Merge remote-tracking branch 'upstream/main' into underglow/state-persistence

.clang-format

@@ -0,0 +1,4 @@
+BasedOnStyle: LLVM
+IndentWidth: 4
+ColumnLimit: 100
+SortIncludes: false

.github/workflows/build.yml

@@ -16,6 +16,8 @@ jobs:
           - kyria_right
           - lily58_left
           - lily58_right
+          - romac
+          - settings_reset
         include:
           - board: proton_c
             shield: clueboard_california
@@ -25,6 +27,8 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
       - name: Cache west modules
+        timeout-minutes: 2
+        continue-on-error: true
         uses: actions/cache@v2
         env:
           cache-name: cache-zephyr-modules

.github/workflows/clang-format-lint.yml

@@ -0,0 +1,25 @@
+name: clang-format-lint
+
+on:
+  push:
+    paths:
+      - "app/boards/**/*.c"
+      - "app/include/**/*.h"
+      - "app/src/**"
+  pull_request:
+    paths:
+      - "app/boards/**/*.c"
+      - "app/include/**/*.h"
+      - "app/src/**"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: clang-format lint
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: DoozyX/clang-format-lint-action@v0.9
+        with:
+          source: "./app"
+          extensions: "h,c"

.github/workflows/test.yml

@@ -0,0 +1,70 @@
+on:
+  push:
+    paths:
+      - "app/tests/**"
+      - "app/src/**"
+  pull_request:
+    paths:
+      - "app/tests/**"
+      - "app/src/**"
+
+name: Test
+
+jobs:
+  integration_test:
+    runs-on: ubuntu-latest
+    name: Integration Tests
+    steps:
+      # To use this repository's private action,
+      # you must check out the repository
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Cache west modules
+        timeout-minutes: 2
+        continue-on-error: true
+        uses: actions/cache@v2
+        env:
+          cache-name: cache-zephyr-modules
+        with:
+          path: |
+            modules/
+            tools/
+            zephyr/
+            bootloader/
+          key: 2-${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('app/west.yml') }}
+          restore-keys: |
+            2-${{ runner.os }}-build-${{ env.cache-name }}-
+            2-${{ runner.os }}-build-
+            2-${{ runner.os }}-
+      - name: West Init
+        uses: "docker://zmkfirmware/zephyr-west-action-arm:latest"
+        id: west-init
+        with:
+          args: 'init "-l app"'
+      - name: West Update
+        uses: "docker://zmkfirmware/zephyr-west-action-arm:latest"
+        id: west-update
+        with:
+          args: "update"
+      - name: West Config Zephyr Base
+        uses: "docker://zmkfirmware/zephyr-west-action-arm:latest"
+        id: west-config
+        with:
+          args: 'config "--global zephyr.base-prefer configfile"'
+      - name: West Zephyr Export
+        uses: "docker://zmkfirmware/zephyr-west-action-arm:latest"
+        id: west-zephyr-export
+        with:
+          args: "zephyr-export"
+      - name: Test All
+        uses: "docker://zmkfirmware/zephyr-west-action-arm:latest"
+        id: west-build
+        with:
+          entrypoint: /bin/bash
+          args: '-c "cd app && ./run-test.sh all"'
+      - name: Archive Build
+        if: ${{ always() }}
+        uses: actions/upload-artifact@v2
+        with:
+          name: "log-files"
+          path: app/build/**/*.log

.gitignore

@@ -4,3 +4,4 @@
 /tools
 /zephyr
 /build
+*.DS_Store

AUTHORS

@@ -0,0 +1,11 @@
+# The ZMK Project consists of many contributors. This file includes individuals
+# who have contributed significant changes to the project. To be added to here,
+# please submit a PR to the project repo.
+Peter Johanson (@petejohanson)
+Innovaker (@innovaker)
+Nick Winans (@Nicell)
+Okke Formsma (@okke-formsma)
+Cody McGinnis (@BrainWart)
+Kurtis Lew (@kurtis-lew)
+Richard Jones (@bmcgavin)
+Kevin Chen (@chenkevinh)

app/CMakeLists.txt

@@ -1,4 +1,3 @@
-# Find Zephyr. This also loads Zephyr's build system.
 cmake_minimum_required(VERSION 3.13.1)
 
 set(CONFIG_APPLICATION_DEFINED_SYSCALL true)
@@ -15,6 +14,7 @@ list(APPEND SYSCALL_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/drivers/zephyr)
 
 include(cmake/zmk_config.cmake)
 
+# Find Zephyr. This also loads Zephyr's build system.
 find_package(Zephyr REQUIRED HINTS ../zephyr)
 project(zmk)
 
@@ -25,26 +25,30 @@ zephyr_linker_sources(RODATA include/linker/zmk-events.ld)
 target_include_directories(app PRIVATE include)
 target_sources(app PRIVATE src/kscan.c)
 target_sources(app PRIVATE src/matrix_transform.c)
-target_sources(app PRIVATE src/keymap.c)
 target_sources(app PRIVATE src/hid.c)
 target_sources(app PRIVATE src/sensors.c)
 target_sources_ifdef(CONFIG_ZMK_DISPLAY app PRIVATE src/display.c)
 target_sources(app PRIVATE src/event_manager.c)
+target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/ble_unpair_combo.c)
 target_sources(app PRIVATE src/events/position_state_changed.c)
 target_sources(app PRIVATE src/events/keycode_state_changed.c)
 target_sources(app PRIVATE src/events/modifiers_state_changed.c)
 target_sources(app PRIVATE src/events/sensor_event.c)
+target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/events/ble_active_profile_changed.c)
+if (NOT CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL)
   target_sources(app PRIVATE src/behaviors/behavior_key_press.c)
   target_sources(app PRIVATE src/behaviors/behavior_reset.c)
-target_sources(app PRIVATE src/behaviors/behavior_mod_tap.c)
+  target_sources(app PRIVATE src/behaviors/behavior_hold_tap.c)
   target_sources(app PRIVATE src/behaviors/behavior_momentary_layer.c)
   target_sources(app PRIVATE src/behaviors/behavior_toggle_layer.c)
   target_sources(app PRIVATE src/behaviors/behavior_transparent.c)
   target_sources(app PRIVATE src/behaviors/behavior_none.c)
   target_sources(app PRIVATE src/behaviors/behavior_sensor_rotate_key_press.c)
+  target_sources(app PRIVATE src/keymap.c)
+endif()
 target_sources_ifdef(CONFIG_ZMK_RGB_UNDERGLOW app PRIVATE src/behaviors/behavior_rgb_underglow.c)
+target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/behaviors/behavior_bt.c)
 target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE src/ble.c)
-target_sources_ifdef(CONFIG_ZMK_BLE_UNPAIR_COMBO app PRIVATE src/ble_unpair_combo.c)
 target_sources_ifdef(CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL app PRIVATE src/split_listener.c)
 target_sources_ifdef(CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL app PRIVATE src/split/bluetooth/service.c)
 target_sources_ifdef(CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL app PRIVATE src/split/bluetooth/central.c)
@@ -57,3 +61,5 @@ target_sources(app PRIVATE src/endpoints.c)
 target_sources(app PRIVATE src/hid_listener.c)
 target_sources_ifdef(CONFIG_SETTINGS app PRIVATE src/settings.c)
 target_sources(app PRIVATE src/main.c)
+
+zephyr_cc_option(-Wfatal-errors)

app/Kconfig

@@ -37,20 +37,15 @@ menuconfig ZMK_BLE
 	select BT
 	select BT_SMP
 	select BT_SMP_SC_PAIR_ONLY
+	select BT_SMP_APP_PAIRING_ACCEPT
 	select BT_PERIPHERAL
 	select BT_GATT_DIS
 	select BT_GATT_BAS
-	select SETTINGS
 	select BT_SETTINGS
+	select SETTINGS
 
 if ZMK_BLE
 
-config ZMK_BLE_UNPAIR_COMBO
-	bool "Enable BT unpair combo"
-	help
-		Adds a magic key combo that can be held on startup to remove all paired devices
-	default n
-
 config ZMK_BLE_INIT_PRIORITY
 	int "Init Priority"
 	default 50
@@ -58,6 +53,10 @@ config ZMK_BLE_INIT_PRIORITY
 config SYSTEM_WORKQUEUE_STACK_SIZE
 	default 2048
 
+config ZMK_BLE_CLEAR_BONDS_ON_START
+	bool "Configuration that clears all bond information from the keyboard on startup."
+	default n
+
 # HID GATT notifications sent this way are *not* picked up by Linux, and possibly others.
 config BT_GATT_NOTIFY_MULTIPLE
 	default n
@@ -107,28 +106,20 @@ config ZMK_SPLIT_BLE_ROLE_CENTRAL
 	select BT_CENTRAL
 	select BT_GATT_CLIENT
 
-if ZMK_SPLIT_BLE_ROLE_CENTRAL
-
-config BT_MAX_CONN
-	default 5
-
-config BT_MAX_PAIRED
-	# Bump this everywhere once we support switching active connections!
-	default 2
-
-endif
-
 config ZMK_SPLIT_BLE_ROLE_PERIPHERAL
 	bool "Peripheral"
+	select BT_KEYS_OVERWRITE_OLDEST
 
 if ZMK_SPLIT_BLE_ROLE_PERIPHERAL
 
 config ZMK_USB
 	default n
 
+config BT_MAX_PAIRED
+	default 1
 
 config BT_MAX_CONN
-	default 5
+	default 1
 
 config BT_GAP_AUTO_UPDATE_CONN_PARAMS
 	default n
@@ -141,8 +132,17 @@ endif
 
 endif 
 
-endmenu
+if ZMK_BLE && (!ZMK_SPLIT_BLE || ZMK_SPLIT_BLE_ROLE_CENTRAL)
 
+config BT_MAX_CONN
+	default 6
+
+config BT_MAX_PAIRED
+	default 5
+
+endif
+
+endmenu
 
 config ZMK_KSCAN_MOCK_DRIVER
 	bool "Enable mock kscan driver to simulate key presses"
@@ -227,6 +227,10 @@ source "subsys/logging/Kconfig.template.log_config"
 
 rsource "boards/Kconfig"
 rsource "boards/shields/*/Kconfig.defconfig"
+rsource "boards/shields/*/Kconfig.shield"
+
+osource "$(ZMK_CONFIG)/boards/shields/*/Kconfig.defconfig"
+osource "$(ZMK_CONFIG)/boards/shields/*/Kconfig.shield"
 
 source "Kconfig.zephyr"
 

app/boards/arm/dz60rgb/CMakeLists.txt

@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: MIT
+
+if(CONFIG_PINMUX)
+zephyr_library()
+zephyr_library_sources(pinmux.c)
+zephyr_library_include_directories(${ZEPHYR_BASE}/drivers)
+endif()

app/boards/arm/dz60rgb/Kconfig.board

@@ -0,0 +1,6 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config BOARD_DZ60RGB_REV1
+	bool "DZ60RGB Keyboard"
+	depends on SOC_STM32F303XC

app/boards/arm/dz60rgb/Kconfig.defconfig

@@ -0,0 +1,14 @@
+# DZ60RGB keyboard configuration
+
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+if BOARD_DZ60RGB_REV1
+
+config ZMK_KEYBOARD_NAME
+	default "DZ60RGB Rev 1"
+
+config ZMK_USB
+	default y
+
+endif # BOARD_DZ60RGB_REV1

app/boards/arm/dz60rgb/board.cmake

@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: MIT
+
+board_runner_args(dfu-util "--pid=0483:df11" "--alt=0" "--dfuse")
+board_runner_args(jlink "--device=STM32F303CC" "--speed=4000")
+
+include(${ZEPHYR_BASE}/boards/common/openocd.board.cmake)
+include(${ZEPHYR_BASE}/boards/common/jlink.board.cmake)

app/boards/arm/dz60rgb/dz60rgb_rev1.dts

@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+/dts-v1/;
+#include <st/f3/stm32f303Xc.dtsi>
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+	model = "DZ60RGB, Rev 1";
+	compatible = "dz60rgb,rev1", "st,stm32f303";
+
+	chosen {
+		zephyr,sram = &sram0;
+		zephyr,flash = &flash0;
+		zmk,kscan = &kscan0;
+		zmk,matrix_transform = &default_transform;
+	};
+
+	default_transform: keymap_transform_0 {
+		compatible = "zmk,matrix-transform";
+		columns = <14>;
+		rows = <5>;
+		map = <
+RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5) RC(0,6) RC(0,7) RC(0,8) RC(0,9) RC(0,10) RC(0,11) RC(0,12)     RC(0,13)
+RC(1,0)   RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5) RC(1,6) RC(1,7) RC(1,8) RC(1,9) RC(1,10) RC(1,11) RC(1,12)   RC(1,13)
+RC(2,0)     RC(2,1) RC(2,2) RC(2,3) RC(2,4) RC(2,5) RC(2,6) RC(2,7) RC(2,8) RC(2,9) RC(2,10) RC(2,11)          RC(2,13)
+RC(3,0)       RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(3,6) RC(3,7) RC(3,8) RC(3,9)    RC(3,10)     RC(3,11) RC(3,13)
+RC(4,0)   RC(4,1)   RC(4,2)                      RC(4,5)                     RC(4,8) RC(4,9) RC(4,10) RC(4,11) RC(4,13)
+		>;
+	};
+
+	kscan0: kscan {
+		compatible = "zmk,kscan-gpio-matrix";
+		label = "KSCAN";
+
+		diode-direction = "col2row";
+		row-gpios
+			= <&gpioa 9  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&gpiob 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&gpiob 11 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&gpiob 14 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&gpiob 12 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			;
+		col-gpios
+			= <&gpioa 6  GPIO_ACTIVE_HIGH>
+			, <&gpioa 7  GPIO_ACTIVE_HIGH>
+			, <&gpiob 0  GPIO_ACTIVE_HIGH>
+			, <&gpiob 13 GPIO_ACTIVE_HIGH>
+			, <&gpiob 15 GPIO_ACTIVE_HIGH>
+			, <&gpioa 8  GPIO_ACTIVE_HIGH>
+			, <&gpioa 15 GPIO_ACTIVE_HIGH>
+			, <&gpiob 3  GPIO_ACTIVE_HIGH>
+			, <&gpiob 4  GPIO_ACTIVE_HIGH>
+			, <&gpiob 5  GPIO_ACTIVE_HIGH>
+			, <&gpiob 8  GPIO_ACTIVE_HIGH>
+			, <&gpiob 9  GPIO_ACTIVE_HIGH>
+			, <&gpioc 13 GPIO_ACTIVE_HIGH>
+			, <&gpioc 14 GPIO_ACTIVE_HIGH>
+			;
+	};
+
+};
+
+&usb {
+	status = "okay";
+};
+
+&flash0 {
+	/*
+	 * For more information, see:
+	 * http://docs.zephyrproject.org/latest/guides/dts/index.html#flash-partitions
+	 */
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 6Kb of storage at the end of the 256Kb of flash */
+		storage_partition: partition@3e800 {
+			label = "storage";
+			reg = <0x0003e800 0x00001800>;
+		};
+	};
+};

app/boards/arm/dz60rgb/dz60rgb_rev1.keymap

@@ -0,0 +1,25 @@
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+
+/ {
+	keymap {
+		compatible = "zmk,keymap";
+
+		default_layer {
+// ------------------------------------------------------------------------------------------
+// | ESC |  1  |  2  |  3  |  4  |  5  |  6  |  7  |  8  |  9  |  0  |  -  |  =  |   BKSP   |
+// | TAB  |  Q  |  W  |  E  |  R  |  T  |  Y  |  U  |  I  |  O  |  P  |  [  |  ]  |   "|"   |
+// | CAPS  |  A  |  S  |  D  |  F  |  G  |  H  |  J  |  K  |  L  |  ;  |  '  |     ENTER    |
+// |  SHIFT  |  Z  |  X  |  C  |  V  |  B  |  N  |  M  |  ,  |  .  |  SHIFT(/)  |  ^  | DEL |
+// |  CTL  |  WIN  |  ALT  |            SPACE               | ALT | MO(1) |  <- |  v  | ->  |
+// ------------------------------------------------------------------------------------------
+			bindings = <
+	&kp ESC &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5 &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &kp MINUS &kp EQL  &kp BKSP
+	&kp TAB  &kp   Q   &kp   W   &kp   E   &kp   R   &kp   T   &kp   Y   &kp   U   &kp   I   &kp   O   &kp   P   &kp LBKT &kp RBKT &kp BSLH
+	&kp CLCK  &kp   A   &kp   S   &kp   D   &kp   F   &kp   G   &kp   H   &kp   J   &kp   K   &kp   L   &kp  SCLN  &kp  QUOT        &kp RET
+	&kp LSFT   &kp   Z   &kp   X   &kp   C   &kp   V   &kp   B   &kp   N   &kp   M   &kp  CMMA &kp  DOT  &mt MOD_RSFT FSLH &kp UARW &kp DEL
+	&kp LCTL &kp   LGUI   &kp   LALT                     &kp SPC                         &kp  RALT  &mo  1  &kp  LARW	 &kp  DARW  &kp  RARW		
+			>;
+		};
+	};
+};

