linux-kernel - Re: [PATCH 3/3] usb: dwc3: introduce flatten model driver of i.MX Soc

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Message-ID: <20260204022711.muav5duo3f6xijko@synopsys.com>
Date: Wed, 4 Feb 2026 02:27:16 +0000
From: Thinh Nguyen <Thinh.Nguyen@...opsys.com>
To: Peng Fan <peng.fan@....nxp.com>
CC: Xu Yang <xu.yang_2@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>, Frank Li <frank.li@....com>,
        Li Jun <jun.li@....com>, Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "imx@...ts.linux.dev" <imx@...ts.linux.dev>,
        "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] usb: dwc3: introduce flatten model driver of i.MX Soc

On Tue, Feb 03, 2026, Peng Fan wrote:
> On Mon, Feb 02, 2026 at 06:27:47PM +0800, Xu Yang wrote:
> >+
> >+	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core");
> >+	if (!res)
> >+		return dev_err_probe(dev, -ENODEV, "missing core memory resource\n");
> 
> -ENOENT should be better.

Hm... that's for file or directory, and doesn't seem to fit here well.

BR,
Thinh