added xiao dongle support

boards/nice_nano.overlay

@@ -0,0 +1,46 @@
+#include <dt-bindings/led/led.h>
+
+&pinctrl {
+    spi3_default: spi3_default {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 6)>;
+        };
+    };
+
+    spi3_sleep: spi3_sleep {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 6)>;
+            low-power-enable;
+        };
+    };
+};
+
+&spi3 {
+    compatible = "nordic,nrf-spim";
+    status = "okay";
+
+    pinctrl-0 = <&spi3_default>;
+    pinctrl-1 = <&spi3_sleep>;
+    pinctrl-names = "default", "sleep";
+
+    led_strip: ws2812@0 {
+        compatible = "worldsemi,ws2812-spi";
+
+        /* SPI */
+        reg = <0>; /* ignored, but necessary for SPI bindings */
+        spi-max-frequency = <4000000>;
+
+        /* WS2812 */
+        chain-length = <10>; /* arbitrary; change at will */
+        spi-one-frame = <0x70>;
+        spi-zero-frame = <0x40>;
+
+        color-mapping = <LED_COLOR_ID_GREEN LED_COLOR_ID_RED LED_COLOR_ID_BLUE>;
+    };
+};
+
+/ {
+    chosen {
+        zmk,underglow = &led_strip;
+    };
+};

boards/nice_nano_v2.overlay

@@ -0,0 +1,46 @@
+#include <dt-bindings/led/led.h>
+
+&pinctrl {
+    spi3_default: spi3_default {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 6)>;
+        };
+    };
+
+    spi3_sleep: spi3_sleep {
+        group1 {
+            psels = <NRF_PSEL(SPIM_MOSI, 0, 6)>;
+            low-power-enable;
+        };
+    };
+};
+
+&spi3 {
+    compatible = "nordic,nrf-spim";
+    status = "okay";
+
+    pinctrl-0 = <&spi3_default>;
+    pinctrl-1 = <&spi3_sleep>;
+    pinctrl-names = "default", "sleep";
+
+    led_strip: ws2812@0 {
+        compatible = "worldsemi,ws2812-spi";
+
+        /* SPI */
+        reg = <0>; /* ignored, but necessary for SPI bindings */
+        spi-max-frequency = <4000000>;
+
+        /* WS2812 */
+        chain-length = <10>; /* arbitrary; change at will */
+        spi-one-frame = <0x70>;
+        spi-zero-frame = <0x40>;
+
+        color-mapping = <LED_COLOR_ID_GREEN LED_COLOR_ID_RED LED_COLOR_ID_BLUE>;
+    };
+};
+
+/ {
+    chosen {
+        zmk,underglow = &led_strip;
+    };
+};

boards/shields/corne/Kconfig.defconfig

@@ -0,0 +1,46 @@
+if SHIELD_CORNE_LEFT || SHIELD_CORNE_DONGLE
+
+config ZMK_KEYBOARD_NAME
+    default "Corne"
+
+config ZMK_SPLIT_ROLE_CENTRAL
+    default y
+
+config ZMK_USB
+    default y
+
+endif
+
+if SHIELD_CORNE_LEFT || SHIELD_CORNE_RIGHT || SHIELD_CORNE_DONGLE || SHIELD_CORNE_PERIPHERAL_LEFT
+
+config ZMK_SPLIT
+    default y
+
+if ZMK_DISPLAY
+
+config I2C
+    default y
+
+config SSD1306
+    default y
+
+endif # ZMK_DISPLAY
+
+if LVGL
+
+config LV_Z_VDB_SIZE
+    default 64
+
+config LV_DPI_DEF
+    default 148
+
+config LV_Z_BITS_PER_PIXEL
+    default 1
+
+choice LV_COLOR_DEPTH
+    default LV_COLOR_DEPTH_1
+endchoice
+
+endif # LVGL
+
+endif

boards/shields/corne/Kconfig.shield

@@ -0,0 +1,14 @@
+# Copyright (c) 2020 Pete Johanson
+# SPDX-License-Identifier: MIT
+
+config SHIELD_CORNE_LEFT
+    def_bool $(shields_list_contains,corne_left)
+
+config SHIELD_CORNE_RIGHT
+    def_bool $(shields_list_contains,corne_right)
+
+config SHIELD_CORNE_DONGLE
+    def_bool $(shields_list_contains,corne_dongle)
+
+config SHIELD_CORNE_PERIPHERAL_LEFT
+    def_bool $(shields_list_contains,corne_peripheral_left)