app/boards/arm/dz60rgb/dz60rgb_rev1.yaml

@@ -0,0 +1,19 @@
+identifier: DZ60RGB_rev1
+name: DZ60RGBREV1
+type: keyboard
+arch: arm
+toolchain:
+  - zephyr
+  - gnuarmemb
+  - xtools
+ram: 40
+supported:
+  - gpio
+  - i2c
+  - counter
+  - spi
+  - usb_device
+  - lsm303dlhc
+  - nvs
+  - can
+  - kscan

app/boards/arm/dz60rgb/dz60rgb_rev1_defconfig

@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: MIT
+
+CONFIG_SOC_SERIES_STM32F3X=y
+CONFIG_SOC_STM32F303XC=y
+# 72MHz system clock
+CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
+
+# enable pinmux
+CONFIG_PINMUX=y
+
+# enable GPIO
+CONFIG_GPIO=y
+
+# clock configuration
+CONFIG_CLOCK_CONTROL=y
+
+# Clock configuration for Cube Clock control driver
+CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
+CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
+# use HSE as PLL input
+CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
+# produce 72MHz clock at PLL output
+CONFIG_CLOCK_STM32_PLL_PREDIV=1
+CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9
+CONFIG_CLOCK_STM32_AHB_PRESCALER=1
+CONFIG_CLOCK_STM32_APB1_PRESCALER=2
+CONFIG_CLOCK_STM32_APB2_PRESCALER=1

app/boards/arm/dz60rgb/pinmux.c

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017 I-SENSE group of ICCS
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <kernel.h>
+#include <device.h>
+#include <init.h>
+#include <drivers/pinmux.h>
+#include <sys/sys_io.h>
+
+#include <pinmux/stm32/pinmux_stm32.h>
+
+/* pin assignments for STM32F3DISCOVERY board */
+static const struct pin_config pinconf[] = {
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL
+    {STM32_PIN_PC4, STM32F3_PINMUX_FUNC_PC4_USART1_TX},
+    {STM32_PIN_PC5, STM32F3_PINMUX_FUNC_PC5_USART1_RX},
+#endif
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart2), okay) && CONFIG_SERIAL
+    {STM32_PIN_PA2, STM32F3_PINMUX_FUNC_PA2_USART2_TX},
+    {STM32_PIN_PA3, STM32F3_PINMUX_FUNC_PA3_USART2_RX},
+#endif
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c1), okay) && CONFIG_I2C
+    {STM32_PIN_PB6, STM32F3_PINMUX_FUNC_PB6_I2C1_SCL},
+    {STM32_PIN_PB7, STM32F3_PINMUX_FUNC_PB7_I2C1_SDA},
+#endif
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c2), okay) && CONFIG_I2C
+    {STM32_PIN_PA9, STM32F3_PINMUX_FUNC_PA9_I2C2_SCL},
+    {STM32_PIN_PA10, STM32F3_PINMUX_FUNC_PA10_I2C2_SDA},
+#endif
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(spi1), okay) && CONFIG_SPI
+#ifdef CONFIG_SPI_STM32_USE_HW_SS
+    {STM32_PIN_PA4, STM32F3_PINMUX_FUNC_PA4_SPI1_NSS},
+#endif /* CONFIG_SPI_STM32_USE_HW_SS */
+    {STM32_PIN_PA5, STM32F3_PINMUX_FUNC_PA5_SPI1_SCK},
+    {STM32_PIN_PA6, STM32F3_PINMUX_FUNC_PA6_SPI1_MISO},
+    {STM32_PIN_PA7, STM32F3_PINMUX_FUNC_PA7_SPI1_MOSI},
+#endif
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(spi2), okay) && CONFIG_SPI
+#ifdef CONFIG_SPI_STM32_USE_HW_SS
+    {STM32_PIN_PB12, STM32F3_PINMUX_FUNC_PB12_SPI2_NSS},
+#endif /* CONFIG_SPI_STM32_USE_HW_SS */
+    {STM32_PIN_PB13, STM32F3_PINMUX_FUNC_PB13_SPI2_SCK},
+    {STM32_PIN_PB14, STM32F3_PINMUX_FUNC_PB14_SPI2_MISO},
+    {STM32_PIN_PB15, STM32F3_PINMUX_FUNC_PB15_SPI2_MOSI},
+#endif
+#ifdef CONFIG_USB_DC_STM32
+    {STM32_PIN_PA11, STM32F3_PINMUX_FUNC_PA11_USB_DM},
+    {STM32_PIN_PA12, STM32F3_PINMUX_FUNC_PA12_USB_DP},
+#endif /* CONFIG_USB_DC_STM32 */
+#if DT_NODE_HAS_STATUS(DT_NODELABEL(can1), okay) && CONFIG_CAN
+    {STM32_PIN_PD0, STM32F3_PINMUX_FUNC_PD0_CAN1_RX},
+    {STM32_PIN_PD1, STM32F3_PINMUX_FUNC_PD1_CAN1_TX},
+#endif
+};
+
+static int pinmux_stm32_init(struct device *port) {
+    ARG_UNUSED(port);
+
+    stm32_setup_pins(pinconf, ARRAY_SIZE(pinconf));
+
+    return 0;
+}
+
+SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1, CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY);

app/boards/arm/nrfmicro/Kconfig

@@ -3,3 +3,8 @@ config BOARD_ENABLE_DCDC
 	select SOC_DCDC_NRF52X
 	default y
 	depends on (BOARD_NRFMICRO_11 || BOARD_NRFMICRO_11_FLIPPED || BOARD_NRFMICRO_13)
+
+config BOARD_NRFMICRO_CHARGER
+	bool "Enable battery charger"
+	default y
+	depends on (BOARD_NRFMICRO_13)

app/boards/arm/nrfmicro/Kconfig.board

@@ -1,6 +1,6 @@
 # nrfmicro board configuration
 
-# Copyright (c) 2020 Okke Formsma, joric
+# Copyright (c) 2020 The ZMK Contributors
 # SPDX-License-Identifier: MIT
 
 config BOARD_NRFMICRO_11

app/boards/arm/nrfmicro/Kconfig.defconfig

@@ -1,6 +1,6 @@
 # Electronut Labs Papyr board configuration
 
-# Copyright (c) 2020 Okke Formsma, joric
+# Copyright (c) 2020 The ZMK Contributors
 # SPDX-License-Identifier: MIT
 
 if BOARD_NRFMICRO_11 || BOARD_NRFMICRO_11_FLIPPED || BOARD_NRFMICRO_13
@@ -30,4 +30,11 @@ config ZMK_USB
 config PINMUX
 	default y
 
+if BOARD_NRFMICRO_13
+
+config BOARD_NRFMICRO_CHARGER
+	default y
+
+endif # BOARD_NRFMICRO_13
+
 endif # BOARD_NRFMICRO_11 || BOARD_NRFMICRO_11_FLIPPED || BOARD_NRFMICRO_13

app/boards/arm/nrfmicro/arduino_pro_micro_pins.dtsi

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Okke Formsma, joric
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */

app/boards/arm/nrfmicro/arduino_pro_micro_pins_flipped.dtsi

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Okke Formsma, joric
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */

app/boards/arm/nrfmicro/nrfmicro_11.dts

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Okke Formsma, joric
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */

app/boards/arm/nrfmicro/nrfmicro_11_flipped.dts

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Okke Formsma, joric
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */

app/boards/arm/nrfmicro/nrfmicro_13.dts

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Okke Formsma, joric
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */

app/boards/arm/nrfmicro/pinmux.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Okke Formsma, joric
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -11,21 +11,24 @@
 #include <sys/sys_io.h>
 #include <devicetree.h>
 
-static int pinmux_nrfmicro_init(struct device *port)
-{
+static int pinmux_nrfmicro_init(struct device *port) {
     ARG_UNUSED(port);
 
     struct device *p1 = device_get_binding("GPIO_1");
 
-#if defined(BOARD_NRFMICRO_13)
+#if CONFIG_BOARD_NRFMICRO_13
     struct device *p0 = device_get_binding("GPIO_0");
     // enable EXT_VCC (use 0 for nRFMicro 1.3, use 1 for nRFMicro 1.1)
     gpio_pin_configure(p1, 9, GPIO_OUTPUT);
     gpio_pin_set(p1, 9, 0);
 
-	// enable charger (nRFMicro 1.3 only)
+#if CONFIG_BOARD_NRFMICRO_CHARGER
     gpio_pin_configure(p0, 5, GPIO_OUTPUT);
     gpio_pin_set(p0, 5, 0);
+#else
+    gpio_pin_configure(p0, 5, GPIO_INPUT);
+#endif
+
 #else
     // enable EXT_VCC (use 0 for nRFMicro 1.3, use 1 for nRFMicro 1.1)
     gpio_pin_configure(p1, 9, GPIO_OUTPUT);

app/boards/arm/planck/Kconfig.board

@@ -1,6 +1,6 @@
 # Planck V6 board configuration
 
-# Copyright (c) 2020 Peter Johanson
+# Copyright (c) 2020 The ZMK Contributors
 # SPDX-License-Identifier: MIT
 
 config BOARD_PLANCK_REV6

app/boards/arm/planck/Kconfig.defconfig

@@ -1,6 +1,6 @@
 # Planck keyboard configuration
 
-# Copyright (c) 2020 Peter Johanson
+# Copyright (c) 2020 The ZMK Contributors
 # SPDX-License-Identifier: MIT
 
 if BOARD_PLANCK_REV6

app/boards/arm/planck/pinmux.c

@@ -56,8 +56,7 @@ static const struct pin_config pinconf[] = {
 #endif /* CONFIG_CAN_1 */
 };
 
-static int pinmux_stm32_init(struct device *port)
-{
+static int pinmux_stm32_init(struct device *port) {
     ARG_UNUSED(port);
 
     stm32_setup_pins(pinconf, ARRAY_SIZE(pinconf));
@@ -65,5 +64,4 @@ static int pinmux_stm32_init(struct device *port)
     return 0;
 }
 
-SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1,
-		 CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY);
+SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1, CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY);

app/boards/arm/planck/planck_rev6_defconfig

@@ -20,9 +20,6 @@ CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
 CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
 # use HSE as PLL input
 CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
-# however, the board does not have an external oscillator, so just use
-# the 8MHz clock signal coming from integrated STLink
-CONFIG_CLOCK_STM32_HSE_BYPASS=y
 # produce 72MHz clock at PLL output
 CONFIG_CLOCK_STM32_PLL_PREDIV=1
 CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9

app/boards/arm/proton_c/pinmux.c

@@ -56,8 +56,7 @@ static const struct pin_config pinconf[] = {
 #endif
 };
 
-static int pinmux_stm32_init(struct device *port)
-{
+static int pinmux_stm32_init(struct device *port) {
     ARG_UNUSED(port);
 
     stm32_setup_pins(pinconf, ARRAY_SIZE(pinconf));
@@ -65,5 +64,4 @@ static int pinmux_stm32_init(struct device *port)
     return 0;
 }
 
-SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1,
-		CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY);
+SYS_INIT(pinmux_stm32_init, PRE_KERNEL_1, CONFIG_PINMUX_STM32_DEVICE_INITIALIZATION_PRIORITY);

app/boards/native_posix.conf

@@ -1,9 +1,8 @@
 CONFIG_KSCAN=n
 CONFIG_ZMK_KSCAN_MOCK_DRIVER=y
-CONFIG_ZMK_KSCAN_COMPOSITE_DRIVER=y
 CONFIG_ZMK_KSCAN_GPIO_DRIVER=n
 CONFIG_GPIO=n
 CONFIG_ZMK_BLE=n
 CONFIG_LOG=y
-CONFIG_KSCAN_LOG_LEVEL_DBG=y
+CONFIG_LOG_BACKEND_SHOW_COLOR=n
 CONFIG_ZMK_LOG_LEVEL_DBG=y

app/boards/native_posix.overlay

@@ -1,79 +1,18 @@
-#include <dt-bindings/zmk/keys.h>
 #include <behaviors.dtsi>
-#include <zmk/kscan-mock.h>
+#include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/kscan-mock.h>
 
 / {
 	chosen {
-		zmk,kscan = &kscan0;
-		zmk,keymap = &keymap0;
+		zmk,kscan = &kscan;
 	};
 
-	kscan0: kscan_0 {
-		compatible = "zmk,kscan-composite";
-		label = "KSCAN_COMP";
-		rows = <2>;
-		columns = <4>;
-
-		left: left {
-			kscan = <&left_hand>;
-		};
-
-		right: right {
-			kscan = <&right_hand>;
-			column-offset = <2>;
-		};
-	};
-
-	left_hand: kscan_1 {
+	kscan: kscan {
 		compatible = "zmk,kscan-mock";
-		label = "KSCAN_LEFT";
+		label = "KSCAN_MOCK";
 
 		rows = <2>;
 		columns = <2>;
-		events = <ZMK_MOCK_PRESS(0,1,300) ZMK_MOCK_PRESS(0,0,300) ZMK_MOCK_RELEASE(0,0,300) ZMK_MOCK_RELEASE(0,1,300)>;
-		// events = <ZMK_MOCK_PRESS(0,0,800) ZMK_MOCK_RELEASE(0,0,800) ZMK_MOCK_PRESS(0,1,800) ZMK_MOCK_RELEASE(0,1,800)>;
-	};
-
-	right_hand: kscan_2 {
-		compatible = "zmk,kscan-mock";
-		label = "KSCAN_RIGHT";
-
-		rows = <2>;
-		columns = <2>;
-		events = <ZMK_MOCK_PRESS(1,1,800) ZMK_MOCK_RELEASE(1,1,100) ZMK_MOCK_PRESS(0,1,800) ZMK_MOCK_RELEASE(0,1,100)>;
-	};
-
-	keymap0: keymap {
-		compatible = "zmk,keymap";
-		label ="Default keymap";
-		layers = <&default &lower &raise>;
-	};
-
-	layers {
-		compatible = "zmk,layers";
-
-		default: layer_0 {
-			label = "DEFAULT";
-
-			bindings = <
-				&kp B &mo 1 &kp C &kp E
-				&kp D &kp G &kp F &kp Q>;
-		};
-
-		lower: layer_1 {
-			label = "LOWER";
-
-			bindings = <
-				&cp M_NEXT &trans &kp O &kp Q
-				&kp L  &kp J &kp P &kp K>;
-		};
-
-		raise: layer_2 {
-			label = "RAISE";
-
-			bindings = <
-				&kp W &kp U &kp I &kp N
-				&kp X  &kp M &kp C &kp B>;
-		};
+		exit-after;
 	};
 };

