[POWERPC] 4xx: Fix Walnut wrapper compile errors

Pass the appropriate -mcpu flag to the treeboot-walnut.o object to prevent
some toolchains from erroring out with unknown opcodes

Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>

diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index a6bba9a69e6637f2d4870e7097e9d6be84a825b4..53fd8e6a4e3b92be3249ae21ad3e3831d6d098d2 100644 (file)
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -33,6 +33,7 @@ BOOTCFLAGS    += -I$(obj) -I$(srctree)/$(obj)
 
 $(obj)/4xx.o: BOOTCFLAGS += -mcpu=440
 $(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
+$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
 
 zlib       := inffast.c inflate.c inftrees.c
 zlibheader := inffast.h inffixed.h inflate.h inftrees.h infutil.h