forked from Qortal/Brooklyn
32 lines
694 B
Plaintext
32 lines
694 B
Plaintext
// Definitions for several I2C based Real Time Clocks
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// Available through i2c-gpio
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/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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#include "i2c-rtc-common.dtsi"
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/ {
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fragment@100 {
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target-path = "/";
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__overlay__ {
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i2cbus: i2c-gpio-rtc@0 {
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compatible = "i2c-gpio";
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gpios = <&gpio 23 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN) /* sda */
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&gpio 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN) /* scl */
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>;
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i2c-gpio,delay-us = <2>; /* ~100 kHz */
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#address-cells = <1>;
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#size-cells = <0>;
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};
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};
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};
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__overrides__ {
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i2c_gpio_sda = <&i2cbus>,"gpios:4";
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i2c_gpio_scl = <&i2cbus>,"gpios:16";
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i2c_gpio_delay_us = <&i2cbus>,"i2c-gpio,delay-us:0";
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};
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};
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