linux-kernel - Re: [PATCH 1/1] DM9000B: driver initialization upgrade

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Message-Id: <20130331.194501.2152753313602353257.davem@davemloft.net>
Date:	Sun, 31 Mar 2013 19:45:01 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	josright123@...il.com
Cc:	wfp5p@...ginia.edu, matthew@...tleach.net,
	gregkh@...uxfoundation.org, joseph_chang@...icom.com.tw,
	jiri@...nulli.us, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] DM9000B: driver initialization upgrade

From: Joseph CHANG <josright123@...il.com>
Date: Fri, 29 Mar 2013 17:13:42 +0800

> Fix bug for DM9000 revision B which contain a DSP PHY
> 
> DM9000B use DSP PHY instead previouse DM9000 revisions' analog PHY,
> So need extra change in initialization, For
> explicity PHY Reset and PHY init parameter, and
> first DM9000_NCR reset need NCR_MAC_LBK bit by dm9000_probe().
> 
> Following DM9000_NCR reset cause by dm9000_open() clear the
> NCR_MAC_LBK bit.
> 
> Without this fix, Power-up FIFO pointers error happen around 2%
> rate among Davicom's customers' boards. With this fix, All above
> cases can be solved.
> 
> Signed-off-by: Joseph CHANG <josright123@...il.com>

Applied.
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