/dts-v1/; /plugin/; / { compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709"; /* PWM0 function */ fragment@0 { target = <&gpio>; __overlay__ { pwm_pins: pwm_pins { brcm,pins = <12>; brcm,function = <4>; /* Alt1 */ }; }; }; fragment@1 { target = <&pwm>; __overlay__ { pinctrl-names = "default"; pinctrl-0 = <&pwm_pins>; assigned-clock-rates = <100000000>; status = "okay"; }; }; fragment@2 { target-path = "/"; __overlay__ { /* Panel backlight through PWM0 on GPIO 12 */ backlight_lvds: backlight { compatible = "pwm-backlight"; pwms = <&pwm 0 5000000>; /* Period of 5000000ns means 200Hz */ brightness-levels = <0 1000>; num-interpolated-steps = <1000>; default-brightness-level = <800>; enable-gpios = <&gpio 17 0>; /* Backlight enable... */ }; panel: panel { compatible = "innolux,n125hce-gn1", "simple-panel"; backlight = <&backlight_lvds>; no-hpd; port { panel_in: endpoint { remote-endpoint = <&edp_bridge_out>; }; }; }; }; }; fragment@3 { target = <&i2c0>; __overlay__ { status = "okay"; // DSI to eDP converter on motherboard edp_bridge: sn65dsi86@2c { compatible = "ti,sn65dsi86"; reg = <0x2c>; enable-gpios = <&gpio 8 0>; ports { #address-cells = <1>; #size-cells = <0>; port@0 { reg = <0>; edp_bridge_in: endpoint { remote-endpoint = <&mipi_dsi_out>; }; }; port@1 { reg = <1>; edp_bridge_out: endpoint { remote-endpoint = <&panel_in>; }; }; }; }; }; }; fragment@4 { target = <&dsi1>; __overlay__ { status = "okay"; #address-cells = <1>; #size-cells = <0>; port { mipi_dsi_out: endpoint { remote-endpoint = <&edp_bridge_in>; }; }; }; }; };