85 lines
1.5 KiB
Plaintext
85 lines
1.5 KiB
Plaintext
# 1 "/home/rdkartono/raspberry-vanilla/kernelsu-5.15-07062024/common/arch/arm64/boot/dts/overlays/pifacedigital-overlay.dts"
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# 1 "<built-in>" 1
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# 1 "/home/rdkartono/raspberry-vanilla/kernelsu-5.15-07062024/common/arch/arm64/boot/dts/overlays/pifacedigital-overlay.dts" 2
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# 65 "/home/rdkartono/raspberry-vanilla/kernelsu-5.15-07062024/common/arch/arm64/boot/dts/overlays/pifacedigital-overlay.dts"
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2835";
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fragment@0 {
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target = <&spidev0>;
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__overlay__ {
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status = "disabled";
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};
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};
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fragment@1 {
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target = <&spi0>;
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__overlay__ {
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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pfdigital: pifacedigital@0 {
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compatible = "microchip,mcp23s17";
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reg = <0>;
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microchip,spi-present-mask = <0x01>;
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spi-max-frequency = <500000>;
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gpio-controller;
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#gpio-cells = <2>;
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interrupt-controller;
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#interrupt-cells = <2>;
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interrupts = <25 0x8>;
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interrupt-parent = <&gpio>;
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pinctrl-0 = <&pfdigital_irq &pfdigital_pullups>;
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pinctrl-names = "default";
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pfdigital_pullups: pinmux {
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pins =
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"gpio8",
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"gpio9",
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"gpio10",
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"gpio11",
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"gpio12",
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"gpio13",
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"gpio14",
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"gpio15";
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bias-pull-up;
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};
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};
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};
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};
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fragment@3 {
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target = <&gpio>;
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__overlay__ {
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pfdigital_irq: pifacedigital_irq {
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brcm,pins = <25>;
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brcm,function = <0>;
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};
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};
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};
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__overrides__ {
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spi-present-mask = <&pfdigital>, "microchip,spi-present-mask:0";
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};
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};
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