kbuild: use Linux Kernel build scripts

[karo-tx-uboot.git] / board / br4 / config.mk

diff --git a/board/br4/config.mk b/board/br4/config.mk
index 5c18d5c9e468db4b2b518b2676cd37bf2120972c..2436ec07f43b2d117d2161c08be630f5426dd5be 100644 (file)
--- a/board/br4/config.mk
+++ b/board/br4/config.mk
@@ -9,6 +9,7 @@
 # SPDX-License-Identifier:     GPL-2.0+
 #
 
-CFLAGS_lib += -O2
-CFLAGS_lib/lzma += -O2
-CFLAGS_lib/zlib += -O2
+# FIX ME
+ifneq ($(filter lib lib/lzma lib/zlib, $(obj)),)
+ccflags-y := -O2
+endif