Initial commit with settings updated to match schematic.

app/boards/arm/dogbone/CMakeLists.txt

@@ -0,0 +1,8 @@
+set_property(GLOBAL APPEND PROPERTY extra_post_build_commands
+  COMMAND ${PYTHON_EXECUTABLE} ${ZEPHYR_BASE}/../tools/uf2/utils/uf2conv.py
+  -c 
+  -b 0x26000
+  -f 0xADA52840
+  -o ${PROJECT_BINARY_DIR}/${CONFIG_KERNEL_BIN_NAME}.uf2
+  ${PROJECT_BINARY_DIR}/${CONFIG_KERNEL_BIN_NAME}.bin
+)

app/boards/arm/dogbone/Kconfig

@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: MIT
+
+config BOARD_ENABLE_DCDC
+	bool "Enable DCDC mode"
+	select SOC_DCDC_NRF52X
+	default y
+	depends on (BOARD_DOGBONE)

app/boards/arm/dogbone/Kconfig.board

@@ -0,0 +1,8 @@
+# dogbone board configuration
+
+# Copyright (c) 2021 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config BOARD_DOGBONE
+	bool "dogbone"
+	depends on SOC_NRF52840_QIAA

app/boards/arm/dogbone/Kconfig.defconfig

@@ -0,0 +1,31 @@
+# Copyright (c) 2021 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+if BOARD_DOGBONE
+
+config BOARD
+	default "dogbone"
+
+if USB
+
+config USB_NRFX
+	default y
+
+config USB_DEVICE_STACK
+	default y
+
+endif # USB
+
+config BT_CTLR
+	default BT
+
+config ZMK_BLE
+	default y
+
+config ZMK_USB
+	default y
+
+config ZMK_BATTERY_VOLTAGE_DIVIDER
+	default y
+
+endif # BOARD_DOGBONE

app/boards/arm/dogbone/arduino_pro_micro_pins.dtsi

@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2021 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+/ {
+	pro_micro_d: connector_d {
+		compatible = "arduino-pro-micro";
+		#gpio-cells = <2>;
+		gpio-map-mask = <0xffffffff 0xffffffc0>;
+		gpio-map-pass-thru = <0 0x3f>;
+		gpio-map
+			= <0 0 &gpio1 14 0>		/* D0 */
+			, <1 0 &gpio1 12 0>		/* D1 */
+			, <2 0 &gpio0 25 0>		/* D2 */
+			, <3 0 &gpio0 11 0>		/* D3 */
+			, <4 0 &gpio1 8 0>		/* D4/A6 */
+			, <5 0 &gpio0 27 0>		/* D5 */
+			, <6 0 &gpio0 8 0>		/* D6/A7 */
+			, <7 0 &gpio0 6 0>		/* D7 */
+			, <8 0 &gpio0 31 0>		/* D8/A8 */
+			, <9 0 &gpio0 26 0>		/* D9/A9 */
+			, <10 0 &gpio0 29 0>	/* D10/A10 */
+			, <16 0 &gpio0 28 0>	/* D16 */
+			, <14 0 &gpio0 2 0>	    /* D14 */
+			, <15 0 &gpio0 3 0>	    /* D15 */
+			;
+	};
+
+	pro_micro_a: connector_a {
+		compatible = "arduino-pro-micro";
+		#gpio-cells = <2>;
+		gpio-map-mask = <0xffffffff 0xffffffc0>;
+		gpio-map-pass-thru = <0 0x3f>;
+		gpio-map
+			= <0 0 &gpio1 15 0>	    /* A0 */
+			, <1 0 &gpio1 13 0>	    /* A1 */
+			, <2 0 &gpio1 10 0>	    /* A2 */
+			, <3 0 &gpio1 11 0>	    /* A3 */
+			, <6 0 &gpio1 8 0>	    /* D4/A6 */
+			, <7 0 &gpio0 8 0>	    /* D6/A7 */
+			, <8 0 &gpio0 31 0>	    /* D8/A8 */
+			, <9 0 &gpio0 26 0>	    /* D9/A9 */
+			, <10 0 &gpio0 29 0>	/* D10/A10 */
+			;
+	};
+};
+
+pro_micro_i2c: &i2c0 {};
+pro_micro_spi: &spi0 {};
+pro_micro_serial: &uart1 {};

