On 08/10/2022 04:57, Chunyan Zhang wrote: >>> + eic_debounce: gpio@40210000 { >>> + compatible = "sprd,sc9860-eic-debounce"; >>> + reg = <0 0x40210000 0 0x80>; >>> + gpio-controller; >>> + #gpio-cells = <2>; >>> + interrupt-controller; >>> + #interrupt-cells = <2>; >>> + interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>; >>> + }; >>> + }; >>> + >>> + sc2730_pmic { >> >> If you insisted to keep it, at least should be correct, so just pmic. >> >>> + #address-cells = <1>; >>> + #size-cells = <0>; >>> + >>> + pmic_eic: gpio@300 { >> >> It's exactly the same example as above - all same properties. Drop it or >> bring some differences. > > The differences are on #address-cells and #size-cells. > Which don't really matter... Best regards, Krzysztof