From 54d51bb0985037d0c7cb872a3efa88bf32bd78d8 Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Fri, 26 Jun 2020 21:54:02 +0200
Subject: [PATCH] Makefile.dep: include per driver Makefile.dep if used and
 exist

---
 Makefile.dep | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Makefile.dep b/Makefile.dep
index 385dcfecfc..4e58949f5c 100644
--- a/Makefile.dep
+++ b/Makefile.dep
@@ -15,6 +15,9 @@
 include $(RIOTBASE)/sys/Makefile.dep
 include $(RIOTBASE)/drivers/Makefile.dep
 
+# pull Makefile.dep of each driver modules if they exist
+-include $(sort $(USEMODULE:%=$(RIOTBASE)/drivers/%/Makefile.dep))
+
 # pull dependencies from packages
 -include $(USEPKG:%=$(RIOTPKG)/%/Makefile.dep)