Heiko Schocher 0129f2d8ee 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>

2022-02-09 12:30:13 -07:00

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