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你好，我自己设计的DM8127板子，由于把GPMC_D12固定接为高了，即NAND FLASH访问宽度为16位，在这种方式下，u-boot改动是否比较大，需要改哪些地方呢？（u-boot默认都为8位flash访问）
请尝试修改u-boot\drivers\mtd\nand\ti81xx_nand.c
