First attempts at getting the mdk dongle working with zmk
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#
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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#
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target_sources(app PRIVATE mdk_dongle_power_led.c)
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set_property(GLOBAL APPEND PROPERTY extra_post_build_commands
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COMMAND ${PYTHON_EXECUTABLE} ${ZEPHYR_BASE}/../tools/uf2/utils/uf2conv.py
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-c
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-b 0x26000
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-f 0xADA52840
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-o ${PROJECT_BINARY_DIR}/${CONFIG_KERNEL_BIN_NAME}.uf2
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${PROJECT_BINARY_DIR}/${CONFIG_KERNEL_BIN_NAME}.bin
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)
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#
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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#
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config BOARD_ENABLE_DCDC
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bool "Enable DCDC mode"
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select SOC_DCDC_NRF52X
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default y
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depends on BOARD_NRF52840_MDK_DONGLE
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#
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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#
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config BOARD_NRF52840_MDK_DONGLE
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bool "NRF52840-MDK-dongle"
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depends on SOC_NRF52840_QIAA
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#
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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#
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if BOARD_NRF52840_MDK_DONGLE
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config BOARD
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default "nrf52840_mdk_DONGLE"
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if USB
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config USB_NRFX
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default y
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config USB_DEVICE_STACK
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default y
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endif # USB
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config BT_CTLR
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default BT
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config ZMK_BLE
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default y
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config ZMK_USB
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default y
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endif # BOARD_NRF52840_MDK_DONGLE
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#
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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#
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board_runner_args(nrfjprog "--nrf-family=NRF52" "--softreset")
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include(${ZEPHYR_BASE}/boards/common/blackmagicprobe.board.cmake)
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include(${ZEPHYR_BASE}/boards/common/nrfjprog.board.cmake)
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/*
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* Copyright (c) 2020 The ZMK Contributors
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <zephyr.h>
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#include <device.h>
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#include <devicetree.h>
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#include <drivers/gpio.h>
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#define POWER_LED_NODE DT_ALIAS(led1_red)
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#if DT_NODE_HAS_STATUS(POWER_LED_NODE, okay)
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#define POWER_LED DT_GPIO_LABEL(POWER_LED_NODE, gpios)
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#define PIN DT_GPIO_PIN(POWER_LED_NODE, gpios)
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#define FLAGS DT_GPIO_FLAGS(POWER_LED_NODE, gpios)
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#else
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#error "Unsupported board: power led devicetree alias is not defined"
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#define POWER_LED ""
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#define PIN 0
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#define FLAGS 0
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#endif
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static int pwr_led_init(const struct device *dev) {
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dev = device_get_binding(POWER_LED);
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if (dev == NULL) {
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return -EIO;
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}
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int ret = gpio_pin_configure(dev, PIN, GPIO_OUTPUT_ACTIVE | FLAGS);
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if (ret < 0) {
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return -EIO;
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}
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return gpio_pin_set(dev, PIN, true);
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}
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SYS_INIT(pwr_led_init, APPLICATION, CONFIG_APPLICATION_INIT_PRIORITY);
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/*
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* Copyright (c) 2020 The ZMK Contributors
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* SPDX-License-Identifier: MIT
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*/
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/dts-v1/;
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#include <nordic/nrf52840_qiaa.dtsi>
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/ {
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model = "nRF52840-MDK Dongle Dev Kit";
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compatible = "nordic,pca10056-dk";
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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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leds {
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compatible = "gpio-leds";
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led0_green: led_0 {
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gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
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label = "Green LED 0";
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};
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led1_red: led_1 {
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gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;
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label = "Red LED 1";
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};
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led2_blue: led_2 {
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gpios = <&gpio0 24 GPIO_ACTIVE_LOW>;
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label = "Blue LED 2";
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};
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};
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pwmleds {
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compatible = "pwm-leds";
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pwm_led0_green: pwm_led_0 {
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pwms = <&pwm0 22>;
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label = "Green PWM LED 0";
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};
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pwm_led1_red: pwm_led_1 {
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pwms = <&pwm0 23>;
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label = "Red PWM LED 1";
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};
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pwm_led2_blue: pwm_led_2 {
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pwms = <&pwm0 24>;
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label = "Blue PWM LED 2";
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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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gpios = <&gpio0 18 (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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/* These aliases are provided for compatibility with samples */
