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ixp4xx: backport r21893 wrt300nv2 mac fix to 2.6.32

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SVN-Revision: 22284
This commit is contained in:
Alexandros C. Couloumbis 2010-07-18 19:24:00 +00:00
parent 7882a1856a
commit 34d506c321
1 changed files with 71 additions and 0 deletions
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71
target/linux/ixp4xx/patches-2.6.32/132-wrt300nv2_mac_fix.patch Normal file
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@ -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