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authorWenyou Yang <wenyou.yang@atmel.com>2017-04-18 14:51:56 +0800
committerSimon Glass <sjg@chromium.org>2017-05-09 12:14:15 -0600
commit9daf89cb682bfa2aac037b7fa425eab7ad67b9b9 (patch)
tree4373e0b949fbd7241cae23316f2b80070615fb51 /board/atmel/at91sam9x5ek/at91sam9x5ek.c
parent154de5ad0e6c5d66010c1dceb2ec8ca25de06aae (diff)
board: at91sam9x5ek: 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/at91sam9x5ek/at91sam9x5ek.c')
-rw-r--r--board/atmel/at91sam9x5ek/at91sam9x5ek.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/board/atmel/at91sam9x5ek/at91sam9x5ek.c b/board/atmel/at91sam9x5ek/at91sam9x5ek.c
index 235b33725d..c661c77f83 100644
--- a/board/atmel/at91sam9x5ek/at91sam9x5ek.c
+++ b/board/atmel/at91sam9x5ek/at91sam9x5ek.c
@@ -12,6 +12,7 @@
#include <asm/arch/at91_rstc.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
+#include <debug_uart.h>
#include <lcd.h>
#include <atmel_hlcdc.h>
#ifdef CONFIG_LCD_INFO
@@ -182,11 +183,22 @@ void lcd_show_board_info(void)
#endif /* CONFIG_LCD_INFO */
#endif /* CONFIG_LCD */
-int board_early_init_f(void)
+#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)
{