arch/arm/boot/dts/overlays/spi0-cs-overlay.dts

   1 /dts-v1/;
   2 /plugin/;
   3
   4
   5 / {
   6         compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
   7
   8         fragment@0 {
   9                 target = <&spi0_cs_pins>;
  10                 frag0: __overlay__ {
  11                         brcm,pins = <8 7>;
  12                 };
  13         };
  14
  15         fragment@1 {
  16                 target = <&spi0>;
  17                 frag1: __overlay__ {
  18                         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
  19                         status = "okay";
  20                 };
  21         };
  22
  23         __overrides__ {
  24                 cs0_pin  = <&frag0>,"brcm,pins:0",
  25                            <&frag1>,"cs-gpios:4";
  26                 cs1_pin  = <&frag0>,"brcm,pins:4",
  27                            <&frag1>,"cs-gpios:16";
  28         };
  29 };