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| 2 | #ifndef __MTD_IFLASH_H__ |
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| 3 | #define __MTD_IFLASH_H__ |
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| 4 | |
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| 5 | /* Extended CIS registers for Series 2 and 2+ cards */ |
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| 6 | /* The registers are all offsets from 0x4000 */ |
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| 7 | #define CISREG_CSR 0x0100 |
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| 8 | #define CISREG_WP 0x0104 |
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| 9 | #define CISREG_RDYBSY 0x0140 |
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| 10 | |
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| 11 | /* Extended CIS registers for Series 2 cards */ |
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| 12 | #define CISREG_SLEEP 0x0118 |
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| 13 | #define CISREG_RDY_MASK 0x0120 |
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| 14 | #define CISREG_RDY_STATUS 0x0130 |
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| 15 | |
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| 16 | /* Extended CIS registers for Series 2+ cards */ |
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| 17 | #define CISREG_VCR 0x010c |
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| 18 | |
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| 19 | /* Card Status Register */ |
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| 20 | #define CSR_SRESET 0x20 /* Soft reset */ |
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| 21 | #define CSR_CMWP 0x10 /* Common memory write protect */ |
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| 22 | #define CSR_PWRDOWN 0x08 /* Power down status */ |
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| 23 | #define CSR_CISWP 0x04 /* Common memory CIS WP */ |
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| 24 | #define CSR_WP 0x02 /* Mechanical write protect */ |
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| 25 | #define CSR_READY 0x01 /* Ready/busy status */ |
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| 26 | |
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| 27 | /* Write Protection Register */ |
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| 28 | #define WP_BLKEN 0x04 /* Enable block locking */ |
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| 29 | #define WP_CMWP 0x02 /* Common memory write protect */ |
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| 30 | #define WP_CISWP 0x01 /* Common memory CIS WP */ |
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| 31 | |
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| 32 | /* Voltage Control Register */ |
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| 33 | #define VCR_VCC_LEVEL 0x80 /* 0 = 5V, 1 = 3.3V */ |
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| 34 | #define VCR_VPP_VALID 0x02 /* Vpp Valid */ |
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| 35 | #define VCR_VPP_GEN 0x01 /* Integrated Vpp generator */ |
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| 36 | |
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| 37 | /* Ready/Busy Mode Register */ |
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| 38 | #define RDYBSY_RACK 0x02 /* Ready acknowledge */ |
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| 39 | #define RDYBSY_MODE 0x01 /* 1 = high performance */ |
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| 40 | |
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| 41 | #define LOW(x) ((x) & 0xff) |
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| 42 | |
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| 43 | /* 28F008SA-Compatible Command Set */ |
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| 44 | #define IF_READ_ARRAY 0xffff |
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| 45 | #define IF_INTEL_ID 0x9090 |
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| 46 | #define IF_READ_CSR 0x7070 |
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| 47 | #define IF_CLEAR_CSR 0x5050 |
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| 48 | #define IF_WRITE 0x4040 |
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| 49 | #define IF_BLOCK_ERASE 0x2020 |
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| 50 | #define IF_ERASE_SUSPEND 0xb0b0 |
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| 51 | #define IF_CONFIRM 0xd0d0 |
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| 52 | |
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| 53 | /* 28F016SA Performance Enhancement Commands */ |
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| 54 | #define IF_READ_PAGE 0x7575 |
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| 55 | #define IF_PAGE_SWAP 0x7272 |
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| 56 | #define IF_SINGLE_LOAD 0x7474 |
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| 57 | #define IF_SEQ_LOAD 0xe0e0 |
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| 58 | #define IF_PAGE_WRITE 0x0c0c |
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| 59 | #define IF_RDY_MODE 0x9696 |
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| 60 | #define IF_RDY_LEVEL 0x0101 |
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| 61 | #define IF_RDY_PULSE_WRITE 0x0202 |
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| 62 | #define IF_RDY_PULSE_ERASE 0x0303 |
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| 63 | #define IF_RDY_DISABLE 0x0404 |
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| 64 | #define IF_LOCK_BLOCK 0x7777 |
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| 65 | #define IF_UPLOAD_STATUS 0x9797 |
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| 66 | #define IF_READ_ESR 0x7171 |
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| 67 | #define IF_ERASE_UNLOCKED 0xa7a7 |
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| 68 | #define IF_SLEEP 0xf0f0 |
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| 69 | #define IF_ABORT 0x8080 |
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| 70 | #define IF_UPLOAD_DEVINFO 0x9999 |
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| 71 | |
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| 72 | /* Definitions for Compatible Status Register */ |
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| 73 | #define CSR_WR_READY 0x8080 /* Write state machine status */ |
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| 74 | #define CSR_ERA_SUSPEND 0x4040 /* Erase suspend status */ |
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| 75 | #define CSR_ERA_ERR 0x2020 /* Erase status */ |
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| 76 | #define CSR_WR_ERR 0x1010 /* Data write status */ |
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| 77 | #define CSR_VPP_LOW 0x0808 /* Vpp status */ |
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| 78 | |
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| 79 | /* Definitions for Global Status Register */ |
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| 80 | #define GSR_WR_READY 0x8080 /* Write state machine status */ |
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| 81 | #define GSR_OP_SUSPEND 0x4040 /* Operation suspend status */ |
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| 82 | #define GSR_OP_ERR 0x2020 /* Device operation status */ |
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| 83 | #define GSR_SLEEP 0x1010 /* Device sleep status */ |
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| 84 | #define GSR_QUEUE_FULL 0x0808 /* Queue status */ |
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| 85 | #define GSR_PAGE_AVAIL 0x0404 /* Page buffer available status */ |
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| 86 | #define GSR_PAGE_READY 0x0202 /* Page buffer status */ |
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| 87 | #define GSR_PAGE_SELECT 0x0101 /* Page buffer select status */ |
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| 88 | |
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| 89 | /* Definitions for Block Status Register */ |
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| 90 | #define BSR_READY 0x8080 /* Block status */ |
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| 91 | #define BSR_UNLOCK 0x4040 /* Block lock status */ |
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| 92 | #define BSR_FAILED 0x2020 /* Block operation status */ |
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| 93 | #define BSR_ABORTED 0x1010 /* Operation abort status */ |
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| 94 | #define BSR_QUEUE_FULL 0x0808 /* Queue status */ |
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| 95 | #define BSR_VPP_LOW 0x0404 /* Vpp status */ |
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| 96 | |
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| 97 | #endif /* __MTD_IFLASH_H__ */ |
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