Download CrankkOS image.
Burn the image to a microSD card.
Insert the microSD card into the RockPI and power it on.
Login to the device via SSH (default credentials: crankk/B@tch0n3).
Run the following command: toemmc /dev/mmcblk1 --net-config (this will copy the image to the eMMC)
After it finishes, shutdown the gateway (poweroff command), remove the sd card and reboot the device.
Login to the device via SSH (could take a few minutes after the first boot)
Go to the Info tab of your local dashboard and click Setup Gateway.
Choose Crankk image, Nebra (rockpi) model and your region.
Make sure the Packet forwarder is enabled and leave the default settings.
Click Save and wait for the device to reboot.
After it reboots, go to the Wallet tab and import your wallet.
If double mining, go to the Helium tab and install the container (using i2c-7).