/dts-v1/; /plugin/; / { compatible = "ti,beaglebone", "ti,beaglebone-black"; /* identification */ part-number = "spi0pinmux"; fragment@0 { target = <&am33xx_pinmux>; __overlay__ { spi0_pins_s0: spi0_pins_s0 { pinctrl-single,pins = < 0x150 0x30 /* spi0_sclk, INPUT_PULLUP | MODE0 */ 0x154 0x30 /* spi0_d0, INPUT_PULLUP | MODE0 */ 0x158 0x10 /* spi0_d1, OUTPUT_PULLUP | MODE0 */ 0x15c 0x10 /* spi0_cs0, OUTPUT_PULLUP | MODE0 */ >; }; }; }; fragment@1 { target = <&spi0>; __overlay__ { #address-cells = <1>; #size-cells = <0>; status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&spi0_pins_s0>; spidev@0 { spi-max-frequency = <24000000>; reg = <0>; compatible = "linux,spidev"; }; }; }; };