On 21/11/2023 10:46, Jingbao Qiu wrote: > Add the rtc device tree node to CV1800B SoC. > > Signed-off-by: Jingbao Qiu <qiujingbao.dlmu@xxxxxxxxx> > --- > arch/riscv/boot/dts/sophgo/cv1800b.dtsi | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi > index df40e87ee063..89411c75b89a 100644 > --- a/arch/riscv/boot/dts/sophgo/cv1800b.dtsi > +++ b/arch/riscv/boot/dts/sophgo/cv1800b.dtsi > @@ -119,5 +119,13 @@ clint: timer@74000000 { > reg = <0x74000000 0x10000>; > interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>; > }; > + > + rtc: rtc-controller@05026000 { > + compatible = "sophgo,cv800b-rtc"; > + reg = <0x05026000 0x1000>; > + interrupts = <17 IRQ_TYPE_LEVEL_HIGH>; > + interrupt-parent = <&plic>; > + clocks = <&osc>; > + }; It does not look like you tested the DTS against bindings. Please run `make dtbs_check W=1` (see Documentation/devicetree/bindings/writing-schema.rst or https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-sources-with-the-devicetree-schema/ for instructions). Best regards, Krzysztof