Kyungmin Park | af3d11c | 2007-09-10 17:15:14 +0900 | [diff] [blame] | 1 | /* |
| 2 | * linux/include/linux/mtd/onenand_regs.h |
| 3 | * |
| 4 | * OneNAND Register header file |
| 5 | * |
| 6 | * Copyright (C) 2005-2007 Samsung Electronics |
| 7 | * Kyungmin Park <kyungmin.park@samsung.com> |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License version 2 as |
| 11 | * published by the Free Software Foundation. |
| 12 | */ |
| 13 | |
| 14 | #ifndef __ONENAND_REG_H |
| 15 | #define __ONENAND_REG_H |
| 16 | |
| 17 | /* Memory Address Map Translation (Word order) */ |
| 18 | #define ONENAND_MEMORY_MAP(x) ((x) << 1) |
| 19 | |
| 20 | /* |
| 21 | * External BufferRAM area |
| 22 | */ |
| 23 | #define ONENAND_BOOTRAM ONENAND_MEMORY_MAP(0x0000) |
| 24 | #define ONENAND_DATARAM ONENAND_MEMORY_MAP(0x0200) |
| 25 | #define ONENAND_SPARERAM ONENAND_MEMORY_MAP(0x8010) |
| 26 | |
| 27 | /* |
| 28 | * OneNAND Registers |
| 29 | */ |
| 30 | #define ONENAND_REG_MANUFACTURER_ID ONENAND_MEMORY_MAP(0xF000) |
| 31 | #define ONENAND_REG_DEVICE_ID ONENAND_MEMORY_MAP(0xF001) |
| 32 | #define ONENAND_REG_VERSION_ID ONENAND_MEMORY_MAP(0xF002) |
| 33 | #define ONENAND_REG_DATA_BUFFER_SIZE ONENAND_MEMORY_MAP(0xF003) |
| 34 | #define ONENAND_REG_BOOT_BUFFER_SIZE ONENAND_MEMORY_MAP(0xF004) |
| 35 | #define ONENAND_REG_NUM_BUFFERS ONENAND_MEMORY_MAP(0xF005) |
| 36 | #define ONENAND_REG_TECHNOLOGY ONENAND_MEMORY_MAP(0xF006) |
| 37 | |
| 38 | #define ONENAND_REG_START_ADDRESS1 ONENAND_MEMORY_MAP(0xF100) |
| 39 | #define ONENAND_REG_START_ADDRESS2 ONENAND_MEMORY_MAP(0xF101) |
| 40 | #define ONENAND_REG_START_ADDRESS3 ONENAND_MEMORY_MAP(0xF102) |
| 41 | #define ONENAND_REG_START_ADDRESS4 ONENAND_MEMORY_MAP(0xF103) |
| 42 | #define ONENAND_REG_START_ADDRESS5 ONENAND_MEMORY_MAP(0xF104) |
| 43 | #define ONENAND_REG_START_ADDRESS6 ONENAND_MEMORY_MAP(0xF105) |
| 44 | #define ONENAND_REG_START_ADDRESS7 ONENAND_MEMORY_MAP(0xF106) |
| 45 | #define ONENAND_REG_START_ADDRESS8 ONENAND_MEMORY_MAP(0xF107) |
| 46 | |
| 47 | #define ONENAND_REG_START_BUFFER ONENAND_MEMORY_MAP(0xF200) |
| 48 | #define ONENAND_REG_COMMAND ONENAND_MEMORY_MAP(0xF220) |
| 49 | #define ONENAND_REG_SYS_CFG1 ONENAND_MEMORY_MAP(0xF221) |
| 50 | #define ONENAND_REG_SYS_CFG2 ONENAND_MEMORY_MAP(0xF222) |
| 51 | #define ONENAND_REG_CTRL_STATUS ONENAND_MEMORY_MAP(0xF240) |
| 52 | #define ONENAND_REG_INTERRUPT ONENAND_MEMORY_MAP(0xF241) |
| 53 | #define ONENAND_REG_START_BLOCK_ADDRESS ONENAND_MEMORY_MAP(0xF24C) |
| 54 | #define ONENAND_REG_END_BLOCK_ADDRESS ONENAND_MEMORY_MAP(0xF24D) |
| 55 | #define ONENAND_REG_WP_STATUS ONENAND_MEMORY_MAP(0xF24E) |
| 56 | |
| 57 | #define ONENAND_REG_ECC_STATUS ONENAND_MEMORY_MAP(0xFF00) |
| 58 | #define ONENAND_REG_ECC_M0 ONENAND_MEMORY_MAP(0xFF01) |
| 59 | #define ONENAND_REG_ECC_S0 ONENAND_MEMORY_MAP(0xFF02) |
