netdev - Re: socfpga/sockit ethernet problems

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Date:	Mon, 14 Jul 2014 14:34:16 +0200
From:	Pavel Machek <pavel@...x.de>
To:	Stefan Roese <mail@...se.nl>
Cc:	Dinh Nguyen <dinguyen@...era.com>, dzu@...x.de,
	netdev@...r.kernel.org, gsi@...x.de, peppe.cavallaro@...com,
	s.trumtrar@...gutronix.de, linux-arm-kernel@...ts.infradead.org
Subject: Re: socfpga/sockit ethernet problems

Hi!

> >Are there suitable default values?
> >
> >u-boot uses these defaults:
> >
> >include/configs/socfpga_common.h:#define CONFIG_KSZ9021_CLK_SKEW_VAL
> >0xf0f0
> >include/configs/socfpga_common.h:#define CONFIG_KSZ9021_DATA_SKEW_VAL
> >0x0
> >
> >...that should correspond to txc-skew-ps == rxc-skew-ps == 3000, all
> >other skew values == 0?
> >
> >Could someone with socrates board and network problems test if this
> >makes any difference?
> 
> SoCrates uses a different PHY, the Lantiq PEF7071 (PHY11G). So those
> dts additions have no effect on SoCrates.

Oops, I guess I was confused.
									Pavel
-- 
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