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riscv: enable CONFIG_DEBUG_UART by default

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Most boards don't enable the pre-console buffer. So we will not see any
early messages. OpenSBI 1.3 provides us with the debug console extension
that can fill this gap.

For S-Mode U-Boot enable CONFIG_DEBUG_UART by default.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
This commit is contained in:
Heinrich Schuchardt
2023-10-04 17:59:49 +08:00
committed by Leo Yu-Chi Liang
parent ef5ccaae64
commit e637e455ca
1 changed files with 1 additions and 0 deletions
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arch/riscv/Kconfig
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@@ -141,6 +141,7 @@ config RISCV_MMODE
config RISCV_SMODE
bool "Supervisor"
imply DEBUG_UART
help
Choose this option to build U-Boot for RISC-V S-Mode.