--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
-@@ -18,6 +18,20 @@
+@@ -18,6 +18,21 @@
prompt "System type"
default SGI_IP22
+ select SYS_SUPPORTS_BIG_ENDIAN
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select GENERIC_GPIO
++ select SWAP_IO_SPACE if CPU_BIG_ENDIAN
+
config MACH_ALCHEMY
bool "Alchemy processor based machines"
-@@ -683,6 +697,7 @@
+@@ -683,6 +698,7 @@
endchoice