MCP251X 如何配置中断设备树?

2万 · 2023-10-13 14:33

MCP251X can驱动移植  nuc980 采样用设备树配置时，中断如何配置设备树?
            spi0: spi@b0061000 {
                     status = "okay";
                     #address-cells = <1>;
                     #size-cells = <0>;
                     pinctrl-names = "default";

                     ......

                     mcp251xfd: can0@0 {
                              reg = <0>;
                              compatible = "microchip,mcp251xfd";
                              interrupt-parent = <&aic>;//中断如何配置设备树??? 如何对应PA0
                              interrupts = <xx 4 1>;//中断如何配置设备树??? 如何对应PA0
                              spi-cpha = <0>;
                              spi-cpol = <0>;
                              spi-max-frequency = <2000000>;
                              status = "okay";
                     };
            };