iMX6 TinyRex Ultra Updating SPI Bootloader

iMX6 TinyRex Base Board contains SPI Flash memory which can be used for bootloader storage and acts as an alternative to default SD card firmware location. This guide shows how to flash u-boot and configure it. There is also a possibility to update efuses in an existing module to use SPI memory by default.

Recommended HW:

• PC with USB port
• Voipac iMX6 TinyRex Development kit in Ultra configuration
• USB to Micro-USB cable

Recommended SW:

• Serial line terminal
• The appropriate file

Procedure

Note: In case of module Open MfgTool appropriate BAT file to load bootloader over USB OTG port. Use this step only for “VIRGIN” module as described in the above MfgTool Chapter of this document.