boards/shields/corne/corne.dtsi

@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2020 Pete Johanson
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix_transform.h>
+
+/ {
+    chosen {
+        zephyr,display = &oled;
+        zmk,kscan = &kscan0;
+        zmk,matrix-transform = &default_transform;
+    };
+
+    default_transform: keymap_transform_0 {
+        compatible = "zmk,matrix-transform";
+        columns = <12>;
+        rows = <4>;
+// | SW1  | SW2  | SW3  | SW4  | SW5  | SW6  |   | SW6  | SW5  | SW4  | SW3  | SW2  | SW1  |
+// | SW7  | SW8  | SW9  | SW10 | SW11 | SW12 |   | SW12 | SW11 | SW10 | SW9  | SW8  | SW7  |
+// | SW13 | SW14 | SW15 | SW16 | SW17 | SW18 |   | SW18 | SW17 | SW16 | SW15 | SW14 | SW13 |
+//                      | SW19 | SW20 | SW21 |   | SW21 | SW20 | SW19 |
+        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(3,3) RC(3,4) RC(3,5)  RC(3,6) RC(3,7) RC(3,8)
+        >;
+    };
+
+    five_column_transform: keymap_transform_1 {
+        compatible = "zmk,matrix-transform";
+        columns = <10>;
+        rows = <4>;
+// | SW2  | SW3  | SW4  | SW5  | SW6  |   | SW6  | SW5  | SW4  | SW3  | SW2  |
+// | SW8  | SW9  | SW10 | SW11 | SW12 |   | SW12 | SW11 | SW10 | SW9  | SW8  |
+// | SW14 | SW15 | SW16 | SW17 | SW18 |   | SW18 | SW17 | SW16 | SW15 | SW14 |
+//                      | SW19 | SW20 | SW21 |   | SW21 | SW20 | SW19 |
+        map = <
+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(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(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(3,3) RC(3,4) RC(3,5)  RC(3,6) RC(3,7) RC(3,8)
+        >;
+    };
+
+    kscan0: kscan {
+        compatible = "zmk,kscan-gpio-matrix";
+
+        diode-direction = "col2row";
+        row-gpios
+            = <&pro_micro 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 5 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 6 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 7 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            ;
+
+    };
+
+    // TODO: per-key RGB node(s)?
+};
+
+&pro_micro_i2c {
+    status = "okay";
+
+    oled: ssd1306@3c {
+        compatible = "solomon,ssd1306fb";
+        reg = <0x3c>;
+        width = <128>;
+        height = <32>;
+        segment-offset = <0>;
+        page-offset = <0>;
+        display-offset = <0>;
+        multiplex-ratio = <31>;
+        segment-remap;
+        com-invdir;
+        com-sequential;
+        inversion-on;
+        prechargep = <0x22>;
+    };
+};

boards/shields/corne/corne.zmk.yml

@@ -0,0 +1,15 @@
+file_format: "1"
+id: corne
+name: Corne
+type: shield
+url: https://github.com/foostan/crkbd/
+requires: [pro_micro]
+exposes: [i2c_oled]
+features:
+  - keys
+  - display
+siblings:
+  - corne_left
+  - corne_right
+  - corne_dongle
+  - corne_peripheral_left

boards/shields/corne/corne_dongle.conf

@@ -0,0 +1,6 @@
+CONFIG_BT_CTLR_TX_PWR_PLUS_8=y
+CONFIG_ZMK_SLEEP=n
+
+# Allow multiple peripherals
+CONFIG_ZMK_SPLIT_BLE_CENTRAL_PERIPHERALS=2
+

