linux-kernel - Re: [PATCH] phy: fsl-imx8mq-usb: disable bind/unbind platform driver feature

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Message-ID: <aW+tSO3V+MEnXeu8@lizhi-Precision-Tower-5810>
Date: Tue, 20 Jan 2026 11:28:56 -0500
From: Frank Li <Frank.li@....com>
To: Xu Yang <xu.yang_2@....com>
Cc: vkoul@...nel.org, neil.armstrong@...aro.org, shawnguo@...nel.org,
	kernel@...gutronix.de, festevam@...il.com, jun.li@....com,
	linux-phy@...ts.infradead.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] phy: fsl-imx8mq-usb: disable bind/unbind platform driver
 feature

On Tue, Jan 20, 2026 at 07:17:12PM +0800, Xu Yang wrote:
> Disabling PHYs in runtime usually causes the client with external abort
> exception or similar issue due to lack of API to notify clients about PHY
> removal. This patch removes the possibility to unbind i.MX PHY drivers in
> runtime.
>
> Signed-off-by: Xu Yang <xu.yang_2@....com>
> ---
Reviewed-by: Frank Li <Frank.Li@....com>
>  drivers/phy/freescale/phy-fsl-imx8mq-usb.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/phy/freescale/phy-fsl-imx8mq-usb.c b/drivers/phy/freescale/phy-fsl-imx8mq-usb.c
> index 028c4c9dea40..abfa6ac3ae3f 100644
> --- a/drivers/phy/freescale/phy-fsl-imx8mq-usb.c
> +++ b/drivers/phy/freescale/phy-fsl-imx8mq-usb.c
> @@ -837,6 +837,7 @@ static struct platform_driver imx8mq_usb_phy_driver = {
>  	.driver = {
>  		.name	= "imx8mq-usb-phy",
>  		.of_match_table	= imx8mq_usb_phy_of_match,
> +		.suppress_bind_attrs = true,
>  	}
>  };
>  module_platform_driver(imx8mq_usb_phy_driver);
> --
> 2.34.1
>