serial: stm32: add earlycon support
authorValentin Caron <valentin.caron@foss.st.com>
Tue, 19 Apr 2022 08:53:30 +0000 (10:53 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 22 Apr 2022 14:36:23 +0000 (16:36 +0200)
commit8043b16f522c9e21e2361a67514386bee3731c6e
tree4548b40b84e1b4c702f95ee256f8ccd6ed22e877
parent1f507b3aecb3245177ca9012dfe08117bb7925e8
serial: stm32: add earlycon support

Add early console support in stm32 uart driver.

Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
Link: https://lore.kernel.org/r/20220419085330.1178925-4-valentin.caron@foss.st.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/Kconfig
drivers/tty/serial/stm32-usart.c