Prepare ymdk/ymd75 for rev4 (#21484)

9 files changed, 310 insertions, 1 deletions

diff --git a/keyboards/ymdk/ymd75/rev3/config.h b/keyboards/ymdk/ymd75/rev3/config.h
index 968045a7c9..1b2bbb1da0 100644
--- a/keyboards/ymdk/ymd75/rev3/config.h
+++ b/keyboards/ymdk/ymd75/rev3/config.h
@@ -1,3 +1,6 @@
+// Copyright 2023 QMK
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 #pragma once
 
 #define RGBLIGHT_EFFECT_KNIGHT_OFFSET 4
diff --git a/keyboards/ymdk/ymd75/rev3/info.json b/keyboards/ymdk/ymd75/rev3/info.json
index 23922b1f68..45968ab5fb 100644
--- a/keyboards/ymdk/ymd75/rev3/info.json
+++ b/keyboards/ymdk/ymd75/rev3/info.json
@@ -1,5 +1,11 @@
 {
+    "keyboard_name": "YMD75 / MT84",
+    "manufacturer": "YMDK",
+    "url": "",
+    "maintainer": "qmk",
     "usb": {
+        "vid": "0x20A0",
+        "pid": "0x422D",
         "device_version": "3.0.0"
     },
     "matrix_pins": {
@@ -11,6 +17,24 @@
         "pin": "B6",
         "levels": 12
     },
+    "ws2812": {
+        "pin": "E2"
+    },
+    "rgblight": {
+        "led_count": 16,
+        "animations": {
+            "alternating": true,
+            "breathing": true,
+            "christmas": true,
+            "knight": true,
+            "rainbow_mood": true,
+            "rainbow_swirl": true,
+            "rgb_test": true,
+            "snake": true,
+            "static_gradient": true,
+            "twinkle": true
+        }
+    },
     "indicators": {
         "caps_lock": "C7"
     },
diff --git a/keyboards/ymdk/ymd75/rev3/keymaps/default/keymap.c b/keyboards/ymdk/ymd75/rev3/keymaps/default/keymap.c
new file mode 100644
index 0000000000..e51f88bb43
--- /dev/null
+++ b/keyboards/ymdk/ymd75/rev3/keymaps/default/keymap.c
@@ -0,0 +1,94 @@
+/*
+Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
+Modified 2018 Wayne K Jones <github.com/WarmCatUK>
+
+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
+
+#define _MAIN 0
+#define _FN 1
+
+enum custom_keycodes {
+    P_MACRO = SAFE_RANGE
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    
+    /* 0: Main Layer
+     * ┌─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┐
+     * │ ESC │ F1  │ F2  │ F3  │ F4  │ F5  │ F6  │ F7  │ F8  │ F9  │ F10 │ F11 │ F12 │PRSCR│ DEL │ FN  │
+     * ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┴─────┼─────┤
+     * │  `  │  1  │  2  │  3  │  4  │  5  │  6  │  7  │  8  │  9  │  0  │  -  │  =  │ BACKSPACE │HOME │
+     * ├─────┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬────────┼─────┤
+     * │  TAB   │  Q  │  W  │  E  │  R  │  T  │  Y  │  U  │  I  │  O  │  P  │  [  │  ]  │   \    │ END │
+     * ├────────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴────────┼─────┤
+     * │  CAPS   │  A  │  S  │  D  │  F  │  G  │  H  │  J  │  K  │  L  │  ;  │  '  │    RETURN   │PG_UP│
+     * ├─────────┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴───────┬─────┼─────┤
+     * │   LSHIFT   │  Z  │  X  │  C  │  V  │  B  │  N  │  M  │  ,  │  .  │  /  │  RSHIFT  │ UP  │PG_DN│
+     * ├──────┬─────┴┬────┴─┬───┴─────┴─────┴─────┴─────┴─────┴────┬┴─────┴─┬───┴────┬─────┼─────┼─────┤
+     * │LCTRL │L_GUI │L_ALT │                SPACE                 │ R_ALT  │ R_CTRL │LEFT │DOWN │RIGHT│
+     * └──────┴──────┴──────┴──────────────────────────────────────┴────────┴────────┴─────┴─────┴─────┘
+     */
+    [_MAIN] = LAYOUT(
+        KC_ESC,   KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,   KC_F12,   KC_PSCR,  KC_DEL,  MO(_FN),
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,      KC_BSPC,        KC_HOME,
+        KC_TAB,     KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,    KC_BSLS,       KC_END,
+        KC_CAPS,     KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN  ,KC_QUOT,        KC_ENT,             KC_PGUP,
+        KC_LSFT,       KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,    KC_RSFT,              KC_UP,    KC_PGDN,
+        KC_LCTL,  KC_LGUI,  KC_LALT,                  KC_SPC,                                    KC_RALT,  KC_RGUI,  KC_RCTL,          KC_LEFT,   KC_DOWN,   KC_RGHT
+    ),
+    
+    /* 1: Function Layer
+     * ┌─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┐
+     * │R_TOG│R_MOD│R_HUI│R_SAI│R_VAI│R_HUD│R_SAD│R_VAD│     │     │     │VOL- │VOL+ │     │     │     │
+     * ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┴─────┼─────┤
+     * │BLTOG│BLINC│BLDEC│  £  │     │     │     │     │     │     │     │     │     │           │     │
+     * ├─────┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬────────┼─────┤
+     * │        │     │     │     │     │     │     │     │     │     │     │     │     │        │     │
+     * ├────────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴────────┼─────┤
+     * │         │     │     │     │     │     │     │     │     │     │     │     │             │     │
+     * ├─────────┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴───────┬─────┼─────┤
