diff --git a/config/arch.arm b/config/arch.arm
index b63038a62b..f42abdfa22 100644
--- a/config/arch.arm
+++ b/config/arch.arm
@@ -25,26 +25,23 @@
 # determine architecture's family
   case $TARGET_CPU in
     arm1176jzf-s)
-      TARGET_SUBARCH=armv6z
+      TARGET_SUBARCH=armv6zk
       TARGET_ABI=eabi
-      TARGET_FPU="vfp"
       TARGET_EXTRA_FLAGS="-mfloat-abi=softfp -Wno-psabi -Wa,-mno-warn-deprecated"
       ;;
     cortex-a8)
       TARGET_SUBARCH=armv7-a
       TARGET_ABI=eabi
-      TARGET_FPU="neon"
       TARGET_EXTRA_FLAGS=""
       ;;
     cortex-a9)
       TARGET_SUBARCH=armv7-a
       TARGET_ABI=eabi
-      TARGET_FPU="neon"
       TARGET_EXTRA_FLAGS=""
       ;;
   esac
 
 # setup ARCH specific *FLAGS
-  TARGET_CFLAGS="-march=$TARGET_SUBARCH -mtune=$TARGET_CPU -mabi=aapcs-linux $TARGET_EXTRA_FLAGS"
+  TARGET_CFLAGS="-march=$TARGET_SUBARCH -mcpu=$TARGET_CPU -mabi=aapcs-linux $TARGET_EXTRA_FLAGS"
   [ -n "$TARGET_FPU" ] && TARGET_CFLAGS="$TARGET_CFLAGS -mfpu=$TARGET_FPU"
   TARGET_LDFLAGS="-fPIC -march=$TARGET_SUBARCH -mtune=$TARGET_CPU"