app/boards/shields/corne/corne.keymap

@@ -1,5 +1,6 @@
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/bt.h>
 
 / {
         keymap {
@@ -21,12 +22,12 @@
                 lower_layer {
 // -----------------------------------------------------------------------------------------
 // |  ESC |  1  |  2  |  3  |  4  |  5  |   |  6  |  7  |  8  |  9  |  0  | BKSP |
-// | CTRL |     |     |     |     |     |   | LFT | DWN |  UP | RGT |     |      |
+// | BTCLR| BT1 | BT2 | BT3 | BT4 | BT5 |   | LFT | DWN |  UP | RGT |     |      |
 // | SHFT |     |     |     |     |     |   |     |     |     |     |     |      |
 //                    | GUI |     | SPC |   | ENT |     | ALT |
                         bindings = <
    &kp ESC    &kp NUM_1    &kp NUM_2    &kp NUM_3    &kp NUM_4    &kp NUM_5         &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &kp BKSP
-   &kp LCTL &trans    &trans    &trans    &trans    &trans      &kp LARW  &kp DARW  &kp UARW  &kp RARW  &trans    &trans
+   &bt BT_CLR &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4      &kp LARW  &kp DARW  &kp UARW  &kp RARW  &trans    &trans
    &kp LSFT   &trans       &trans       &trans       &trans       &trans            &trans    &trans    &trans    &trans    &trans    &trans
                                         &kp LGUI     &trans       &kp SPC           &kp RET &trans &kp RALT
                         >;

app/boards/shields/corne/corne_left.conf

@@ -1,3 +1,2 @@
 CONFIG_ZMK_SPLIT=y
 CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL=y
-CONFIG_ZMK_BLE_UNPAIR_COMBO=y

app/boards/shields/corne/corne_right.conf

@@ -1,3 +1,2 @@
 CONFIG_ZMK_SPLIT=y
 CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL=y
-CONFIG_ZMK_BLE_UNPAIR_COMBO=y

app/boards/shields/iris/Kconfig.defconfig

@@ -0,0 +1,16 @@
+# Copyright (c) 2020 Pete Johanson, Kurtis Lew
+# SPDX-License-Identifier: MIT
+
+if SHIELD_IRIS_LEFT
+
+config ZMK_KEYBOARD_NAME
+	default "Iris Left"
+
+endif
+
+if SHIELD_IRIS_RIGHT
+
+config ZMK_KEYBOARD_NAME
+	default "Iris Right"
+
+endif

app/boards/shields/iris/Kconfig.shield

@@ -0,0 +1,8 @@
+# Copyright (c) 2020 Pete Johanson, Kurtis Lew
+# SPDX-License-Identifier: MIT
+
+config SHIELD_IRIS_LEFT
+	def_bool $(shields_list_contains,iris_left)
+
+config SHIELD_IRIS_RIGHT
+	def_bool $(shields_list_contains,iris_right)

app/boards/shields/iris/iris.dtsi

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2020 Pete Johanson, Kurtis Lew
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+	chosen {
+		zmk,kscan = &kscan0;
+		zmk,matrix_transform = &default_transform;
+	};
+
+	default_transform: keymap_transform_0 {
+		compatible = "zmk,matrix-transform";
+		columns = <16>;
+		rows = <4>;
+// | SW6  | SW5  | SW4  | SW3  | SW2  | SW1  |                 | SW1  | SW2  | SW3  | SW4  | SW5  | SW6  |
+// | SW12 | SW11 | SW10 | SW9  | SW8  | SW7  |                 | SW7  | SW8  | SW9  | SW10 | SW11 | SW12 |
+// | SW18 | SW17 | SW16 | SW15 | SW14 | SW13 |                 | SW13 | SW14 | SW15 | SW16 | SW17 | SW18 |
+// | SW24 | SW23 | SW22 | SW21 | SW20 | SW19 | SW25 |   | SW25 | SW19 | SW20 | SW21 | SW22 | SW23 | SW24 |
+//                      | SW29 | SW28 | SW27 | SW26 |   | SW26 | SW27 | SW28 | SW29 |
+		map = <
+RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5)                 RC(0,6) RC(0,7) RC(0,8) RC(0,9) RC(0,10) RC(0,11)
+RC(1,0) RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5)                 RC(1,6) RC(1,7) RC(1,8) RC(1,9) RC(1,10) RC(1,11)
+RC(2,0) RC(2,1) RC(2,2) RC(2,3) RC(2,4) RC(2,5)                 RC(2,6) RC(2,7) RC(2,8) RC(2,9) RC(2,10) RC(2,11)
+RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(4,2) RC(4,9) RC(3,6) RC(3,7) RC(3,8) RC(3,9) RC(3,10) RC(3,11)
+                        		RC(4,3) RC(4,4) RC(4,5) RC(4,6) RC(4,7) RC(4,8)
+		>;
+	};
+
+	kscan0: kscan {
+		compatible = "zmk,kscan-gpio-matrix";
+		label = "KSCAN";
+
+		diode-direction = "col2row";
+		row-gpios
+			= <&pro_micro_d 6 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 8 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 0 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			;
+		
+	};
+
+	bt_unpair_combo: bt_unpair_combo {
+		compatible = "zmk,bt-unpair-combo";
+	};
+};

app/boards/shields/iris/iris.keymap

@@ -0,0 +1,60 @@
+# Copyright (c) 2020 Pete Johanson, Kurtis Lew
+# SPDX-License-Identifier: MIT
+
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/bt.h>
+
+/ {
+	keymap {
+		compatible = "zmk,keymap";
+
+		default_layer {
+// ------------------------------------------------------------------------------------------------------------
+// |  ESC  |  1  |  2  |  3   |  4   |  5   |                   |  6   |  7    |  8    |  9   |   0   |   `   |
+// |  TAB  |  Q  |  W  |  E   |  R   |  T   |                   |  Y   |  U    |  I    |  O   |   P   |   -   |
+// |  CTRL |  A  |  S  |  D   |  F   |  G   |                   |  H   |  J    |  K    |  L   |   ;   |   '   |
+// | SHIFT |  Z  |  X  |  C   |  V   |  B   |   "["  |  |  "]"  |  N   |  M    |  ,    |  .   |   /   | SHIFT |
+//                     		  | GUI  | LOWER|  SPACE |  | ENTER | RAISE|  ALT  |
+			bindings = <
+&kp ESC  &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5                   &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &kp GRAV
+&kp TAB  &kp Q     &kp W     &kp E     &kp R     &kp T                       &kp Y     &kp U     &kp I     &kp O     &kp P     &kp MINUS
+&kp LCTL &kp A     &kp S     &kp D     &kp F     &kp G                       &kp H     &kp J     &kp K     &kp L     &kp SCLN  &kp QUOT
+&kp LSFT &kp Z     &kp X     &kp C     &kp V     &kp B   &kp LBKT  &kp RBKT  &kp N     &kp M     &kp CMMA  &kp DOT   &kp FSLH  &kp RSFT
+                   			 		   &kp LGUI  &mo 1   &kp SPC   &kp RET   &mo 2     &kp RALT
+			>;
+		};
+
+		lower_layer {
+// ------------------------------------------------------------------------------------------------------------
+// | BTCLR | BT1 | BT2 |  BT3 |  BT4 |  BT5 |                   |      |       |       |      |       |       |
+// |  F1   |  F2 |  F3 |  F4  |  F5  |  F6  |                   |  F7  |  F8   |  F9   |  F10 |  F11  |  F12  |
+// |   `   |  !  |  @  |  #   |  $   |  %   |                   |  ^   |  &    |  *    |  (   |   )   |   ~   |
+// |       |     |     |      |      |      |        |  |       |      |  _    |  +    |  {   |   }   |  "|"  |
+//                            |      |      |        |  |       |      |       |
+			bindings = <
+&bt BT_CLR &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4                 &trans    &trans    &trans    &trans    &trans    &trans
+&kp F1     &kp F2       &kp F3       &kp F4       &kp F5       &kp F6                       &kp F7    &kp F8    &kp F9    &kp F10   &kp F11   &kp F12
+&kp GRAV   &kp BANG     &kp ATSN     &kp HASH     &kp CURU     &kp PRCT                     &kp CRRT  &kp AMPS  &kp KMLT  &kp LPRN  &kp RPRN  &kp TILD
+&trans     &trans       &trans       &trans       &trans       &trans    &trans   &trans    &trans    &kp MINUS &kp KPLS  &kp LCUR  &kp RCUR  &kp PIPE
+                   					         &trans       &trans       &trans    &trans   &trans    &trans
+			>;
+		};
+
+		raise_layer {
+// ------------------------------------------------------------------------------------------------------------
+// |       |     |     |      |      |      |                   |      |       |       |      |       |       |
+// |   `   |  1  |  2  |  3   |  4   |  5   |                   |  6   |   7   |   8   |  9   |   0   |       |
+// |   F1  |  F2 |  F3 |  F4  |  F5  |  F6  |                   |      |   <-  |   ^   |  v   |  ->   |       |
+// |   F7  |  F8 |  F9 |  F10 |  F11 |  F12 |        |  |       |  +   |   -   |   =   |  [   |   ]   |   \   |
+//                            |      |      |        |  |       |      |       |
+			bindings = <
+&trans   &trans    &trans    &trans    &trans    &trans                       &trans    &trans    &trans    &trans    &trans    &trans
+&kp GRAV &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5                    &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &trans
+&kp F1   &kp F2    &kp F3    &kp F4    &kp F5    &kp F6                       &trans    &kp LARW  &kp DARW  &kp UARW  &kp RARW  &trans
+&kp F7   &kp F8    &kp F9    &kp F10   &kp F11   &kp F12   &trans   &trans    &kp KPLS  &kp MINUS &kp EQL   &kp LBKT  &kp RBKT  &kp BSLH
+                   					   &trans    &trans    &trans   &trans    &trans    &trans
+			>;
+		};
+	};
+};

app/boards/shields/iris/iris_left.conf

@@ -0,0 +1,2 @@
+CONFIG_ZMK_SPLIT=y
+CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL=y

app/boards/shields/iris/iris_left.overlay

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2020 Pete Johanson, Kurtis Lew
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "iris.dtsi"
+
+&kscan0 {
+	col-gpios
+		= <&pro_micro_a 1 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_a 0 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 15 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 14 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 16 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 10 GPIO_ACTIVE_HIGH>
+		;
+};
+
+&bt_unpair_combo {
+	key-positions = <0 42>;
+};

app/boards/shields/iris/iris_right.conf

@@ -0,0 +1,2 @@
+CONFIG_ZMK_SPLIT=y
+CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL=y

app/boards/shields/iris/iris_right.overlay

@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2020 Pete Johanson, Kurtis Lew
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "iris.dtsi"
+
+&default_transform {
+	col-offset = <6>;
+};
+
+&kscan0 {
+	col-gpios
+		= <&pro_micro_d 10 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 16 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 14 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 15 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_a 0 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_a 1 GPIO_ACTIVE_HIGH>
+		;
+};
+
+&bt_unpair_combo {
+	key-positions = <11 43>;
+};

app/boards/shields/kyria/kyria_left.conf

@@ -1,3 +1,2 @@
 CONFIG_ZMK_SPLIT=y
 CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL=y
-CONFIG_ZMK_BLE_UNPAIR_COMBO=y

app/boards/shields/kyria/kyria_right.conf

@@ -1,3 +1,2 @@
 CONFIG_ZMK_SPLIT=y
 CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL=y
-CONFIG_ZMK_BLE_UNPAIR_COMBO=y

app/boards/shields/lily58/lily58.conf

@@ -1,2 +1,6 @@
+# Uncomment to enable encoder
+# CONFIG_EC11=y
+# CONFIG_EC11_TRIGGER_GLOBAL_THREAD=y
+
 # Uncomment the following line to enable the Lily58 OLED Display
 # CONFIG_ZMK_DISPLAY=y

app/boards/shields/lily58/lily58.dtsi

@@ -15,7 +15,7 @@
 	default_transform: keymap_transform_0 {
 		compatible = "zmk,matrix-transform";
 		columns = <16>;
-		rows = <4>;
+		rows = <5>;
 // | SW6  | SW5  | SW4  | SW3  | SW2  | SW1  |                 | SW1  | SW2  | SW3  | SW4  | SW5  | SW6  |
 // | SW12 | SW11 | SW10 | SW9  | SW8  | SW7  |                 | SW7  | SW8  | SW9  | SW10 | SW11 | SW12 |
 // | SW18 | SW17 | SW16 | SW15 | SW14 | SW13 |                 | SW13 | SW14 | SW15 | SW16 | SW17 | SW18 |
@@ -45,6 +45,19 @@ RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(4,5) RC(4,6) RC(3,6) RC(3,7)
 		
 	};
 
+	left_encoder: encoder_left {
+		compatible = "alps,ec11";
+		label = "LEFT_ENCODER";
+		a-gpios = <&pro_micro_a 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		b-gpios = <&pro_micro_a 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		resolution = <4>;
+	};
+
+	sensors {
+		compatible = "zmk,keymap-sensors";
+		sensors = <&left_encoder>;
+	};
+
 	bt_unpair_combo: bt_unpair_combo {
 		compatible = "zmk,bt-unpair-combo";
 	};

app/boards/shields/lily58/lily58.keymap

@@ -1,5 +1,6 @@
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/bt.h>
 
 / {
 	keymap {
@@ -19,22 +20,26 @@
 &kp LSFT &kp Z     &kp X     &kp C     &kp V     &kp B   &kp LBKT  &kp RBKT   &kp N     &kp M     &kp CMMA  &kp DOT   &kp FSLH  &kp RSFT
                    &kp LALT  &kp LGUI  &mo 1     &kp SPC                      &kp RET   &mo 2     &kp BKSP  &kp RGUI
 			>;
+
+			sensor-bindings = <&inc_dec_cp M_VOLU M_VOLD>;
 		};
 
 		lower_layer {
 // ------------------------------------------------------------------------------------------------------------
-// |       |     |     |      |      |      |                   |      |       |       |      |       |       |
+// | BTCLR | BT1 | BT2 |  BT3 |  BT4 |  BT5 |                   |      |       |       |      |       |       |
 // |  F1   |  F2 |  F3 |  F4  |  F5  |  F6  |                   |  F7  |  F8   |  F9   |  F10 |  F11  |  F12  |
 // |   `   |  !  |  @  |  #   |  $   |  %   |                   |  ^   |  &    |  *    |  (   |   )   |   ~   |
 // |       |     |     |      |      |      |        |  |       |      |  _    |  +    |  {   |   }   |  "|"  |
 //                     |      |      |      |        |  |       |      |       |       |
 			bindings = <
-&trans   &trans    &trans    &trans    &trans    &trans                       &trans    &trans    &trans    &trans    &trans    &trans
+&bt BT_CLR &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4                 &trans    &trans    &trans    &trans    &trans    &trans
 &kp F1     &kp F2       &kp F3       &kp F4       &kp F5       &kp F6                       &kp F7    &kp F8    &kp F9    &kp F10   &kp F11   &kp F12
 &kp GRAV   &kp BANG     &kp ATSN     &kp HASH     &kp CURU     &kp PRCT                     &kp CRRT  &kp AMPS  &kp KMLT  &kp LPRN  &kp RPRN  &kp TILD
 &trans     &trans       &trans       &trans       &trans       &trans    &trans   &trans    &trans    &kp MINUS &kp KPLS  &kp LCUR  &kp RCUR  &kp PIPE
                         &trans       &trans       &trans       &trans                       &trans    &trans    &trans    &trans
 			>;
+
+			sensor-bindings = <&inc_dec_cp M_VOLU M_VOLD>;
 		};
 
 		raise_layer {
@@ -51,6 +56,8 @@
 &kp F7   &kp F8    &kp F9    &kp F10   &kp F11   &kp F12   &trans   &trans    &kp KPLS  &kp MINUS &kp EQL   &kp LBKT  &kp RBKT  &kp BSLH
                    &trans    &trans    &trans    &trans                       &trans    &trans    &trans    &trans
 			>;
+
+			sensor-bindings = <&inc_dec_cp M_VOLU M_VOLD>;
 		};
 	};
 };

app/boards/shields/lily58/lily58_left.conf

@@ -1,3 +1,6 @@
+# Uncomment to enable encoder
+# CONFIG_EC11=y
+# CONFIG_EC11_TRIGGER_GLOBAL_THREAD=y
+
 CONFIG_ZMK_SPLIT=y
 CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL=y
-CONFIG_ZMK_BLE_UNPAIR_COMBO=y

app/boards/shields/lily58/lily58_left.overlay

@@ -17,6 +17,10 @@
 		;
 };
 
