
The 8250 serial controller supports 4 serial ports, so wire them all up, so that we can have more than one basic I/O channel. Cc: Stafford Horne <shorne@gmail.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> [smh:Fixup indentation and lines over 80 chars] Signed-off-by: Stafford Horne <shorne@gmail.com>