From 2992dd833d11cd988125b11ae72bc18e53b0b2ab Mon Sep 17 00:00:00 2001
From: Wenyou Yang <wenyou.yang@atmel.com>
Date: Mon, 17 Oct 2016 09:55:26 +0800
Subject: board: sama5d2_xplained: Enable an early debug UART
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Enable an early debug UART to debug problems when an ICE or other
debug mechanism is not available.

Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
---
 board/atmel/sama5d2_xplained/sama5d2_xplained.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'board')

diff --git a/board/atmel/sama5d2_xplained/sama5d2_xplained.c b/board/atmel/sama5d2_xplained/sama5d2_xplained.c
index cceccd2ac4..c5337af4de 100644
--- a/board/atmel/sama5d2_xplained/sama5d2_xplained.c
+++ b/board/atmel/sama5d2_xplained/sama5d2_xplained.c
@@ -7,6 +7,7 @@
 
 #include <common.h>
 #include <atmel_hlcdc.h>
+#include <debug_uart.h>
 #include <dm.h>
 #include <i2c.h>
 #include <lcd.h>
@@ -141,12 +142,25 @@ static void board_uart1_hw_init(void)
 	at91_periph_clk_enable(ATMEL_ID_UART1);
 }
 
+#ifdef CONFIG_DEBUG_UART_BOARD_INIT
+void board_debug_uart_init(void)
+{
+	board_uart1_hw_init();
+}
+#endif
+
+#ifdef CONFIG_BOARD_EARLY_INIT_F
 int board_early_init_f(void)
 {
+#ifdef CONFIG_DEBUG_UART
+	debug_uart_init();
+#else
 	board_uart1_hw_init();
+#endif
 
 	return 0;
 }
+#endif
 
 int board_init(void)
 {
-- 
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