107 lines
1.9 KiB
Plaintext
107 lines
1.9 KiB
Plaintext
/dts-v1/;
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#include <nordic/nrf52840_qiaa.dtsi>
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#include "PoolTemp-pinctrl.dtsi"
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/ {
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model = "Pool Thermometer";
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compatible = "ItenEngineering,PoolTemp";
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chosen {
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zephyr,sram = &sram0;
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zephyr,flash = &flash0;
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zephyr,code-partition = &slot0_partition;
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zephyr,ieee802154 = &ieee802154;
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};
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zephyr,user {
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io-channels = <&adc 0>;
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};
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aliases {
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pooltemp = &ds18b20_sensor;
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};
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sensor_power: regulator-sensor-power {
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compatible = "regulator-fixed";
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regulator-name = "sensor-power";
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enable-gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
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startup-delay-us = <2000>;
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regulator-boot-on;
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};
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w1_0: w1-zephyr-gpio {
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compatible = "zephyr,w1-gpio";
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gpios = <&gpio0 13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
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ds18b20_sensor: ds18b20 {
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compatible = "maxim,ds18b20";
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family-code = <0x28>;
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resolution = <12>;
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};
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};
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};
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&ieee802154 {
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status = "okay";
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};
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®1 {
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regulator-initial-mode = <NRF5X_REG_MODE_DCDC>;
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};
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&gpio0 {
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status = "okay";
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};
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&gpiote {
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status = "okay";
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};
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/* Battery voltage measurement via the internal VDD channel.
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* E73 modules are typically powered from VDD (not VDDH).
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*/
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&flash0 {
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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boot_partition: partition@0 {
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label = "mcuboot";
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reg = <0x0 DT_SIZE_K(48)>;
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};
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slot0_partition: partition@c000 {
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label = "image-0";
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reg = <0xc000 DT_SIZE_K(472)>;
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};
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slot1_partition: partition@82000 {
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label = "image-1";
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reg = <0x82000 DT_SIZE_K(472)>;
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};
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storage_partition: partition@f8000 {
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label = "storage";
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reg = <0xf8000 DT_SIZE_K(32)>;
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};
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};
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};
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&adc {
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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channel@0 {
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reg = <0>;
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zephyr,gain = "ADC_GAIN_1_6";
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zephyr,reference = "ADC_REF_INTERNAL";
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zephyr,acquisition-time = <ADC_ACQ_TIME(ADC_ACQ_TIME_MICROSECONDS, 40)>;
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zephyr,resolution = <12>;
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zephyr,input-positive = <NRF_SAADC_VDD>;
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};
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};
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