netdev - Re: [PATCH 3/3] smsc911x: add flag SMSC911X_USE

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Date:	Tue, 24 Mar 2009 08:51:05 +0100
From:	Sascha Hauer <s.hauer@...gutronix.de>
To:	Richard Zhao <linuxzsc@...il.com>
Cc:	steve.glendinning@...c.com, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.arm.linux.org.uk, kernel@...gutronix.de
Subject: Re: [PATCH 3/3] smsc911x: add flag SMSC911X_USE_INTERPHY

Hi Richard,

On Tue, Mar 24, 2009 at 02:47:25PM +0800, Richard Zhao wrote:
> mx31pdk board don't have external PHY, but it wrongly pull up MDIO.
> So, add flag SMSC911X_USE_INTERPHY to force using internal PHY.

This patch is outdated. Linux-next already contains a
SMSC911X_FORCE_INTERNAL_PHY for exactly this reason.

Sascha

> 
> Signed-off-by: Richard Zhao <linuxzsc@...il.com>
> 
> diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
> index d1590ac..60f7b74 100644
> --- a/drivers/net/smsc911x.c
> +++ b/drivers/net/smsc911x.c
> @@ -831,10 +831,12 @@ static int __devinit smsc911x_mii_init(struct
> platform_device *pdev,
>  	case 0x01150000:
>  	case 0x117A0000:
>  	case 0x115A0000:
> -		/* External PHY supported, try to autodetect */
> -		if (smsc911x_phy_initialise_external(pdata) < 0) {
> -			SMSC_TRACE(HW, "No external PHY detected, "
> -				"using internal PHY");
> +		if (!(pdata->config & SMSC911X_USE_INTERPHY)) {
> +			/* External PHY supported, try to autodetect */
> +			if (smsc911x_phy_initialise_external(pdata) < 0) {
> +				SMSC_TRACE(HW, "No external PHY detected, "
> +					"using internal PHY");
> +			}
>  		}
>  		break;
>  	default:
> diff --git a/include/linux/smsc911x.h b/include/linux/smsc911x.h
> index 1cbf031..42b088d 100644
> --- a/include/linux/smsc911x.h
> +++ b/include/linux/smsc911x.h
> @@ -43,5 +43,6 @@ struct smsc911x_platform_config {
>  /* Constants for flags */
>  #define SMSC911X_USE_16BIT 			(BIT(0))
>  #define SMSC911X_USE_32BIT 			(BIT(1))
> +#define SMSC911X_USE_INTERPHY 			(BIT(2))
> 
>  #endif /* __LINUX_SMSC911X_H__ */
> -- 
> 1.5.6.3
> 

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