[ARM] 4965/1: magician: use htc-pasic3,leds-pasic3,ds1wm,leds-gpio

This patch enables LEDs and the 1-wire bus (connected to
a DS2760 battery monitor) on the magician.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>