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authorMasahiro Yamada <yamada.masahiro@socionext.com>2016-03-18 16:41:52 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2016-03-24 01:45:41 +0900
commitd5cf32977f0068c046687e3ff944c5e637b4bfa0 (patch)
tree8eaba9e42364abc83cfbbc3ffeed891a4efa0c69 /arch/arm/mach-uniphier/init
parent650aedbfc03e2f594ca0a8000b357dc6412710aa (diff)
downloadtalos-obmc-uboot-d5cf32977f0068c046687e3ff944c5e637b4bfa0.tar.gz
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ARM: uniphier: support Debug UART
For ARM32 architecture, CONFIG_DEBUG_LL is available for early low-level debugging (and actually UniPhier 32bit SoCs use it), but ARM64 architecture does not support it. Instead, CONFIG_DEBUG_UART is available as an architecture-independent debug facility. This commit supports it on all the UniPhier SoCs (including the new ARMv8 SoCs), which is very useful for new SoC bringups. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch/arm/mach-uniphier/init')
-rw-r--r--arch/arm/mach-uniphier/init/init.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/init/init.c b/arch/arm/mach-uniphier/init/init.c
index d5d1018dd7..7316d51df5 100644
--- a/arch/arm/mach-uniphier/init/init.c
+++ b/arch/arm/mach-uniphier/init/init.c
@@ -5,6 +5,7 @@
*/
#include <common.h>
+#include <debug_uart.h>
#include <spl.h>
#include "../init.h"
@@ -14,6 +15,10 @@ void spl_board_init(void)
{
const struct uniphier_board_data *param;
+#ifdef CONFIG_DEBUG_UART
+ debug_uart_init();
+#endif
+
param = uniphier_get_board_param();
if (!param)
hang();
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