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board: sama5d3xek: 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>
This commit is contained in:
Wenyou Yang 2017-04-14 08:51:44 +08:00 committed by Simon Glass
parent b6ceefedf7
commit 098d15bc77
4 changed files with 30 additions and 1 deletions
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13
board/atmel/sama5d3xek/sama5d3xek.c
View File

@ -12,6 +12,7 @@
#include <asm/arch/at91_rstc.h> #include <asm/arch/at91_rstc.h>
#include <asm/arch/gpio.h> #include <asm/arch/gpio.h>
#include <asm/arch/clk.h> #include <asm/arch/clk.h>
#include <debug_uart.h>
#include <lcd.h> #include <lcd.h>
#include <linux/ctype.h> #include <linux/ctype.h>
#include <atmel_hlcdc.h> #include <atmel_hlcdc.h>
@ -205,12 +206,22 @@ void lcd_show_board_info(void)
#endif /* CONFIG_LCD_INFO */ #endif /* CONFIG_LCD_INFO */
#endif /* CONFIG_LCD */ #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(); 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; return 0;
} }
#endif
int board_init(void) int board_init(void)
{ {

6
configs/sama5d3xek_mmc_defconfig
View File

@ -58,6 +58,12 @@ CONFIG_PINCTRL=y
CONFIG_SPL_PINCTRL=y CONFIG_SPL_PINCTRL=y
CONFIG_PINCTRL_AT91=y CONFIG_PINCTRL_AT91=y
CONFIG_DM_SERIAL=y CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART=y
CONFIG_DEBUG_UART_ATMEL=y
CONFIG_DEBUG_UART_BASE=0xffffee00
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y CONFIG_ATMEL_SPI=y

6
configs/sama5d3xek_nandflash_defconfig
View File

@ -53,6 +53,12 @@ CONFIG_PINCTRL=y
CONFIG_SPL_PINCTRL=y CONFIG_SPL_PINCTRL=y
CONFIG_PINCTRL_AT91=y CONFIG_PINCTRL_AT91=y
CONFIG_DM_SERIAL=y CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART=y
CONFIG_DEBUG_UART_ATMEL=y
CONFIG_DEBUG_UART_BASE=0xffffee00
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y CONFIG_ATMEL_SPI=y

6
configs/sama5d3xek_spiflash_defconfig
View File

@ -54,6 +54,12 @@ CONFIG_PINCTRL=y
CONFIG_SPL_PINCTRL=y CONFIG_SPL_PINCTRL=y
CONFIG_PINCTRL_AT91=y CONFIG_PINCTRL_AT91=y
CONFIG_DM_SERIAL=y CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART=y
CONFIG_DEBUG_UART_ATMEL=y
CONFIG_DEBUG_UART_BASE=0xffffee00
CONFIG_DEBUG_UART_CLOCK=132000000
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y CONFIG_ATMEL_USART=y
CONFIG_DM_SPI=y CONFIG_DM_SPI=y
CONFIG_ATMEL_SPI=y CONFIG_ATMEL_SPI=y