On 05/09/2023 09:12, Krzysztof Kozlowski wrote: >> + qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd"; >> + }; >> + >> + q6afe: apr-service@4 { >> + compatible = "qcom,q6afe"; >> + reg = <APR_SVC_AFE>; >> + qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd"; >> + >> + q6afedai: dais { >> + compatible = "qcom,q6afe-dais"; >> + #address-cells = <1>; >> + #size-cells = <0>; > > You do not have any children, so drop these two. I will fix the binding. No, address/size cells (and next comment) are correct - your board will bring the children. Best regards, Krzysztof