From b83ae99456fd704b7c6acd8ead9be5ad6e3ecf31 Mon Sep 17 00:00:00 2001
From: dongjiuzhu <dongjiuzhu1@xiaomi.com>
Date: Fri, 25 Dec 2020 10:44:40 +0800
Subject: [PATCH] rpmsg_uart: fix compile break when enable rptun

nuttx.rel: In function `rpmsg_serialinit':
nuttx/arch/sim/src/sim/up_rptun.c:257: undefined reference to `uart_rpmsg_init'
collect2: error: ld returned 1 exit status
Makefile:310: recipe for target 'nuttx' failed

Change-Id: I93a20941bc07f749165dc8f012da46ddb7b02b00
Signed-off-by: dongjiuzhu <dongjiuzhu1@xiaomi.com>
---
 arch/sim/src/sim/up_rptun.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/sim/src/sim/up_rptun.c b/arch/sim/src/sim/up_rptun.c
index fd9ab2a1ec..57c3ff5224 100644
--- a/arch/sim/src/sim/up_rptun.c
+++ b/arch/sim/src/sim/up_rptun.c
@@ -248,6 +248,7 @@ int up_rptun_init(void)
   return 0;
 }
 
+#if CONFIG_RPMSG_UART
 void rpmsg_serialinit(void)
 {
 #if CONFIG_SIM_RPTUN_MASTER
@@ -256,3 +257,4 @@ void rpmsg_serialinit(void)
   uart_rpmsg_init("server", "proxy", 4096, true);
 #endif
 }
+#endif