-&bt_unpair_combo {
-	key-positions = <0 42>;
+&left_encoder {
+	status = "okay";
+};
+
+&bt_unpair_combo {
+	key-positions = <0 53>;
 };

app/boards/shields/lily58/lily58_right.conf

@@ -1,3 +1,2 @@
 CONFIG_ZMK_SPLIT=y
 CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL=y
-CONFIG_ZMK_BLE_UNPAIR_COMBO=y

app/boards/shields/lily58/lily58_right.overlay

@@ -22,5 +22,5 @@
 };
 
 &bt_unpair_combo {
-	key-positions = <11 43>;
+	key-positions = <11 54>;
 };

app/boards/shields/qaz/Kconfig.defconfig

@@ -0,0 +1,9 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+if SHIELD_QAZ
+
+config ZMK_KEYBOARD_NAME
+    default "QAZ"
+
+endif

app/boards/shields/qaz/Kconfig.shield

@@ -0,0 +1,5 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config SHIELD_QAZ
+   def_bool $(shields_list_contains,qaz)

app/boards/shields/qaz/qaz.keymap

@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/bt.h>
+
+#define DEFAULT 0
+#define NUM_SYM 1
+#define NAV     2
+
+/ {
+    behaviors {
+        hm: homerow_mods {
+            compatible = "zmk,behavior-hold-tap";
+            label = "homerow mods";
+            #binding-cells = <2>;
+            tapping_term_ms = <225>;
+            flavor = "tap-preferred";
+            bindings = <&kp>, <&kp>;
+        };
+    };
+};
+
+/ {
+    keymap {
+        compatible = "zmk,keymap";
+
+        default_layer {
+            bindings = <
+    &kp Q &kp W &kp E &kp R &kp T &kp Y &kp U &kp I &kp O &kp P    
+    &hm LGUI A &hm LALT S &hm LCTL D &hm LSFT F &kp G &kp H &hm RSFT J &hm RCTL K &hm RALT L &hm RGUI RET
+    &kp Z &kp X &kp C &kp V &kp B &kp N &kp M &kp CMMA &kp DOT
+    &kp LSFT &kp LGUI &kp LALT &lt NAV RET &lt NUM_SYM SPC &kp COLN &kp QUOT &kp FSLH
+            >;
+        };
+        num_sym {
+            bindings = <
+    &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5 &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0    
+    &trans &trans &trans &trans &trans &trans &trans &trans &kp EQL &kp MINUS       
+    &kp DEL &none &none &none &none &none &none &none &kp DOT
+    &bootloader &reset &none &trans &trans &kp RET &trans &kp FSLH
+            >;
+        };
+
+    nav {
+            bindings = <
+    &bt BT_CLR &bt BT_NXT &bt BT_PRV &none &none &none &none &kp UARW &none &kp BKSP    
+    &trans &trans &trans &trans &none &none &kp LARW &kp DARW &kp RARW &none       
+    &none &none &none &none &none &none &none &none &none
+    &none &none &none &trans &trans &kp RET &trans &kp FSLH
+            >;
+        };
+    };
+};

app/boards/shields/qaz/qaz.overlay

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+    chosen {
+        zmk,kscan = &kscan0;
+        zmk,matrix_transform = &default_transform;
+    };
+
+    default_transform: keymap_transform_0 {
+        compatible = "zmk,matrix-transform";
+        columns = <7>;
+        rows = <6>;
+        map = <
+    RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5) RC(0,6) RC(4,0) RC(4,1) RC(4,2)
+    RC(1,0) RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5) RC(1,6) RC(5,0) RC(5,1) RC(5,2)
+    RC(2,0) RC(2,1) RC(2,2) RC(2,3) RC(2,4) RC(2,5) RC(2,6) RC(4,3) RC(5,3)
+    RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(3,6) RC(4,4)
+        >;
+    };
+
+
+    kscan0: kscan_0 {
+        compatible = "zmk,kscan-gpio-matrix";
+        label = "KSCAN";
+        diode-direction = "col2row";
+
+        col-gpios
+            = <&pro_micro_d 8 GPIO_ACTIVE_HIGH>
+            , <&pro_micro_d 1 GPIO_ACTIVE_HIGH>
+            , <&pro_micro_d 0 GPIO_ACTIVE_HIGH>
+            , <&pro_micro_a 2 GPIO_ACTIVE_HIGH>
+            , <&pro_micro_d 9 GPIO_ACTIVE_HIGH>
+            , <&pro_micro_a 1 GPIO_ACTIVE_HIGH>
+            , <&pro_micro_d 6 GPIO_ACTIVE_HIGH>
+            ;
+
+        row-gpios
+            = <&pro_micro_a 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            ;
+    };
+    
+};

app/boards/shields/romac/Kconfig.defconfig

@@ -0,0 +1,10 @@
+# Copyright (c) 2020 Pete Johanson, Richard Jones
+# SPDX-License-Identifier: MIT
+
+if SHIELD_ROMAC
+
+config ZMK_KEYBOARD_NAME
+	default "RoMac"
+
+endif
+

app/boards/shields/romac/Kconfig.shield

@@ -0,0 +1,5 @@
+# Copyright (c) 2020 Pete Johanson, Richard Jones
+# SPDX-License-Identifier: MIT
+
+config SHIELD_ROMAC
+	def_bool $(shields_list_contains,romac)

app/boards/shields/romac/romac.keymap

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2020 Pete Johanson, Richard Jones
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/bt.h>
+
+/ {
+    keymap {
+        compatible = "zmk,keymap";
+        
+        default_layer {
+// -------------------
+// | 7      |  8  |  9  |
+// | 4      |  5  |  6  |
+// | 1      |  2  |  3  |
+// | MO(1)  |  0  |  .  |
+// ----------------------
+            bindings = <
+    &kp NUM_7 &kp NUM_8 &kp NUM_9 
+    &kp NUM_4 &kp NUM_5 &kp NUM_6 
+    &kp NUM_1 &kp NUM_2 &kp NUM_3 
+    &mo 1     &kp NUM_0 &kp DOT 
+            >;
+        };
+
+        nav_layer {
+// -----------------------
+// | BTNXT |  HOME  |  PGUP  |
+// | BTPRV |  END   |  PGDN  |
+// | BTCLR |  _     |  _     |
+// | _     |  _     |  RET   |
+// -----------------------
+            bindings = <
+    &bt BT_NXT &kp HOME &kp PGUP 
+    &bt BT_PRV &kp END  &kp PGDN 
+    &bt BT_CLR &trans   &trans 
+    &trans     &trans   &kp RET
+            >;
+        };
+    };
+};
+
+

app/boards/shields/romac/romac.overlay

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2020 Pete Johanson, Richard Jones
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+	chosen {
+		zmk,kscan = &kscan0;
+	};
+
+	kscan0: kscan {
+		compatible = "zmk,kscan-gpio-matrix";
+		label = "KSCAN";
+
+		diode-direction = "col2row";
+		row-gpios
+			= <&pro_micro_d 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 6 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			, <&pro_micro_d 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+			;
+
+		col-gpios
+			= <&pro_micro_a  0 GPIO_ACTIVE_HIGH>
+			, <&pro_micro_d 15 GPIO_ACTIVE_HIGH>
+			, <&pro_micro_d 14 GPIO_ACTIVE_HIGH>
+			;
+
+	};
+
+	bt_unpair_combo: bt_unpair_combo {
+		compatible = "zmk,bt-unpair-combo";
+		key-positions = <0 11>;
+	};
+
+};
+

app/boards/shields/settings_reset/Kconfig.defconfig

@@ -0,0 +1,10 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+if SHIELD_SETTINGS_RESET
+
+config ZMK_KEYBOARD_NAME
+	default "SETTINGS RESET"
+
+endif
+

app/boards/shields/settings_reset/Kconfig.shield

@@ -0,0 +1,5 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config SHIELD_SETTINGS_RESET
+	def_bool $(shields_list_contains,settings_reset)

app/boards/shields/settings_reset/settings_reset.conf

@@ -0,0 +1 @@
+CONFIG_ZMK_BLE_CLEAR_BONDS_ON_START=y

app/boards/shields/settings_reset/settings_reset.keymap

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+
+/ {
+    keymap {
+        compatible = "zmk,keymap";
+
+        default_layer {
+            bindings = <
+    &reset
+            >;
+        };
+    };
+};
+
+

app/boards/shields/settings_reset/settings_reset.overlay

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+	chosen {
+		zmk,kscan = &kscan0;
+	};
+
+	kscan0: kscan {
+		compatible = "zmk,kscan-gpio-direct";
+		label = "KSCAN";
+
+		input-gpios
+			= <&pro_micro_d 4 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			;
+	};
+
+};
+

app/boards/shields/sofle/Kconfig.defconfig

@@ -0,0 +1,54 @@
+# Copyright (c) 2020 Ryan Cross
+# SPDX-License-Identifier: MIT
+
+if SHIELD_SOFLE_LEFT
+
+config ZMK_KEYBOARD_NAME
+	default "Sofle Left"
+endif
+
+if SHIELD_SOFLE_RIGHT
+
+config ZMK_KEYBOARD_NAME
+	default "Sofle Right"
+endif
+
+if SHIELD_SOFLE_LEFT || SHIELD_SOFLE_RIGHT
+
+if ZMK_DISPLAY
+
+config I2C
+	default y
+
+config SSD1306
+	default y
+
+config SSD1306_REVERSE_MODE
+	default y
+
+endif # ZMK_DISPLAY
+
+if LVGL
+
+config LVGL_HOR_RES
+	default 128
+
+config LVGL_VER_RES
+	default 32
+
+config LVGL_VDB_SIZE
+	default 64
+
+config LVGL_DPI
+	default 148
+
+config LVGL_BITS_PER_PIXEL
+	default 1
+
+choice LVGL_COLOR_DEPTH
+	default LVGL_COLOR_DEPTH_1
+endchoice
+
+endif # LVGL
+
+endif

app/boards/shields/sofle/Kconfig.shield

@@ -0,0 +1,8 @@
+# Copyright (c) 2020 Ryan Cross
+# SPDX-License-Identifier: MIT
+
+config SHIELD_SOFLE_LEFT
+	def_bool $(shields_list_contains,sofle_left)
+
+config SHIELD_SOFLE_RIGHT
+	def_bool $(shields_list_contains,sofle_right)

app/boards/shields/sofle/sofle.conf

@@ -0,0 +1,9 @@
+# Copyright (c) 2020 Ryan Cross
+# SPDX-License-Identifier: MIT
+
+# Uncomment the following line to enable the Sofle OLED Display
+# CONFIG_ZMK_DISPLAY=y
+
+# Uncomment these two lines to add support for encoders
+# CONFIG_EC11=y
+# CONFIG_EC11_TRIGGER_GLOBAL_THREAD=y

app/boards/shields/sofle/sofle.dtsi

@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2020 Pete Johanson, Ryan Cross
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+    chosen {
+        zmk,kscan = &kscan0;
+        zmk,matrix_transform = &default_transform;
+    };
+
+    default_transform: keymap_transform_0 {
+        compatible = "zmk,matrix-transform";
+        columns = <16>;
+        rows = <4>;
+// | SW6  | SW5  | SW4  | SW3  | SW2  | SW1  |                 | SW1  | SW2  | SW3  | SW4  | SW5  | SW6  |
+// | SW12 | SW11 | SW10 | SW9  | SW8  | SW7  |                 | SW7  | SW8  | SW9  | SW10 | SW11 | SW12 |
+// | SW18 | SW17 | SW16 | SW15 | SW14 | SW13 |                 | SW13 | SW14 | SW15 | SW16 | SW17 | SW18 |
+// | SW24 | SW23 | SW22 | SW21 | SW20 | SW19 | SW25 |   | SW25 | SW19 | SW20 | SW21 | SW22 | SW23 | SW24 |
+//               | SW30 | SW29 | SW28 | SW27 | SW26 |   | SW26 | SW27 | SW28 | SW29 | SW30 |
+        map = <
+RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5)                 RC(0,6) RC(0,7) RC(0,8)  RC(0,9) RC(0,10) RC(0,11)
+RC(1,0) RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5)                 RC(1,6) RC(1,7) RC(1,8)  RC(1,9) RC(1,10) RC(1,11)
+RC(2,0) RC(2,1) RC(2,2) RC(2,3) RC(2,4) RC(2,5)                 RC(2,6) RC(2,7) RC(2,8)  RC(2,9) RC(2,10) RC(2,11)
+RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(4,5) RC(4,6) RC(3,6) RC(3,7) RC(3,8)  RC(3,9) RC(3,10) RC(3,11)
+                RC(4,0) RC(4,1) RC(4,2) RC(4,3) RC(4,4) RC(4,7) RC(4,8) RC(4,9) RC(4,10) RC(4,11)
+        >;
+    };
+
+    kscan0: kscan {
+        compatible = "zmk,kscan-gpio-matrix";
+        label = "KSCAN";
+
+        diode-direction = "col2row";
+        row-gpios
+            = <&pro_micro_d 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 6 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 8 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro_d 9 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            ;
+    };
+
+    left_encoder: encoder_left {
+        compatible = "alps,ec11";
+        label = "LEFT_ENCODER";
+        a-gpios = <&pro_micro_a 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+        b-gpios = <&pro_micro_a 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+        resolution = <4>;
+        status = "disabled";
+    };
+
+    right_encoder: encoder_right {
+        compatible = "alps,ec11";
+        label = "RIGHT_ENCODER";
+        a-gpios = <&pro_micro_a 2 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+        b-gpios = <&pro_micro_a 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+        resolution = <4>;
+        status = "disabled";
+    };
+
+    sensors {
+        compatible = "zmk,keymap-sensors";
+        sensors = <&left_encoder &right_encoder>;
+    };
+
+    bt_unpair_combo: bt_unpair_combo {
+        compatible = "zmk,bt-unpair-combo";
+    };
+};
+
+&pro_micro_i2c {
+    status = "okay";
+
+    ssd1306@3c {
+        compatible = "solomon,ssd1306fb";
+        reg = <0x3c>;
+        label = "DISPLAY";
+        width = <128>;
+        height = <32>;
+        segment-offset = <0>;
+        page-offset = <0>;
+        display-offset = <0>;
+        multiplex-ratio = <31>;
+        segment-remap;
+        com-invdir;
+        com-sequential;
+        prechargep = <0x22>;
+    };
+};

