add lcd control gpio pin for Planex MZK-WDPR. LCD board initial timming is GPIO control. Signed-off-by: YuheiOKAWA <tochiro.srchack@gmail.com> SVN-Revision: 49128
add support for Planex MZK-WDPR. MZK-WDPR(MZK-WDPR-R01) is internet radio tuner. This patch is "network board" in MZK-WDPR. LCD board is non OpenWrt Platform. Signed-off-by: YuheiOKAWA <tochiro.srchack@gmail.com> SVN-Revision: 48968