/* * Copyright (C) 2017 Free Electrons * Copyright (C) 2017 NextThing Co * * Author: Boris Brezillon * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include static int macronix_nand_init(struct nand_chip *chip) { if (nand_is_slc(chip)) chip->bbt_options |= NAND_BBT_SCAN2NDPAGE; /* * MX30LF2G18AC chip does not support using SET/GET_FEATURES to change * the timings unlike what is declared in the parameter page. Unflag * this feature to avoid unnecessary downturns. */ if (chip->parameters.supports_set_get_features && !strcmp("MX30LF2G18AC", chip->parameters.model)) { bitmap_clear(chip->parameters.get_feature_list, ONFI_FEATURE_ADDR_TIMING_MODE, 1); bitmap_clear(chip->parameters.set_feature_list, ONFI_FEATURE_ADDR_TIMING_MODE, 1); } return 0; } const struct nand_manufacturer_ops macronix_nand_manuf_ops = { .init = macronix_nand_init, };