iPod cheap adapter flash chip flashchips.c snippet

{
        .vendor     = "IDK",
        .name       = "UNKNOWNFLASH",
        .bustype    = BUS_SPI,
        .manufacture_id = 0x68,
        .model_id   = 0x4013,
        .total_size = 512,
        .page_size  = 256,
        /* supports SFDP */
        /* QPI enable 0x38, disable 0xFF */
        .feature_bits   = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_QPI,
        .tested     = TEST_UNTESTED,
        .probe      = PROBE_SPI_RDID,
        .probe_timing   = TIMING_ZERO,
        .block_erasers  = {
            {
                /* 128 * 4KB sectors */
                .eraseblocks = { {4 * 1024, 128} },
                .block_erase = SPI_BLOCK_ERASE_20,
            }, {
                /* 16 * 32KB blocks */
                .eraseblocks = { {32 * 1024, 16} },
                .block_erase = SPI_BLOCK_ERASE_52,
            }, {
                /* 8 * 64KB blocks  */
                .eraseblocks = { {64 * 1024, 8} },
                .block_erase = SPI_BLOCK_ERASE_D8,
            }, {
                /* Full chip erase (0x60)  */
                .eraseblocks = { {512 * 1024, 1} },
                .block_erase = SPI_BLOCK_ERASE_60,
            }, {
                /* Full chip erase (0xC7)  */
                .eraseblocks = { {512 * 1024, 1} },
                .block_erase = SPI_BLOCK_ERASE_C7,
            },
        },
        .printlock  = SPI_PRETTYPRINT_STATUS_REGISTER_BP2_TB_BPL,
        .unlock     = SPI_DISABLE_BLOCKPROTECT_BP2_SRWD,
        .write      = SPI_CHIP_WRITE256,
        .read       = SPI_CHIP_READ, /* Fast read (0x0B) and multi I/O supported */
        .voltage    = {2700, 3600},
    },