target/linux/ixp4xx/patches-2.6.36/132-wrt300nv2_mac_fix.patch

   1 --- a/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
   2 +++ b/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
   3 @@ -3,6 +3,7 @@
   4   *
   5   * Board setup for the Linksys WRT300N v2
   6   *
   7 + * Copyright (C) 2010 Alexandros C. Couloumbis <alex@ozo.com>
   8   * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
   9   *
  10   * based on coyote-setup.c:
  11 @@ -18,6 +19,7 @@
  12  #include <linux/tty.h>
  13  #include <linux/serial_8250.h>
  14  #include <linux/slab.h>
  15 +#include <linux/etherdevice.h>
  16
  17  #include <asm/types.h>
  18  #include <asm/setup.h>
  19 @@ -79,7 +81,8 @@ static struct platform_device wrt300nv2_
  20  /* Built-in 10/100 Ethernet MAC interfaces */
  21  static struct eth_plat_info wrt300nv2_plat_eth[] = {
  22         {
  23 -               .phy            = -1,
  24 +               .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
  25 +               .phy_mask       = 0x0F0000,
  26                 .rxq            = 3,
  27                 .txreadyq       = 20,
  28         }, {
  29 @@ -110,6 +113,10 @@ static struct platform_device *wrt300nv2
  30
  31  static void __init wrt300nv2_init(void)
  32  {
  33 +       uint8_t __iomem *f;
  34 +       int offset = 0;
  35 +       int i;
  36 +
  37         ixp4xx_sys_init();
  38
  39         wrt300nv2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
  40 @@ -119,6 +126,32 @@ static void __init wrt300nv2_init(void)
  41         *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
  42
  43         platform_add_devices(wrt300nv2_devices, ARRAY_SIZE(wrt300nv2_devices));
  44 +
  45 +       f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x60000);
  46 +
  47 +       if (f) {
  48 +               for (i = 0; i < 6; i++) {
  49 +#ifdef __ARMEB__
  50 +                       wrt300nv2_plat_eth[0].hwaddr[i] = readb(f + 0x5FFA0 + i);
  51 +                       if (i == 5)
  52 +                               offset = 1;
  53 +                       wrt300nv2_plat_eth[1].hwaddr[i] = (wrt300nv2_plat_eth[0].hwaddr[i] + offset);
  54 +#else
  55 +                       wrt300nv2_plat_eth[0].hwaddr[i] = readb(f + 0x5FFA0 + (i^3));
  56 +                       if (i == 5)
  57 +                               offset = 1;
  58 +                       wrt300nv2_plat_eth[1].hwaddr[i] = (wrt300nv2_plat_eth[0].hwaddr[i] + offset);
  59 +#endif
  60 +               }
  61 +               iounmap(f);
  62 +       }
  63 +
  64 +       if (!(is_valid_ether_addr(wrt300nv2_plat_eth[0].hwaddr)))
  65 +               random_ether_addr(wrt300nv2_plat_eth[0].hwaddr);
  66 +       if (!(is_valid_ether_addr(wrt300nv2_plat_eth[1].hwaddr))) {
  67 +               memcpy(wrt300nv2_plat_eth[1].hwaddr, wrt300nv2_plat_eth[0].hwaddr, ETH_ALEN);
  68 +               wrt300nv2_plat_eth[1].hwaddr[5] = (wrt300nv2_plat_eth[0].hwaddr[5] + 1);
  69 +       }
  70  }
  71
  72  #ifdef CONFIG_MACH_WRT300NV2