1/*
2 * Generic/SFDP Flash Commands and Device Capabilities
3 *
4 * Copyright (C) 2013 Lee Jones <lee.jones@lianro.org>
5 *
6 * This code is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 */
11
12#ifndef _MTD_SERIAL_FLASH_CMDS_H
13#define _MTD_SERIAL_FLASH_CMDS_H
14
15/* Generic Flash Commands/OPCODEs */
16#define SPINOR_OP_RDSR2		0x35
17#define SPINOR_OP_WRVCR		0x81
18#define SPINOR_OP_RDVCR		0x85
19
20/* JEDEC Standard - Serial Flash Discoverable Parmeters (SFDP) Commands */
21#define SPINOR_OP_READ_1_2_2	0xbb	/* DUAL I/O READ */
22#define SPINOR_OP_READ_1_4_4	0xeb	/* QUAD I/O READ */
23
24#define SPINOR_OP_WRITE		0x02	/* PAGE PROGRAM */
25#define SPINOR_OP_WRITE_1_1_2	0xa2	/* DUAL INPUT PROGRAM */
26#define SPINOR_OP_WRITE_1_2_2	0xd2	/* DUAL INPUT EXT PROGRAM */
27#define SPINOR_OP_WRITE_1_1_4	0x32	/* QUAD INPUT PROGRAM */
28#define SPINOR_OP_WRITE_1_4_4	0x12	/* QUAD INPUT EXT PROGRAM */
29
30/* READ commands with 32-bit addressing */
31#define SPINOR_OP_READ4_1_2_2	0xbc
32#define SPINOR_OP_READ4_1_4_4	0xec
33
34/* Configuration flags */
35#define FLASH_FLAG_SINGLE	0x000000ff
36#define FLASH_FLAG_READ_WRITE	0x00000001
37#define FLASH_FLAG_READ_FAST	0x00000002
38#define FLASH_FLAG_SE_4K	0x00000004
39#define FLASH_FLAG_SE_32K	0x00000008
40#define FLASH_FLAG_CE		0x00000010
41#define FLASH_FLAG_32BIT_ADDR	0x00000020
42#define FLASH_FLAG_RESET	0x00000040
43#define FLASH_FLAG_DYB_LOCKING	0x00000080
44
45#define FLASH_FLAG_DUAL		0x0000ff00
46#define FLASH_FLAG_READ_1_1_2	0x00000100
47#define FLASH_FLAG_READ_1_2_2	0x00000200
48#define FLASH_FLAG_READ_2_2_2	0x00000400
49#define FLASH_FLAG_WRITE_1_1_2	0x00001000
50#define FLASH_FLAG_WRITE_1_2_2	0x00002000
51#define FLASH_FLAG_WRITE_2_2_2	0x00004000
52
53#define FLASH_FLAG_QUAD		0x00ff0000
54#define FLASH_FLAG_READ_1_1_4	0x00010000
55#define FLASH_FLAG_READ_1_4_4	0x00020000
56#define FLASH_FLAG_READ_4_4_4	0x00040000
57#define FLASH_FLAG_WRITE_1_1_4	0x00100000
58#define FLASH_FLAG_WRITE_1_4_4	0x00200000
59#define FLASH_FLAG_WRITE_4_4_4	0x00400000
60
61#endif /* _MTD_SERIAL_FLASH_CMDS_H */
62