spi-gpio-cs.dtb

/dts-v1/;
/plugin/;

/ {
   compatible = "brcm,bcm2835", "brcm,bcm2836", "brcm,bcm2708", "brcm,bcm2709";

   fragment@0 {
      target = <&spi0>;
      frag0: __overlay__ {
         #address-cells = <1>;
         #size-cells = <0>;
         status = "okay";
         cs-gpios = <&gpio 8 1>, <&gpio 7 1>, <&gpio 20 1>, <&gpio 21 1>;

         spidev@2{
            compatible = "spidev";
            reg = <2>;   /* CE2 */
            #address-cells = <1>;
            #size-cells = <0>;
            spi-max-frequency = <500000>;
         };

         spidev@3{
            compatible = "spidev";
            reg = <3>;   /* CE3 */
            #address-cells = <1>;
            #size-cells = <0>;
            spi-max-frequency = <500000>;
         };
      };
   };

   fragment@1 {
      target = <&spi0_cs_pins>;
      frag1: __overlay__ {
        brcm,pins = <8 7 20 21>;
        brcm,function = <1>; /* out */
      };
   };

   __overrides__ {
      cs2_pin = <&frag0>,"cs-gpios:28", <&frag1>,"brcm,pins:8";
      cs3_pin = <&frag0>,"cs-gpios:40", <&frag1>,"brcm,pins:12";
   };
};