Working: battery, temperature (possibly a bit wrong readings), DVFS, HDMI auto detect, power off, eMMC install, Mesa GL drivers, Known limitations: suspend/resume, brightness level, audio untested
Some devices powers off on load
You need to hold boot key and power/reset the device to force boot from SD card, Shutdown doesn’t work properly. It reboots the board. Devices, which memory number begins with SEC710 K4B4G16, need to do.: https://forum.armbian.com/topic/7274-nanopc-t3-boot-troubles/page/3/?tab=comments#comment-83688
second serial console is enabled on a microUSB port occasional troubles with network driver https://forum.armbian.com/topic/7260-quick-review-of-nanopi-fire3/
Supported 720 and 1080p model, DVFS, battery and brightness control, MALI with opensource Lima drivers, Chromium web-dl enabled, not enabled or not tested: suspend/resume
Severe powering troubles due to Micro USB power connector. It’s recommended to power through GPIO pins to prevent under-voltage issues (instabilities, boot/crash cycles). Powering situation is a little improved/masked on model S. serial console is enabled on UART2 (pin 32, 33, 34=gnd) eMMC flashing (model Tinkerboard S with eMMC) can be done the same way as burning an SD …