@@ -15,6 +15,7 @@
#include <asm/arch/sama5d3_smc.h>
#include <asm/arch/sama5d4.h>
#include <atmel_hlcdc.h>
+#include <debug_uart.h>
#include <lcd.h>
#include <net.h>
#include <netdev.h>
@@ -188,12 +189,24 @@ static void sama5d4_xplained_serial3_hw_init(void)
at91_periph_clk_enable(ATMEL_ID_USART3);
}
-int board_early_init_f(void)
+#ifdef CONFIG_DEBUG_UART_BOARD_INIT
+void board_debug_uart_init(void)
{
sama5d4_xplained_serial3_hw_init();
+}
+#endif
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+int board_early_init_f(void)
+{
+#ifdef CONFIG_DEBUG_UART
+ debug_uart_init();
+#else
+ sama5d4_xplained_serial3_hw_init();
+#endif
return 0;
}
+#endif
int board_init(void)
{
@@ -46,6 +46,12 @@ CONFIG_SPI_FLASH_ATMEL=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_AT91=y
CONFIG_DM_SERIAL=y
+CONFIG_DEBUG_UART=y
+CONFIG_DEBUG_UART_ATMEL=y
+CONFIG_DEBUG_UART_BASE=0xfc00c000
+CONFIG_DEBUG_UART_CLOCK=0
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y
@@ -45,6 +45,12 @@ CONFIG_SPI_FLASH_ATMEL=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_AT91=y
CONFIG_DM_SERIAL=y
+CONFIG_DEBUG_UART=y
+CONFIG_DEBUG_UART_ATMEL=y
+CONFIG_DEBUG_UART_BASE=0xfc00c000
+CONFIG_DEBUG_UART_CLOCK=0
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y
@@ -45,6 +45,12 @@ CONFIG_SPI_FLASH_ATMEL=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_AT91=y
CONFIG_DM_SERIAL=y
+CONFIG_DEBUG_UART=y
+CONFIG_DEBUG_UART_ATMEL=y
+CONFIG_DEBUG_UART_BASE=0xfc00c000
+CONFIG_DEBUG_UART_CLOCK=0
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y
@@ -15,6 +15,8 @@
#include "at91-sama5_common.h"
+#define CONFIG_BOARD_EARLY_INIT_F
+
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS
Enable 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> --- board/atmel/sama5d4_xplained/sama5d4_xplained.c | 15 ++++++++++++++- configs/sama5d4_xplained_mmc_defconfig | 6 ++++++ configs/sama5d4_xplained_nandflash_defconfig | 6 ++++++ configs/sama5d4_xplained_spiflash_defconfig | 6 ++++++ include/configs/sama5d4_xplained.h | 2 ++ 5 files changed, 34 insertions(+), 1 deletion(-)