NAND_CON_NANDM
ltq_ebu_w32(NAND_CON_NANDM | NAND_CON_CSMUX | NAND_CON_CS_P
ltq_ebu_w32_mask(NAND_CON_NANDM, 0, EBU_NAND_CON);
ltq_ebu_w32_mask(0, NAND_CON_NANDM, EBU_NAND_CON);