144 lines
5.1 KiB
C
144 lines
5.1 KiB
C
/*
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* Copyright 2017 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include "boards/flash_config.h"
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#include "xip/fsl_flexspi_nor_boot.h"
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// Config for W25Q64JV with QSPI routed.
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__attribute__((section(".boot_hdr.conf")))
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const flexspi_nor_config_t qspiflash_config = {
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.pageSize = 256u,
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.sectorSize = 4u * 1024u,
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.ipcmdSerialClkFreq = kFLEXSPISerialClk_30MHz,
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.blockSize = 0x00010000,
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.isUniformBlockSize = false,
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.memConfig =
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{
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.tag = FLEXSPI_CFG_BLK_TAG,
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.version = FLEXSPI_CFG_BLK_VERSION,
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.readSampleClkSrc = kFLEXSPIReadSampleClk_LoopbackFromDqsPad,
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.csHoldTime = 3u,
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.csSetupTime = 3u,
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.busyOffset = 0u, // Status bit 0 indicates busy.
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.busyBitPolarity = 0u, // Busy when the bit is 1.
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.deviceModeCfgEnable = 1u,
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.deviceModeType = kDeviceConfigCmdType_QuadEnable,
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.deviceModeSeq = {
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.seqId = 4u,
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.seqNum = 1u,
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},
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.deviceModeArg = 0x02,
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.deviceType = kFLEXSPIDeviceType_SerialNOR,
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.sflashPadType = kSerialFlash_4Pads,
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.serialClkFreq = kFLEXSPISerialClk_133MHz,
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.sflashA1Size = FLASH_SIZE,
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.lookupTable =
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{
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// FSL_ROM_FLEXSPI_LUT_SEQ(cmd0, pad0, op0, cmd1, pad1, op1)
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// The high 16 bits is command 1 and the low are command 0.
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// Within a command, the top 6 bits are the opcode, the next two are the number
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// of pads and then last byte is the operand. The operand's meaning changes
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// per opcode.
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// Indices with ROM should always have the same function because the ROM
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// bootloader uses it.
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// 0: ROM: Read LUTs
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// Quad version
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xEB /* the command to send */,
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RADDR_SDR, FLEXSPI_4PAD, 24 /* bits to transmit */),
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FSL_ROM_FLEXSPI_LUT_SEQ(DUMMY_SDR, FLEXSPI_4PAD, 6 /* 6 dummy cycles, 2 for M7-0 and 4 dummy */,
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READ_SDR, FLEXSPI_4PAD, 0x04),
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// Single fast read version, good for debugging.
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// FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x0B /* the command to send */,
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// RADDR_SDR, FLEXSPI_1PAD, 24 /* bits to transmit */),
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// FSL_ROM_FLEXSPI_LUT_SEQ(DUMMY_SDR, FLEXSPI_1PAD, 8 /* 8 dummy clocks */,
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// READ_SDR, FLEXSPI_1PAD, 0x04),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 1: ROM: Read status
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x05 /* the command to send */,
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READ_SDR, FLEXSPI_1PAD, 0x01),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 2: Empty
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EMPTY_SEQUENCE,
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// 3: ROM: Write Enable
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x06 /* the command to send */,
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STOP, FLEXSPI_1PAD, 0x00),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 4: Config: Write Status
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x31 /* the command to send */,
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WRITE_SDR, FLEXSPI_1PAD, 0x01),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 5: ROM: Erase Sector
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x20 /* the command to send */,
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RADDR_SDR, FLEXSPI_1PAD, 24 /* bits to transmit */),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 6: Empty
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EMPTY_SEQUENCE,
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// 7: Empty
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EMPTY_SEQUENCE,
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// 8: Block Erase
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0xD8 /* the command to send */,
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RADDR_SDR, FLEXSPI_1PAD, 24 /* bits to transmit */),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 9: ROM: Page program
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x02 /* the command to send */,
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RADDR_SDR, FLEXSPI_1PAD, 24 /* bits to transmit */),
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FSL_ROM_FLEXSPI_LUT_SEQ(WRITE_SDR, FLEXSPI_1PAD, 0x04 /* data out */,
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STOP, FLEXSPI_1PAD, 0),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 10: Empty
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EMPTY_SEQUENCE,
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// 11: ROM: Chip erase
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SEQUENCE(FSL_ROM_FLEXSPI_LUT_SEQ(CMD_SDR, FLEXSPI_1PAD, 0x60 /* the command to send */,
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STOP, FLEXSPI_1PAD, 0),
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS,
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TWO_EMPTY_STEPS),
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// 12: Empty
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EMPTY_SEQUENCE,
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// 13: ROM: Read SFDP
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EMPTY_SEQUENCE,
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// 14: ROM: Restore no cmd
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EMPTY_SEQUENCE,
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// 15: ROM: Dummy
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EMPTY_SEQUENCE
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},
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},
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};
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