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65 lines
966 B
Plaintext
65 lines
966 B
Plaintext
/dts-v1/;
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/plugin/;
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/* Disable Bluetooth and restore UART0/ttyAMA0 over GPIOs 14 & 15.
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To disable the systemd service that initialises the modem so it doesn't use
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the UART:
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sudo systemctl disable hciuart
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*/
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#include <dt-bindings/gpio/gpio.h>
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/{
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compatible = "brcm,bcm2835";
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fragment@0 {
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target = <&uart1>;
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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 = <&uart0>;
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__overlay__ {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins>;
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status = "okay";
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};
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};
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fragment@2 {
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target = <&bt>;
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__overlay__ {
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status = "disabled";
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};
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};
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fragment@3 {
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target = <&uart0_pins>;
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__overlay__ {
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brcm,pins;
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brcm,function;
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brcm,pull;
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};
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};
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fragment@4 {
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target = <&bt_pins>;
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__overlay__ {
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brcm,pins;
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brcm,function;
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brcm,pull;
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};
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};
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fragment@5 {
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target-path = "/aliases";
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__overlay__ {
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serial0 = "/soc/serial@7e201000";
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serial1 = "/soc/serial@7e215040";
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};
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};
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};
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