app/boards/shields/sofle/sofle.keymap

@@ -0,0 +1,64 @@
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+#include <dt-bindings/zmk/bt.h>
+
+/ {
+    keymap {
+        compatible = "zmk,keymap";
+
+        default_layer {
+// ------------------------------------------------------------------------------------------------------------
+// |  `    |  1  |  2  |  3   |  4   |  5   |                   |  6   |  7    |  8    |  9   |   0   |       |
+// |  ESC  |  Q  |  W  |  E   |  R   |  T   |                   |  Y   |  U    |  I    |  O   |   P   | BKSPC |
+// |  TAB  |  A  |  S  |  D   |  F   |  G   |                   |  H   |  J    |  K    |  L   |   ;   |   '   |
+// | SHIFT |  Z  |  X  |  C   |  V   |  B   |  MUTE  |  |       |  N   |  M    |  ,    |  .   |   /   | SHIFT |
+//               | GUI | ALT  | CTRL | LOWER|  ENTER |  | SPACE | RAISE| CTRL  | ALT   | GUI  |
+            bindings = <
+&kp GRAV  &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5                  &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &none
+&kp ESC   &kp Q     &kp W     &kp E     &kp R     &kp T                      &kp Y     &kp U     &kp I     &kp O     &kp P     &kp BKSP
+&kp TAB   &kp A     &kp S     &kp D     &kp F     &kp G                      &kp H     &kp J     &kp K     &kp L     &kp SCLN  &kp QUOT
+&kp LSFT  &kp Z     &kp X     &kp C     &kp V     &kp B  &cp M_MUTE &none    &kp N     &kp M     &kp CMMA  &kp DOT   &kp FSLH  &kp RSFT
+                    &kp LGUI  &kp LALT  &kp LCTL  &mo 1  &kp RET    &kp SPC  &mo 2     &kp RCTL  &kp RALT  &kp RGUI
+            >;
+
+            sensor-bindings = <&inc_dec_cp M_VOLU M_VOLD &inc_dec_kp PGUP PGDN>;
+        };
+
+        lower_layer {
+// TODO: Some binds are waiting for shifted keycode support.
+// ------------------------------------------------------------------------------------------------------------
+// |       |  F1 |  F2 |  F3  |  F4  |  F5  |                   |  F6  |  F7   |  F8   |  F9  |  F10  |  F11  |
+// | `     |   1 |   2 |   3  |   4  |   5  |                   |   6  |   7   |   8   |   9  |    0  |  F12  |
+// |       |  !  |  @  |  #   |  $   |  %   |                   |  ^   |  &    |  *    |  (   |   )   |   |   |
+// |       |  =  |  -  |  +   |  {   |  }   |        |  |       |  [   |  ]    |  ;    |  :   |   \   |       |
+//               |     |      |      |      |        |  |       |      |       |       |      |
+            bindings = <
+&trans   &kp F1    &kp F2    &kp F3    &kp F4    &kp F5                   &kp F6    &kp F7    &kp F8    &kp F9    &kp F10   &kp F11
+&kp GRAV &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5                &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &kp F12
+&trans   &kp BANG  &kp ATSN  &kp HASH  &kp CURU  &kp PRCT                 &kp CRRT  &kp AMPS  &kp KMLT  &kp LPRN  &kp RPRN  &kp PIPE
+&trans   &kp EQL   &kp MINUS &kp KPLS  &kp LCUR  &kp RCUR &trans   &trans &kp LBKT  &kp RBKT  &kp SCLN  &kp COLN  &kp BSLH  &trans
+                   &trans    &trans    &trans    &trans   &trans   &trans &trans    &trans    &trans    &trans
+            >;
+
+            sensor-bindings = <&inc_dec_cp M_VOLU M_VOLD &inc_dec_kp PGUP PGDN>;
+        };
+
+        raise_layer {
+// ------------------------------------------------------------------------------------------------------------
+// |BTCLR| BT1  | BT2  |  BT3  |  BT4  |  BT5 |                |      |      |       |      |       |       |
+// |     | INS  | PSCR | GUI   |       |      |                | PGUP |      |   ^   |      |       |       |
+// |     | ALT  | CTRL | SHIFT |       | CAPS |                | PGDN |   <- |   v   |  ->  |  DEL  | BKSPC |
+// |     | UNDO | CUT  | COPY  | PASTE |      |      |  |      |      |      |       |      |       |       |
+//              |      |       |       |      |      |  |      |      |      |       |      |
+            bindings = <
+&bt BT_CLR &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4             &trans   &trans    &trans   &trans   &trans    &trans
+&trans     &kp INS      &kp PRSC     &kp GUI      &trans       &trans                   &kp PGUP &trans    &kp UARW &trans   &kp NUM_0 &trans
+&trans     &kp LALT     &kp LCTL     &kp LSFT     &trans       &kp CLCK                 &kp PGDN &kp LARW  &kp DARW &kp RARW &kp DEL   &kp BKSP
+&trans     &kp UNDO     &kp CUT      &kp COPY     &kp PSTE     &trans  &trans   &trans  &trans   &trans    &trans   &trans   &trans    &trans
+                        &trans       &trans       &trans       &trans  &trans   &trans  &trans   &trans    &trans   &trans
+            >;
+
+            sensor-bindings = <&inc_dec_cp M_VOLU M_VOLD &inc_dec_kp PGUP PGDN>;
+        };
+    };
+};

app/boards/shields/sofle/sofle_left.conf

@@ -0,0 +1,5 @@
+# Copyright (c) 2020 Ryan Cross
+# SPDX-License-Identifier: MIT
+
+CONFIG_ZMK_SPLIT=y
+CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL=y

app/boards/shields/sofle/sofle_left.overlay

@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2020 Ryan Cross
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "sofle.dtsi"
+
+&kscan0 {
+	col-gpios
+		= <&pro_micro_a  1 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_a  0 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 15 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 14 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 16 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 10 GPIO_ACTIVE_HIGH>
+		;
+};
+
+&left_encoder {
+	status = "okay";
+};
+
+&bt_unpair_combo {
+	key-positions = <0 54>;
+};

app/boards/shields/sofle/sofle_right.conf

@@ -0,0 +1,5 @@
+# Copyright (c) 2020 Ryan Cross
+# SPDX-License-Identifier: MIT
+
+CONFIG_ZMK_SPLIT=y
+CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL=y

app/boards/shields/sofle/sofle_right.overlay

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2020 Ryan Cross
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "sofle.dtsi"
+
+&default_transform {
+	col-offset = <6>;
+};
+
+&kscan0 {
+	col-gpios
+		= <&pro_micro_d 10 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 16 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 14 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_d 15 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_a  0 GPIO_ACTIVE_HIGH>
+		, <&pro_micro_a  1 GPIO_ACTIVE_HIGH>
+		;
+};
+
+&right_encoder {
+	status = "okay";
+};
+
+&bt_unpair_combo {
+	key-positions = <11 55>;
+};

app/boards/shields/splitreus62/Kconfig.defconfig

@@ -0,0 +1,22 @@
+
+#Copyright (c) 2020 Derek Schmell
+#SPDX-License-Identifier: MIT
+ 
+ 
+if SHIELD_SPLITREUS62_LEFT
+
+config ZMK_KEYBOARD_NAME
+	default "Splitreus62 Left"
+
+endif
+
+if SHIELD_SPLITREUS62_RIGHT
+
+config ZMK_KEYBOARD_NAME
+	default "Splitreus62 Right"
+
+endif
+
+if SHIELD_SPLITREUS62_LEFT || SHIELD_SPLITREUS62_RIGHT
+
+endif

app/boards/shields/splitreus62/Kconfig.shield

@@ -0,0 +1,8 @@
+# Copyright (c) 2020 Derek Schmell
+# SPDX-License-Identifier: MIT
+
+config SHIELD_SPLITREUS62_LEFT
+	def_bool $(shields_list_contains,splitreus62_left)
+
+config SHIELD_SPLITREUS62_RIGHT
+	def_bool $(shields_list_contains,splitreus62_right)

app/boards/shields/splitreus62/splitreus62.dtsi

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2020 Derek Schmell
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix-transform.h>
+
+/ {
+	chosen {
+		zmk,kscan = &kscan0;
+		zmk,matrix_transform = &default_transform;
+	};
+
+	default_transform: keymap_transform_0 {
+		compatible = "zmk,matrix-transform";
+		columns = <12>;
+		rows = <6>;
+// | SW0 | SW5 | SW10 | SW15 | SW20 | SW25		             | SW25 | SW20 | SW15 | SW10 | SW5 | SW1 |
+// | SW1 | SW6 | SW11 | SW16 | SW21 | SW26		             | SW26 | SW21 | SW16 | SW11 | SW6 | SW2 |
+// | SW2 | SW7 | SW12 | SW17 | SW22 | SW27		             | SW27 | SW22 | SW17 | SW12 | SW7 | SW3 |
+// | SW3 | SW8 | SW13 | SW18 | SW23 | SW28		             | SW28 | SW23 | SW18 | SW13 | SW8 | SW4 |
+// | SW4 | SW9 | SW14 | SW19 | SW24 | SW29                   | SW29 | SW24 | SW19 | SW14 | SW9 | SW5 |
+//                                    SW30                   | SW30
+		map = <
+RC(0,0) RC(0,1) RC(0,2) RC(0,3) RC(0,4) RC(0,5)                 RC(0,6) RC(0,7) RC(0,8) RC(0,9) RC(0,10) RC(0,11)
+RC(1,0) RC(1,1) RC(1,2) RC(1,3) RC(1,4) RC(1,5)                 RC(1,6) RC(1,7) RC(1,8) RC(1,9) RC(1,10) RC(1,11)
+RC(2,0) RC(2,1) RC(2,2) RC(2,3) RC(2,4) RC(2,5)                 RC(2,6) RC(2,7) RC(2,8) RC(2,9) RC(2,10) RC(2,11)
+RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5)                 RC(3,6) RC(3,7) RC(3,8) RC(3,9) RC(3,10) RC(3,11)
+RC(4,0) RC(4,1) RC(4,2) RC(4,3) RC(4,4) RC(4,5)                 RC(4,6) RC(4,7) RC(4,8) RC(4,9) RC(4,10) RC(4,11)
+                                        RC(5,5)                 RC(5,6)
+		>;
+	};
+
+	kscan0: kscan {
+		compatible = "zmk,kscan-gpio-matrix";
+		label = "KSCAN";
+
+		diode-direction = "row2col";
+		row-gpios
+			= <&pro_micro_d 1 GPIO_ACTIVE_HIGH >
+			, <&pro_micro_d 0 GPIO_ACTIVE_HIGH>
+			, <&pro_micro_d 2 GPIO_ACTIVE_HIGH>
+			, <&pro_micro_d 4 GPIO_ACTIVE_HIGH>
+			, <&pro_micro_d 5 GPIO_ACTIVE_HIGH>
+			, <&pro_micro_d 6 GPIO_ACTIVE_HIGH>
+			;
+		
+	};
+};

app/boards/shields/splitreus62/splitreus62.keymap

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2020 Derek Schmell
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <behaviors.dtsi>
+#include <dt-bindings/zmk/keys.h>
+
+/ {
+	keymap {
+		compatible = "zmk,keymap";
+
+		default_layer {
+// ------------------------------------------------------------------------------------------------------------
+// |  ESC  |  1  |  2  |  3   |  4   |  5   |                   |  6   |  7    |  8    |  9   |   0   |   -   |
+// |  TAB  |  Q  |  W  |  E   |  R   |  T   |                   |  Y   |  U    |  I    |  O   |   P   |   \   |
+// |  CTRL |  A  |  S  |  D   |  F   |  G   |                   |  H   |  J    |  K    |  L   |   ;   |   '   |
+// | SHIFT |  Z  |  X  |  C   |  V   |  B   |                   |  N   |  M    |  ,    |  .   |   /   | SHIFT |
+// | LCTL  | LGUI  | LALT |  GRAV |  | EQL | DEL | BKSP|  | RET | SPC  | LBKT |  RBKT  | LBKT | HOME  |   END |
+			bindings = <
+&kp ESC  &kp NUM_1 &kp NUM_2 &kp NUM_3 &kp NUM_4 &kp NUM_5                    &kp NUM_6 &kp NUM_7 &kp NUM_8 &kp NUM_9 &kp NUM_0 &kp MINUS
+&kp TAB  &kp Q     &kp W     &kp E     &kp R     &kp T                        &kp Y     &kp U     &kp I     &kp O     &kp P     &kp BSLH
+&kp LCTL &kp A     &kp S     &kp D     &kp F     &kp G                        &kp H     &kp J     &kp K     &kp L     &kp SCLN  &kp QUOT
+&kp LSFT &kp Z     &kp X     &kp C     &kp V     &kp B                        &kp N     &kp M     &kp CMMA  &kp DOT   &kp FSLH  &kp RSFT
+&kp LCTL  &kp LGUI  &kp LALT &kp GRAV   &kp EQL  &kp DEL                     &kp SPC  &kp LBKT    &kp RBKT   &kp MINUS  &kp HOME   &kp END
+                                                 &kp BKSP                    &kp RET
+			>;
+		};
+	};
+};

app/boards/shields/splitreus62/splitreus62_left.conf

@@ -0,0 +1,2 @@
+CONFIG_ZMK_SPLIT=y
+CONFIG_ZMK_SPLIT_BLE_ROLE_CENTRAL=y

app/boards/shields/splitreus62/splitreus62_left.overlay

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2020 Derek Schmell
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "splitreus62.dtsi"
+
+&kscan0 {
+	col-gpios
+		= <&pro_micro_d  7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d  8 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d  9 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d 16 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d 14 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		;
+};

app/boards/shields/splitreus62/splitreus62_right.conf

@@ -0,0 +1,2 @@
+CONFIG_ZMK_SPLIT=y
+CONFIG_ZMK_SPLIT_BLE_ROLE_PERIPHERAL=y

app/boards/shields/splitreus62/splitreus62_right.overlay

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2020 Derek Schmell
+ *
+ * SPDX-License-Identifier: MIT
+ */
+ 
+#include "splitreus62.dtsi"
+
+&default_transform {
+	col-offset = <6>;
+};
+
+&kscan0 {
+	col-gpios
+		= <&pro_micro_d 14 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d 16 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d  9 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d  8 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		, <&pro_micro_d  7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+		;
+};

app/cmake/zmk_config.cmake

@@ -44,6 +44,7 @@ endif()
 set(CACHED_ZMK_CONFIG ${ZMK_CONFIG} CACHE STRING "Selected user ZMK config")
 
 if (ZMK_CONFIG)
+	set(ENV{ZMK_CONFIG} "${ZMK_CONFIG}")
 	if(EXISTS ${ZMK_CONFIG}/boards)
 		message(STATUS "Adding ZMK config directory as board root: ${ZMK_CONFIG}")
 		list(APPEND BOARD_ROOT ${ZMK_CONFIG})

app/drivers/zephyr/ec11.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Peter Johanson
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -18,16 +18,15 @@
 
 LOG_MODULE_REGISTER(EC11, CONFIG_SENSOR_LOG_LEVEL);
 
-static int ec11_get_ab_state(struct device *dev)
-{
+static int ec11_get_ab_state(struct device *dev) {
     struct ec11_data *drv_data = dev->driver_data;
     const struct ec11_config *drv_cfg = dev->config_info;
 
-	return (gpio_pin_get(drv_data->a, drv_cfg->a_pin) << 1) | gpio_pin_get(drv_data->b, drv_cfg->b_pin);
+    return (gpio_pin_get(drv_data->a, drv_cfg->a_pin) << 1) |
+           gpio_pin_get(drv_data->b, drv_cfg->b_pin);
 }
 
-static int ec11_sample_fetch(struct device *dev, enum sensor_channel chan)
-{
+static int ec11_sample_fetch(struct device *dev, enum sensor_channel chan) {
     struct ec11_data *drv_data = dev->driver_data;
     const struct ec11_config *drv_cfg = dev->config_info;
     u8_t val;
@@ -40,10 +39,16 @@ static int ec11_sample_fetch(struct device *dev, enum sensor_channel chan)
     LOG_DBG("prev: %d, new: %d", drv_data->ab_state, val);
 
     switch (val | (drv_data->ab_state << 2)) {
-		case 0b0010: case 0b0100: case 0b1101: case 0b1011:
+    case 0b0010:
+    case 0b0100:
+    case 0b1101:
+    case 0b1011:
         delta = -1;
         break;
-		case 0b0001: case 0b0111: case 0b1110: case 0b1000:
+    case 0b0001:
+    case 0b0111:
+    case 0b1110:
+    case 0b1000:
         delta = 1;
         break;
     default:
@@ -63,10 +68,8 @@ static int ec11_sample_fetch(struct device *dev, enum sensor_channel chan)
     return 0;
 }
 
-static int ec11_channel_get(struct device *dev,
-			       enum sensor_channel chan,
-			       struct sensor_value *val)
-{
+static int ec11_channel_get(struct device *dev, enum sensor_channel chan,
+                            struct sensor_value *val) {
     struct ec11_data *drv_data = dev->driver_data;
 
     if (chan != SENSOR_CHAN_ROTATION) {
@@ -87,12 +90,12 @@ static const struct sensor_driver_api ec11_driver_api = {
     .channel_get = ec11_channel_get,
 };
 
-int ec11_init(struct device *dev)
-{
+int ec11_init(struct device *dev) {
     struct ec11_data *drv_data = dev->driver_data;
     const struct ec11_config *drv_cfg = dev->config_info;
 
-	LOG_DBG("A: %s %d B: %s %d resolution %d", drv_cfg->a_label, drv_cfg->a_pin, drv_cfg->b_label, drv_cfg->b_pin, drv_cfg->resolution);	
+    LOG_DBG("A: %s %d B: %s %d resolution %d", drv_cfg->a_label, drv_cfg->a_pin, drv_cfg->b_label,
+            drv_cfg->b_pin, drv_cfg->resolution);
 
     drv_data->a = device_get_binding(drv_cfg->a_label);
     if (drv_data->a == NULL) {
@@ -106,22 +109,16 @@ int ec11_init(struct device *dev)
         return -EINVAL;
     }
 
