linux-kernel - Re: [PATCH v1 8/9] usb: phy: dts: Adding usbphy DT bindings for am33xx

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Message-ID: <519E5D58.5020002@cogentembedded.com>
Date:	Thu, 23 May 2013 22:18:00 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	"B, Ravi" <ravibabu@...com>
CC:	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Balbi, Felipe" <balbi@...com>
Subject: Re: [PATCH v1 8/9] usb: phy: dts: Adding usbphy DT bindings for am33xx

Hello.

On 05/23/2013 09:13 PM, B, Ravi wrote:

>
>>> +		phy1: usbphy-gs70@...10620 {
>>> +			compatible = "ti,dsps-usbphy";
>>> +			reg = <0x44e10620 0x8
>>> +			       0x44e10648 0x4>;
>>> +			reg-names = "phy_ctrl","phy_wkup";
>>> +			id = <0>;
>>> +		};
>>> +
>>> +		phy2: usbphy-gs70@...10628 {
>>> +			compatible = "ti,dsps-usbphy";
>>> +			reg = <0x44e10628 0x8
>>> +			       0x44e10648 0x4>;
>> The second register conflicts with phy1.
> The two instances of phy uses common phy wakeup register.

     That's why there is a resource conflict. Have you actually tried to 
instantiate the devices out of such tree?
This register should be declared somewhere above the PHYs I think...

> --
> Ravi B

WBR, Sergei

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