FLEX‐IMX8MM

Product information

FLEX-IMX8MM

Set up boot switchs for different boot modes

FLEX-IMX8MM(SOM) with FLEX-PI(Baseboard)

Boot from serial download	Boot from eMMC of CPU module	Boot from SD of baseboard

FLEX-IMX8MM(SOM) with FLEX-WIZARD(Baseboard)

Boot from serial download	Boot from eMMC of CPU module	Boot from SD of baseboard

Prepare toolchain for i.MX8

Prepare toolchain for ARM64

Compile u-boot

Supported u-boot branch	Instructions
tn-imx_v2018.03_4.14.98_2.0.0_ga-stable	here

Compile linux kernel

Supported kernel branch	Instructions
tn-imx_4.14.98_2.0.0_ga-stable	here

The QCA wifi driver is an out-of-tree driver:

For QCA9377-3 SDIO interface, please use the driver below:

• TechNexion qcacld-2.0 tn-CNSS.LEA.NRT_3.0

Build Yocto for FLEX-IMX8MM

• Yocto 2.5 Sumo

Use i.mx mfgtool "uuu" to flash yocto image into on-board eMMC:

Use mfgtool "uuu" to flash eMMC

Use u-boot UMS to update kernel and resize partition

Use UMS to Update kernel and resize partition

Run FreeRTOS on Cortex-M4

Run FreeRTOS on Cortex-M4

Change the extended device

Use DTBO to change the extended device for i.mx8mm

Test functions in Yocto 2.5

• QCA9377 WIFI
• QCA9377 BT
• OV5645 MIPI-CSI2 camera
• Video playback with HW decoder
• TechNexion VoiceHat