From 34259e1e299edeca4217d0433fb387c0a75ac29e Mon Sep 17 00:00:00 2001
From: Leandro Lanzieri <leandro.lanzieri@haw-hamburg.de>
Date: Wed, 29 Sep 2021 09:19:38 +0200
Subject: [PATCH] sys/ztimer: add dependencies for ztimer_sec

---
 sys/ztimer/Makefile.dep | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/sys/ztimer/Makefile.dep b/sys/ztimer/Makefile.dep
index 3ffe696b5d..787119a9d9 100644
--- a/sys/ztimer/Makefile.dep
+++ b/sys/ztimer/Makefile.dep
@@ -108,3 +108,27 @@ ifneq (,$(filter ztimer_msec,$(USEMODULE)))
     USEMODULE += ztimer_periph_timer
   endif
 endif
+
+ifneq (,$(filter ztimer_sec,$(USEMODULE)))
+  USEMODULE += ztimer
+  # try to use RTC unless we are on native, as it is based on xtimer it is
+  # actually buggy
+  ifeq (,$(filter native,$(BOARD)))
+    FEATURES_OPTIONAL += periph_rtc
+  endif
+  # HACK: see above
+  include $(RIOTMAKE)/features_check.inc.mk
+  ifneq (,$(filter periph_rtc,$(FEATURES_USED)))
+    USEMODULE += ztimer_periph_rtc
+  else
+    # if there is no RTC try to use RTT
+    FEATURES_OPTIONAL += periph_rtt
+    # HACK: see above
+    include $(RIOTMAKE)/features_check.inc.mk
+    ifneq (,$(filter periph_rtt,$(FEATURES_USED)))
+      USEMODULE += ztimer_periph_rtt
+    else
+      USEMODULE += ztimer_periph_timer
+    endif
+  endif
+endif