serial: stm32: add KGDB support
authorValentin Caron <valentin.caron@foss.st.com>
Tue, 19 Apr 2022 08:53:29 +0000 (10:53 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 22 Apr 2022 14:36:23 +0000 (16:36 +0200)
commit1f507b3aecb3245177ca9012dfe08117bb7925e8
treed0915fb3a64a342bfb10287b909d380a3c2bfa36
parent28fb1a92a00706d4e008ab24fbd8e4642df46ca5
serial: stm32: add KGDB support

Add support for KGDB in stm32 serial driver by implementing characters
polling callbacks (poll_init, poll_get_char and poll_put_char).

Signed-off-by: Erwan Le Ray <erwan.leray@foss.st.com>
Signed-off-by: Jean Philippe Romain <jean-philippe.romain@foss.st.com>
Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
Link: https://lore.kernel.org/r/20220419085330.1178925-3-valentin.caron@foss.st.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/stm32-usart.c