Hi, > Could you try to boot the BSP software and read out the related > registers to determine the real CPU frequency? > > Or perhaps, if there's a cpufreq driver (I don't know), check syfs 1. The CPU frequency on OEM firmware is 1.2GHz. 2. The CPU frequency on the BSP kernel is 1.2GHz. Related commit on the BSP kernel: https://git.codelinaro.org/clo/qsdk/oss/kernel/linux-ipq-5.4/-/commit/7336e62905941d8137176b911410d1cea25d6336 Thanks, Chukun -- 2.25.1