On 29/12/2022 16:16, Stephan Gerhold wrote: > The protection domain functionality exists only in SoCs starting from > MSM8998 [1], while the APR bindings are also used on older platforms. > > Commit 41288c305836 ("ASoC: dt-bindings: qcom,apr: Split services to > shared schema") made the "qcom,protection-domain" required but it > should remain optional to avoid dtbs_check warnings on older platforms, > e.g.: > > arch/arm64/boot/dts/qcom/apq8096-db820c.dtb: > apr: service@3: 'qcom,protection-domain' is a required property > From schema: Documentation/devicetree/bindings/soc/qcom/qcom,apr.yaml > > [1]: https://lore.kernel.org/all/20200312120842.21991-1-sibis@xxxxxxxxxxxxxx/ > > Fixes: 41288c305836 ("ASoC: dt-bindings: qcom,apr: Split services to shared schema") > Signed-off-by: Stephan Gerhold <stephan@xxxxxxxxxxx> > --- Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Best regards, Krzysztof