// Umbrella I2C Mux overlay /dts-v1/; /plugin/; /{ compatible = "brcm,bcm2835"; fragment@0 { target = <&i2c_arm>; __dormant__ { #address-cells = <1>; #size-cells = <0>; status = "okay"; pca9542: mux@70 { compatible = "nxp,pca9542"; reg = <0x70>; #address-cells = <1>; #size-cells = <0>; i2c@0 { #address-cells = <1>; #size-cells = <0>; reg = <0>; }; i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; }; }; }; }; fragment@1 { target = <&i2c_arm>; __dormant__ { #address-cells = <1>; #size-cells = <0>; status = "okay"; pca9545: mux@70 { compatible = "nxp,pca9545"; reg = <0x70>; #address-cells = <1>; #size-cells = <0>; i2c@0 { #address-cells = <1>; #size-cells = <0>; reg = <0>; }; i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; }; i2c@2 { #address-cells = <1>; #size-cells = <0>; reg = <2>; }; i2c@3 { #address-cells = <1>; #size-cells = <0>; reg = <3>; }; }; }; }; fragment@2 { target = <&i2c_arm>; __dormant__ { #address-cells = <1>; #size-cells = <0>; status = "okay"; pca9548: mux@70 { compatible = "nxp,pca9548"; reg = <0x70>; #address-cells = <1>; #size-cells = <0>; i2c@0 { #address-cells = <1>; #size-cells = <0>; reg = <0>; }; i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; }; i2c@2 { #address-cells = <1>; #size-cells = <0>; reg = <2>; }; i2c@3 { #address-cells = <1>; #size-cells = <0>; reg = <3>; }; i2c@4 { #address-cells = <1>; #size-cells = <0>; reg = <4>; }; i2c@5 { #address-cells = <1>; #size-cells = <0>; reg = <5>; }; i2c@6 { #address-cells = <1>; #size-cells = <0>; reg = <6>; }; i2c@7 { #address-cells = <1>; #size-cells = <0>; reg = <7>; }; }; }; }; __overrides__ { pca9542 = <0>, "+0"; pca9545 = <0>, "+1"; pca9548 = <0>, "+2"; addr = <&pca9542>,"reg:0", <&pca9545>,"reg:0", <&pca9548>,"reg:0"; }; };