From 78e281aabc9e2e8ddf4137205eae12527b73f940 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 e2026a309692..d697b0e16d02 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -270,6 +270,11 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \
 # ---------------------------------------------------------------------------
 DTC ?= $(objtree)/scripts/dtc/dtc
 
+# Generation of symbols for Android
+ifeq ($(CONFIG_ANDROID),y)
+DTC_FLAGS += -@
+endif
+
 # Disable noisy checks by default
 ifeq ($(KBUILD_ENABLE_EXTRA_GCC_CHECKS),)
 DTC_FLAGS += -Wno-unit_address_vs_reg \