From 37b54ca44bed16b8e27967b6e18b48623738e5e4 Mon Sep 17 00:00:00 2001
From: Sebastian Stockhammer <sebastian.stockhammer@rosenberger.com>
Date: Tue, 23 Jul 2019 11:52:11 +0200
Subject: [PATCH] Add serial_free stub

---
 targets/TARGET_Maxim/TARGET_MAX32620C/serial_api.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/targets/TARGET_Maxim/TARGET_MAX32620C/serial_api.c b/targets/TARGET_Maxim/TARGET_MAX32620C/serial_api.c
index f02ae70f43..b51826815b 100644
--- a/targets/TARGET_Maxim/TARGET_MAX32620C/serial_api.c
+++ b/targets/TARGET_Maxim/TARGET_MAX32620C/serial_api.c
@@ -418,3 +418,8 @@ const PinMap *serial_rts_pinmap()
 {
     return PinMap_UART_RTS;
 }
+
+void serial_free(serial_t *obj)
+{
+    // Not implemented
+}