Add initial support for the Makey Makey Classic (#16658)

keyboards/makeymakey/keymaps/default/keymap.c

@@ -0,0 +1,42 @@
+/* Copyright 2022 Jose Pablo Ramirez <jp.ramangulo@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/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+// clang-format off
+/*
+ *     ,-----------------------------------------------------.
+ *     |                                                     |
+ *     |          (UP)                                       |
+ * MSU |           ^                   .-""-.      .-""-.    | W
+ * MSD |           |                  /      \    /      \   | A
+ * MSL | (LEFT)<== O ==> (RIGHT)     ;        ;  ;        ;  | S
+ * MSR |           |                  \      /    \      /   | D
+ * MB1 |           v                   '-..-'      '-..-'    | F
+ * MB2 |         (DOWN)               (SPACE)    (RGHT CLK)  | G
+ *     |                                                     |
+ *     \-----------------------------------------------------/
+ */
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(
+        KC_UP,   KC_DOWN, KC_LEFT, KC_RGHT, KC_SPC,  KC_BTN1,
+        KC_W,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,
+        KC_MS_U, KC_MS_D, KC_MS_L, KC_MS_R, KC_BTN1, KC_BTN2
+    )
+};
+
+// clang-format on