mx25lreg.h revision 202105
1/*- 2 * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#ifndef __MX25LREG_H__ 29#define __MX25LREG_H__ 30 31/* 32 * Commands 33 */ 34#define CMD_WRITE_ENABLE 0x06 35#define CMD_WRITE_DISABLE 0x04 36#define CMD_READ_IDENT 0x9F 37#define CMD_READ_STATUS 0x05 38#define CMD_WRITE_STATUS 0x01 39#define CMD_READ 0x03 40#define CMD_FAST_READ 0x0B 41#define CMD_PAGE_PROGRAM 0x02 42#define CMD_SECTOR_ERASE 0xD8 43#define CMD_BULK_ERASE 0xC7 44 45/* 46 * Status register flags 47 */ 48#define STATUS_SRWD (1 << 7) 49#define STATUS_BP2 (1 << 4) 50#define STATUS_BP1 (1 << 3) 51#define STATUS_BP0 (1 << 2) 52#define STATUS_WEL (1 << 1) 53#define STATUS_WIP (1 << 0) 54 55#define FLASH_PAGE_SIZE 256 56 57#endif /* __MX25LREG_H__ */ 58 59