/* Definition for SPI0 Spidev * spi port for Tinker Board */ /dts-v1/; /plugin/; /{ compatible = "rockchip,rk3288"; fragment@0 { target = <&spi0>; __overlay__ { #address-cells = <1>; #size-cells = <0>; spidev@0 { compatible = "rockchip,spi_tinker"; reg = <0>; spi-max-frequency = <50000000>; spi-cpha = <1>; status = "okay"; }; spidev@1 { compatible = "rockchip,spi_tinker"; reg = <1>; spi-max-frequency = <50000000>; spi-cpha = <1>; status = "okay"; }; }; }; };