xref: /OK3568_Linux_fs/kernel/drivers/mtd/devices/serial_flash_cmds.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Generic/SFDP Flash Commands and Device Capabilities
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2013 Lee Jones <lee.jones@lianro.org>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _MTD_SERIAL_FLASH_CMDS_H
9*4882a593Smuzhiyun #define _MTD_SERIAL_FLASH_CMDS_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun /* Generic Flash Commands/OPCODEs */
12*4882a593Smuzhiyun #define SPINOR_OP_WRVCR		0x81
13*4882a593Smuzhiyun #define SPINOR_OP_RDVCR		0x85
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun /* JEDEC Standard - Serial Flash Discoverable Parmeters (SFDP) Commands */
16*4882a593Smuzhiyun #define SPINOR_OP_WRITE		0x02	/* PAGE PROGRAM */
17*4882a593Smuzhiyun #define SPINOR_OP_WRITE_1_1_2	0xa2	/* DUAL INPUT PROGRAM */
18*4882a593Smuzhiyun #define SPINOR_OP_WRITE_1_2_2	0xd2	/* DUAL INPUT EXT PROGRAM */
19*4882a593Smuzhiyun #define SPINOR_OP_WRITE_1_1_4	0x32	/* QUAD INPUT PROGRAM */
20*4882a593Smuzhiyun #define SPINOR_OP_WRITE_1_4_4	0x12	/* QUAD INPUT EXT PROGRAM */
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun /* Configuration flags */
23*4882a593Smuzhiyun #define FLASH_FLAG_SINGLE	0x000000ff
24*4882a593Smuzhiyun #define FLASH_FLAG_READ_WRITE	0x00000001
25*4882a593Smuzhiyun #define FLASH_FLAG_READ_FAST	0x00000002
26*4882a593Smuzhiyun #define FLASH_FLAG_SE_4K	0x00000004
27*4882a593Smuzhiyun #define FLASH_FLAG_SE_32K	0x00000008
28*4882a593Smuzhiyun #define FLASH_FLAG_CE		0x00000010
29*4882a593Smuzhiyun #define FLASH_FLAG_32BIT_ADDR	0x00000020
30*4882a593Smuzhiyun #define FLASH_FLAG_RESET	0x00000040
31*4882a593Smuzhiyun #define FLASH_FLAG_DYB_LOCKING	0x00000080
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define FLASH_FLAG_DUAL		0x0000ff00
34*4882a593Smuzhiyun #define FLASH_FLAG_READ_1_1_2	0x00000100
35*4882a593Smuzhiyun #define FLASH_FLAG_READ_1_2_2	0x00000200
36*4882a593Smuzhiyun #define FLASH_FLAG_READ_2_2_2	0x00000400
37*4882a593Smuzhiyun #define FLASH_FLAG_WRITE_1_1_2	0x00001000
38*4882a593Smuzhiyun #define FLASH_FLAG_WRITE_1_2_2	0x00002000
39*4882a593Smuzhiyun #define FLASH_FLAG_WRITE_2_2_2	0x00004000
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define FLASH_FLAG_QUAD		0x00ff0000
42*4882a593Smuzhiyun #define FLASH_FLAG_READ_1_1_4	0x00010000
43*4882a593Smuzhiyun #define FLASH_FLAG_READ_1_4_4	0x00020000
44*4882a593Smuzhiyun #define FLASH_FLAG_READ_4_4_4	0x00040000
45*4882a593Smuzhiyun #define FLASH_FLAG_WRITE_1_1_4	0x00100000
46*4882a593Smuzhiyun #define FLASH_FLAG_WRITE_1_4_4	0x00200000
47*4882a593Smuzhiyun #define FLASH_FLAG_WRITE_4_4_4	0x00400000
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #endif /* _MTD_SERIAL_FLASH_CMDS_H */
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