Linux Peripheral Testing; Test Items - AXIOMTEK SCM188 User Manual

SCM188 NXP i.MX 8M Plus ARM-based SMARC Module
3.5

Linux Peripheral Testing

This section of the document explains about how to test the peripherals in Linux OS level for
SCM188 with SCB184 platform.

3.5.1 Test Items

This part of the document includes all peripherals on SCM188 with SCB184 platform
1. USB
2. SD Card
3. HDMI
4. Ethernet
5. Serial Port
6. I2C
7. GPIO
8. Audio Codec
9. CAN
10. PCIE
11. M.2 5G module & SIM
12. QSPI/ECSPI
13. PWM Fan
3.5.1.1 USB
The SCM188 with SCB184 board support four USB 3.2 ports, one OS Flash port and single
USB connector for dual USB 2.0.
The OS Flash port is only used for flash image, this port is reserved.
USB Port
⚫ The Standard USB will mount in below mentioned directories.
USB - /run/media/sdb1, /run/media/sdb2 ... etc.
⚫ To view the contents, please execute below command.
sh-5.1# ls /<mount_directory>
⚫ To create a directory and remove a directory from the mounted partition, please execute
below commands respectively.
sh-5.1# mkdir <directory_name>
sh-5.1# rm -rf <target_directory>
⚫
To copy a file to the mounted partition, please execute below command.
sh-5.1# cp <source_file> <Destination>
⚫ To exit from the mount folder, please execute below command.
sh-5.1# cd /home/root
If the system cannot mount the USB thumb drive automatically, we have to manually mount the
USB thumb drive, please follow the next few steps to mount the USB thumb drive.
22
USB Connector
OS Flash Port
SCM188 BSP User Guide