[Keyboard] Added xealousbrown keyboard (#4945)

* Added xealousbrown keyboard.

* Changed to pragma once in config.h

* Update keyboards/handwired/xealousbrown/rules.mk

Added bootloader.

Co-Authored-By: alex-ong <the.onga@gmail.com>

* Update keyboards/handwired/xealousbrown/config.h

Commented out IS_COMMAND() since it is already default value.

Co-Authored-By: alex-ong <the.onga@gmail.com>

keyboards/handwired/xealousbrown/config.h

@@ -0,0 +1,51 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x606A
+#define DEVICE_VER      0x0002
+#define MANUFACTURER    XeaL
+#define PRODUCT         XeaLous Brown Keyboard
+#define DESCRIPTION     XeaLous Brown Keyboard
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 13
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+*/
+#define MATRIX_ROW_PINS { D3, D2, D1, D0, D4 }
+#define MATRIX_COL_PINS { C6, D7, E6, B4, B5, B6, B2, B3, B1, F7, F6, F5, F4 }
+#define UNUSED_PINS { }
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* key combination for magic key command */
+// #define IS_COMMAND() ( keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)))