1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Generic/SFDP Flash Commands and Device Capabilities 4 * 5 * Copyright (C) 2013 Lee Jones <lee.jones@lianro.org> 6 */ 7 8 #ifndef _MTD_SERIAL_FLASH_CMDS_H 9 #define _MTD_SERIAL_FLASH_CMDS_H 10 11 /* Generic Flash Commands/OPCODEs */ 12 #define SPINOR_OP_WRVCR 0x81 13 #define SPINOR_OP_RDVCR 0x85 14 15 /* JEDEC Standard - Serial Flash Discoverable Parmeters (SFDP) Commands */ 16 #define SPINOR_OP_WRITE 0x02 /* PAGE PROGRAM */ 17 #define SPINOR_OP_WRITE_1_1_2 0xa2 /* DUAL INPUT PROGRAM */ 18 #define SPINOR_OP_WRITE_1_2_2 0xd2 /* DUAL INPUT EXT PROGRAM */ 19 #define SPINOR_OP_WRITE_1_1_4 0x32 /* QUAD INPUT PROGRAM */ 20 #define SPINOR_OP_WRITE_1_4_4 0x12 /* QUAD INPUT EXT PROGRAM */ 21 22 /* Configuration flags */ 23 #define FLASH_FLAG_SINGLE 0x000000ff 24 #define FLASH_FLAG_READ_WRITE 0x00000001 25 #define FLASH_FLAG_READ_FAST 0x00000002 26 #define FLASH_FLAG_SE_4K 0x00000004 27 #define FLASH_FLAG_SE_32K 0x00000008 28 #define FLASH_FLAG_CE 0x00000010 29 #define FLASH_FLAG_32BIT_ADDR 0x00000020 30 #define FLASH_FLAG_RESET 0x00000040 31 #define FLASH_FLAG_DYB_LOCKING 0x00000080 32 33 #define FLASH_FLAG_DUAL 0x0000ff00 34 #define FLASH_FLAG_READ_1_1_2 0x00000100 35 #define FLASH_FLAG_READ_1_2_2 0x00000200 36 #define FLASH_FLAG_READ_2_2_2 0x00000400 37 #define FLASH_FLAG_WRITE_1_1_2 0x00001000 38 #define FLASH_FLAG_WRITE_1_2_2 0x00002000 39 #define FLASH_FLAG_WRITE_2_2_2 0x00004000 40 41 #define FLASH_FLAG_QUAD 0x00ff0000 42 #define FLASH_FLAG_READ_1_1_4 0x00010000 43 #define FLASH_FLAG_READ_1_4_4 0x00020000 44 #define FLASH_FLAG_READ_4_4_4 0x00040000 45 #define FLASH_FLAG_WRITE_1_1_4 0x00100000 46 #define FLASH_FLAG_WRITE_1_4_4 0x00200000 47 #define FLASH_FLAG_WRITE_4_4_4 0x00400000 48 49 #endif /* _MTD_SERIAL_FLASH_CMDS_H */ 50