linux-kernel - Re: [PATCH 3/4] usb: dwc3: of-simple: Add support for Agilex5 SoCFPGA

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Message-ID: <20251114000257.52ahtqht7ax4o37l@synopsys.com>
Date: Fri, 14 Nov 2025 00:02:58 +0000
From: Thinh Nguyen <Thinh.Nguyen@...opsys.com>
To: "adrianhoyin.ng@...era.com" <adrianhoyin.ng@...era.com>
CC: "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "robh@...nel.org" <robh@...nel.org>,
        "krzk+dt@...nel.org" <krzk+dt@...nel.org>,
        "conor+dt@...nel.org" <conor+dt@...nel.org>,
        "dinguyen@...nel.org" <dinguyen@...nel.org>,
        Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/4] usb: dwc3: of-simple: Add support for Agilex5 SoCFPGA

On Tue, Nov 11, 2025, adrianhoyin.ng@...era.com wrote:
> From: Adrian Ng Ho Yin <adrianhoyin.ng@...era.com>
> 
> Add the compatible string "altr,agilex5-dwc3" to the
> dwc3-of-simple driver match table to enable support for the DWC3
> controller on Agilex5 SoCFPGA platform.
> 
> The DWC3 controller on Agilex5 is instantiated as a child node
> under the DWC3 simple glue layer. The simple glue layer is sufficient
> for Agilex5 as no platform-specific initialization or custom control
> logic is required.
> 

As noted by Krzysztof Kozlowski, use the new flatten model and
dwc3-generic-plat driver.

BR,
Thinh

> Signed-off-by: Adrian Ng Ho Yin <adrianhoyin.ng@...era.com>
> ---
>  drivers/usb/dwc3/dwc3-of-simple.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c
> index a4954a21be93..52f9ee236a1e 100644
> --- a/drivers/usb/dwc3/dwc3-of-simple.c
> +++ b/drivers/usb/dwc3/dwc3-of-simple.c
> @@ -174,6 +174,7 @@ static const struct of_device_id of_dwc3_simple_match[] = {
>  	{ .compatible = "hisilicon,hi3670-dwc3" },
>  	{ .compatible = "hisilicon,hi3798mv200-dwc3" },
>  	{ .compatible = "intel,keembay-dwc3" },
> +	{ .compatible = "altr,agilex5-dwc3" },
>  	{ /* Sentinel */ }
>  };
>  MODULE_DEVICE_TABLE(of, of_dwc3_simple_match);
> -- 
> 2.49.GIT
>