Re: [U-Boot] [PATCH v2 3/3] board: at91sam9263ek: Enable early debug UART

[Simon Glass]

On 12 April 2017 at 03:23, Wenyou Yang  wrote:
> Enable the early debug UART to debug problems when an ICE or other
> debug mechanism is not available.
>
> Signed-off-by: Wenyou Yang 
> ---
>
> Changes in v2:
>  - Add [PATCH]: board: at91sam9263ek: Enable early debug UART.
>  - Move out [PATCH] ARM: dts: at91: add dts files for at91sam9263ek.
>
>  board/atmel/at91sam9263ek/at91sam9263ek.c | 13 +
>  configs/at91sam9263ek_dataflash_cs0_defconfig |  6 ++
>  configs/at91sam9263ek_dataflash_defconfig |  6 ++
>  configs/at91sam9263ek_nandflash_defconfig |  6 ++
>  configs/at91sam9263ek_norflash_boot_defconfig |  6 ++
>  configs/at91sam9263ek_norflash_defconfig  |  6 ++
>  6 files changed, 43 insertions(+)

Reviewed-by: Simon Glass 
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[U-Boot] [PATCH v2 3/3] board: at91sam9263ek: Enable early debug UART

[Wenyou Yang]

Enable the early debug UART to debug problems when an ICE or other
debug mechanism is not available.

Signed-off-by: Wenyou Yang 
---

Changes in v2:
 - Add [PATCH]: board: at91sam9263ek: Enable early debug UART.
 - Move out [PATCH] ARM: dts: at91: add dts files for at91sam9263ek.

 board/atmel/at91sam9263ek/at91sam9263ek.c | 13 +
 configs/at91sam9263ek_dataflash_cs0_defconfig |  6 ++
 configs/at91sam9263ek_dataflash_defconfig |  6 ++
 configs/at91sam9263ek_nandflash_defconfig |  6 ++
 configs/at91sam9263ek_norflash_boot_defconfig |  6 ++
 configs/at91sam9263ek_norflash_defconfig  |  6 ++
 6 files changed, 43 insertions(+)

diff --git a/board/atmel/at91sam9263ek/at91sam9263ek.c 
b/board/atmel/at91sam9263ek/at91sam9263ek.c
index 2aafafe35e..3de978311d 100644
--- a/board/atmel/at91sam9263ek/at91sam9263ek.c
+++ b/board/atmel/at91sam9263ek/at91sam9263ek.c
@@ -7,6 +7,7 @@
  */
 
 #include 
+#include 
 #include 
 #include 
 #include 
@@ -176,10 +177,22 @@ void lcd_show_board_info(void)
 #endif /* CONFIG_LCD_INFO */
 #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/at91sam9263ek_dataflash_cs0_defconfig 
b/configs/at91sam9263ek_dataflash_cs0_defconfig
index 701a49b115..02e91148ce 100644
--- a/configs/at91sam9263ek_dataflash_cs0_defconfig
+++ b/configs/at91sam9263ek_dataflash_cs0_defconfig
@@ -36,6 +36,12 @@ 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=0xee00
+CONFIG_DEBUG_UART_CLOCK=1
+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/at91sam9263ek_dataflash_defconfig 
b/configs/at91sam9263ek_dataflash_defconfig
index 701a49b115..02e91148ce 100644
--- a/configs/at91sam9263ek_dataflash_defconfig
+++ b/configs/at91sam9263ek_dataflash_defconfig
@@ -36,6 +36,12 @@ 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=0xee00
+CONFIG_DEBUG_UART_CLOCK=1
+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/at91sam9263ek_nandflash_defconfig 
b/configs/at91sam9263ek_nandflash_defconfig
index 951f08d662..2ddcf2b714 100644
--- a/configs/at91sam9263ek_nandflash_defconfig
+++ b/configs/at91sam9263ek_nandflash_defconfig
@@ -36,6 +36,12 @@ 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=0xee00
+CONFIG_DEBUG_UART_CLOCK=1
+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/at91sam9263ek_norflash_boot_defconfig 
b/configs/at91sam9263ek_norflash_boot_defconfig
index 4f8d19b9b1..21480c5d07 100644
--- a/configs/at91sam9263ek_norflash_boot_defconfig
+++ b/configs/at91sam9263ek_norflash_boot_defconfig
@@ -36,6 +36,12 @@ 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=0xee00
+CONFIG_DEBUG_UART_CLOCK=1
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_USB=y
diff --git a/configs/at91sam9263ek_norflash_defconfig 
b/configs/at91sam9263ek_norflash_defconfig
index a39d096187..824c366c44 100644
--- a/configs/at91sam9263ek_norflash_defconfig
+++ b/configs/at91sam9263ek_norflash_defconfig
@@ -36,6 +36,12 @@ 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=0xee00
+CONFIG_DEBUG_UART_CLOCK=1
+CONFIG_DEBUG_UART_BOARD_INIT=y
+CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_USB=y
-- 
2.11.0

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