| 60 | #define ONENAND_REG_ECC_M1 ONENAND_MEMORY_MAP(0xFF03) |
| 61 | #define ONENAND_REG_ECC_S1 ONENAND_MEMORY_MAP(0xFF04) |
| 62 | #define ONENAND_REG_ECC_M2 ONENAND_MEMORY_MAP(0xFF05) |
| 63 | #define ONENAND_REG_ECC_S2 ONENAND_MEMORY_MAP(0xFF06) |
| 64 | #define ONENAND_REG_ECC_M3 ONENAND_MEMORY_MAP(0xFF07) |
| 65 | #define ONENAND_REG_ECC_S3 ONENAND_MEMORY_MAP(0xFF08) |
| 66 | |
| 67 | /* |
| 68 | * Device ID Register F001h (R) |
| 69 | */ |
Scott Wood | 3628f00 | 2008-10-24 16:20:43 -0500 | [diff] [blame] | 70 | #define ONENAND_DEVICE_DENSITY_MASK (0xf) |
Kyungmin Park | af3d11c | 2007-09-10 17:15:14 +0900 | [diff] [blame] | 71 | #define ONENAND_DEVICE_DENSITY_SHIFT (4) |
| 72 | #define ONENAND_DEVICE_IS_DDP (1 << 3) |
| 73 | #define ONENAND_DEVICE_IS_DEMUX (1 << 2) |
| 74 | #define ONENAND_DEVICE_VCC_MASK (0x3) |
| 75 | |
| 76 | #define ONENAND_DEVICE_DENSITY_512Mb (0x002) |
Scott Wood | 3628f00 | 2008-10-24 16:20:43 -0500 | [diff] [blame] | 77 | #define ONENAND_DEVICE_DENSITY_1Gb (0x003) |
| 78 | #define ONENAND_DEVICE_DENSITY_2Gb (0x004) |
| 79 | #define ONENAND_DEVICE_DENSITY_4Gb (0x005) |
Kyungmin Park | af3d11c | 2007-09-10 17:15:14 +0900 | [diff] [blame] | 80 | |
| 81 | /* |
| 82 | * Version ID Register F002h (R) |
| 83 | */ |
| 84 | #define ONENAND_VERSION_PROCESS_SHIFT (8) |
| 85 | |
| 86 | /* |
| 87 | * Start Address 1 F100h (R/W) |
| 88 | */ |
| 89 | #define ONENAND_DDP_SHIFT (15) |
Kyungmin Park | 5d7a01c | 2008-08-19 08:42:53 +0900 | [diff] [blame] | 90 | #define ONENAND_DDP_CHIP0 (0) |
| 91 | #define ONENAND_DDP_CHIP1 (1 << ONENAND_DDP_SHIFT) |
Kyungmin Park | af3d11c | 2007-09-10 17:15:14 +0900 | [diff] [blame] | 92 | |
| 93 | /* |
| 94 | * Start Address 8 F107h (R/W) |
| 95 | */ |
| 96 | #define ONENAND_FPA_MASK (0x3f) |
| 97 | #define ONENAND_FPA_SHIFT (2) |
| 98 | #define ONENAND_FSA_MASK (0x03) |
| 99 | |
| 100 | /* |
| 101 | * Start Buffer Register F200h (R/W) |
| 102 | */ |
| 103 | #define ONENAND_BSA_MASK (0x03) |
| 104 | #define ONENAND_BSA_SHIFT (8) |
| 105 | #define ONENAND_BSA_BOOTRAM (0 << 2) |
| 106 | #define ONENAND_BSA_DATARAM0 (2 << 2) |
| 107 | #define ONENAND_BSA_DATARAM1 (3 << 2) |
| 108 | #define ONENAND_BSC_MASK (0x03) |
| 109 | |
| 110 | /* |
| 111 | * Command Register F220h (R/W) |
| 112 | */ |
| 113 | #define ONENAND_CMD_READ (0x00) |
| 114 | #define ONENAND_CMD_READOOB (0x13) |
| 115 | #define ONENAND_CMD_PROG (0x80) |
| 116 | #define ONENAND_CMD_PROGOOB (0x1A) |
Scott Wood | 3628f00 | 2008-10-24 16:20:43 -0500 | [diff] [blame] | 117 | #define ONENAND_CMD_2X_PROG (0x7D) |
| 118 | #define ONENAND_CMD_2X_CACHE_PROG (0x7F) |
Kyungmin Park | af3d11c | 2007-09-10 17:15:14 +0900 | [diff] [blame] | 119 | #define ONENAND_CMD_UNLOCK (0x23) |
| 120 | #define ONENAND_CMD_LOCK (0x2A) |
| 121 | #define ONENAND_CMD_LOCK_TIGHT (0x2C) |
