ixp4xx: backport r21893 wrt300nv2 mac fix to 2.6.32

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22284 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ixp4xx/patches-2.6.32/132-wrt300nv2_mac_fix.patch b/target/linux/ixp4xx/patches-2.6.32/132-wrt300nv2_mac_fix.patch
new file mode 100644 (file)
index 0000000..cc891e2
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.32/132-wrt300nv2_mac_fix.patch
@@ -0,0 +1,71 @@
+--- a/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
++++ b/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
+@@ -3,6 +3,7 @@
+  *
+  * Board setup for the Linksys WRT300N v2
+  *
++ * Copyright (C) 2010 Alexandros C. Couloumbis <alex@ozo.com>
+  * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
+  *
+  * based on coyote-setup.c:
+@@ -18,6 +19,7 @@
+ #include <linux/tty.h>
+ #include <linux/serial_8250.h>
+ #include <linux/slab.h>
++#include <linux/etherdevice.h>
+ 
+ #include <asm/types.h>
+ #include <asm/setup.h>
+@@ -79,7 +81,8 @@ static struct platform_device wrt300nv2_
+ /* Built-in 10/100 Ethernet MAC interfaces */
+ static struct eth_plat_info wrt300nv2_plat_eth[] = {
+       {
+-              .phy            = -1,
++              .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
++              .phy_mask       = 0x0F0000,
+               .rxq            = 3,
+               .txreadyq       = 20,
+       }, {
+@@ -111,6 +114,9 @@ static struct platform_device *wrt300nv2
+ static void __init wrt300nv2_init(void)
+ {
+       ixp4xx_sys_init();
++      uint8_t __iomem *f;
++      int offset = 0;
++      int i;
+ 
+       wrt300nv2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+       wrt300nv2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
+@@ -119,6 +125,32 @@ static void __init wrt300nv2_init(void)
+       *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
+ 
+       platform_add_devices(wrt300nv2_devices, ARRAY_SIZE(wrt300nv2_devices));
++
++      f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x60000);
++
++      if (f) {
++              for (i = 0; i < 6; i++) {
++#ifdef __ARMEB__
++                      wrt300nv2_plat_eth[0].hwaddr[i] = readb(f + 0x5FFA0 + i);
++                      if (i == 5)
++                              offset = 1;
++                      wrt300nv2_plat_eth[1].hwaddr[i] = (wrt300nv2_plat_eth[0].hwaddr[i] + offset);
++#else
++                      wrt300nv2_plat_eth[0].hwaddr[i] = readb(f + 0x5FFA0 + (i^3));
++                      if (i == 5)
++                              offset = 1;
++                      wrt300nv2_plat_eth[1].hwaddr[i] = (wrt300nv2_plat_eth[0].hwaddr[i] + offset);
++#endif
++              }
++              iounmap(f);
++      }
++
++      if (!(is_valid_ether_addr(wrt300nv2_plat_eth[0].hwaddr)))
++              random_ether_addr(wrt300nv2_plat_eth[0].hwaddr);
++      if (!(is_valid_ether_addr(wrt300nv2_plat_eth[1].hwaddr))) {
++              memcpy(wrt300nv2_plat_eth[1].hwaddr, wrt300nv2_plat_eth[0].hwaddr, ETH_ALEN);
++              wrt300nv2_plat_eth[1].hwaddr[5] = (wrt300nv2_plat_eth[0].hwaddr[5] + 1);
++      }
+ }
+ 
+ #ifdef CONFIG_MACH_WRT300NV2