serial/sifive: select SERIAL_EARLYCON

The sifive serial driver implements earlycon support, but unless
another driver is built in that supports earlycon support it won't
be usable.  Explicitly select SERIAL_EARLYCON instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Paul Walmsley <paul.walmsley@sifive.com>
Link: https://lore.kernel.org/r/20190910055923.28384-1-hch@lst.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christoph Hellwig 2019-09-10 07:59:23 +02:00 коммит произвёл Greg Kroah-Hartman
Родитель 5080d12712
Коммит 7e2a165de5
1 изменённых файлов: 1 добавлений и 0 удалений
drivers/tty/serial

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@ -1032,6 +1032,7 @@ config SERIAL_SIFIVE_CONSOLE
bool "Console on SiFive UART"
depends on SERIAL_SIFIVE=y
select SERIAL_CORE_CONSOLE
select SERIAL_EARLYCON
help
Select this option if you would like to use a SiFive UART as the
system console.