From 73bdb433bbdfde7962732e657219281f2a780221 Mon Sep 17 00:00:00 2001
From: Ouss4 <abdelatif.guettouche@gmail.com>
Date: Fri, 31 Jan 2020 00:52:38 +0000
Subject: [PATCH] arch/mips/pic32mz/pic32mz-lowconsole.c: Wait for transfer
 complete.

Wait for the transfer to complete when using up_lowputc.
---
 arch/mips/src/pic32mz/pic32mz-lowconsole.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/mips/src/pic32mz/pic32mz-lowconsole.c b/arch/mips/src/pic32mz/pic32mz-lowconsole.c
index 21b8125a0f9..6c3fa90cc25 100644
--- a/arch/mips/src/pic32mz/pic32mz-lowconsole.c
+++ b/arch/mips/src/pic32mz/pic32mz-lowconsole.c
@@ -493,5 +493,8 @@ void up_lowputc(char ch)
 
   pic32mz_putreg(PIC32MZ_CONSOLE_BASE, PIC32MZ_UART_TXREG_OFFSET,
                  (uint32_t)ch);
+
+  while ((pic32mz_getreg(PIC32MZ_CONSOLE_BASE, PIC32MZ_UART_STA_OFFSET) &
+          UART_STA_UTRMT) == 0);
 #endif
 }