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 */ 55