serial: 8250_early: Remove setup_early_serial8250_console()

setup_earlycon() will now match and register the desired earlycon
from the param string (as if 'earlycon=...' had been set on the
command line). Use setup_earlycon() from existing arch call sites
which start an earlycon directly.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc arch/mips/mti-malta/malta-init.c
Simple merge

diff --cc drivers/firmware/pcdp.c
Simple merge

diff --cc drivers/tty/serial/8250/8250_early.c
Simple merge

diff --cc include/linux/serial_8250.h
Simple merge