Hi Krzysztof, >> >> misc_irq_mux: misc_irq_mux@80 { >> compatible = "realtek,rtd1619b-intc-misc"; >> reg = <0x00 0x80>; >> interrupts-extended = <&gic GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>, >> <&gic GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, >> <&gic GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>, >> interrupt-controller; >> #address-cells = <0>; >> #interrupt-cells = <1>; >> }; > >So you have strictly defined number of interrupts and the actual interrupts per >variant. > Yes, I have defined them. >> >>> >>> Look at all other bindings covering multiple devices and their >>> clocks/interrupts/interconnects/reg etc. >> >> May I adopt the approach used in this YAML for my case? >> https://www.kernel.org/doc/Documentation/devicetree/bindings/timer/all >> winner%2Csun4i-a10-timer.yaml > > >I am asking for this since few emails. > >Look: >"Anyway, you must describe the items. Why this is not fixed but flexible? >Hardware has different number of pins? That's unlikely." > It is fixed, and the hardware has the same number of pins. Regards, James