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authorWenyou Yang <wenyou.yang@atmel.com>2017-04-18 14:54:53 +0800
committerSimon Glass <sjg@chromium.org>2017-05-09 12:14:15 -0600
commitc1868adf6444e8fb600575affb634cad2f2ff8f5 (patch)
treea7082403ccca823afe2a9f6cc9980de85d0ea66a /board/atmel
parentadc6b2863e49c6140932d4d8f36ee2cacc157728 (diff)
board: at91sam9n12ek: Enable early debug UART
Enable the 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>
Diffstat (limited to 'board/atmel')
-rw-r--r--board/atmel/at91sam9n12ek/at91sam9n12ek.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/board/atmel/at91sam9n12ek/at91sam9n12ek.c b/board/atmel/at91sam9n12ek/at91sam9n12ek.c
index 02b77906279..11054289869 100644
--- a/board/atmel/at91sam9n12ek/at91sam9n12ek.c
+++ b/board/atmel/at91sam9n12ek/at91sam9n12ek.c
@@ -13,6 +13,7 @@
#include <asm/arch/at91_rstc.h>
#include <asm/arch/at91_pio.h>
#include <asm/arch/clk.h>
+#include <debug_uart.h>
#include <lcd.h>
#include <atmel_hlcdc.h>
#include <netdev.h>
@@ -162,10 +163,22 @@ void at91sam9n12ek_usb_hw_init(void)
}
#endif
+#ifdef CONFIG_DEBUG_UART_BOARD_INIT
+void board_debug_uart_init(void)
+{
+ at91_seriald_hw_init();
+}
+#endif
+
+#ifdef CONFIG_BOARD_EARLY_INIT_F
int board_early_init_f(void)
{
+#ifdef CONFIG_DEBUG_UART
+ debug_uart_init();
+#endif
return 0;
}
+#endif
int board_init(void)
{