Subject: Re: [PATCH] net: Add 405EX support to new EMAC driver

From: Benjamin Herrenschmidt <[email-masked]>
Date: Fri, 02 Nov 2007 07:37:01 +1100

On Thu, 2007-11-01 at 15:54 +0100, Stefan Roese wrote:
> This patch adds support for the 405EX to the new EMAC driver.
> 
> Tested on AMCC Kilauea.

 .../...

> diff --git a/drivers/net/ibm_newemac/rgmii.c b/drivers/net/ibm_newemac/rgmii.c
> index de41695..e393f68 100644
> --- a/drivers/net/ibm_newemac/rgmii.c
> +++ b/drivers/net/ibm_newemac/rgmii.c
> @@ -140,9 +140,6 @@ void rgmii_get_mdio(struct of_device *ofdev, int input)
>  
>  	RGMII_DBG2(dev, "get_mdio(%d)" NL, input);
>  
> -	if (dev->type != RGMII_AXON)
> -		return;
> -
>  	mutex_lock(&dev->lock);

That will break 440GX boards that need to use the RGMII for data and the
ZMII for MDIO.

You may want to change the name RGMII_AXON something like RGMII_HAS_MDIO
instead and set that for 405EX as well instead.

Ben.