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path: root/target/linux/ixp4xx/patches-2.6.23/066-nslu2_fetch_mac.patch
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Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.23/066-nslu2_fetch_mac.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.23/066-nslu2_fetch_mac.patch56
1 files changed, 56 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.23/066-nslu2_fetch_mac.patch b/target/linux/ixp4xx/patches-2.6.23/066-nslu2_fetch_mac.patch
new file mode 100644
index 0000000000..93f3c2ee0f
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.23/066-nslu2_fetch_mac.patch
@@ -0,0 +1,56 @@
+Index: linux-2.6.23.11-armeb/arch/arm/mach-ixp4xx/nslu2-setup.c
+===================================================================
+--- linux-2.6.23.11-armeb.orig/arch/arm/mach-ixp4xx/nslu2-setup.c 2007-12-29 01:46:05.000000000 -0600
++++ linux-2.6.23.11-armeb/arch/arm/mach-ixp4xx/nslu2-setup.c 2007-12-29 12:21:29.000000000 -0600
+@@ -24,6 +24,7 @@
+ #include <asm/mach/arch.h>
+ #include <asm/mach/flash.h>
+ #include <asm/mach/time.h>
++#include <asm/io.h>
+
+ static struct flash_platform_data nslu2_flash_data = {
+ .map_name = "cfi_probe",
+@@ -193,6 +194,9 @@
+
+ static void __init nslu2_init(void)
+ {
++ uint8_t __iomem *f;
++ int i;
++
+ ixp4xx_sys_init();
+
+ nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+@@ -209,6 +213,33 @@
+ (void)platform_device_register(&nslu2_uart);
+
+ platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
++
++
++ /*
++ * Map in a portion of the flash and read the MAC address.
++ * Since it is stored in BE in the flash itself, we need to
++ * byteswap it if we're in LE mode.
++ */
++ if ((f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x40000))) {
++#ifdef __ARMEB__
++ for (i = 0; i < 6; i++) {
++ nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + i);
++ }
++#else
++ nslu2_plat_eth[0].hwaddr[0] = readb(f + 0x3FFB0 + 3);
++ nslu2_plat_eth[0].hwaddr[1] = readb(f + 0x3FFB0 + 2);
++ nslu2_plat_eth[0].hwaddr[2] = readb(f + 0x3FFB0 + 1);
++ nslu2_plat_eth[0].hwaddr[3] = readb(f + 0x3FFB0 + 0);
++ nslu2_plat_eth[0].hwaddr[4] = readb(f + 0x3FFB0 + 7);
++ nslu2_plat_eth[0].hwaddr[5] = readb(f + 0x3FFB0 + 6);
++#endif
++ iounmap(f);
++ }
++ printk(KERN_INFO "NSLU2: Using MAC address %.2x:%.2x:%.2x:%.2x:%.2x:%.2x for port 0\n",
++ nslu2_plat_eth[0].hwaddr[0], nslu2_plat_eth[0].hwaddr[1],
++ nslu2_plat_eth[0].hwaddr[2], nslu2_plat_eth[0].hwaddr[3],
++ nslu2_plat_eth[0].hwaddr[4], nslu2_plat_eth[0].hwaddr[5]);
++
+ }
+
+ MACHINE_START(NSLU2, "Linksys NSLU2")