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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_WRITE 0x02 /* PAGE PROGRAM */
22#define SPINOR_OP_WRITE_1_1_2 0xa2 /* DUAL INPUT PROGRAM */
23#define SPINOR_OP_WRITE_1_2_2 0xd2 /* DUAL INPUT EXT PROGRAM */
24#define SPINOR_OP_WRITE_1_1_4 0x32 /* QUAD INPUT PROGRAM */
25#define SPINOR_OP_WRITE_1_4_4 0x12 /* QUAD INPUT EXT PROGRAM */
26
27/* Configuration flags */
28#define FLASH_FLAG_SINGLE 0x000000ff
29#define FLASH_FLAG_READ_WRITE 0x00000001
30#define FLASH_FLAG_READ_FAST 0x00000002
31#define FLASH_FLAG_SE_4K 0x00000004
32#define FLASH_FLAG_SE_32K 0x00000008
33#define FLASH_FLAG_CE 0x00000010
34#define FLASH_FLAG_32BIT_ADDR 0x00000020
35#define FLASH_FLAG_RESET 0x00000040
36#define FLASH_FLAG_DYB_LOCKING 0x00000080
37
38#define FLASH_FLAG_DUAL 0x0000ff00
39#define FLASH_FLAG_READ_1_1_2 0x00000100
40#define FLASH_FLAG_READ_1_2_2 0x00000200
41#define FLASH_FLAG_READ_2_2_2 0x00000400
42#define FLASH_FLAG_WRITE_1_1_2 0x00001000
43#define FLASH_FLAG_WRITE_1_2_2 0x00002000
44#define FLASH_FLAG_WRITE_2_2_2 0x00004000
45
46#define FLASH_FLAG_QUAD 0x00ff0000
47#define FLASH_FLAG_READ_1_1_4 0x00010000
48#define FLASH_FLAG_READ_1_4_4 0x00020000
49#define FLASH_FLAG_READ_4_4_4 0x00040000
50#define FLASH_FLAG_WRITE_1_1_4 0x00100000
51#define FLASH_FLAG_WRITE_1_4_4 0x00200000
52#define FLASH_FLAG_WRITE_4_4_4 0x00400000
53
54#endif /* _MTD_SERIAL_FLASH_CMDS_H */