lcd: Remove bootpic.h as it doesn't seem to be used
lcd rzx50: JZ4750D: Cleanup of jz4750_lcd_rzx50.c (indent and formatting)
rzx50: JZ4750D: Add lcd min and max defines to board-rzx50.h
lcd rzx50: JZ4750D: Add jz4750_lcd driver from ingenic 2.6.31.3 patch; with small tweaks it works for RZX50