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Subject[PATCH 1/2] serial: 8250: enable SERIAL_MCTRL_GPIO by default.
Date
It can be useful to override 8250 mctrl lines with gpios, for rts on
rs485 for example, when rts is not mapped correctly to HW RTS pin.

Enable SERIAL_MCTRL_GPIO by default.

Signed-off-by: Giulio Benetti <giulio.benetti@micronovasrl.com>
---
drivers/tty/serial/8250/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/8250/Kconfig b/drivers/tty/serial/8250/Kconfig
index f005eaf8bc57..c7992b94fece 100644
--- a/drivers/tty/serial/8250/Kconfig
+++ b/drivers/tty/serial/8250/Kconfig
@@ -7,6 +7,7 @@ config SERIAL_8250
tristate "8250/16550 and compatible serial support"
depends on !S390
select SERIAL_CORE
+ select SERIAL_MCTRL_GPIO if GPIOLIB
---help---
This selects whether you want to include the driver for the standard
serial ports. The standard answer is Y. People who might say N
--
2.17.0
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