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70 lines
2.2 KiB
70 lines
2.2 KiB
/*
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* Device Tree overlay for Adafruit Mini PiTFT 2.0" 240x320 Display
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*
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*/
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
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fragment@0 {
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target = <&spi0>;
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__overlay__ {
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status = "okay";
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spidev@0{
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status = "disabled";
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};
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spidev@1{
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status = "disabled";
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};
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};
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};
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fragment@1 {
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target = <&gpio>;
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__overlay__ {
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pitft_pins: pitft_pins {
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brcm,pins = <25>;
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brcm,function = <1>; /* out */
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brcm,pull = <0>; /* none */
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};
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};
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};
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fragment@2 {
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target = <&spi0>;
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__overlay__ {
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/* needed to avoid dtc warning */
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#address-cells = <1>;
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#size-cells = <0>;
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pitft: pitft@0{
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compatible = "sitronix,st7789v";
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reg = <0>;
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pinctrl-names = "default";
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pinctrl-0 = <&pitft_pins>;
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spi-max-frequency = <32000000>;
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rotate = <0>;
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width = <240>;
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height = <320>;
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buswidth = <8>;
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dc-gpios = <&gpio 25 0>;
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led-gpios = <&gpio 12 0>;
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debug = <0>;
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};
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};
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};
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__overrides__ {
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speed = <&pitft>,"spi-max-frequency:0";
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rotate = <&pitft>,"rotate:0";
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width = <&pitft>,"width:0";
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height = <&pitft>,"height:0";
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fps = <&pitft>,"fps:0";
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debug = <&pitft>,"debug:0";
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};
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};
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