diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 4c424c9..2a0b2c8 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -60,6 +60,7 @@
 tune-$(CONFIG_CPU_ARM740T)	:=-mtune=arm7tdmi
 tune-$(CONFIG_CPU_ARM9TDMI)	:=-mtune=arm9tdmi
 tune-$(CONFIG_CPU_ARM940T)	:=-mtune=arm9tdmi
+tune-$(CONFIG_CPU_ARM946T)	:=$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
 tune-$(CONFIG_CPU_ARM920T)	:=-mtune=arm9tdmi
 tune-$(CONFIG_CPU_ARM922T)	:=-mtune=arm9tdmi
 tune-$(CONFIG_CPU_ARM925T)	:=-mtune=arm9tdmi