spidev_enable-lime2.dts

// Enable the spidev interface
/dts-v1/;
/plugin/;

/ {
    compatible = "allwinner,sun7i-a20";

    fragment@0 {
    target-path = "/aliases";
    __overlay__ {
            /* Path to the SPI controller nodes */
            spi0 = "/soc@01c00000/spi@01c68000";
            spi1 = "/soc@01c00000/spi@01c69000";
        };
    };
    fragment@1 {
        target = <&spi0>;
        __overlay__ {
            pinctrl-names = "default";
            pinctrl-0 = <&spi0_pins_a>, <&spi0_cs0_pins_a>;
            status = "okay";
            #address-cells = <1>;
            #size-cells = <0>;
            spidev@0 {
                compatible = "spidev";
                reg = <0x0>;
                spi-max-frequency = <1000000>;
            };
        };
    };
    fragment@2 {
        target = <&spi1>;

        __overlay__ {
            pinctrl-names = "default";
            pinctrl-0 = <&spi1_pins_a>,
                    <&spi1_cs0_pins_a>;
            status = "okay";
            #address-cells = <1>;
            #size-cells = <0>;

            spidev@1{
                compatible = "spidev";
                reg = <0>;
                spi-max-frequency = <1000000>;
            };
        };
    };
};