[Keymap] Add Via keymap for CXT Studio (#21675)

keyboards/cxt_studio/info.json

@@ -50,8 +50,8 @@
     "url": "",
     "usb": {
         "device_version": "1.0.0",
-        "pid": "0x0000",
+        "pid": "0xC401",
-        "vid": "0xFEED"
+        "vid": "0x5754"
     },
     "layouts": {
         "LAYOUT": {

keyboards/cxt_studio/keymaps/via/keymap.c

@@ -0,0 +1,38 @@
+/* Copyright 2023 Brian McKenna
+ *
+ * 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
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+	[0] = LAYOUT(
+        KC_ESC, KC_F11, KC_NO, KC_MSTP,
+        KC_NO, KC_NO, KC_MRWD, KC_MFFD,
+        KC_NO, KC_MPLY, KC_MPLY, KC_MNXT,
+
+        KC_MUTE, KC_NO, KC_NO, RGB_TOG
+    )
+};
+
+#if defined(ENCODER_ENABLE) && defined(ENCODER_MAP_ENABLE)
+const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][NUM_DIRECTIONS] = {
+    [0] = {
+        ENCODER_CCW_CW(KC_VOLD, KC_VOLU),
+        ENCODER_CCW_CW(RGB_HUD, RGB_HUI),
+        ENCODER_CCW_CW(RGB_VAD, RGB_VAI),
+        ENCODER_CCW_CW(RGB_MODE_REVERSE, RGB_MODE_FORWARD)
+    },
+};
+#endif // defined(ENCODER_ENABLE) && defined(ENCODER_MAP_ENABLE)

keyboards/cxt_studio/keymaps/via/rules.mk

@@ -0,0 +1,3 @@
+VIA_ENABLE = yes
+ENCODER_MAP_ENABLE = yes
+LTO_ENABLE = yes