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 * $FreeBSD$
28 */
29
30#ifndef __MX25LREG_H__
31#define __MX25LREG_H__
32
33/*
34 * Commands
35 */
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
41#define CMD_READ		0x03
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
48#define	CMD_ENTER_4B_MODE	0xB7
49#define	CMD_EXIT_4B_MODE	0xE9
50
51/*
52 * Status register flags
53 */
54#define	STATUS_SRWD	(1 << 7)
55#define	STATUS_BP2	(1 << 4)
56#define	STATUS_BP1	(1 << 3)
57#define	STATUS_BP0	(1 << 2)
58#define	STATUS_WEL	(1 << 1)
59#define	STATUS_WIP	(1 << 0)
60
61#define	FLASH_PAGE_SIZE	256
62
63#endif /* __MX25LREG_H__ */
64
65