netdev - Re: [PATCH RFC] ixp4xx_eth: Allow setting the MDIO bus name in platform data

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Message-ID: <m3r45r72u9.fsf@intrepid.localdomain>
Date:	Mon, 24 Mar 2014 21:34:38 +0100
From:	Krzysztof Halasa <khc@...waw.pl>
To:	Simon Kågström <simon.kagstrom@...insight.net>
Cc:	"linux-arm-kernel\@lists.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Arnd Bergmann <arnd@...db.de>, <arm@...nel.org>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	<davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH RFC] ixp4xx_eth: Allow setting the MDIO bus name in platform data

Simon Kågström <simon.kagstrom@...insight.net> writes:

> Allows using e.g., a fixed MDIO bus with the ixp4xx_eth driver.
> Example:
>
>   static struct eth_plat_info board_plat_eth_internal[] = {
> 	{
> 		.mdio_bus_id	= "fixed-0",
> 		.phy		= 31,
> 		.rxq		= 4,
> 		.txreadyq	= 21,
> 		.hwaddr		= {0x02, 0x00, 0x00, 0x00, 0x00, 0x00},
> 	}
>   };

Why do we need it? I'm not sure I know what constitutes a "fixed MDIO
bus".
-- 
Krzysztof Halasa
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