2 * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
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.
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
30 #ifndef __MX25LREG_H__
31 #define __MX25LREG_H__
36 #define CMD_WRITE_ENABLE 0x06
37 #define CMD_WRITE_DISABLE 0x04
38 #define CMD_READ_IDENT 0x9F
39 #define CMD_READ_STATUS 0x05
40 #define CMD_WRITE_STATUS 0x01
42 #define CMD_FAST_READ 0x0B
43 #define CMD_PAGE_PROGRAM 0x02
44 #define CMD_SECTOR_ERASE 0xD8
45 #define CMD_BULK_ERASE 0xC7
46 #define CMD_BLOCK_4K_ERASE 0x20
47 #define CMD_BLOCK_32K_ERASE 0x52
50 * Status register flags
52 #define STATUS_SRWD (1 << 7)
53 #define STATUS_BP2 (1 << 4)
54 #define STATUS_BP1 (1 << 3)
55 #define STATUS_BP0 (1 << 2)
56 #define STATUS_WEL (1 << 1)
57 #define STATUS_WIP (1 << 0)
59 #define FLASH_PAGE_SIZE 256
61 #endif /* __MX25LREG_H__ */