/* * Generic/SFDP Flash Commands and Device Capabilities * * Copyright (C) 2013 Lee Jones <lee.jones@lianro.org> * * This code is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * */ #ifndef _MTD_SERIAL_FLASH_CMDS_H #define _MTD_SERIAL_FLASH_CMDS_H /* Generic Flash Commands/OPCODEs */ #define SPINOR_OP_RDSR2 0x35 #define SPINOR_OP_WRVCR 0x81 #define SPINOR_OP_RDVCR 0x85 /* JEDEC Standard - Serial Flash Discoverable Parmeters (SFDP) Commands */ #define SPINOR_OP_READ_1_2_2 0xbb /* DUAL I/O READ */ #define SPINOR_OP_READ_1_4_4 0xeb /* QUAD I/O READ */ #define SPINOR_OP_WRITE 0x02 /* PAGE PROGRAM */ #define SPINOR_OP_WRITE_1_1_2 0xa2 /* DUAL INPUT PROGRAM */ #define SPINOR_OP_WRITE_1_2_2 0xd2 /* DUAL INPUT EXT PROGRAM */ #define SPINOR_OP_WRITE_1_1_4 0x32 /* QUAD INPUT PROGRAM */ #define SPINOR_OP_WRITE_1_4_4 0x12 /* QUAD INPUT EXT PROGRAM */ /* READ commands with 32-bit addressing */ #define SPINOR_OP_READ4_1_2_2 0xbc #define SPINOR_OP_READ4_1_4_4 0xec /* Configuration flags */ #define FLASH_FLAG_SINGLE 0x000000ff #define FLASH_FLAG_READ_WRITE 0x00000001 #define FLASH_FLAG_READ_FAST 0x00000002 #define FLASH_FLAG_SE_4K 0x00000004 #define FLASH_FLAG_SE_32K 0x00000008 #define FLASH_FLAG_CE 0x00000010 #define FLASH_FLAG_32BIT_ADDR 0x00000020 #define FLASH_FLAG_RESET 0x00000040 #define FLASH_FLAG_DYB_LOCKING 0x00000080 #define FLASH_FLAG_DUAL 0x0000ff00 #define FLASH_FLAG_READ_1_1_2 0x00000100 #define FLASH_FLAG_READ_1_2_2 0x00000200 #define FLASH_FLAG_READ_2_2_2 0x00000400 #define FLASH_FLAG_WRITE_1_1_2 0x00001000 #define FLASH_FLAG_WRITE_1_2_2 0x00002000 #define FLASH_FLAG_WRITE_2_2_2 0x00004000 #define FLASH_FLAG_QUAD 0x00ff0000 #define FLASH_FLAG_READ_1_1_4 0x00010000 #define FLASH_FLAG_READ_1_4_4 0x00020000 #define FLASH_FLAG_READ_4_4_4 0x00040000 #define FLASH_FLAG_WRITE_1_1_4 0x00100000 #define FLASH_FLAG_WRITE_1_4_4 0x00200000 #define FLASH_FLAG_WRITE_4_4_4 0x00400000 #endif /* _MTD_SERIAL_FLASH_CMDS_H */ |