| Lee Jones | 5549fbd | 2014-03-20 09:20:39 +0000 | [diff] [blame] | 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 */ |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 16 | #define SPINOR_OP_RDSR2 0x35 |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 17 | #define SPINOR_OP_WRVCR 0x81 |
| 18 | #define SPINOR_OP_RDVCR 0x85 |
| Lee Jones | 5549fbd | 2014-03-20 09:20:39 +0000 | [diff] [blame] | 19 | |
| 20 | /* JEDEC Standard - Serial Flash Discoverable Parmeters (SFDP) Commands */ |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 21 | #define SPINOR_OP_READ_1_2_2 0xbb /* DUAL I/O READ */ |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 22 | #define SPINOR_OP_READ_1_4_4 0xeb /* QUAD I/O READ */ |
| Lee Jones | 5549fbd | 2014-03-20 09:20:39 +0000 | [diff] [blame] | 23 | |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 24 | #define SPINOR_OP_WRITE 0x02 /* PAGE PROGRAM */ |
| 25 | #define SPINOR_OP_WRITE_1_1_2 0xa2 /* DUAL INPUT PROGRAM */ |
| 26 | #define SPINOR_OP_WRITE_1_2_2 0xd2 /* DUAL INPUT EXT PROGRAM */ |
| 27 | #define SPINOR_OP_WRITE_1_1_4 0x32 /* QUAD INPUT PROGRAM */ |
| 28 | #define SPINOR_OP_WRITE_1_4_4 0x12 /* QUAD INPUT EXT PROGRAM */ |
| Lee Jones | 5549fbd | 2014-03-20 09:20:39 +0000 | [diff] [blame] | 29 | |
| Lee Jones | 5549fbd | 2014-03-20 09:20:39 +0000 | [diff] [blame] | 30 | /* READ commands with 32-bit addressing */ |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 31 | #define SPINOR_OP_READ4_1_2_2 0xbc |
| Brian Norris | 92d3af9 | 2014-04-08 18:56:06 -0700 | [diff] [blame] | 32 | #define SPINOR_OP_READ4_1_4_4 0xec |
| Lee Jones | 5549fbd | 2014-03-20 09:20:39 +0000 | [diff] [blame] | 33 | |
| 34 | /* Configuration flags */ |
| 35 | #define FLASH_FLAG_SINGLE 0x000000ff |
| 36 | #define FLASH_FLAG_READ_WRITE 0x00000001 |
| 37 | #define FLASH_FLAG_READ_FAST 0x00000002 |
| 38 | #define FLASH_FLAG_SE_4K 0x00000004 |
| 39 | #define FLASH_FLAG_SE_32K 0x00000008 |
| 40 | #define FLASH_FLAG_CE 0x00000010 |
| 41 | #define FLASH_FLAG_32BIT_ADDR 0x00000020 |
| 42 | #define FLASH_FLAG_RESET 0x00000040 |
| 43 | #define FLASH_FLAG_DYB_LOCKING 0x00000080 |
| 44 | |
| 45 | #define FLASH_FLAG_DUAL 0x0000ff00 |
| 46 | #define FLASH_FLAG_READ_1_1_2 0x00000100 |
| 47 | #define FLASH_FLAG_READ_1_2_2 0x00000200 |
| 48 | #define FLASH_FLAG_READ_2_2_2 0x00000400 |
| 49 | #define FLASH_FLAG_WRITE_1_1_2 0x00001000 |
| 50 | #define FLASH_FLAG_WRITE_1_2_2 0x00002000 |
| 51 | #define FLASH_FLAG_WRITE_2_2_2 0x00004000 |
| 52 | |
| 53 | #define FLASH_FLAG_QUAD 0x00ff0000 |
| 54 | #define FLASH_FLAG_READ_1_1_4 0x00010000 |
| 55 | #define FLASH_FLAG_READ_1_4_4 0x00020000 |
| 56 | #define FLASH_FLAG_READ_4_4_4 0x00040000 |
| 57 | #define FLASH_FLAG_WRITE_1_1_4 0x00100000 |
| 58 | #define FLASH_FLAG_WRITE_1_4_4 0x00200000 |
| 59 | #define FLASH_FLAG_WRITE_4_4_4 0x00400000 |
| 60 | |
| 61 | #endif /* _MTD_SERIAL_FLASH_CMDS_H */ |