Raspberry-Pi-Installer-Scripts/overlays/pitft22-overlay.dts
2024-01-30 10:13:48 -08:00

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Text

/*
* Device Tree overlay for pitft by Adafruit
*
*/
/dts-v1/;
/plugin/;
/ {
compatible = "brcm,bcm2835";
fragment@0 {
target = <&spidev0>;
__overlay__ {
status = "disabled";
};
};
fragment@1 {
target = <&spidev1>;
__overlay__ {
status = "disabled";
};
};
fragment@2 {
target = <&gpio>;
__overlay__ {
pitft_pins: pitft_pins {
brcm,pins = <25>;
brcm,function = <1>; /* out */
brcm,pull = <0>; /* none */
};
};
};
fragment@3 {
target = <&spi0>;
__overlay__ {
/* needed to avoid dtc warning */
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pitft: pitft@0{
compatible = "ilitek,ili9340";
reg = <0>;
pinctrl-names = "default";
pinctrl-0 = <&pitft_pins>;
spi-max-frequency = <32000000>;
rotate = <90>;
fps = <25>;
bgr;
buswidth = <8>;
dc-gpios = <&gpio 25 0>;
debug = <0>;
};
};
};
__overrides__ {
speed = <&pitft>,"spi-max-frequency:0";
rotate = <&pitft>,"rotate:0", /* fbtft */
<&pitft>,"rotation:0"; /* drm */
fps = <&pitft>,"fps:0";
debug = <&pitft>,"debug:0";
drm = <&pitft>,"compatible=adafruit,yx240qv29";
};
};