[ARM] pxa: add iWMMXt support for pxa168

Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index fdcd2d5..5385d87 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -712,8 +712,8 @@
 
 config IWMMXT
 	bool "Enable iWMMXt support"
-	depends on CPU_XSCALE || CPU_XSC3
-	default y if PXA27x || PXA3xx
+	depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK
+	default y if PXA27x || PXA3xx || ARCH_MMP
 	help
 	  Enable support for iWMMXt context switching at run time if
 	  running on a CPU that supports it.
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index ca60d33..11a5197 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -36,6 +36,7 @@
 
 obj-$(CONFIG_CPU_XSCALE)	+= xscale-cp0.o
 obj-$(CONFIG_CPU_XSC3)		+= xscale-cp0.o
+obj-$(CONFIG_CPU_MOHAWK)	+= xscale-cp0.o
 obj-$(CONFIG_IWMMXT)		+= iwmmxt.o
 AFLAGS_iwmmxt.o			:= -Wa,-mcpu=iwmmxt