From 13a7aaf1d775dfacea6a588210be393853ed38d4 Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Thu, 2 Dec 2021 10:30:21 +0100
Subject: [PATCH] sys/trace: migrate to ztimer

---
 sys/Makefile.dep  | 3 ++-
 sys/trace/trace.c | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/sys/Makefile.dep b/sys/Makefile.dep
index 0f811f58b5..34373bce9b 100644
--- a/sys/Makefile.dep
+++ b/sys/Makefile.dep
@@ -73,7 +73,8 @@ ifneq (,$(filter rtt_cmd,$(USEMODULE)))
 endif
 
 ifneq (,$(filter trace,$(USEMODULE)))
-  USEMODULE += xtimer
+  USEMODULE += ztimer
+  USEMODULE += ztimer_usec
 endif
 
 ifneq (,$(filter ssp,$(USEMODULE)))
diff --git a/sys/trace/trace.c b/sys/trace/trace.c
index e898fb23eb..c4ad2c7500 100644
--- a/sys/trace/trace.c
+++ b/sys/trace/trace.c
@@ -23,7 +23,7 @@
 #include <stdio.h>
 
 #include "irq.h"
-#include "xtimer.h"
+#include "ztimer.h"
 
 #ifndef CONFIG_TRACE_BUFSIZE
 #define CONFIG_TRACE_BUFSIZE 512
@@ -42,7 +42,7 @@ void trace(uint32_t val)
     unsigned state = irq_disable();
 
     tracebuf[tracebuf_pos % CONFIG_TRACE_BUFSIZE] =
-        (tracebuf_entry_t){ .time = xtimer_now_usec(), .val = val };
+        (tracebuf_entry_t){ .time = ztimer_now(ZTIMER_USEC), .val = val };
     tracebuf_pos++;
     irq_restore(state);
 }