feat(boards): Add Corne-ish zen v2

Co-authored-by: Pete Johanson <peter@peterjohanson.com>

app/boards/arm/corneish_zen/Kconfig.defconfig

@@ -0,0 +1,81 @@
+#
+# Copyright (c) 2022 Darryl deHaan
+# SPDX-License-Identifier: MIT
+#
+
+if BOARD_CORNEISH_ZEN_V2_LEFT
+
+config ZMK_KEYBOARD_NAME
+	default "Corne-ish Zen"
+
+config ZMK_SPLIT_ROLE_CENTRAL
+	default y
+
+endif # BOARD_CORNEISH_ZEN_V2_LEFT
+
+
+if BOARD_CORNEISH_ZEN_V2_LEFT || BOARD_CORNEISH_ZEN_V2_RIGHT
+
+config BOARD
+	default "corneish_zen"
+
+config ZMK_SPLIT
+	default y
+
+config BT_CTLR
+	default BT
+
+config ZMK_BLE
+	default y
+
+config ZMK_USB
+	default y
+
+if USB
+
+config USB_NRFX
+	default y
+
+config USB_DEVICE_STACK
+	default y
+
+endif # USB
+
+config ZMK_DISPLAY
+	select LVGL_USE_CONT
+	select LVGL_FONT_MONTSERRAT_26
+	select LVGL_FONT_MONTSERRAT_20
+	select LVGL_FONT_MONTSERRAT_16
+	select LVGL_USE_LABEL
+	select LVGL_USE_IMG
+
+choice ZMK_DISPLAY_STATUS_SCREEN
+	default ZMK_DISPLAY_STATUS_SCREEN_CUSTOM
+endchoice
+
+if ZMK_DISPLAY
+
+config SPI
+	default y
+
+config IL0323
+	default y
+
+config ZMK_DISPLAY_BLANK_ON_IDLE
+	default n
+
+endif # ZMK_DISPLAY
+
+menuconfig CUSTOM_WIDGET_BATTERY_STATUS
+	bool "custom battery status widget"
+
+menuconfig CUSTOM_WIDGET_OUTPUT_STATUS
+	bool "custom output status widget"
+
+menuconfig CUSTOM_WIDGET_LAYER_STATUS
+	bool "custom layer status widget"
+
+menuconfig CUSTOM_WIDGET_PERIPHERAL_STATUS
+	bool "custom peripheral status widget"
+
+endif # BOARD_CORNEISH_ZEN_V2_LEFT || BOARD_CORNEISH_ZEN_V2_RIGHT