From 196ebe5c000afbfe67b8561f716e365174552bd7 Mon Sep 17 00:00:00 2001 From: Julian Braha Date: Wed, 24 Feb 2021 23:42:48 -0500 Subject: [PATCH] drivers: tty: serial: IMX_EARLYCON: fix Kconfig dependency on SERIAL_CORE When SERIAL_IMX_EARLYCON is enabled, and SERIAL_CORE is disabled, Kbuild gives the following warning: WARNING: unmet direct dependencies detected for SERIAL_EARLYCON Depends on [n]: TTY [=y] && HAS_IOMEM [=y] && SERIAL_CORE [=n] Selected by [y]: - SERIAL_IMX_EARLYCON [=y] && TTY [=y] && HAS_IOMEM [=y] && (ARCH_MXC [=y] || COMPILE_TEST [=n]) && OF [=y] This is because SERIAL_IMX_EARLYCON selects SERIAL_EARLYCON, without selecting SERIAL_CORE, despite that config option depending on SERIAL_CORE. Signed-off-by: Julian Braha Link: https://lore.kernel.org/r/20210225044248.4745-1-julianbraha@gmail.com Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 0c4cd4a..fb9731d 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -498,6 +498,7 @@ config SERIAL_IMX_EARLYCON bool "Earlycon on IMX serial port" depends on ARCH_MXC || COMPILE_TEST depends on OF + select SERIAL_CORE select SERIAL_EARLYCON select SERIAL_CORE_CONSOLE default y if SERIAL_IMX_CONSOLE -- 2.7.4