[Keyboard] Add VIA keymap to AMAG23 (#16206)

keyboards/amag23/keymaps/via/keymap.c

@@ -0,0 +1,53 @@
+/* Copyright 2022
+ *
+ * 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
+
+// Defines names for use in layer keycodes and the keymap
+enum layer_names {
+    BASE,
+    FN1,
+    FN2,
+    FN3
+};
+
+// clang-format off
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [BASE] = LAYOUT_all(
+      KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,
+      KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,
+      MO(FN1), KC_A,    KC_S,    KC_D,    KC_F,    KC_G,
+      KC_LSFT, KC_Z,    KC_X,    KC_C,             KC_SPC
+  ),
+  [FN1] = LAYOUT_all(
+      _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,
+      _______, RGB_TOG, RGB_VAI, RGB_MOD, RGB_HUI, _______,
+      _______, _______, RGB_VAD, RGB_RMOD,RGB_HUD, _______,
+      _______, _______, _______, _______,          _______
+  ),
+  [FN2] = LAYOUT_all(
+      _______, _______, _______, _______, _______, _______,
+      _______, _______, _______, _______, _______, _______,
+      _______, _______, _______, _______, _______, _______,
+      _______, _______, _______, _______,          _______
+  ),
+  [FN3] = LAYOUT_all(
+      _______, _______, _______, _______, _______, _______,
+      _______, _______, _______, _______, _______, _______,
+      _______, _______, _______, _______, _______, _______,
+      _______, _______, _______, _______,          _______
+  ),
+};
+// clang-format on

keyboards/amag23/keymaps/via/rules.mk

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+VIA_ENABLE = yes
+LTO_ENABLE = yes