.. | .. |
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14 | 14 | |
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15 | 15 | #define SPINAND_MFR_SKYHIGH 0x01 |
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16 | 16 | |
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| 17 | +#define SKYHIGH_STATUS_ECC_1_2_BITFLIPS (1 << 4) |
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| 18 | +#define SKYHIGH_STATUS_ECC_3_4_BITFLIPS (2 << 4) |
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| 19 | +#define SKYHIGH_STATUS_ECC_UNCOR_ERROR (3 << 4) |
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| 20 | + |
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17 | 21 | static SPINAND_OP_VARIANTS(read_cache_variants, |
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18 | 22 | SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0), |
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19 | 23 | SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0), |
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.. | .. |
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27 | 31 | SPINAND_PROG_LOAD(true, 0, NULL, 0)); |
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28 | 32 | |
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29 | 33 | static SPINAND_OP_VARIANTS(update_cache_variants, |
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30 | | - SPINAND_PROG_LOAD_X4(false, 0, NULL, 0), |
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31 | | - SPINAND_PROG_LOAD(false, 0, NULL, 0)); |
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| 34 | + SPINAND_PROG_LOAD_X4(true, 0, NULL, 0), |
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| 35 | + SPINAND_PROG_LOAD(true, 0, NULL, 0)); |
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32 | 36 | |
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33 | 37 | static int s35ml04g3_ooblayout_ecc(struct mtd_info *mtd, int section, |
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34 | 38 | struct mtd_oob_region *region) |
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.. | .. |
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53 | 57 | .rfree = s35ml04g3_ooblayout_free, |
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54 | 58 | }; |
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55 | 59 | |
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| 60 | + |
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| 61 | +static int s35ml0xg3_ecc_get_status(struct spinand_device *spinand, |
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| 62 | + u8 status) |
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| 63 | +{ |
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| 64 | + struct nand_device *nand = spinand_to_nand(spinand); |
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| 65 | + |
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| 66 | + switch (status & STATUS_ECC_MASK) { |
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| 67 | + case STATUS_ECC_NO_BITFLIPS: |
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| 68 | + return 0; |
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| 69 | + |
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| 70 | + case SKYHIGH_STATUS_ECC_UNCOR_ERROR: |
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| 71 | + return -EBADMSG; |
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| 72 | + |
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| 73 | + case SKYHIGH_STATUS_ECC_1_2_BITFLIPS: |
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| 74 | + return 2; |
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| 75 | + |
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| 76 | + default: |
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| 77 | + return nand->eccreq.strength; |
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| 78 | + } |
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| 79 | + |
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| 80 | + return -EINVAL; |
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| 81 | +} |
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| 82 | + |
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56 | 83 | static const struct spinand_info skyhigh_spinand_table[] = { |
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| 84 | + SPINAND_INFO("S35ML01G3", |
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| 85 | + SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x15), |
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| 86 | + NAND_MEMORG(1, 2048, 128, 64, 1024, 2, 1, 1), |
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| 87 | + NAND_ECCREQ(4, 512), |
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| 88 | + SPINAND_INFO_OP_VARIANTS(&read_cache_variants, |
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| 89 | + &write_cache_variants, |
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| 90 | + &update_cache_variants), |
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| 91 | + SPINAND_HAS_QE_BIT, |
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| 92 | + SPINAND_ECCINFO(&s35ml04g3_ooblayout, s35ml0xg3_ecc_get_status)), |
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| 93 | + SPINAND_INFO("S35ML02G3", |
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| 94 | + SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x25), |
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| 95 | + NAND_MEMORG(1, 2048, 128, 64, 2048, 2, 1, 1), |
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| 96 | + NAND_ECCREQ(4, 512), |
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| 97 | + SPINAND_INFO_OP_VARIANTS(&read_cache_variants, |
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| 98 | + &write_cache_variants, |
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| 99 | + &update_cache_variants), |
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| 100 | + SPINAND_HAS_QE_BIT, |
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| 101 | + SPINAND_ECCINFO(&s35ml04g3_ooblayout, s35ml0xg3_ecc_get_status)), |
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57 | 102 | SPINAND_INFO("S35ML04G3", |
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58 | 103 | SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x35), |
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59 | 104 | NAND_MEMORG(1, 2048, 128, 64, 4096, 2, 1, 1), |
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.. | .. |
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62 | 107 | &write_cache_variants, |
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63 | 108 | &update_cache_variants), |
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64 | 109 | SPINAND_HAS_QE_BIT, |
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65 | | - SPINAND_ECCINFO(&s35ml04g3_ooblayout, NULL)), |
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| 110 | + SPINAND_ECCINFO(&s35ml04g3_ooblayout, s35ml0xg3_ecc_get_status)), |
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66 | 111 | }; |
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67 | 112 | |
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68 | 113 | static const struct spinand_manufacturer_ops skyhigh_spinand_manuf_ops = { |
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