scu-gpio.yaml
> new file mode 100644
> index 000000000000..4cbe3108a612
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/gpio/fsl,imx8-scu-gpio.yaml
> @@ -0,0 +1,39 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/gpio/fsl,imx8-scu-gpio.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: GPIO driver over IMX SCU firmware API
> +
> +maintainers:
> +  - Shenwei Wang <shenwei.wang@....com>
> +
> +description: |
> +  This module provides the standard interface to control the
> +  resource pins in SCU domain on i.MX8 platforms.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - fsl,imx8-scu-gpio

This should be rather a specific imx8 chip. See other imx8 SCU bindings.
Strictly speaking there is no "imx8" SoC and compatible should be
derived from SoC.



Best regards,
Krzysztof