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Commit 6d01bb9d authored by Rob Herring's avatar Rob Herring Committed by Greg Kroah-Hartman
Browse files

tty/serial: of_serial: add DT alias ID handling 



Add support for alias parsing from the DT. This allows for consistent
tty numbering.

Signed-off-by: default avatarRob Herring <robh@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: linux-serial@vger.kernel.org
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e9cef862

drivers/tty/serial/of_serial.c

+4 −0
Original line number Diff line number Diff line
@@ -128,6 +128,10 @@ static int of_platform_serial_setup(struct platform_device *ofdev, 
	if (of_find_property(np, "no-loopback-test", NULL))

		port->flags |= UPF_SKIP_TEST;



	ret = of_alias_get_id(np, "serial");

	if (ret >= 0)

		port->line = ret;



	port->dev = &ofdev->dev;



	switch (type) {