boards/shields/corne/corne_dongle.overlay

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2020 Pete Johanson
+ *
+ * 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 = <4>;
+// | SW1  | SW2  | SW3  | SW4  | SW5  | SW6  |   | SW6  | SW5  | SW4  | SW3  | SW2  | SW1  |
+// | SW7  | SW8  | SW9  | SW10 | SW11 | SW12 |   | SW12 | SW11 | SW10 | SW9  | SW8  | SW7  |
+// | SW13 | SW14 | SW15 | SW16 | SW17 | SW18 |   | SW18 | SW17 | SW16 | SW15 | SW14 | SW13 |
+//                      | SW19 | SW20 | SW21 |   | SW21 | SW20 | SW19 |
+        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(3,3) RC(3,4) RC(3,5)  RC(3,6) RC(3,7) RC(3,8)
+        >;
+    };
+
+    five_column_transform: keymap_transform_1 {
+        compatible = "zmk,matrix-transform";
+        columns = <10>;
+        rows = <4>;
+// | SW2  | SW3  | SW4  | SW5  | SW6  |   | SW6  | SW5  | SW4  | SW3  | SW2  |
+// | SW8  | SW9  | SW10 | SW11 | SW12 |   | SW12 | SW11 | SW10 | SW9  | SW8  |
+// | SW14 | SW15 | SW16 | SW17 | SW18 |   | SW18 | SW17 | SW16 | SW15 | SW14 |
+//                      | SW19 | SW20 | SW21 |   | SW21 | SW20 | SW19 |
+        map = <
+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(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(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(3,3) RC(3,4) RC(3,5)  RC(3,6) RC(3,7) RC(3,8)
+        >;
+    };
+
+    kscan0: kscan {
+        compatible = "zmk,kscan-gpio-direct";
+
+        input-gpios
+            = <&xiao_d 0 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&xiao_d 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&xiao_d 2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            , <&xiao_d 3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+            ;
+    };
+
+    // TODO: per-key RGB node(s)?
+};

boards/shields/corne/corne_left.overlay

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2020 Pete Johanson
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "corne.dtsi"
+
+&kscan0 {
+    col-gpios
+        = <&pro_micro 21 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 20 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 19 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 18 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 15 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 14 GPIO_ACTIVE_HIGH>
+        ;
+};

boards/shields/corne/corne_peripheral_left.overlay

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2020 Pete Johanson
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "corne.dtsi"
+
+&kscan0 {
+    col-gpios
+        = <&pro_micro 21 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 20 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 19 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 18 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 15 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 14 GPIO_ACTIVE_HIGH>
+        ;
+};

boards/shields/corne/corne_right.overlay

@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2020 Pete Johanson
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include "corne.dtsi"
+
+&default_transform {
+    col-offset = <6>;
+};
+
+&five_column_transform {
+    col-offset = <6>;
+};
+
+&kscan0 {
+    col-gpios
+        = <&pro_micro 14 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 15 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 18 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 19 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 20 GPIO_ACTIVE_HIGH>
+        , <&pro_micro 21 GPIO_ACTIVE_HIGH>
+        ;
+};

build.yaml

@@ -19,20 +19,20 @@
 #
 ---
 include:
-  # xiao_dongle
-  - board: seeeduino_xiao_ble
-    shield: corne_dongle_xiao
-    snippet: studio-rpc-usb-uart
-    artifact-name: xiao_dongle
-
   # nice_nano_v2 + nice_view
   - board: nice_nano_v2
     shield: corne_left nice_view_adapter nice_view
-    artifact-name: nice_corne_left_view
   - board: nice_nano_v2
     shield: corne_right nice_view_adapter nice_view
-    artifact-name: nice_corne_right_view
+
-  
+  # xiao_dongle
+  - board: seeeduino_xiao_ble
+    shield: corne_dongle
+    # snippet: studio-rpc-usb-uart
+    # artifact-name: xiao_dongle
+  - board: nice_nano_v2
+    shield: corne_peripheral_left nice_view_adapter nice_view
+
   # reset_settings
   - board: nice_nano_v2
     shield: settings_reset
@@ -40,4 +40,3 @@ include:
   - board: seeeduino_xiao_ble
     shield: settings_reset
     artifact-name: xiao_reset_settings
-

config/west.yml

@@ -4,17 +4,10 @@ manifest:
       url-base: https://github.com/zmkfirmware
     # Additional modules containing boards/shields/custom code can be listed here as well
     # See https://docs.zephyrproject.org/3.2.0/develop/west/manifest.html#projects
-    # include corne with dongle pro_micro and xiao compatible
-    - name: mctechnology17
-      url-base: https://github.com/mctechnology17
   projects:
     - name: zmk
       remote: zmkfirmware
       revision: main
       import: app/west.yml
-    # include corne with dongle pro_micro and xiao compatible
-    - name: zmk-config
-      remote: mctechnology17
-      revision: main
   self:
     path: config