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board: at91sam9x5ek: Enable early debug UART

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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>
This commit is contained in:
Wenyou Yang 2017-04-18 14:51:56 +08:00 committed by Simon Glass
parent 154de5ad0e
commit 9daf89cb68
5 changed files with 37 additions and 1 deletions
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14
board/atmel/at91sam9x5ek/at91sam9x5ek.c
View file

@ -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)
{

6
configs/at91sam9x5ek_dataflash_defconfig
View file

@ -40,6 +40,12 @@ CONFIG_MACB=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=0xfffff200
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y

6
configs/at91sam9x5ek_mmc_defconfig
View file

@ -40,6 +40,12 @@ CONFIG_MACB=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=0xfffff200
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y

6
configs/at91sam9x5ek_nandflash_defconfig
View file

@ -40,6 +40,12 @@ CONFIG_MACB=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=0xfffff200
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y

6
configs/at91sam9x5ek_spiflash_defconfig
View file

@ -40,6 +40,12 @@ CONFIG_MACB=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=0xfffff200
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y