serial_flash_cmds.h (1684B)
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 */