linux-kernel - Re: [PATCH v4 1/2] usb: dwc3: core: add support for RTK SoC custom's global register start address

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Message-ID: <20230502223927.oyv5svn7gxhqi5g6@synopsys.com>
Date:   Tue, 2 May 2023 22:39:30 +0000
From:   Thinh Nguyen <Thinh.Nguyen@...opsys.com>
To:     Stanley Chang <stanley_chang@...ltek.com>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Felipe Balbi <balbi@...nel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 1/2] usb: dwc3: core: add support for RTK SoC custom's
 global register start address

Minor correction.

On Tue, May 02, 2023, Thinh Nguyen wrote:
> 
> Did you try this?
> 
> 	dwc_res.start = DWC3_RTK_ABC_GLOBAL_OFFSET;

Ignore the line above due to copy-paste error.

> 
> 	if (dev->of_node) {
> 		struct device_node *parent = of_get_parent(dev->of_node);
> 
> 		if (of_device_is_compatible(parent, "your-compatible"))
> 			dwc_res.start = DWC3_RTK_ABC_GLOBAL_OFFSET;
> 
> 		of_node_put(parent);
> 	}
>