Index: linux-2.6.25.4/arch/mips/Kconfig
===================================================================
--- linux-2.6.25.4.orig/arch/mips/Kconfig
+++ linux-2.6.25.4/arch/mips/Kconfig
@@ -59,6 +59,18 @@ config BCM47XX
 	help
 	 Support for BCM47XX based boards
 
+config ATHEROS
+	bool "Atheros SoC support (EXPERIMENTAL)"
+	depends on EXPERIMENTAL
+	select DMA_NONCOHERENT
+	select CEVT_R4K
+	select CSRC_R4K
+	select IRQ_CPU
+	select SYS_HAS_CPU_MIPS32_R1
+	select SYS_SUPPORTS_BIG_ENDIAN
+	select SYS_SUPPORTS_32BIT_KERNEL
+	select GENERIC_GPIO
+
 config MIPS_COBALT
 	bool "Cobalt Server"
 	select CEVT_R4K
@@ -683,6 +695,7 @@ config WR_PPMC
 
 endchoice
 
+source "arch/mips/atheros/Kconfig"
 source "arch/mips/au1000/Kconfig"
 source "arch/mips/basler/excite/Kconfig"
 source "arch/mips/jazz/Kconfig"
Index: linux-2.6.25.4/arch/mips/Makefile
===================================================================
--- linux-2.6.25.4.orig/arch/mips/Makefile
+++ linux-2.6.25.4/arch/mips/Makefile
@@ -276,6 +276,13 @@ libs-$(CONFIG_MIPS_XXS1500)	+= arch/mips
 load-$(CONFIG_MIPS_XXS1500)	+= 0xffffffff80100000
 
 #
+# Atheros AR5312/AR2312 WiSoC
+#
+core-$(CONFIG_ATHEROS)		+= arch/mips/atheros/
+cflags-$(CONFIG_ATHEROS)	+= -Iinclude/asm-mips/mach-atheros
+load-$(CONFIG_ATHEROS)		+= 0xffffffff80041000
+
+#
 # Cobalt Server
 #
 core-$(CONFIG_MIPS_COBALT)	+= arch/mips/cobalt/
Index: linux-2.6.25.4/include/asm-mips/bootinfo.h
===================================================================
--- linux-2.6.25.4.orig/include/asm-mips/bootinfo.h
+++ linux-2.6.25.4/include/asm-mips/bootinfo.h
@@ -94,6 +94,18 @@
 #define MACH_MSP7120_FPGA       5	/* PMC-Sierra MSP7120 Emulation */
 #define MACH_MSP_OTHER        255	/* PMC-Sierra unknown board type */
 
+/*
+ * Valid machtype for group ATHEROS
+ */
+#define MACH_GROUP_ATHEROS	26
+#define MACH_ATHEROS_AR5312	0
+#define MACH_ATHEROS_AR2312	1
+#define MACH_ATHEROS_AR2313	2
+#define MACH_ATHEROS_AR2315	3
+#define MACH_ATHEROS_AR2316	4
+#define MACH_ATHEROS_AR2317	5
+#define MACH_ATHEROS_AR2318	6
+
 #define CL_SIZE			COMMAND_LINE_SIZE
 
 extern char *system_type;