-	if (gpio_pin_configure(drv_data->a, drv_cfg->a_pin,
-			   drv_cfg->a_flags
-			   | GPIO_INPUT)) {
+    if (gpio_pin_configure(drv_data->a, drv_cfg->a_pin, drv_cfg->a_flags | GPIO_INPUT)) {
         LOG_DBG("Failed to configure A pin");
         return -EIO;
     }
 
-	if (gpio_pin_configure(drv_data->b, drv_cfg->b_pin,
-			   drv_cfg->b_flags
-			   | GPIO_INPUT)) {
+    if (gpio_pin_configure(drv_data->b, drv_cfg->b_pin, drv_cfg->b_flags | GPIO_INPUT)) {
         LOG_DBG("Failed to configure B pin");
         return -EIO;
     }
 
-
-
 #ifdef CONFIG_EC11_TRIGGER
     if (ec11_init_interrupt(dev) < 0) {
         LOG_DBG("Failed to initialize interrupt!");
@@ -145,9 +142,7 @@ int ec11_init(struct device *dev)
         .b_flags = DT_INST_GPIO_FLAGS(n, b_gpios),                                                 \
         COND_CODE_0(DT_INST_NODE_HAS_PROP(n, resolution), (1), (DT_INST_PROP(n, resolution))),     \
     };                                                                                             \
-	DEVICE_AND_API_INIT(ec11, DT_INST_LABEL(n), ec11_init,                                     \
-				&ec11_data_##n,                                                                \
-				&ec11_cfg_##n, POST_KERNEL, CONFIG_SENSOR_INIT_PRIORITY,                       \
-				&ec11_driver_api);
+    DEVICE_AND_API_INIT(ec11, DT_INST_LABEL(n), ec11_init, &ec11_data_##n, &ec11_cfg_##n,          \
+                        POST_KERNEL, CONFIG_SENSOR_INIT_PRIORITY, &ec11_driver_api);
 
 DT_INST_FOREACH_STATUS_OKAY(EC11_INST)

app/drivers/zephyr/ec11.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Peter Johanson
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -51,8 +51,7 @@ struct ec11_data {
 
 #ifdef CONFIG_EC11_TRIGGER
 
-int ec11_trigger_set(struct device *dev,
-		       const struct sensor_trigger *trig,
+int ec11_trigger_set(struct device *dev, const struct sensor_trigger *trig,
                      sensor_trigger_handler_t handler);
 
 int ec11_init_interrupt(struct device *dev);

app/drivers/zephyr/ec11_trigger.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016 Intel Corporation
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -19,36 +19,25 @@ extern struct ec11_data ec11_driver;
 #include <logging/log.h>
 LOG_MODULE_DECLARE(EC11, CONFIG_SENSOR_LOG_LEVEL);
 
-static inline void setup_int(struct device *dev,
-			     bool enable)
-{
+static inline void setup_int(struct device *dev, bool enable) {
     struct ec11_data *data = dev->driver_data;
     const struct ec11_config *cfg = dev->config_info;
 
     LOG_DBG("enabled %s", (enable ? "true" : "false"));
 
-	if (gpio_pin_interrupt_configure(data->a,
-				     cfg->a_pin,
-				     enable
-				     ? GPIO_INT_EDGE_BOTH
-				     : GPIO_INT_DISABLE)) {
+    if (gpio_pin_interrupt_configure(data->a, cfg->a_pin,
+                                     enable ? GPIO_INT_EDGE_BOTH : GPIO_INT_DISABLE)) {
         LOG_WRN("Unable to set A pin GPIO interrupt");
     }
 
-	if (gpio_pin_interrupt_configure(data->b,
-				     cfg->b_pin,
-				     enable
-				     ? GPIO_INT_EDGE_BOTH
-				     : GPIO_INT_DISABLE)) {
+    if (gpio_pin_interrupt_configure(data->b, cfg->b_pin,
+                                     enable ? GPIO_INT_EDGE_BOTH : GPIO_INT_DISABLE)) {
         LOG_WRN("Unable to set A pin GPIO interrupt");
     }
 }
 
-static void ec11_a_gpio_callback(struct device *dev,
-				 struct gpio_callback *cb, u32_t pins)
-{
-	struct ec11_data *drv_data =
-		CONTAINER_OF(cb, struct ec11_data, a_gpio_cb);
+static void ec11_a_gpio_callback(struct device *dev, struct gpio_callback *cb, u32_t pins) {
+    struct ec11_data *drv_data = CONTAINER_OF(cb, struct ec11_data, a_gpio_cb);
 
     LOG_DBG("");
 
@@ -61,11 +50,8 @@ static void ec11_a_gpio_callback(struct device *dev,
 #endif
 }
 
-static void ec11_b_gpio_callback(struct device *dev,
-				 struct gpio_callback *cb, u32_t pins)
-{
-	struct ec11_data *drv_data =
-		CONTAINER_OF(cb, struct ec11_data, b_gpio_cb);
+static void ec11_b_gpio_callback(struct device *dev, struct gpio_callback *cb, u32_t pins) {
+    struct ec11_data *drv_data = CONTAINER_OF(cb, struct ec11_data, b_gpio_cb);
 
     LOG_DBG("");
 
@@ -78,8 +64,7 @@ static void ec11_b_gpio_callback(struct device *dev,
 #endif
 }
 
-static void ec11_thread_cb(void *arg)
-{
+static void ec11_thread_cb(void *arg) {
     struct device *dev = arg;
     struct ec11_data *drv_data = dev->driver_data;
 
@@ -89,8 +74,7 @@ static void ec11_thread_cb(void *arg)
 }
 
 #ifdef CONFIG_EC11_TRIGGER_OWN_THREAD
-static void ec11_thread(int dev_ptr, int unused)
-{
+static void ec11_thread(int dev_ptr, int unused) {
     struct device *dev = INT_TO_POINTER(dev_ptr);
     struct ec11_data *drv_data = dev->driver_data;
 
@@ -104,10 +88,8 @@ static void ec11_thread(int dev_ptr, int unused)
 #endif
 
 #ifdef CONFIG_EC11_TRIGGER_GLOBAL_THREAD
-static void ec11_work_cb(struct k_work *work)
-{
-	struct ec11_data *drv_data =
-		CONTAINER_OF(work, struct ec11_data, work);
+static void ec11_work_cb(struct k_work *work) {
+    struct ec11_data *drv_data = CONTAINER_OF(work, struct ec11_data, work);
 
     LOG_DBG("");
 
@@ -115,10 +97,8 @@ static void ec11_work_cb(struct k_work *work)
 }
 #endif
 
-int ec11_trigger_set(struct device *dev,
-		       const struct sensor_trigger *trig,
-		       sensor_trigger_handler_t handler)
-{
+int ec11_trigger_set(struct device *dev, const struct sensor_trigger *trig,
+                     sensor_trigger_handler_t handler) {
     struct ec11_data *drv_data = dev->driver_data;
 
     setup_int(dev, false);
@@ -133,27 +113,21 @@ int ec11_trigger_set(struct device *dev,
     return 0;
 }
 
-int ec11_init_interrupt(struct device *dev)
-{
+int ec11_init_interrupt(struct device *dev) {
     struct ec11_data *drv_data = dev->driver_data;
     const struct ec11_config *drv_cfg = dev->config_info;
 
     drv_data->dev = dev;
     /* setup gpio interrupt */
 
-
-	gpio_init_callback(&drv_data->a_gpio_cb,
-			   ec11_a_gpio_callback,
-			   BIT(drv_cfg->a_pin));
+    gpio_init_callback(&drv_data->a_gpio_cb, ec11_a_gpio_callback, BIT(drv_cfg->a_pin));
 
     if (gpio_add_callback(drv_data->a, &drv_data->a_gpio_cb) < 0) {
         LOG_DBG("Failed to set A callback!");
         return -EIO;
     }
 
-	gpio_init_callback(&drv_data->b_gpio_cb,
-			   ec11_b_gpio_callback,
-			   BIT(drv_cfg->b_pin));
+    gpio_init_callback(&drv_data->b_gpio_cb, ec11_b_gpio_callback, BIT(drv_cfg->b_pin));
 
     if (gpio_add_callback(drv_data->b, &drv_data->b_gpio_cb) < 0) {
         LOG_DBG("Failed to set B callback!");
@@ -163,11 +137,9 @@ int ec11_init_interrupt(struct device *dev)
 #if defined(CONFIG_EC11_TRIGGER_OWN_THREAD)
     k_sem_init(&drv_data->gpio_sem, 0, UINT_MAX);
 
-	k_thread_create(&drv_data->thread, drv_data->thread_stack,
-			CONFIG_EC11_THREAD_STACK_SIZE,
-			(k_thread_entry_t)ec11_thread, dev,
-			0, NULL, K_PRIO_COOP(CONFIG_EC11_THREAD_PRIORITY),
-			0, K_NO_WAIT);
+    k_thread_create(&drv_data->thread, drv_data->thread_stack, CONFIG_EC11_THREAD_STACK_SIZE,
+                    (k_thread_entry_t)ec11_thread, dev, 0, NULL,
+                    K_PRIO_COOP(CONFIG_EC11_THREAD_PRIORITY), 0, K_NO_WAIT);
 #elif defined(CONFIG_EC11_TRIGGER_GLOBAL_THREAD)
     k_work_init(&drv_data->work, ec11_work_cb);
 #endif

app/drivers/zephyr/kscan_gpio_direct.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -15,8 +15,7 @@ LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
 
 #if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT)
 
-struct kscan_gpio_item_config
-{
+struct kscan_gpio_item_config {
     char *label;
     gpio_pin_t pin;
     gpio_flags_t flags;
@@ -27,15 +26,13 @@ union work_reference {
     struct k_work direct;
 };
 
-struct kscan_gpio_config
-{
+struct kscan_gpio_config {
     u8_t num_of_inputs;
     u8_t debounce_period;
     struct kscan_gpio_item_config inputs[];
 };
 
-struct kscan_gpio_data
-{
+struct kscan_gpio_data {
 #if defined(CONFIG_ZMK_KSCAN_GPIO_POLLING)
     struct k_timer poll_timer;
 #endif /* defined(CONFIG_ZMK_KSCAN_GPIO_POLLING) */
@@ -46,42 +43,36 @@ struct kscan_gpio_data
     struct device *inputs[];
 };
 
-static struct device **kscan_gpio_input_devices(struct device *dev)
-{
+static struct device **kscan_gpio_input_devices(struct device *dev) {
     struct kscan_gpio_data *data = dev->driver_data;
     return data->inputs;
 }
 
-static const struct kscan_gpio_item_config *kscan_gpio_input_configs(struct device *dev)
-{
+static const struct kscan_gpio_item_config *kscan_gpio_input_configs(struct device *dev) {
     const struct kscan_gpio_config *cfg = dev->config_info;
     return cfg->inputs;
 }
 
 #if !defined(CONFIG_ZMK_KSCAN_GPIO_POLLING)
 
-struct kscan_gpio_irq_callback
-{
+struct kscan_gpio_irq_callback {
     union work_reference *work;
     u8_t debounce_period;
     struct gpio_callback callback;
 };
 
-static int kscan_gpio_config_interrupts(struct device *dev, gpio_flags_t flags)
-{
+static int kscan_gpio_config_interrupts(struct device *dev, gpio_flags_t flags) {
     const struct kscan_gpio_config *cfg = dev->config_info;
     struct device **devices = kscan_gpio_input_devices(dev);
     const struct kscan_gpio_item_config *configs = kscan_gpio_input_configs(dev);
 
-	for (int i = 0; i < cfg->num_of_inputs; i++)
-	{
+    for (int i = 0; i < cfg->num_of_inputs; i++) {
         struct device *dev = devices[i];
         const struct kscan_gpio_item_config *cfg = &configs[i];
 
         int err = gpio_pin_interrupt_configure(dev, cfg->pin, flags);
 
-		if (err)
-		{
+        if (err) {
             LOG_ERR("Unable to enable matrix GPIO interrupt");
             return err;
         }
@@ -90,20 +81,15 @@ static int kscan_gpio_config_interrupts(struct device *dev, gpio_flags_t flags)
     return 0;
 }
 
-static int kscan_gpio_direct_enable(struct device *dev)
-{
-	return kscan_gpio_config_interrupts(dev,
-										GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH);
+static int kscan_gpio_direct_enable(struct device *dev) {
+    return kscan_gpio_config_interrupts(dev, GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH);
 }
-static int kscan_gpio_direct_disable(struct device *dev)
-{
-	return kscan_gpio_config_interrupts(dev,
-										GPIO_INT_DISABLE);
+static int kscan_gpio_direct_disable(struct device *dev) {
+    return kscan_gpio_config_interrupts(dev, GPIO_INT_DISABLE);
 }
 
-static void kscan_gpio_irq_callback_handler(struct device *dev,
-                                            struct gpio_callback *cb, gpio_port_pins_t pin)
-{
+static void kscan_gpio_irq_callback_handler(struct device *dev, struct gpio_callback *cb,
+                                            gpio_port_pins_t pin) {
     struct kscan_gpio_irq_callback *data =
         CONTAINER_OF(cb, struct kscan_gpio_irq_callback, callback);
 
@@ -117,22 +103,18 @@ static void kscan_gpio_irq_callback_handler(struct device *dev,
 
 #else /* !defined(CONFIG_ZMK_KSCAN_GPIO_POLLING) */
 
-static void kscan_gpio_timer_handler(struct k_timer *timer)
-{
-	struct kscan_gpio_data *data =
-		CONTAINER_OF(timer, struct kscan_gpio_data, poll_timer);
+static void kscan_gpio_timer_handler(struct k_timer *timer) {
+    struct kscan_gpio_data *data = CONTAINER_OF(timer, struct kscan_gpio_data, poll_timer);
 
     k_work_submit(&data->work.direct);
 }
 
-static int kscan_gpio_direct_enable(struct device *dev)
-{
+static int kscan_gpio_direct_enable(struct device *dev) {
     struct kscan_gpio_data *data = dev->driver_data;
     k_timer_start(&data->poll_timer, K_MSEC(10), K_MSEC(10));
     return 0;
 }
-static int kscan_gpio_direct_disable(struct device *dev)
-{
+static int kscan_gpio_direct_disable(struct device *dev) {
     struct kscan_gpio_data *data = dev->driver_data;
     k_timer_stop(&data->poll_timer);
     return 0;
@@ -140,36 +122,29 @@ static int kscan_gpio_direct_disable(struct device *dev)
 
 #endif /* defined(CONFIG_ZMK_KSCAN_GPIO_POLLING) */
 
-static int kscan_gpio_direct_configure(struct device *dev, kscan_callback_t callback)
-{
+static int kscan_gpio_direct_configure(struct device *dev, kscan_callback_t callback) {
     struct kscan_gpio_data *data = dev->driver_data;
-	if (!callback)
-	{
+    if (!callback) {
         return -EINVAL;
     }
     data->callback = callback;
     return 0;
 }
 
-static int kscan_gpio_read(struct device *dev)
-{
+static int kscan_gpio_read(struct device *dev) {
     struct kscan_gpio_data *data = dev->driver_data;
     const struct kscan_gpio_config *cfg = dev->config_info;
     u32_t read_state = data->pin_state;
-	LOG_DBG("Scanning the pins for updated state");
-	for (int i = 0; i < cfg->num_of_inputs; i++)
-	{
+    for (int i = 0; i < cfg->num_of_inputs; i++) {
         struct device *in_dev = kscan_gpio_input_devices(dev)[i];
         const struct kscan_gpio_item_config *in_cfg = &kscan_gpio_input_configs(dev)[i];
         WRITE_BIT(read_state, i, gpio_pin_get(in_dev, in_cfg->pin) > 0);
     }
-	for (int i = 0; i < cfg->num_of_inputs; i++)
-	{
+    for (int i = 0; i < cfg->num_of_inputs; i++) {
+        bool prev_pressed = BIT(i) & data->pin_state;
         bool pressed = BIT(i) & read_state;
-		if (pressed != (BIT(i) & data->pin_state))
-		{
-			LOG_DBG("Sending event at %d,%d state %s",
-					0, i, (pressed ? "on" : "off"));
+        if (pressed != prev_pressed) {
+            LOG_DBG("Sending event at %d,%d state %s", 0, i, (pressed ? "on" : "off"));
             WRITE_BIT(data->pin_state, i, pressed);
             data->callback(dev, 0, i, pressed);
         }
@@ -177,10 +152,8 @@ static int kscan_gpio_read(struct device *dev)
     return 0;
 }
 
