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57 lines
1.1 KiB
Plaintext
57 lines
1.1 KiB
Plaintext
/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2711";
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fragment@0 {
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target = <&spi4_cs_pins>;
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frag0: __overlay__ {
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brcm,pins = <4 25>;
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brcm,function = <1>; /* output */
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};
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};
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fragment@1 {
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target = <&spi4>;
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frag1: __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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pinctrl-names = "default";
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pinctrl-0 = <&spi4_pins &spi4_cs_pins>;
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cs-gpios = <&gpio 4 1>, <&gpio 25 1>;
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status = "okay";
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spidev4_0: spidev@0 {
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compatible = "spidev";
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reg = <0>; /* CE0 */
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#address-cells = <1>;
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#size-cells = <0>;
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spi-max-frequency = <125000000>;
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status = "okay";
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};
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spidev4_1: spidev@1 {
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compatible = "spidev";
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reg = <1>; /* CE1 */
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#address-cells = <1>;
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#size-cells = <0>;
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spi-max-frequency = <125000000>;
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status = "okay";
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};
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};
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};
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__overrides__ {
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cs0_pin = <&frag0>,"brcm,pins:0",
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<&frag1>,"cs-gpios:4";
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cs1_pin = <&frag0>,"brcm,pins:4",
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<&frag1>,"cs-gpios:16";
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cs0_spidev = <&spidev4_0>,"status";
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cs1_spidev = <&spidev4_1>,"status";
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};
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};
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