[U-Boot] PATCH macb fix phy address

[Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>]

On 13:01 Wed 12 Nov     , Giulio Benetti wrote:
> - Fixed finding phyter address
> - Added searching for other addresses if not found
> 
> diff -urpN -X macb-exclude u-boot.orig/drivers/net/macb.c 
> u-boot/drivers/net/macb.c
> --- u-boot.orig/drivers/net/macb.c	2008-08-12 16:08:38.000000000 +0200
> +++ u-boot/drivers/net/macb.c	2008-11-12 12:51:16.000000000 +0100
> @@ -1,5 +1,7 @@
>  /*
>   * Copyright (C) 2005-2006 Atmel Corporation
> + * Giulio Benetti <giulio.benetti@micronovasrl.com>
> + * Micronova srl <info@micronovasrl.com>
please remove, you do not do enough modification to add your copyright
>   *
>   * This program is free software; you can redistribute it and/or modify
>   * it under the terms of the GNU General Public License as published by
> @@ -84,6 +86,8 @@ struct macb_dma_desc {
>  #define TXBUF_WRAP		0x40000000
>  #define TXBUF_USED		0x80000000
>  
> +#define MAX_PHY_ADDRESS_NUMBER	32
> +
>  struct macb_device {
>  	void			*regs;
>  
> @@ -325,8 +329,18 @@ static int macb_phy_init(struct macb_dev
>  	int i;
>  
>  	/* Check if the PHY is up to snuff... */
> -	phy_id = macb_mdio_read(macb, MII_PHYSID1);
> -	if (phy_id == 0xffff) {
> +	printf("%s: Finding PHYs\n", netdev->name);
> +
> +	for(i = 0; i < MAX_PHY_ADDRESS_NUMBER; i++) {
> +		lpa = macb_mdio_read(macb, MII_LPA);
> +		phy_id = macb_mdio_read(macb, MII_PHYSID1);
> +		if ((phy_id != 0xffff) && (lpa != 0xffff)) {
> +			break;
> +		}
> +		macb->phy_addr++;
> +	}
> +
> +	if(i >= MAX_PHY_ADDRESS_NUMBER) {

please make this as an option
>  		printf("%s: No PHY present\n", netdev->name);
>  		return 0;
>  	}
> 
> Signed-off-by: Giulio Benetti <giulio.benetti@micronovasrl.com>
> 
please move to the comment

Best Regards,
J.