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 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