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 ---
Changes in v3: - Move out [PATCH 1/3] ARM: dts: at91: add dts file for at91sam9g20/at91sam9260. - Add [PATCH]: board: at91sam9260ek/9g20ek: Enable early debug UART.
Changes in v2: None
board/atmel/at91sam9260ek/at91sam9260ek.c | 13 +++++++++++++ configs/at91sam9260ek_dataflash_cs0_defconfig | 6 ++++++ configs/at91sam9260ek_dataflash_cs1_defconfig | 6 ++++++ configs/at91sam9260ek_nandflash_defconfig | 6 ++++++ configs/at91sam9g20ek_2mmc_defconfig | 6 ++++++ configs/at91sam9g20ek_2mmc_nandflash_defconfig | 6 ++++++ configs/at91sam9g20ek_dataflash_cs0_defconfig | 6 ++++++ configs/at91sam9g20ek_dataflash_cs1_defconfig | 6 ++++++ configs/at91sam9g20ek_nandflash_defconfig | 6 ++++++ configs/at91sam9xeek_dataflash_cs0_defconfig | 6 ++++++ configs/at91sam9xeek_dataflash_cs1_defconfig | 6 ++++++ configs/at91sam9xeek_nandflash_defconfig | 6 ++++++ 12 files changed, 79 insertions(+)
diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c index e28242f034..b087fce9b8 100644 --- a/board/atmel/at91sam9260ek/at91sam9260ek.c +++ b/board/atmel/at91sam9260ek/at91sam9260ek.c @@ -7,6 +7,7 @@ */
#include <common.h> +#include <debug_uart.h> #include <asm/io.h> #include <asm/arch/at91sam9260_matrix.h> #include <asm/arch/at91sam9_smc.h> @@ -61,10 +62,22 @@ static void at91sam9260ek_nand_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) { diff --git a/configs/at91sam9260ek_dataflash_cs0_defconfig b/configs/at91sam9260ek_dataflash_cs0_defconfig index 6d34e215ff..cc3f0a8b34 100644 --- a/configs/at91sam9260ek_dataflash_cs0_defconfig +++ b/configs/at91sam9260ek_dataflash_cs0_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9260ek_dataflash_cs1_defconfig b/configs/at91sam9260ek_dataflash_cs1_defconfig index 85f01f34d2..cb621dfb9f 100644 --- a/configs/at91sam9260ek_dataflash_cs1_defconfig +++ b/configs/at91sam9260ek_dataflash_cs1_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9260ek_nandflash_defconfig b/configs/at91sam9260ek_nandflash_defconfig index d9a7a48e88..20d3565377 100644 --- a/configs/at91sam9260ek_nandflash_defconfig +++ b/configs/at91sam9260ek_nandflash_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9g20ek_2mmc_defconfig b/configs/at91sam9g20ek_2mmc_defconfig index ef7bd402c7..18e88a7445 100644 --- a/configs/at91sam9g20ek_2mmc_defconfig +++ b/configs/at91sam9g20ek_2mmc_defconfig @@ -33,6 +33,12 @@ 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_USB=y CONFIG_DM_USB=y diff --git a/configs/at91sam9g20ek_2mmc_nandflash_defconfig b/configs/at91sam9g20ek_2mmc_nandflash_defconfig index 398be7e60a..fb0d87ab4b 100644 --- a/configs/at91sam9g20ek_2mmc_nandflash_defconfig +++ b/configs/at91sam9g20ek_2mmc_nandflash_defconfig @@ -33,6 +33,12 @@ 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_USB=y CONFIG_DM_USB=y diff --git a/configs/at91sam9g20ek_dataflash_cs0_defconfig b/configs/at91sam9g20ek_dataflash_cs0_defconfig index b8105738aa..27c1c10df1 100644 --- a/configs/at91sam9g20ek_dataflash_cs0_defconfig +++ b/configs/at91sam9g20ek_dataflash_cs0_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9g20ek_dataflash_cs1_defconfig b/configs/at91sam9g20ek_dataflash_cs1_defconfig index 18e2a17664..1826e6ca98 100644 --- a/configs/at91sam9g20ek_dataflash_cs1_defconfig +++ b/configs/at91sam9g20ek_dataflash_cs1_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9g20ek_nandflash_defconfig b/configs/at91sam9g20ek_nandflash_defconfig index daa41dcba7..1ac88631bc 100644 --- a/configs/at91sam9g20ek_nandflash_defconfig +++ b/configs/at91sam9g20ek_nandflash_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9xeek_dataflash_cs0_defconfig b/configs/at91sam9xeek_dataflash_cs0_defconfig index e38b718129..80673d2b63 100644 --- a/configs/at91sam9xeek_dataflash_cs0_defconfig +++ b/configs/at91sam9xeek_dataflash_cs0_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9xeek_dataflash_cs1_defconfig b/configs/at91sam9xeek_dataflash_cs1_defconfig index bc7eb03f87..8922065d38 100644 --- a/configs/at91sam9xeek_dataflash_cs1_defconfig +++ b/configs/at91sam9xeek_dataflash_cs1_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y diff --git a/configs/at91sam9xeek_nandflash_defconfig b/configs/at91sam9xeek_nandflash_defconfig index 7e59335756..9c28a59fe3 100644 --- a/configs/at91sam9xeek_nandflash_defconfig +++ b/configs/at91sam9xeek_nandflash_defconfig @@ -31,6 +31,12 @@ 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_USB=y CONFIG_USB_STORAGE=y