/* * TI ADS1115 multi-channel ADC overlay */ /dts-v1/; /plugin/; / { compatible = "brcm,bcm2835"; fragment@0 { target = <&i2c_gpio>; __overlay__ { #address-cells = <1>; #size-cells = <0>; status = "okay"; ads1115: ads1115@48 { compatible = "ti,ads1115"; status = "okay"; #address-cells = <1>; #size-cells = <0>; reg = <0x48>; }; }; }; fragment@1 { target = <&ads1115>; __dormant__ { #address-cells = <1>; #size-cells = <0>; channel_a: channel_a { reg = <4>; ti,gain = <1>; ti,datarate = <7>; }; }; }; fragment@2 { target = <&ads1115>; __dormant__ { #address-cells = <1>; #size-cells = <0>; channel_b: channel_b { reg = <5>; ti,gain = <1>; ti,datarate = <7>; }; }; }; fragment@3 { target = <&ads1115>; __dormant__ { #address-cells = <1>; #size-cells = <0>; channel_c: channel_c { reg = <6>; ti,gain = <1>; ti,datarate = <7>; }; }; }; fragment@4 { target = <&ads1115>; __dormant__ { #address-cells = <1>; #size-cells = <0>; channel_d: channel_d { reg = <7>; ti,gain = <1>; ti,datarate = <7>; }; }; }; __overrides__ { addr = <&ads1115>,"reg:0"; cha_enable = <0>,"=1"; cha_cfg = <&channel_a>,"reg:0"; cha_gain = <&channel_a>,"ti,gain:0"; cha_datarate = <&channel_a>,"ti,datarate:0"; chb_enable = <0>,"=2"; chb_cfg = <&channel_b>,"reg:0"; chb_gain = <&channel_b>,"ti,gain:0"; chb_datarate = <&channel_b>,"ti,datarate:0"; chc_enable = <0>,"=3"; chc_cfg = <&channel_c>,"reg:0"; chc_gain = <&channel_c>,"ti,gain:0"; chc_datarate = <&channel_c>,"ti,datarate:0"; chd_enable = <0>,"=4"; chd_cfg = <&channel_d>,"reg:0"; chd_gain = <&channel_d>,"ti,gain:0"; chd_datarate = <&channel_d>,"ti,datarate:0"; }; };