ONFI_FEATURE_ON_DIE_ECC
ret = nand_set_features(chip, ONFI_FEATURE_ON_DIE_ECC, feature);
set_bit(ONFI_FEATURE_ON_DIE_ECC, p->set_feature_list);
set_bit(ONFI_FEATURE_ON_DIE_ECC, p->get_feature_list);