Hi Robin, > On 2020-02-04 2:52 pm, James Tai wrote: > [...] > > + arm_pmu: pmu { > > + compatible = "arm,armv8-pmuv3"; > > The binding updates have landed now, so you can use "arm,cortex-a55-pmu" > here. > Okay. I'll modify it in v4. Thank you. Regards, James