コード例 #1
0
__attribute__((section(".boot_hdr.conf")))
#elif defined(__ICCARM__)
#pragma location = ".boot_hdr.conf"
#endif

const flexspi_nor_config_t qspiflash_config = {
    .memConfig =
        {
            .tag = FLEXSPI_CFG_BLK_TAG,
            .version = FLEXSPI_CFG_BLK_VERSION,
            .readSampleClkSrc = kFlexSPIReadSampleClk_LoopbackFromDqsPad,
            .csHoldTime = 3u,
            .csSetupTime = 3u,
            // Enable DDR mode, Wordaddassable, Safe configuration, Differential clock
            .sflashPadType = kSerialFlash_4Pads,
            .serialClkFreq = kFlexSpiSerialClk_100MHz,
            .sflashA1Size = 8u * 1024u * 1024u,
            .lookupTable =
                {
                    // Read LUTs
                    FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xEB, RADDR_SDR, FLEXSPI_4PAD, 0x18),
                    FLEXSPI_LUT_SEQ(DUMMY_SDR, FLEXSPI_4PAD, 0x06, READ_SDR, FLEXSPI_4PAD, 0x04),
                },
        },
    .pageSize = 256u,
    .sectorSize = 4u * 1024u,
    .blockSize = 256u * 1024u,
    .isUniformBlockSize = false,
};
#endif /* XIP_BOOT_HEADER_ENABLE */
コード例 #2
0
    .version                = FLEXSPI_CFG_BLK_VERSION,
    .read_sample_clksrc     = FLASH_READ_SAMPLE_CLK_EXTERNALINPUT_FROM_DQSPAD,
    .cs_hold_time           = 3u,
    .cs_setup_time          = 3u,
    .column_address_width   = 3u,

    /* Enable DDR mode, Wordaddassable, Safe configuration, Differential clock */

    .controller_misc_option = (1u << FLEXSPIMISC_OFFSET_DDR_MODE_EN) |
                              (1u << FLEXSPIMISC_OFFSET_WORD_ADDRESSABLE_EN) |
                              (1u << FLEXSPIMISC_OFFSET_SAFECONFIG_FREQ_EN) |
                              (1u << FLEXSPIMISC_OFFSET_DIFFCLKEN),
    .sflash_pad_type        = SERIAL_FLASH_8PADS,
    .serial_clk_freq        = FLEXSPI_SERIAL_CLKFREQ_133MHz,
    .sflash_a1size          = 64u * 1024u * 1024u,
    .data_valid_time        = {16u, 16u},
    .lookup_table           =
    {
      /* Read LUTs */

      FLEXSPI_LUT_SEQ(CMD_DDR, FLEXSPI_8PAD, 0xA0, RADDR_DDR, FLEXSPI_8PAD, 0x18),
      FLEXSPI_LUT_SEQ(CADDR_DDR, FLEXSPI_8PAD, 0x10, DUMMY_DDR, FLEXSPI_8PAD, 0x06),
      FLEXSPI_LUT_SEQ(READ_DDR, FLEXSPI_8PAD, 0x04, STOP, FLEXSPI_1PAD, 0x0),
    },
  },
  .page_size                = 512u,
  .sector_size              = 256u * 1024u,
  .blocksize                = 256u * 1024u,
  .is_uniform_blocksize     = 1,
};