As it uses the same CPU architecture as the RT3200 (aarch64_cortex-a53) I assumed it would support it. Guess it doesn't.....
/etc/config$ cat /sys/devices/system/cpu/cpu?/cpufreq/scaling_cur_freq
cat: can't open '/sys/devices/system/cpu/cpu?/cpufreq/scaling_cur_freq': No such file or directory