netdev - Re: How to deal with a PHY configuration related to the board?

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Message-ID: <4F3A6925.2060601@atmel.com>
Date:	Tue, 14 Feb 2012 15:01:09 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
CC:	Ludovic Desroches <ludovic.desroches@...el.com>,
	Baruch Siach <baruch@...s.co.il>, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: How to deal with a PHY configuration related to the board?

On 02/14/2012 12:22 PM, Jean-Christophe PLAGNIOL-VILLARD :
> On 11:33 Tue 14 Feb     , Ludovic Desroches wrote:
>> Hi Baruch,
>>
>> On Tue, Feb 14, 2012 at 11:43:39AM +0200, Baruch Siach wrote:
>>> Hi Ludovic,
>>>
>>> On Tue, Feb 14, 2012 at 10:26:06AM +0100, Ludovic Desroches wrote:
>>>> I am using a Micrel KSZ9021RN PHY and I would like to configure some 
>>>> registers
>>>> as 'RGMII Clock and Control Pad Skew' and 'RGMII RX Data Pad Skew'.
>>>> So the values of these registers are board dependant and I wondering what is
>>>> the proper way to set them.
>>>> It seems there is no platform data usable for this case. Having a quick look
>>>> to other PHYs, the situation seems the same.
>>>>
>>>> Can you give me some clues about how to do this? Did I miss anything which
>>>> allow to do this?
>>>
>>> See ksz9021rn_phy_fixup() in arch/arm/mach-imx/mach-imx6q.c.
>>>
>>
>> Thanks for your help.
>>
>> So the solution is to use phy_register_fixup function.
> dts

?

Can you please build sentences?

(even if I suspect to know what you are talking about ;-))

Bye,
-- 
Nicolas Ferre
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