IMX8MDQLQCEC datasheet(72/97 Pages) NXP

72 / 97 page

i.MX 8M Dual / 8M QuadLite / 8M Quad Applications Processors Data Sheet for Consumer Products, Rev. 0.1, 05/2018

NXP Semiconductors

Boot mode configuration

4.2

Boot device interface allocation

Table 81 lists the interfaces that can be used by the boot process in accordance with the specific Boot

mode configuration. The table also describes the interface’s specific modes and IOMUXC allocation,

which are configured during boot when appropriate.

Table 81. Interface allocation during boot

Interface

IP Instance

Allocated Pads During Boot

Comment

NAND Flash

GPMI

NAND_ALE, NAND_CE0_B, NAND_CLE,

NAND_DATA00, NAND_DATA01, NAND_DATA02,

NAND_DATA03, NAND_DATA04, NAND_DATA05,

NAND_DATA06, NAND_DATA07, NAND_DQS,

NAND_RE_B, NAND_READY_B, NAND_WE_B,

NAND_WP_B

8-bit, only CS0 is supported.

SD/MMC

USDHC-1

GPIO1_IO03, GPIO1_IO06, GPIO1_IO07,

SD1_RESET_B, SD1_CLK, SD1_CMD, SD1_STROBE,

SD1_DATA0, SD1_DATA1, SD1_DATA2, SD1_DATA3,

SD1_DATA4, SD1_DATA5, SD1_DATA6, SD1_DATA7

1, 4, or 8-bit

SD/MMC

USDHC-2

GPIO1_IO04, GPIO1_IO08, GPIO1_IO07,

SD2_RESET_B, SD2_CD_B, SD2_WP, SD2_CLK,

SD2_CMD, SD2_DATA0, SD2_DATA1, SD2_DATA2,

SD2_DATA3

1 or 4-bit

USB

USB_OTG PHY

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IMX8MDQLQCEC Datasheet(PDF) 72 Page - NXP Semiconductors