-static void kscan_gpio_work_handler(struct k_work *work)
-{
-	struct kscan_gpio_data *data =
-		CONTAINER_OF(work, struct kscan_gpio_data, work);
+static void kscan_gpio_work_handler(struct k_work *work) {
+    struct kscan_gpio_data *data = CONTAINER_OF(work, struct kscan_gpio_data, work);
     kscan_gpio_read(data->dev);
 }
 
@@ -200,47 +173,43 @@ static const struct kscan_driver_api gpio_driver_api = {
 #define INST_INPUT_LEN(n) DT_INST_PROP_LEN(n, input_gpios)
 
 #define GPIO_INST_INIT(n)                                                                          \
-	COND_CODE_0(CONFIG_ZMK_KSCAN_GPIO_POLLING, (static struct kscan_gpio_irq_callback                                                                                                                                                                                                   \
-		irq_callbacks_##n[INST_INPUT_LEN(n)];), ())                                                                                                                                                                                               \
+    COND_CODE_0(CONFIG_ZMK_KSCAN_GPIO_POLLING,                                                     \
+                (static struct kscan_gpio_irq_callback irq_callbacks_##n[INST_INPUT_LEN(n)];), ()) \
     static struct kscan_gpio_data kscan_gpio_data_##n = {                                          \
-		.inputs = { [INST_INPUT_LEN(n)-1] = NULL } \
-	};                                                                                                                                                                                      \
-	static int kscan_gpio_init_##n(struct device *dev)                                                                                                                                                                                      \
-	{                                                                                                                                                                                                                                       \
+        .inputs = {[INST_INPUT_LEN(n) - 1] = NULL}};                                               \
+    static int kscan_gpio_init_##n(struct device *dev) {                                           \
         struct kscan_gpio_data *data = dev->driver_data;                                           \
         const struct kscan_gpio_config *cfg = dev->config_info;                                    \
         int err;                                                                                   \
         struct device **input_devices = kscan_gpio_input_devices(dev);                             \
-		for (int i = 0; i < cfg->num_of_inputs; i++)                                                                                                                                                                                        \
-		{                                                                                                                                                                                                                                   \
+        for (int i = 0; i < cfg->num_of_inputs; i++) {                                             \
             const struct kscan_gpio_item_config *in_cfg = &kscan_gpio_input_configs(dev)[i];       \
             input_devices[i] = device_get_binding(in_cfg->label);                                  \
-			if (!input_devices[i])                                                                                                                                                                                                          \
-			{                                                                                                                                                                                                                               \
+            if (!input_devices[i]) {                                                               \
                 LOG_ERR("Unable to find input GPIO device");                                       \
                 return -EINVAL;                                                                    \
             }                                                                                      \
             err = gpio_pin_configure(input_devices[i], in_cfg->pin, GPIO_INPUT | in_cfg->flags);   \
-			if (err)                                                                                                                                                                                                                        \
-			{                                                                                                                                                                                                                               \
+            if (err) {                                                                             \
                 LOG_ERR("Unable to configure pin %d on %s for input", in_cfg->pin, in_cfg->label); \
                 return err;                                                                        \
             }                                                                                      \
-			COND_CODE_0(CONFIG_ZMK_KSCAN_GPIO_POLLING, \
-						( \
-						irq_callbacks_##n[i].work = &data->work;                                                                                                                                                                                        \
+            COND_CODE_0(                                                                           \
+                CONFIG_ZMK_KSCAN_GPIO_POLLING,                                                     \
+                (irq_callbacks_##n[i].work = &data->work;                                          \
                  irq_callbacks_##n[i].debounce_period = cfg->debounce_period;                      \
-						gpio_init_callback(&irq_callbacks_##n[i].callback, kscan_gpio_irq_callback_handler, BIT(in_cfg->pin));                                                                                                                      \
+                 gpio_init_callback(&irq_callbacks_##n[i].callback,                                \
+                                    kscan_gpio_irq_callback_handler, BIT(in_cfg->pin));            \
                  err = gpio_add_callback(input_devices[i], &irq_callbacks_##n[i].callback);        \
-						if (err)                                                                                                                                                                                                                        \
-						{                                                                                                                                                                                                                               \
+                 if (err) {                                                                        \
                      LOG_ERR("Error adding the callback to the column device");                    \
                      return err;                                                                   \
-						} \
-						), ())                                                                                                                                                                                                                              \
+                 }),                                                                               \
+                ())                                                                                \
         }                                                                                          \
         data->dev = dev;                                                                           \
-		COND_CODE_1(CONFIG_ZMK_KSCAN_GPIO_POLLING, (k_timer_init(&data->poll_timer, kscan_gpio_timer_handler, NULL);), ( )) \
+        COND_CODE_1(CONFIG_ZMK_KSCAN_GPIO_POLLING,                                                 \
+                    (k_timer_init(&data->poll_timer, kscan_gpio_timer_handler, NULL);), ())        \
         if (cfg->debounce_period > 0) {                                                            \
             k_delayed_work_init(&data->work.delayed, kscan_gpio_work_handler);                     \
         } else {                                                                                   \
@@ -251,12 +220,10 @@ static const struct kscan_driver_api gpio_driver_api = {
     static const struct kscan_gpio_config kscan_gpio_config_##n = {                                \
         .inputs = {UTIL_LISTIFY(INST_INPUT_LEN(n), KSCAN_DIRECT_INPUT_ITEM, n)},                   \
         .num_of_inputs = INST_INPUT_LEN(n),                                                        \
-	    .debounce_period = DT_INST_PROP(n, debounce_period)                                                                                                                                                                                 \
-	};                                                                                                                                                                                                                                      \
+        .debounce_period = DT_INST_PROP(n, debounce_period)};                                      \
     DEVICE_AND_API_INIT(kscan_gpio_##n, DT_INST_LABEL(n), kscan_gpio_init_##n,                     \
-						&kscan_gpio_data_##n, &kscan_gpio_config_##n,                                                                                                                                                                       \
-						POST_KERNEL, CONFIG_ZMK_KSCAN_INIT_PRIORITY,                                                                                                                                                                        \
-						&gpio_driver_api);
+                        &kscan_gpio_data_##n, &kscan_gpio_config_##n, POST_KERNEL,                 \
+                        CONFIG_ZMK_KSCAN_INIT_PRIORITY, &gpio_driver_api);
 
 DT_INST_FOREACH_STATUS_OKAY(GPIO_INST_INIT)
 

app/drivers/zephyr/kscan_gpio_matrix.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -15,14 +15,12 @@ LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
 
 #if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT)
 
-struct kscan_gpio_item_config
-{
+struct kscan_gpio_item_config {
     char *label;
     gpio_pin_t pin;
     gpio_flags_t flags;
 };
 
-
 #define _KSCAN_GPIO_ITEM_CFG_INIT(n, prop, idx)                                                    \
     {                                                                                              \
         .label = DT_INST_GPIO_LABEL_BY_IDX(n, prop, idx),                                          \
@@ -34,18 +32,15 @@ struct kscan_gpio_item_config
 #define _KSCAN_GPIO_COL_CFG_INIT(idx, n) _KSCAN_GPIO_ITEM_CFG_INIT(n, col_gpios, idx)
 
 static int kscan_gpio_config_interrupts(struct device **devices,
-										const struct kscan_gpio_item_config *configs,
-										size_t len, gpio_flags_t flags)
-{
-	for (int i = 0; i < len; i++)
-	{
+                                        const struct kscan_gpio_item_config *configs, size_t len,
+                                        gpio_flags_t flags) {
+    for (int i = 0; i < len; i++) {
         struct device *dev = devices[i];
         const struct kscan_gpio_item_config *cfg = &configs[i];
 
         int err = gpio_pin_interrupt_configure(dev, cfg->pin, flags);
 
-		if (err)
-		{
+        if (err) {
             LOG_ERR("Unable to enable matrix GPIO interrupt");
             return err;
         }
@@ -55,24 +50,24 @@ static int kscan_gpio_config_interrupts(struct device **devices,
 }
 #define INST_MATRIX_ROWS(n) DT_INST_PROP_LEN(n, row_gpios)
 #define INST_MATRIX_COLS(n) DT_INST_PROP_LEN(n, col_gpios)
-#define INST_OUTPUT_LEN(n) COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_ROWS(n)), (INST_MATRIX_COLS(n)))
-#define INST_INPUT_LEN(n) COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_COLS(n)), (INST_MATRIX_ROWS(n)))
+#define INST_OUTPUT_LEN(n)                                                                         \
+    COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_ROWS(n)),               \
+                (INST_MATRIX_COLS(n)))
+#define INST_INPUT_LEN(n)                                                                          \
+    COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_COLS(n)),               \
+                (INST_MATRIX_ROWS(n)))
 