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aliases {
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sw0 = &button0;
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led0 = &led0_green;
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led1 = &led1_red;
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led2 = &led2_blue;
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led0-green = &led0_green;
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led1-red = &led1_red;
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led1-blue = &led2_blue;
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pwm-led0 = &pwm_led0_green;
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pwm-led1 = &pwm_led1_red;
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pwm-led2 = &pwm_led2_blue;
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green-pwm-led = &pwm_led0_green;
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red-pwm-led = &pwm_led1_red;
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blue-pwm-led = &pwm_led2_blue;
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};
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};
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&adc {
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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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&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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current-speed = <115200>;
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status = "okay";
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tx-pin = <20>;
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rx-pin = <19>;
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rts-pin = <5>;
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cts-pin = <7>;
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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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sda-pin = <26>;
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scl-pin = <27>;
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};
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&i2c1 {
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compatible = "nordic,nrf-twi";
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status = "okay";
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sda-pin = <30>;
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scl-pin = <31>;
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};
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&pwm0 {
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status = "okay";
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ch0-pin = <22>;
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ch0-inverted;
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ch1-pin = <23>;
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ch1-inverted;
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ch2-pin = <24>;
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ch2-inverted;
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};
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&flash0 {
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/*
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* For more information, see:
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* https://docs.zephyrproject.org/latest/guides/dts/legacy-macros.html#legacy-flash-partitions
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*/
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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 = <0x000000000 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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identifier: nrf52840_mdk
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name: nRF52840-MDK-dongle
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type: mcu
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arch: arm
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toolchain:
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- zephyr
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- gnuarmemb
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- xtools
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supported:
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- usb_device
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- ble
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- ieee802154
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- pwm
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#
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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#
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CONFIG_SOC_SERIES_NRF52X=y
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CONFIG_SOC_NRF52840_QIAA=y
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CONFIG_BOARD_NRF52840_MDK_DONGLE=y
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# Enable MPU
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CONFIG_ARM_MPU=y
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# enable GPIO
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CONFIG_GPIO=y
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keyboards/zmk-config/config/boards/shields/mdk_dongle/Kconfig.defconfig
Executable file
9
keyboards/zmk-config/config/boards/shields/mdk_dongle/Kconfig.defconfig
Executable file
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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if SHIELD_MDK_DONGLE
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config ZMK_KEYBOARD_NAME
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default "MDK Dongle"
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endif
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keyboards/zmk-config/config/boards/shields/mdk_dongle/Kconfig.shield
Executable file
5
keyboards/zmk-config/config/boards/shields/mdk_dongle/Kconfig.shield
Executable file
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# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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config SHIELD_MDK_DONGLE
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def_bool $(shields_list_contains,mdk_dongle)
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/*
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* Copyright (c) 2020 The ZMK Contributors
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <behaviors.dtsi>
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#include <dt-bindings/zmk/keys.h>
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#include <dt-bindings/zmk/bt.h>
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/ {
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keymap {
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compatible = "zmk,keymap";
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default_layer {
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bindings = <
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&kp Z
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>;
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};
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};
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};
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/*
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* Copyright (c) 2020 The ZMK Contributors
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*
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* SPDX-License-Identifier: MIT
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*/
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#include <dt-bindings/zmk/matrix_transform.h>
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/ {
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kscan0: kscan {
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compatible = "zmk,kscan-gpio-direct";
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label = "KSCAN";
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input-gpios
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= <&gpio0 18 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>
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;
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};
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default_transform: keymap_transform_0 {
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compatible = "zmk,matrix-transform";
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columns = <1>;
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rows = <1>;
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map = <RC(0,0)>;
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};
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chosen {
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zmk,kscan = &kscan0;
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zmk,matrix_transform = &default_transform;
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};
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};
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