[Keyboard] Add greatsword80 (#19746)

Co-authored-by: jack <0x6a73@protonmail.com>

keyboards/eason/greatsword80/config.h

@@ -0,0 +1,26 @@
+/* Copyright 2023 Eason <xiaoxuxk@yeah.net>
+ *
+ * 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
+
+#define MATRIX_ROW_PINS { D0, D1, D2, D3, D5, D4 }
+#define MATRIX_COL_PINS { D6, D7, B4, B5, B6, C6, C7, E2, F7, F6, F5, F4, B0, B1, B2, B3 }
+
+
+#define DIODE_DIRECTION COL2ROW
+
+#define LED_CAPS_LOCK_PIN  F0
+#define LED_PIN_ON_STATE 0