2 * Copyright (C) 2009 Freescale Semiconductor, Inc.
4 * Author: Mingkai Hu (Mingkai.hu@freescale.com)
5 * Based on stmicro.c by Wolfgang Denk (wd@denx.de),
6 * TsiChung Liew (Tsi-Chung.Liew@freescale.com),
7 * and Jason McMullan (mcmullan@netapp.com)
9 * SPDX-License-Identifier: GPL-2.0+
14 #include <spi_flash.h>
16 #include "spi_flash_internal.h"
18 struct spansion_spi_flash_params {
26 static const struct spansion_spi_flash_params spansion_spi_flash_table[] = {
30 .pages_per_sector = 256,
37 .pages_per_sector = 256,
44 .pages_per_sector = 256,
51 .pages_per_sector = 256,
58 .pages_per_sector = 256,
60 .name = "S25FL128P_64K",
65 .pages_per_sector = 1024,
67 .name = "S25FL128P_256K",
72 .pages_per_sector = 256,
79 .pages_per_sector = 256,
86 .pages_per_sector = 256,
88 .name = "S25FL129P_64K/S25FL128S_64K",
93 .pages_per_sector = 256,
95 .name = "S25FL256S_64K",
100 .pages_per_sector = 256,
102 .name = "S25FL512S_64K",
106 struct spi_flash *spi_flash_probe_spansion(struct spi_slave *spi, u8 *idcode)
108 const struct spansion_spi_flash_params *params;
109 struct spi_flash *flash;
111 unsigned short jedec, ext_jedec;
113 jedec = idcode[1] << 8 | idcode[2];
114 ext_jedec = idcode[3] << 8 | idcode[4];
116 for (i = 0; i < ARRAY_SIZE(spansion_spi_flash_table); i++) {
117 params = &spansion_spi_flash_table[i];
118 if (params->idcode1 == jedec) {
119 if (params->idcode2 == ext_jedec)
124 if (i == ARRAY_SIZE(spansion_spi_flash_table)) {
125 debug("SF: Unsupported SPANSION ID %04x %04x\n", jedec, ext_jedec);
129 flash = spi_flash_alloc_base(spi, params->name);
131 debug("SF: Failed to allocate memory\n");
135 flash->page_size = 256;
136 flash->sector_size = 256 * params->pages_per_sector;
137 flash->size = flash->sector_size * params->nr_sectors;