On 04/08/2024 16:05, Krzysztof Kozlowski wrote: > On 04/08/2024 15:20, Yao Zi wrote: >>> >>>> + compatible = "fixed-clock"; >>>> + #clock-cells = <0>; >>>> + clock-frequency = <24000000>; >>>> + clock-output-names = "xin24m"; >>>> + }; >>>> + >>>> + gic: interrupt-controller@fed01000 { >>> >>> Why this all is outside of SoC? >> >> Just as Heiko says, device tree for all other Rockchip SoCs don't have >> a "soc" node. I didn't know why before but just follow the style. >> >> If you prefer add a soc node, I am willing to. > > Surprising as usually we expect MMIO nodes being part of SoC to be under > soc@, but if that's Rockchip preference then fine. One more comment, I forgot we actually have it documented long time ago: https://elixir.bootlin.com/linux/v6.11-rc1/source/Documentation/devicetree/bindings/writing-bindings.rst#L90 Best regards, Krzysztof