netdev - Re: [PATCH] net: sh_eth: Add RMII mode setting in probe

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Message-ID: <54652E96.2060100@cogentembedded.com>
Date:	Fri, 14 Nov 2014 01:20:06 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Yoshihiro Kaneko <ykaneko0929@...il.com>, netdev@...r.kernel.org
CC:	"David S. Miller" <davem@...emloft.net>,
	Simon Horman <horms@...ge.net.au>,
	Magnus Damm <magnus.damm@...il.com>, linux-sh@...r.kernel.org
Subject: Re: [PATCH] net: sh_eth: Add RMII mode setting in probe

Hello.

On 11/13/2014 09:54 AM, Yoshihiro Kaneko wrote:

> From: Hisashi Nakamura <hisashi.nakamura.ak@...esas.com>

> When using RMMI mode, it is necessary to change in probe.

    I'd like this need to be explained in more detail.

> Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@...esas.com>
> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@...il.com>
> ---

> This patch is based on net-next tree.

>   drivers/net/ethernet/renesas/sh_eth.c | 4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
> index dbe8606..1f79ed6 100644
> --- a/drivers/net/ethernet/renesas/sh_eth.c
> +++ b/drivers/net/ethernet/renesas/sh_eth.c
> @@ -1,5 +1,6 @@
>   /*  SuperH Ethernet device driver
>    *
> + *  Copyright (C) 2014  Renesas Electronics Corporation
>    *  Copyright (C) 2006-2012 Nobuhiro Iwamatsu
>    *  Copyright (C) 2008-2014 Renesas Solutions Corp.
>    *  Copyright (C) 2013-2014 Cogent Embedded, Inc.
> @@ -2883,6 +2884,9 @@ static int sh_eth_drv_probe(struct platform_device *pdev)
>   		}
>   	}
>
> +	if (mdp->cd->rmiimode)
> +		sh_eth_write(ndev, 0x1, RMIIMODE);
> +

    Does not such code need to be removed from sh_eth_dev_init() then?

WBR, Sergei

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