linux-kernel - Re: [PATCH 1/3 v2] dt-bindings: usb: Add compatible strings for s32g2/s32g3

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Message-ID: <aEw6ZTW/4iC3TXSO@lizhi-Precision-Tower-5810>
Date: Fri, 13 Jun 2025 10:49:09 -0400
From: Frank Li <Frank.li@....com>
To: Ghennadi Procopciuc <dan.carpenter@...aro.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Xu Yang <xu.yang_2@....com>,
	Peng Fan <peng.fan@....com>, linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev, s32@....com, linaro-s32@...aro.org,
	Larisa Grigore <larisa.grigore@....com>,
	Ionut Vicovan <Ionut.Vicovan@....com>,
	Ghennadi Procopciuc <ghennadi.procopciuc@....com>
Subject: Re: [PATCH 1/3 v2] dt-bindings: usb: Add compatible strings for
 s32g2/s32g3

On Thu, Jun 12, 2025 at 09:50:51PM +0300, Ghennadi Procopciuc wrote:
> From: Ghennadi Procopciuc <ghennadi.procopciuc@....com>
>
> Add the compatible strings for the NXP s32g2 and s32g3.  These chips
> are mostly compatible.  The one difference is that the s32g2-usbmisc
> device has an errata ERR050474 which requires a special flag to be set
> for handling packages that aren't 4 byte aligned.
>
> Signed-off-by: Larisa Grigore <larisa.grigore@....com>
> Signed-off-by: Ionut Vicovan <Ionut.Vicovan@....com>
> Signed-off-by: Ghennadi Procopciuc <ghennadi.procopciuc@....com>
> Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
> ---
> Changes since v1:
> 1: Alphabetize
> 2: Update the commit message a bit.
>
>  Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml | 2 ++
>  Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml  | 2 ++
>  2 files changed, 4 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> index cc5787a8cfa3..f6372b76ed5a 100644
> --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
> @@ -23,6 +23,8 @@ properties:
>            - nvidia,tegra30-udc
>            - nvidia,tegra114-udc
>            - nvidia,tegra124-udc
> +          - nxp,s32g2-usb
> +          - nxp,s32g3-usb

You plan support nxp,s32g3-usb fallback to nxp,s32g2-usb in dts, your dts
can't pass CHECK_DTB with this bindding.

Frank
>            - qcom,ci-hdrc
>        - items:
>            - enum:
> diff --git a/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml b/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml
> index 019435540df0..ca677d1a8274 100644
> --- a/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml
> +++ b/Documentation/devicetree/bindings/usb/fsl,usbmisc.yaml
> @@ -21,6 +21,8 @@ properties:
>            - fsl,imx53-usbmisc
>            - fsl,imx6q-usbmisc
>            - fsl,vf610-usbmisc
> +          - nxp,s32g2-usbmisc
> +          - nxp,s32g3-usbmisc
>        - items:
>            - enum:
>                - fsl,imx6ul-usbmisc
> --
> 2.47.2
>