app/boards/arm/dogbone/board.cmake

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: MIT
+
+board_runner_args(nrfjprog "--nrf-family=NRF52" "--softreset")
+include(${ZEPHYR_BASE}/boards/common/blackmagicprobe.board.cmake)
+include(${ZEPHYR_BASE}/boards/common/nrfjprog.board.cmake)

app/boards/arm/dogbone/dogbone.dts

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2021 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+/dts-v1/;
+#include "dogbone.dtsi"
+
+/ {
+	ext-power {
+		compatible = "zmk,ext-power-generic";
+		label = "EXT_POWER";
+		control-gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+	};
+
+	vbatt {
+		compatible = "zmk,battery-voltage-divider";
+		label = "BATTERY";
+		io-channels = <&adc 2>;
+		output-ohms = <2000000>;
+		full-ohms = <(2000000 + 820000)>;
+	};
+};

app/boards/arm/dogbone/dogbone.dtsi

@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2021 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <nordic/nrf52840_qiaa.dtsi>
+#include "arduino_pro_micro_pins.dtsi"
+
+/ {
+	model = "dogbone";
+	compatible = "dogbone";
+
+	chosen {
+		zephyr,code-partition = &code_partition;
+		zephyr,sram = &sram0;
+		zephyr,flash = &flash0;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		blue_led: led_0 {
+			gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
+			label = "Blue LED";
+		};
+	};
+};
+
+&adc {
+	status = "okay";
+};
+
+&gpiote {
+	status = "okay";
+};
+
+&gpio0 {
+	status = "okay";
+};
+
+&gpio1 {
+	status = "okay";
+};
+
+&i2c0 {
+	compatible = "nordic,nrf-twi";
+	sda-pin = <25>;
+	scl-pin = <11>;
+};
+
+&uart1 {
+	compatible = "nordic,nrf-uarte";
+	tx-pin = <14>;
+	rx-pin = <12>;
+};
+
+&usbd {
+	status = "okay";
+};
+
+
+&flash0 {
+	/*
+	 * For more information, see:
+	 * http://docs.zephyrproject.org/latest/devices/dts/flash_partitions.html
+	 */
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		sd_partition: partition@0 {
+			label = "softdevice";
+			reg = <0x00000000 0x00026000>;
+		};
+		code_partition: partition@26000 {
+			label = "code_partition";
+			reg = <0x00026000 0x000c6000>;
+		};
+
+		/*
+		 * The flash starting at 0x000ec000 and ending at
+		 * 0x000f3fff is reserved for use by the application.
+		 */
+
+		/*
+		 * Storage partition will be used by FCB/LittleFS/NVS
+		 * if enabled.
+		 */
+		storage_partition: partition@ec000 {
+			label = "storage";
+			reg = <0x000ec000 0x00008000>;
+		};
+
+		boot_partition: partition@f4000 {
+			label = "adafruit_boot";
+			reg = <0x000f4000 0x0000c000>;
+		};
+	};
+};

app/boards/arm/dogbone/dogbone.yaml

@@ -0,0 +1,15 @@
+identifier: dogbone
+name: dogbone
+type: mcu
+arch: arm
+toolchain:
+  - zephyr
+  - gnuarmemb
+  - xtools
+supported:
+  - adc
+  - usb_device
+  - ble
+  - ieee802154
+  - pwm
+  - watchdog

app/boards/arm/dogbone/dogbone_defconfig

@@ -0,0 +1,20 @@
+# SPDX-License-Identifier: MIT
+
+CONFIG_SOC_SERIES_NRF52X=y
+CONFIG_SOC_NRF52840_QIAA=y
+CONFIG_BOARD_DOGBONE=y
+
+# Enable MPU
+CONFIG_ARM_MPU=y
+
+# enable GPIO
+CONFIG_GPIO=y
+
+CONFIG_USE_DT_CODE_PARTITION=y
+
+CONFIG_MPU_ALLOW_FLASH_WRITE=y
+CONFIG_NVS=y
+CONFIG_SETTINGS_NVS=y
+CONFIG_FLASH=y
+CONFIG_FLASH_PAGE_LAYOUT=y
+CONFIG_FLASH_MAP=y