From: Wenyou Yang <wenyou.yang@atmel.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 3/3] board: at91sam9263ek: Enable early debug UART
Date: Wed, 12 Apr 2017 17:23:04 +0800 [thread overview]
Message-ID: <20170412092304.21685-4-wenyou.yang@atmel.com> (raw)
In-Reply-To: <20170412092304.21685-1-wenyou.yang@atmel.com>
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 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 <common.h>
+#include <debug_uart.h>
#include <linux/sizes.h>
#include <asm/arch/at91sam9263.h>
#include <asm/arch/at91sam9_smc.h>
@@ -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=0xffffee00
+CONFIG_DEBUG_UART_CLOCK=100000000
+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=0xffffee00
+CONFIG_DEBUG_UART_CLOCK=100000000
+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=0xffffee00
+CONFIG_DEBUG_UART_CLOCK=100000000
+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=0xffffee00
+CONFIG_DEBUG_UART_CLOCK=100000000
+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=0xffffee00
+CONFIG_DEBUG_UART_CLOCK=100000000
+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
next prev parent reply other threads:[~2017-04-12 9:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-12 9:23 [U-Boot] [PATCH v2 0/3] board: at91sam9263ek: Convert to support DM and DT Wenyou Yang
2017-04-12 9:23 ` [U-Boot] [PATCH v2 1/3] configs: at91sam9263ek: Update for DT and DM support Wenyou Yang
2017-04-16 19:31 ` Simon Glass
2017-04-12 9:23 ` [U-Boot] [PATCH v2 2/3] board: at91sam9263ek: Clean up code Wenyou Yang
2017-04-16 19:31 ` Simon Glass
2017-04-12 9:23 ` Wenyou Yang [this message]
2017-04-16 19:31 ` [U-Boot] [PATCH v2 3/3] board: at91sam9263ek: Enable early debug UART Simon Glass
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