serial: remove nulldev_serial_input

nulldev_serial_input is static and not used in this file,
so remove it.

Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Heiko Schocher 2022-02-02 13:53:17 +01:00 committed by Simon Glass
parent 6d7ac6a148
commit 0129f2d8ee

View file

@ -22,11 +22,6 @@ static int nulldev_serial_pending(struct udevice *dev, bool input)
return 0;
}
static int nulldev_serial_input(struct udevice *dev)
{
return 0;
}
static int nulldev_serial_putc(struct udevice *dev, const char ch)
{
return 0;