Kyungmin Park | dc7a79c | 2008-11-04 09:24:07 +0900 | [diff] [blame^] | 122 | #define ONENAND_CMD_UNLOCK_ALL (0x27) |
Kyungmin Park | af3d11c | 2007-09-10 17:15:14 +0900 | [diff] [blame] | 123 | #define ONENAND_CMD_ERASE (0x94) |
| 124 | #define ONENAND_CMD_RESET (0xF0) |
| 125 | #define ONENAND_CMD_READID (0x90) |
| 126 | |
| 127 | /* NOTE: Those are not *REAL* commands */ |
| 128 | #define ONENAND_CMD_BUFFERRAM (0x1978) |
| 129 | |
| 130 | /* |
| 131 | * System Configuration 1 Register F221h (R, R/W) |
| 132 | */ |
| 133 | #define ONENAND_SYS_CFG1_SYNC_READ (1 << 15) |
| 134 | #define ONENAND_SYS_CFG1_BRL_7 (7 << 12) |
| 135 | #define ONENAND_SYS_CFG1_BRL_6 (6 << 12) |
| 136 | #define ONENAND_SYS_CFG1_BRL_5 (5 << 12) |
| 137 | #define ONENAND_SYS_CFG1_BRL_4 (4 << 12) |
| 138 | #define ONENAND_SYS_CFG1_BRL_3 (3 << 12) |
| 139 | #define ONENAND_SYS_CFG1_BRL_10 (2 << 12) |
| 140 | #define ONENAND_SYS_CFG1_BRL_9 (1 << 12) |
| 141 | #define ONENAND_SYS_CFG1_BRL_8 (0 << 12) |
| 142 | #define ONENAND_SYS_CFG1_BRL_SHIFT (12) |
| 143 | #define ONENAND_SYS_CFG1_BL_32 (4 << 9) |
| 144 | #define ONENAND_SYS_CFG1_BL_16 (3 << 9) |
| 145 | #define ONENAND_SYS_CFG1_BL_8 (2 << 9) |
| 146 | #define ONENAND_SYS_CFG1_BL_4 (1 << 9) |
| 147 | #define ONENAND_SYS_CFG1_BL_CONT (0 << 9) |
| 148 | #define ONENAND_SYS_CFG1_BL_SHIFT (9) |
| 149 | #define ONENAND_SYS_CFG1_NO_ECC (1 << 8) |
| 150 | #define ONENAND_SYS_CFG1_RDY (1 << 7) |
| 151 | #define ONENAND_SYS_CFG1_INT (1 << 6) |
| 152 | #define ONENAND_SYS_CFG1_IOBE (1 << 5) |
| 153 | #define ONENAND_SYS_CFG1_RDY_CONF (1 << 4) |
| 154 | |
| 155 | /* |
| 156 | * Controller Status Register F240h (R) |
| 157 | */ |
| 158 | #define ONENAND_CTRL_ONGO (1 << 15) |
| 159 | #define ONENAND_CTRL_LOCK (1 << 14) |
| 160 | #define ONENAND_CTRL_LOAD (1 << 13) |
| 161 | #define ONENAND_CTRL_PROGRAM (1 << 12) |
| 162 | #define ONENAND_CTRL_ERASE (1 << 11) |
| 163 | #define ONENAND_CTRL_ERROR (1 << 10) |
| 164 | #define ONENAND_CTRL_RSTB (1 << 7) |
| 165 | |
| 166 | /* |
| 167 | * Interrupt Status Register F241h (R) |
| 168 | */ |
| 169 | #define ONENAND_INT_MASTER (1 << 15) |
| 170 | #define ONENAND_INT_READ (1 << 7) |
| 171 | #define ONENAND_INT_WRITE (1 << 6) |
| 172 | #define ONENAND_INT_ERASE (1 << 5) |
| 173 | #define ONENAND_INT_RESET (1 << 4) |
| 174 | #define ONENAND_INT_CLEAR (0 << 0) |
| 175 | |
| 176 | /* |
| 177 | * NAND Flash Write Protection Status Register F24Eh (R) |
| 178 | */ |
| 179 | #define ONENAND_WP_US (1 << 2) |
| 180 | #define ONENAND_WP_LS (1 << 1) |
| 181 | #define ONENAND_WP_LTS (1 << 0) |
| 182 | |
| 183 | /* |
| 184 | * ECC Status Reigser FF00h (R) |
| 185 | */ |
| 186 | #define ONENAND_ECC_1BIT (1 << 0) |
| 187 | #define ONENAND_ECC_2BIT (1 << 1) |
| 188 | #define ONENAND_ECC_2BIT_ALL (0xAAAA) |
| 189 | |
| 190 | #endif /* __ONENAND_REG_H */ |