 #define GPIO_INST_INIT(n)                                                                          \
-	struct kscan_gpio_irq_callback_##n                                                                                                                                                                                                      \
-	{                                                                                                                                                                                                                                       \
+    struct kscan_gpio_irq_callback_##n {                                                           \
         struct COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work), (k_delayed_work)) * work;   \
         struct gpio_callback callback;                                                             \
     };                                                                                             \
-	static struct kscan_gpio_irq_callback_##n                                                                                                                                                                                               \
-		irq_callbacks_##n[INST_INPUT_LEN(n)];                                                                                                                                                                                               \
-	struct kscan_gpio_config_##n                                                                                                                                                                                                            \
-	{                                                                                                                                                                                                                                       \
+    static struct kscan_gpio_irq_callback_##n irq_callbacks_##n[INST_INPUT_LEN(n)];                \
+    struct kscan_gpio_config_##n {                                                                 \
         struct kscan_gpio_item_config rows[INST_MATRIX_ROWS(n)];                                   \
         struct kscan_gpio_item_config cols[INST_MATRIX_COLS(n)];                                   \
     };                                                                                             \
-	struct kscan_gpio_data_##n                                                                                                                                                                                                              \
-	{                                                                                                                                                                                                                                       \
+    struct kscan_gpio_data_##n {                                                                   \
         kscan_callback_t callback;                                                                 \
         struct COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work), (k_delayed_work)) work;     \
         bool matrix_state[INST_MATRIX_ROWS(n)][INST_MATRIX_COLS(n)];                               \
@@ -80,51 +75,53 @@ static int kscan_gpio_config_interrupts(struct device **devices,
         struct device *cols[INST_MATRIX_COLS(n)];                                                  \
         struct device *dev;                                                                        \
     };                                                                                             \
-	static struct device **kscan_gpio_input_devices_##n(struct device *dev)                                                                                                                                                                 \
-	{                                                                                                                                                                                                                                       \
+    static struct device **kscan_gpio_input_devices_##n(struct device *dev) {                      \
         struct kscan_gpio_data_##n *data = dev->driver_data;                                       \
-		return (COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (data->cols), (data->rows)));                                                                                                                                     \
+        return (COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (data->cols),            \
+                            (data->rows)));                                                        \
     }                                                                                              \
-	static const struct kscan_gpio_item_config *kscan_gpio_input_configs_##n(struct device *dev)                                                                                                                                            \
-	{                                                                                                                                                                                                                                       \
+    static const struct kscan_gpio_item_config *kscan_gpio_input_configs_##n(struct device *dev) { \
         const struct kscan_gpio_config_##n *cfg = dev->config_info;                                \
-		return ((COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (cfg->cols), (cfg->rows))));                                                                                                                                     \
+        return ((                                                                                  \
+            COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (cfg->cols), (cfg->rows)))); \
     }                                                                                              \
-	static struct device **kscan_gpio_output_devices_##n(struct device *dev)                                                                                                                                                                \
-	{                                                                                                                                                                                                                                       \
+    static struct device **kscan_gpio_output_devices_##n(struct device *dev) {                     \
         struct kscan_gpio_data_##n *data = dev->driver_data;                                       \
-		return (COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (data->rows), (data->cols)));                                                                                                                                     \
+        return (COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (data->rows),            \
+                            (data->cols)));                                                        \
     }                                                                                              \
-	static const struct kscan_gpio_item_config *kscan_gpio_output_configs_##n(struct device *dev)                                                                                                                                           \
-	{                                                                                                                                                                                                                                       \
+    static const struct kscan_gpio_item_config *kscan_gpio_output_configs_##n(                     \
+        struct device *dev) {                                                                      \
         const struct kscan_gpio_config_##n *cfg = dev->config_info;                                \
-		return (COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (cfg->rows), (cfg->cols)));                                                                                                                                       \
+        return (                                                                                   \
+            COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (cfg->rows), (cfg->cols)));  \
     }                                                                                              \
-	static int kscan_gpio_enable_interrupts_##n(struct device *dev)                                                                                                                                                                         \
-	{                                                                                                                                                                                                                                       \
-		return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev), kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n),                                                                                                        \
+    static int kscan_gpio_enable_interrupts_##n(struct device *dev) {                              \
+        return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev),                     \
+                                            kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n),  \
                                             GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH);               \
     }                                                                                              \
-	static int kscan_gpio_disable_interrupts_##n(struct device *dev)                                                                                                                                                                        \
-	{                                                                                                                                                                                                                                       \
-		return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev), kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n),                                                                                                        \
+    static int kscan_gpio_disable_interrupts_##n(struct device *dev) {                             \
+        return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev),                     \
+                                            kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n),  \
                                             GPIO_INT_DISABLE);                                     \
     }                                                                                              \
-	static void kscan_gpio_set_output_state_##n(struct device *dev, int value)                                                                                                                                                              \
-	{                                                                                                                                                                                                                                       \
-		for (int i = 0; i < INST_OUTPUT_LEN(n); i++)                                                                                                                                                                                        \
-		{                                                                                                                                                                                                                                   \
+    static void kscan_gpio_set_output_state_##n(struct device *dev, int value) {                   \
+        for (int i = 0; i < INST_OUTPUT_LEN(n); i++) {                                             \
             struct device *in_dev = kscan_gpio_output_devices_##n(dev)[i];                         \
             const struct kscan_gpio_item_config *cfg = &kscan_gpio_output_configs_##n(dev)[i];     \
             gpio_pin_set(in_dev, cfg->pin, value);                                                 \
         }                                                                                          \
     }                                                                                              \
-	static void kscan_gpio_set_matrix_state_##n(bool state[INST_MATRIX_ROWS(n)][INST_MATRIX_COLS(n)], u32_t input_index, u32_t output_index, bool value)                                                                                    \
-	{                                                                                                                                                                                                                                       \
-		state[COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (output_index), (input_index))][COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (input_index), (output_index))] = value;                                  \
+    static void kscan_gpio_set_matrix_state_##n(                                                   \
+        bool state[INST_MATRIX_ROWS(n)][INST_MATRIX_COLS(n)], u32_t input_index,                   \
+        u32_t output_index, bool value) {                                                          \
+        state[COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (output_index),            \
+                          (input_index))]                                                          \
+             [COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (input_index),             \
+                          (output_index))] = value;                                                \
     }                                                                                              \
-	static int kscan_gpio_read_##n(struct device *dev)                                                                                                                                                                                      \
-	{                                                                                                                                                                                                                                       \
+    static int kscan_gpio_read_##n(struct device *dev) {                                           \
         bool submit_follow_up_read = false;                                                        \
         struct kscan_gpio_data_##n *data = dev->driver_data;                                       \
         static bool read_state[INST_MATRIX_ROWS(n)][INST_MATRIX_COLS(n)];                          \
@@ -133,16 +130,16 @@ static int kscan_gpio_config_interrupts(struct device **devices,
         /* to get pressed state for each matrix cell.                       */                     \
         kscan_gpio_disable_interrupts_##n(dev);                                                    \
         kscan_gpio_set_output_state_##n(dev, 0);                                                   \
-		for (int o = 0; o < INST_OUTPUT_LEN(n); o++)                                                                                                                                                                                        \
-		{                                                                                                                                                                                                                                   \
+        for (int o = 0; o < INST_OUTPUT_LEN(n); o++) {                                             \
             struct device *out_dev = kscan_gpio_output_devices_##n(dev)[o];                        \
             const struct kscan_gpio_item_config *out_cfg = &kscan_gpio_output_configs_##n(dev)[o]; \
             gpio_pin_set(out_dev, out_cfg->pin, 1);                                                \
-			for (int i = 0; i < INST_INPUT_LEN(n); i++)                                                                                                                                                                                     \
-			{                                                                                                                                                                                                                               \
+            for (int i = 0; i < INST_INPUT_LEN(n); i++) {                                          \
                 struct device *in_dev = kscan_gpio_input_devices_##n(dev)[i];                      \
-				const struct kscan_gpio_item_config *in_cfg = &kscan_gpio_input_configs_##n(dev)[i];                                                                                                                                        \
-				kscan_gpio_set_matrix_state_##n(read_state, i, o, gpio_pin_get(in_dev, in_cfg->pin) > 0);                                                                                                                                   \
+                const struct kscan_gpio_item_config *in_cfg =                                      \
+                    &kscan_gpio_input_configs_##n(dev)[i];                                         \
+                kscan_gpio_set_matrix_state_##n(read_state, i, o,                                  \
+                                                gpio_pin_get(in_dev, in_cfg->pin) > 0);            \
             }                                                                                      \
             gpio_pin_set(out_dev, out_cfg->pin, 0);                                                \
         }                                                                                          \
@@ -150,116 +147,102 @@ static int kscan_gpio_config_interrupts(struct device **devices,
         /* so we can trigger interrupts again for future press/release     */                      \
         kscan_gpio_set_output_state_##n(dev, 1);                                                   \
         kscan_gpio_enable_interrupts_##n(dev);                                                     \
-		for (int r = 0; r < INST_MATRIX_ROWS(n); r++)                                                                                                                                                                                       \
-		{                                                                                                                                                                                                                                   \
-			for (int c = 0; c < INST_MATRIX_COLS(n); c++)                                                                                                                                                                                   \
-			{                                                                                                                                                                                                                               \
+        for (int r = 0; r < INST_MATRIX_ROWS(n); r++) {                                            \
+            for (int c = 0; c < INST_MATRIX_COLS(n); c++) {                                        \
                 bool pressed = read_state[r][c];                                                   \
-				/* Follow up reads needed because further interrupts won't fire on already tripped input GPIO pins */                                                                                                                       \
+                /* Follow up reads needed because further interrupts won't fire on already tripped \
+                 * input GPIO pins */                                                              \
                 submit_follow_up_read = (submit_follow_up_read || pressed);                        \
-				if (pressed != data->matrix_state[r][c])                                                                                                                                                                                    \
-				{                                                                                                                                                                                                                           \
-					LOG_DBG("Sending event at %d,%d state %s",                                                                                                                                                                              \
-							r, c, (pressed ? "on" : "off"));                                                                                                                                                                                \
+                if (pressed != data->matrix_state[r][c]) {                                         \
+                    LOG_DBG("Sending event at %d,%d state %s", r, c, (pressed ? "on" : "off"));    \
                     data->matrix_state[r][c] = pressed;                                            \
                     data->callback(dev, r, c, pressed);                                            \
                 }                                                                                  \
             }                                                                                      \
         }                                                                                          \
         if (submit_follow_up_read) {                                                               \
-			COND_CODE_0(DT_INST_PROP(n, debounce_period),                                                                                                                                                                                   \
-					({ k_work_submit(&data->work); }),                                                                                                                                                                                      \
-					({                                                                                                                                                                                                                      \
+            COND_CODE_0(DT_INST_PROP(n, debounce_period), ({ k_work_submit(&data->work); }), ({    \
                             k_delayed_work_cancel(&data->work);                                    \
-						k_delayed_work_submit(&data->work, K_MSEC(5)); }))                                                                                                                                                                  \
+                            k_delayed_work_submit(&data->work, K_MSEC(5));                         \
+                        }))                                                                        \
         }                                                                                          \
         return 0;                                                                                  \
     }                                                                                              \
-	static void kscan_gpio_work_handler_##n(struct k_work *work)                                                                                                                                                                            \
-	{                                                                                                                                                                                                                                       \
-		struct kscan_gpio_data_##n *data =                                                                                                                                                                                                  \
-			CONTAINER_OF(work, struct kscan_gpio_data_##n, work);                                                                                                                                                                           \
+    static void kscan_gpio_work_handler_##n(struct k_work *work) {                                 \
+        struct kscan_gpio_data_##n *data = CONTAINER_OF(work, struct kscan_gpio_data_##n, work);   \
         kscan_gpio_read_##n(data->dev);                                                            \
     }                                                                                              \
-	static void kscan_gpio_irq_callback_handler_##n(struct device *dev,                                                                                                                                                                     \
-													struct gpio_callback *cb, gpio_port_pins_t pin)                                                                                                                                         \
-	{                                                                                                                                                                                                                                       \
+    static void kscan_gpio_irq_callback_handler_##n(struct device *dev, struct gpio_callback *cb,  \
+                                                    gpio_port_pins_t pin) {                        \
         struct kscan_gpio_irq_callback_##n *data =                                                 \
             CONTAINER_OF(cb, struct kscan_gpio_irq_callback_##n, callback);                        \
-		COND_CODE_0(DT_INST_PROP(n, debounce_period),                                                                                                                                                                                       \
-					({ k_work_submit(data->work); }),                                                                                                                                                                                       \
-					({                                                                                                                                                                                                                      \
+        COND_CODE_0(DT_INST_PROP(n, debounce_period), ({ k_work_submit(data->work); }), ({         \
                         k_delayed_work_cancel(data->work);                                         \
-						k_delayed_work_submit(data->work, K_MSEC(DT_INST_PROP(n, debounce_period))); }))                                                                                                                                    \
+                        k_delayed_work_submit(data->work,                                          \
+                                              K_MSEC(DT_INST_PROP(n, debounce_period)));           \
+                    }))                                                                            \
     }                                                                                              \
     static struct kscan_gpio_data_##n kscan_gpio_data_##n = {                                      \
-		.rows = { [INST_MATRIX_ROWS(n)-1] = NULL}, \
-		.cols = { [INST_MATRIX_COLS(n)-1] = NULL }\
-	};                                                                                                                                                                                  \
-	static int kscan_gpio_configure_##n(struct device *dev, kscan_callback_t callback)                                                                                                                                                      \
-	{                                                                                                                                                                                                                                       \
+        .rows = {[INST_MATRIX_ROWS(n) - 1] = NULL}, .cols = {[INST_MATRIX_COLS(n) - 1] = NULL}};   \
+    static int kscan_gpio_configure_##n(struct device *dev, kscan_callback_t callback) {           \
         struct kscan_gpio_data_##n *data = dev->driver_data;                                       \
-		if (!callback)                                                                                                                                                                                                                      \
-		{                                                                                                                                                                                                                                   \
+        if (!callback) {                                                                           \
             return -EINVAL;                                                                        \
         }                                                                                          \
         data->callback = callback;                                                                 \
         return 0;                                                                                  \
     };                                                                                             \
-	static int kscan_gpio_enable_##n(struct device *dev) \
-	{ \
+    static int kscan_gpio_enable_##n(struct device *dev) {                                         \
         int err = kscan_gpio_enable_interrupts_##n(dev);                                           \
-		if (err) { return err; } \
+        if (err) {                                                                                 \
+            return err;                                                                            \
+        }                                                                                          \
         return kscan_gpio_read_##n(dev);                                                           \
     };                                                                                             \
-	static int kscan_gpio_init_##n(struct device *dev)                                                                                                                                                                                      \
-	{                                                                                                                                                                                                                                       \
+    static int kscan_gpio_init_##n(struct device *dev) {                                           \
         struct kscan_gpio_data_##n *data = dev->driver_data;                                       \
         int err;                                                                                   \
         struct device **input_devices = kscan_gpio_input_devices_##n(dev);                         \
-		for (int i = 0; i < INST_INPUT_LEN(n); i++)                                                                                                                                                                                         \
-		{                                                                                                                                                                                                                                   \
+        for (int i = 0; i < INST_INPUT_LEN(n); i++) {                                              \
             const struct kscan_gpio_item_config *in_cfg = &kscan_gpio_input_configs_##n(dev)[i];   \
             input_devices[i] = device_get_binding(in_cfg->label);                                  \
-			if (!input_devices[i])                                                                                                                                                                                                          \
-			{                                                                                                                                                                                                                               \
+            if (!input_devices[i]) {                                                               \
                 LOG_ERR("Unable to find input GPIO device");                                       \
                 return -EINVAL;                                                                    \
             }                                                                                      \
             err = gpio_pin_configure(input_devices[i], in_cfg->pin, GPIO_INPUT | in_cfg->flags);   \
-			if (err)                                                                                                                                                                                                                        \
-			{                                                                                                                                                                                                                               \
+            if (err) {                                                                             \
                 LOG_ERR("Unable to configure pin %d on %s for input", in_cfg->pin, in_cfg->label); \
                 return err;                                                                        \
             }                                                                                      \
             irq_callbacks_##n[i].work = &data->work;                                               \
-			gpio_init_callback(&irq_callbacks_##n[i].callback, kscan_gpio_irq_callback_handler_##n, BIT(in_cfg->pin));                                                                                                                      \
+            gpio_init_callback(&irq_callbacks_##n[i].callback,                                     \
+                               kscan_gpio_irq_callback_handler_##n, BIT(in_cfg->pin));             \
             err = gpio_add_callback(input_devices[i], &irq_callbacks_##n[i].callback);             \
-			if (err)                                                                                                                                                                                                                        \
-			{                                                                                                                                                                                                                               \
+            if (err) {                                                                             \
                 LOG_ERR("Error adding the callback to the column device");                         \
                 return err;                                                                        \
             }                                                                                      \
         }                                                                                          \
         struct device **output_devices = kscan_gpio_output_devices_##n(dev);                       \
-		for (int o = 0; o < INST_OUTPUT_LEN(n); o++)                                                                                                                                                                                        \
-		{                                                                                                                                                                                                                                   \
+        for (int o = 0; o < INST_OUTPUT_LEN(n); o++) {                                             \
             const struct kscan_gpio_item_config *out_cfg = &kscan_gpio_output_configs_##n(dev)[o]; \
             output_devices[o] = device_get_binding(out_cfg->label);                                \
-			if (!output_devices[o])                                                                                                                                                                                                         \
-			{                                                                                                                                                                                                                               \
+            if (!output_devices[o]) {                                                              \
                 LOG_ERR("Unable to find output GPIO device");                                      \
                 return -EINVAL;                                                                    \
             }                                                                                      \
-			err = gpio_pin_configure(output_devices[o], out_cfg->pin, GPIO_OUTPUT_ACTIVE | out_cfg->flags);                                                                                                                                 \
-			if (err)                                                                                                                                                                                                                        \
-			{                                                                                                                                                                                                                               \
-				LOG_ERR("Unable to configure pin %d on %s for output", out_cfg->pin, out_cfg->label);                                                                                                                                       \
+            err = gpio_pin_configure(output_devices[o], out_cfg->pin,                              \
+                                     GPIO_OUTPUT_ACTIVE | out_cfg->flags);                         \
+            if (err) {                                                                             \
+                LOG_ERR("Unable to configure pin %d on %s for output", out_cfg->pin,               \
+                        out_cfg->label);                                                           \
                 return err;                                                                        \
             }                                                                                      \
         }                                                                                          \
         data->dev = dev;                                                                           \
-		(COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work_init), (k_delayed_work_init)))(&data->work, kscan_gpio_work_handler_##n);                                                                                                    \
+        (COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work_init), (k_delayed_work_init)))(     \
+            &data->work, kscan_gpio_work_handler_##n);                                             \
         return 0;                                                                                  \
     }                                                                                              \
     static const struct kscan_driver_api gpio_driver_api_##n = {                                   \
@@ -272,9 +255,8 @@ static int kscan_gpio_config_interrupts(struct device **devices,
         .cols = {UTIL_LISTIFY(INST_MATRIX_COLS(n), _KSCAN_GPIO_COL_CFG_INIT, n)},                  \
     };                                                                                             \
     DEVICE_AND_API_INIT(kscan_gpio_##n, DT_INST_LABEL(n), kscan_gpio_init_##n,                     \
-						&kscan_gpio_data_##n, &kscan_gpio_config_##n,                                                                                                                                                                       \
-						APPLICATION, CONFIG_APPLICATION_INIT_PRIORITY,                                                                                                                                                                        \
-						&gpio_driver_api_##n);
+                        &kscan_gpio_data_##n, &kscan_gpio_config_##n, APPLICATION,                 \
+                        CONFIG_APPLICATION_INIT_PRIORITY, &gpio_driver_api_##n);
 
 DT_INST_FOREACH_STATUS_OKAY(GPIO_INST_INIT)
 

app/dts/behaviors.dtsi

@@ -2,8 +2,10 @@
 #include <behaviors/transparent.dtsi>
 #include <behaviors/none.dtsi>
 #include <behaviors/mod_tap.dtsi>
+#include <behaviors/layer_tap.dtsi>
 #include <behaviors/momentary_layer.dtsi>
 #include <behaviors/toggle_layer.dtsi>
 #include <behaviors/reset.dtsi>
 #include <behaviors/sensor_rotate_key_press.dtsi>
 #include <behaviors/rgb_underglow.dtsi>
+#include <behaviors/bluetooth.dtsi>

app/dts/behaviors/bluetooth.dtsi

@@ -0,0 +1,9 @@
+/ {
+	behaviors {
+		bt: behavior_bluetooth {
+			compatible = "zmk,behavior-bluetooth";
+			label = "BLUETOOTH";
+			#binding-cells = <2>;
+		};
+	};
+};

app/dts/behaviors/layer_tap.dtsi

@@ -0,0 +1,12 @@
+/ {
+	behaviors {
+		lt: behavior_layer_tap {
+			compatible = "zmk,behavior-hold-tap";
+			label = "LAYER_TAP";
+			#binding-cells = <2>;
+			flavor = "tap-preferred";
+			tapping_term_ms = <200>;
+			bindings = <&mo>, <&kp>;
+		};
+	};
+};

app/dts/behaviors/mod_tap.dtsi

@@ -1,9 +1,12 @@
 / {
 	behaviors {
 		mt: behavior_mod_tap {
-			compatible = "zmk,behavior-mod-tap";
+			compatible = "zmk,behavior-hold-tap";
 			label = "MOD_TAP";
 			#binding-cells = <2>;
+			flavor = "hold-preferred";
+			tapping_term_ms = <200>;
+			bindings = <&kp>, <&kp>;
 		};
 	};
 };

app/dts/behaviors/reset.dtsi

@@ -1,3 +1,5 @@
+#include <dt-bindings/zmk/reset.h>
+
 / {
 	behaviors {
 		reset: behavior_reset {
@@ -5,5 +7,12 @@
 			label = "RESET";
 			#binding-cells = <0>;
 		};
+
+		bootloader: behavior_reset_dfu {
+			compatible = "zmk,behavior-reset";
+			label = "BOOTLOADER_RESET";
+			type = <RST_UF2>;
+			#binding-cells = <0>;
+		};
 	};
 };

app/dts/behaviors/toggle_layer.dtsi

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Cody McGinnis <brainwart@gmail.com>
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */

app/dts/bindings/behaviors/zmk,behavior-bluetooth.yaml

@@ -0,0 +1,8 @@
+# Copyright (c) 2020, Peter Johanson
+# SPDX-License-Identifier: MIT
+
+description: Bluetooth Behavior
+
+compatible: "zmk,behavior-bluetooth"
+
+include: two_param.yaml

app/dts/bindings/behaviors/zmk,behavior-hold-tap.yaml

@@ -0,0 +1,23 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+description: Hold or Tap behavior
+
+compatible: "zmk,behavior-hold-tap"
+
+include: two_param.yaml
+
+properties:
+  bindings:
+    type: phandles
+    required: true
+  tapping_term_ms:
+    type: int
+  flavor:
+    type: string
+    required: false
+    default: "hold-preferred"
+    enum:
+      - "hold-preferred"
+      - "balanced"
+      - "tap-preferred"