[IrDA] smsc-ircc: More laptops detected

This patch detects the smsc-ircc chipset on the nx1000
(including nx7000 and nx7010) and the nx5000 HP/Compaq laptop series.

Patch from "Linus Walleij (LD/EAB)" <linus.walleij@ericsson.com>
Signed-off-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>