[PATCH] Allow CROSS32_COMPILE to be set via environment variable

From: Dave Hansen <haveblue@us.ibm.com>

Allow CROSS32_COMPILE to be set via environment variable

diff --git a/arch/ppc64/boot/Makefile b/arch/ppc64/boot/Makefile
index bb1ce6953df27aaab678428280b4115681f89028..9d6431dd6a121309b73db6d87bac29e1fd8d471d 100644 (file)
--- a/arch/ppc64/boot/Makefile
+++ b/arch/ppc64/boot/Makefile
@@ -20,7 +20,7 @@
 #      CROSS32_COMPILE is setup as a prefix just like CROSS_COMPILE
 #      in the toplevel makefile.
 
-CROSS32_COMPILE =
+CROSS32_COMPILE ?=
 #CROSS32_COMPILE = /usr/local/ppc/bin/powerpc-linux-
 
 BOOTCC         := $(CROSS32_COMPILE)gcc