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diff -urN linux.old/arch/mips/Kconfig linux.dev/arch/mips/Kconfig
--- linux.old/arch/mips/Kconfig 2007-02-02 23:55:52.912446784 +0100
+++ linux.dev/arch/mips/Kconfig 2007-02-03 21:50:25.262027104 +0100
@@ -145,6 +145,16 @@
note that a kernel built with this option selected will not be
able to run on normal units.
+config ATHEROS
+ bool "Atheros SoC support (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ select DMA_NONCOHERENT
+ select IRQ_CPU
+ select SYS_HAS_CPU_MIPS32_R1
+ select HAVE_STD_PC_SERIAL_PORT
+ select SYS_SUPPORTS_BIG_ENDIAN
+ select SYS_SUPPORTS_32BIT_KERNEL
+
config MIPS_COBALT
bool "Cobalt Server"
select DMA_NONCOHERENT
@@ -766,6 +776,7 @@
endchoice
+source "arch/mips/atheros/Kconfig"
source "arch/mips/ddb5xxx/Kconfig"
source "arch/mips/gt64120/ev64120/Kconfig"
source "arch/mips/jazz/Kconfig"
diff -urN linux.old/arch/mips/Makefile linux.dev/arch/mips/Makefile
--- linux.old/arch/mips/Makefile 2007-02-02 23:55:52.913446632 +0100
+++ linux.dev/arch/mips/Makefile 2007-02-03 17:40:29.193776000 +0100
@@ -267,6 +267,13 @@
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/
diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/bootinfo.h
--- linux.old/include/asm-mips/bootinfo.h 2007-02-02 23:55:52.913446632 +0100
+++ linux.dev/include/asm-mips/bootinfo.h 2007-02-03 17:51:02.531494032 +0100
@@ -212,6 +212,13 @@
#define MACH_GROUP_NEC_EMMA2RH 25 /* NEC EMMA2RH (was 23) */
#define MACH_NEC_MARKEINS 0 /* NEC EMMA2RH Mark-eins */
+/*
+ * Valid machtype for group ATHEROS
+ */
+#define MACH_GROUP_ATHEROS 26
+#define MACH_ATHEROS_AR5312 0 /* Atheros AR5312, AR2312/3/4 */
+#define MACH_ATHEROS_AR5315 1 /* Atheros AR2315/6/7/8 */
+
#define CL_SIZE COMMAND_LINE_SIZE
const char *get_system_type(void);
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