NFC_CMD_CLE
cmd = nfc->param.chip_select | NFC_CMD_CLE;
nfc->cmdfifo.rw.cmd0 = cs | NFC_CMD_CLE | cmd0;
nfc->cmdfifo.rw.cmd1 = cs | NFC_CMD_CLE | NAND_CMD_READSTART;
cmd = nfc->param.chip_select | NFC_CMD_CLE | NAND_CMD_PAGEPROG;