Add b-parasite with nRF52833 board definition
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rbaron
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if BOARD_BPARASITE_NRF52833
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config BOARD_ENABLE_DCDC
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bool "DCDC mode"
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select SOC_DCDC_NRF52X
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default y
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endif # BOARD_BPARASITE_NRF52833
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config BOARD_BPARASITE_NRF52833
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bool "b-parasite nRF52833 board"
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depends on SOC_NRF52833_QIAA
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if BOARD_BPARASITE_NRF52833
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config BOARD
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default "bparasite_nrf52833"
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config BT_CTLR
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default BT
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endif # BOARD_BPARASITE_NRF52833
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# SPDX-License-Identifier: Apache-2.0
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board_runner_args(jlink "--device=nRF52833_xxAA" "--speed=4000")
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board_runner_args(pyocd "--target=nrf52833" "--frequency=4000000")
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# set(OPENOCD_NRF5_SUBFAMILY "nrf52")
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include(${ZEPHYR_BASE}/boards/common/nrfjprog.board.cmake)
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include(${ZEPHYR_BASE}/boards/common/jlink.board.cmake)
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include(${ZEPHYR_BASE}/boards/common/pyocd.board.cmake)
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include(${ZEPHYR_BASE}/boards/common/openocd-nrf5.board.cmake)
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&pinctrl {
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uart0_default: uart0_default {
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group1 {
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psels = <NRF_PSEL(UART_TX, 0, 25)>,
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<NRF_PSEL(UART_RX, 0, 23)>;
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};
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};
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uart0_sleep: uart0_sleep {
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group1 {
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psels = <NRF_PSEL(UART_TX, 0, 25)>,
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<NRF_PSEL(UART_RX, 0, 23)>;
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low-power-enable;
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};
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};
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/* Configure pwm0 instance to use pin 5. */
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pwm0_default: pwm0_default {
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group1 {
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psels = <NRF_PSEL(PWM_OUT0, 0, 5)>;
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nordic,invert;
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};
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};
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pwm0_sleep: pwm0_sleep {
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group1 {
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psels = <NRF_PSEL(PWM_OUT0, 0, 5)>;
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low-power-enable;
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};
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};
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/* Configure i2c0 instance to use pins 24 (SDA) & 13 (SCL). */
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i2c0_default: i2c0_default {
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group1 {
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psels = <NRF_PSEL(TWIM_SDA, 0, 24)>,
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<NRF_PSEL(TWIM_SCL, 0, 13)>;
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};
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};
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i2c0_sleep: i2c0_sleep {
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group1 {
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psels = <NRF_PSEL(TWIM_SDA, 0, 24)>,
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<NRF_PSEL(TWIM_SCL, 0, 13)>;
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low-power-enable;
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};
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};
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};
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/dts-v1/;
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#include <nordic/nrf52833_qiaa.dtsi>
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#include "bparasite_nrf52833-pinctrl.dtsi"
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/ {
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model = "A soil moisture sensor based on Nordic's nRF52833";
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compatible = "rbaron,bparasite_nrf52833";
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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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};
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zephyr,user {
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io-channels = <&adc 0>, <&adc 1>, <&adc 2>;
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};
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leds {
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compatible = "gpio-leds";
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led0: led_0 {
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// P0.28.
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gpios = <&gpio0 28 GPIO_ACTIVE_HIGH>;
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};
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};
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buttons {
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compatible = "gpio-keys";
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button0: button_0 {
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// P0.12.
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gpios = <&gpio0 12 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
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label = "Push button switch 0";
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};
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};
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soil_pwm: soil_pwm {
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compatible = "pwm-fixed";
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pwms = <&pwm0 0 PWM_USEC(2) PWM_POLARITY_NORMAL>;
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pulse = <PWM_USEC(1)>;
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};
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ctrl {
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compatible = "gpio-keys";
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fast_disch: fast_disch {
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// P0.25.
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gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
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label = "Fast discharge circuitry";
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};
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};
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};
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&gpiote {
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status = "okay";
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&uart0 {
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compatible = "nordic,nrf-uart";
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status = "disabled";
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current-speed = <115200>;
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pinctrl-0 = <&uart0_default>;
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pinctrl-1 = <&uart0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&i2c0 {
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compatible = "nordic,nrf-twi";
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status = "okay";
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pinctrl-0 = <&i2c0_default>;
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pinctrl-1 = <&i2c0_sleep>;
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pinctrl-names = "default", "sleep";
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shtc3: shtc3@70 {
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compatible = "i2c-device";
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reg = <0x70>;
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label = "SHTC3";
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};
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};
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&pwm0 {
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status = "okay";
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pinctrl-0 = <&pwm0_default>;
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pinctrl-1 = <&pwm0_sleep>;
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pinctrl-names = "default", "sleep";
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};
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&adc {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "ok";
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// Soil.
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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_VDD_1_4";
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zephyr,acquisition-time = <ADC_ACQ_TIME_DEFAULT>;
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// P0.03.
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zephyr,input-positive = <NRF_SAADC_AIN1>;
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zephyr,resolution = <10>;
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};
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// Photo.
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channel@1 {
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reg = <1>;
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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_DEFAULT>;
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// P0.02.
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zephyr,input-positive = <NRF_SAADC_AIN0>;
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zephyr,resolution = <10>;
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};
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// Battery.
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channel@2 {
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reg = <2>;
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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_DEFAULT>;
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zephyr,input-positive = <NRF_SAADC_VDD>;
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zephyr,resolution = <10>;
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};
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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 = <0x00000000 0x0000C000>;
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};
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slot0_partition: partition@c000 {
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label = "image-0";
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reg = <0x0000C000 0x00067000>;
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};
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slot1_partition: partition@73000 {
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label = "image-1";
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reg = <0x00073000 0x00067000>;
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};
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scratch_partition: partition@da000 {
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label = "image-scratch";
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reg = <0x000da000 0x0001e000>;
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};
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/*
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* The flash starting at 0x000f8000 and ending at
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* 0x000fffff is reserved for use by the application.
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*/
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/*
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* Storage partition will be used by FCB/LittleFS/NVS
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* if enabled.
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*/
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storage_partition: partition@f8000 {
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label = "storage";
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reg = <0x000f8000 0x00008000>;
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};
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};
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};
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@ -0,0 +1,21 @@
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CONFIG_SOC_SERIES_NRF52X=y
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CONFIG_SOC_NRF52833_QIAA=y
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CONFIG_BOARD_BPARASITE_NRF52833=y
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# Enable MPU
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CONFIG_ARM_MPU=y
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# Enable RTT
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CONFIG_USE_SEGGER_RTT=y
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# enable GPIO
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CONFIG_GPIO=y
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# enable console
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CONFIG_CONSOLE=y
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CONFIG_RTT_CONSOLE=y
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CONFIG_GPIO_AS_PINRESET=y
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CONFIG_PINCTRL=y
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# Copyright (c) 2022 Nordic Semiconductor
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# SPDX-License-Identifier: Apache-2.0
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# Suppress "unique_unit_address_if_enabled" to handle the following overlaps:
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# - power@40000000 & clock@40000000 & bprot@40000000
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# - acl@4001e000 & flash-controller@4001e000
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list(APPEND EXTRA_DTC_FLAGS "-Wno-unique_unit_address_if_enabled")
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