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Based on 3 normalized pattern(s): 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 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 [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] 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 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 [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) 2017 Free Electrons
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* Copyright (C) 2017 NextThing Co
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*
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* Author: Boris Brezillon <boris.brezillon@free-electrons.com>
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*/
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#include "internals.h"
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/*
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* Macronix AC series does not support using SET/GET_FEATURES to change
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* the timings unlike what is declared in the parameter page. Unflag
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* this feature to avoid unnecessary downturns.
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*/
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static void macronix_nand_fix_broken_get_timings(struct nand_chip *chip)
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{
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unsigned int i;
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static const char * const broken_get_timings[] = {
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"MX30LF1G18AC",
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"MX30LF1G28AC",
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"MX30LF2G18AC",
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"MX30LF2G28AC",
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"MX30LF4G18AC",
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"MX30LF4G28AC",
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"MX60LF8G18AC",
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"MX30UF1G18AC",
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"MX30UF1G16AC",
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"MX30UF2G18AC",
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"MX30UF2G16AC",
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"MX30UF4G18AC",
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"MX30UF4G16AC",
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"MX30UF4G28AC",
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};
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if (!chip->parameters.supports_set_get_features)
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return;
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for (i = 0; i < ARRAY_SIZE(broken_get_timings); i++) {
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if (!strcmp(broken_get_timings[i], chip->parameters.model))
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break;
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}
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if (i == ARRAY_SIZE(broken_get_timings))
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return;
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bitmap_clear(chip->parameters.get_feature_list,
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ONFI_FEATURE_ADDR_TIMING_MODE, 1);
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bitmap_clear(chip->parameters.set_feature_list,
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ONFI_FEATURE_ADDR_TIMING_MODE, 1);
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}
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static int macronix_nand_init(struct nand_chip *chip)
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{
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if (nand_is_slc(chip))
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chip->options |= NAND_BBM_FIRSTPAGE | NAND_BBM_SECONDPAGE;
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macronix_nand_fix_broken_get_timings(chip);
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return 0;
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}
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const struct nand_manufacturer_ops macronix_nand_manuf_ops = {
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.init = macronix_nand_init,
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};
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