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author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-03-18 07:41:52 (GMT) |
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committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-03-23 16:45:41 (GMT) |
commit | d5cf32977f0068c046687e3ff944c5e637b4bfa0 (patch) | |
tree | 8eaba9e42364abc83cfbbc3ffeed891a4efa0c69 /arch/arm/mach-uniphier/init | |
parent | 650aedbfc03e2f594ca0a8000b357dc6412710aa (diff) | |
download | u-boot-d5cf32977f0068c046687e3ff944c5e637b4bfa0.tar.xz |
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.c | 5 |
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 d5d1018..7316d51 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(); |