[U-Boot] [PATCH v4 3/3] board: at91sam9260ek/9g20ek: Enable early debug UART
Wenyou Yang
wenyou.yang at atmel.com
Fri Apr 14 02:32:46 UTC 2017
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 at atmel.com>
---
Changes in v4:
- Rebase on the master branch (22e10be45) of u-boot-dm git tree.
- Update the cover-letter.
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
--
2.11.0
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