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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [patch] net: micrel: configure skew values for
Date: Sat, 25 Oct 2014 16:29:55 +0200	[thread overview]
Message-ID: <201410251629.55285.marex@denx.de> (raw)
In-Reply-To: <20141025112752.GA19599@amd>

On Saturday, October 25, 2014 at 01:27:52 PM, Pavel Machek wrote:
> This adds skew timing configuration for micrel ksz9021
> configuration. With this patch, I can add
> 
> #define CONFIG_KSZ9021_CLK_SKEW_ENV    "micrel-ksz9021-clk-skew"
> #define CONFIG_KSZ9021_CLK_SKEW_VAL    0xf0f0
> #define CONFIG_KSZ9021_DATA_SKEW_ENV   "micrel-ksz9021-data-skew"
> #define CONFIG_KSZ9021_DATA_SKEW_VAL   0x0
> 
> to my board's configuration file, and get working networking in
> u-boot.
> 
> Signed-off-by: Pavel Machek <pavel@denx.de>

CC boundary devices guys, since they already have this on Nitrogen6x,
but they placed the PHY tuning into the board file (which I think is
more correct).

See the attachment, I think this might be a stab on what you want to do.

Also, I don't think it's necessary to explicitly define new ad-hoc env
variables, actually I doubt there's any need for any env variables at all.

Best regards,
Marek Vasut
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  reply	other threads:[~2014-10-25 14:29 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-25 11:27 [patch] net: micrel: configure skew values for Pavel Machek
2014-10-25 14:29 ` Marek Vasut [this message]
2014-11-15 23:42 ` [U-Boot] " Marek Vasut

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