From 761bc94299835a86280ccaf864c20fc4eef47ec2 Mon Sep 17 00:00:00 2001
From: Tao Huang <huangtao@rock-chips.com>
Date: Fri, 17 Aug 2018 19:17:42 +0800
Subject: [PATCH] ANDROID: rk: kbuild: dtc generation of symbols

For support device tree overlay.

Change-Id: I05e3ca42ae987f3e269c9c891a7b3e276b813231
Signed-off-by: Tao Huang <huangtao@rock-chips.com>
---
 scripts/Makefile.lib | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 3e97d9019dcb..d04737e2eae4 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -244,6 +244,11 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \
 # ---------------------------------------------------------------------------
 DTC ?= $(objtree)/scripts/dtc/dtc
 
+# Generation of symbols for Android
+ifeq ($(CONFIG_ANDROID),y)
+DTC_FLAGS += -@
+endif
+
 # Disable noisy checks by default
 ifeq ($(findstring 1,$(KBUILD_ENABLE_EXTRA_GCC_CHECKS)),)
 DTC_FLAGS += -Wno-unit_address_vs_reg \