+     * │            │     │     │     │     │     │     │     │     │     │     │          │     │     │
+     * ├──────┬─────┴┬────┴─┬───┴─────┴─────┴─────┴─────┴─────┴────┬┴─────┴─┬───┴────┬─────┼─────┼─────┤
+     * │      │      │      │                                      │        │        │     │     │     │
+     * └──────┴──────┴──────┴──────────────────────────────────────┴────────┴────────┴─────┴─────┴─────┘
+     */
+    [_FN] = LAYOUT(
+        RGB_TOG,  RGB_MOD,  RGB_HUI,  RGB_SAI,  RGB_VAI,  RGB_HUD,  RGB_SAD,  RGB_VAD,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_VOLD,  KC_VOLU,  KC_TRNS,  KC_TRNS,  KC_TRNS,
+        BL_TOGG,  BL_UP,    BL_DOWN,  P_MACRO,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,
+        BL_STEP,  KC_TRNS,  KC_TRNS,  KC_TRNS  ,KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,
+        KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,       KC_TRNS,                 KC_TRNS,
+        KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,                      KC_TRNS,  KC_TRNS,
+        KC_TRNS,  KC_TRNS,  KC_TRNS,                      KC_TRNS,                                KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,  KC_TRNS,  KC_TRNS
+    ),
+};
+
+
+// GBP £ Macro (sends alt 156 - windows users only)
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    if (record->event.pressed) {
+        switch(keycode) {
+            case P_MACRO:
+                register_code(KC_LALT);
+                tap_code(KC_KP_1);
+                tap_code(KC_KP_5);
+                tap_code(KC_KP_6);
+                unregister_code(KC_LALT);
+                return false;
+        }
+    }
+    return true;
+};
diff --git a/keyboards/ymdk/ymd75/rev3/keymaps/default_iso/keymap.c b/keyboards/ymdk/ymd75/rev3/keymaps/default_iso/keymap.c
new file mode 100644
index 0000000000..6e14c7ceb0
--- /dev/null
+++ b/keyboards/ymdk/ymd75/rev3/keymaps/default_iso/keymap.c
@@ -0,0 +1,54 @@
+/*
+Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
+Modified 2018 Wayne K Jones <github.com/WarmCatUK>
+
+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_75_iso(
+	/* ┌─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┐ */
+		 KC_ESC,    KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,   KC_F10,   KC_F11,   KC_F12,   KC_PSCR,  KC_PAUS,  KC_DEL,
+	/* ├─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┴─────────┼─────────┤ */
+		 KC_GRV,    KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,    KC_MINS,  KC_EQL,        KC_BSPC,       KC_HOME,
+	/* ├─────────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬──────────────┼─────────┤ */
+		 KC_TAB, 	     KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,    KC_LBRC,  KC_RBRC,                 KC_END,
+	/* ├──────────────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬           ├─────────┤ */
+		 KC_CAPS,           KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,    KC_SCLN,  KC_QUOT,  KC_NUHS,   KC_ENT,    KC_PGUP,
+	/* ├───────────┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴─────────┴─┬─────────┼─────────┤ */
+		 KC_LSFT,    KC_NUBS,   KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,    KC_COMM,  KC_DOT,   KC_SLSH,      KC_RSFT,       KC_UP,   KC_PGDN,
+	/* ├───────────┼─────────┴─┬───────┴───┬─────┴─────────┴─────────┴─────────┴─────────┴─────────┴───────┬─┴───────┬─┴───────┬─┴───────┬─────────┼─────────┼─────────┤ */
+		 KC_LCTL,    KC_LGUI,    KC_LALT,                                KC_SPC,                             KC_RALT,   MO(1),   KC_RCTL,  KC_LEFT,  KC_DOWN,  KC_RGHT
+	/* └───────────┴───────────┴───────────┴───────────────────────────────────────────────────────────────┴─────────┴─────────┴─────────┴─────────┴─────────┴─────────┘ */
+    ),
+
+	[1] = LAYOUT_75_iso(
+	/* ┌─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┐ */
+		 QK_BOOT,    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  KC_MPLY,  KC_MPRV,  KC_MNXT,
+	/* ├─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┴─────────┼─────────┤ */
+		 _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,       _______,       KC_VOLU,
+	/* ├─────────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬──────────────┼─────────┤ */
+		  RGB_MOD,      RGB_TOG,  RGB_HUI,  RGB_HUD,  RGB_SAI,  RGB_SAD,  RGB_VAI,  RGB_VAD,  _______,  _______,  _______,  _______,  _______,                 KC_VOLD,
+	/* ├──────────────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬           ├─────────┤ */
+		 _______,          _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,   _______,   _______,
+	/* ├───────────┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴─────────┴─┬─────────┼─────────┤ */
+		 _______,    _______,  _______,  _______,  BL_DOWN,  BL_UP,    BL_STEP,  BL_TOGG,  _______,  _______,  _______,  _______,      _______,      _______,  _______,
+	/* ├───────────┼─────────┴─┬───────┴───┬─────┴─────────┴─────────┴─────────┴─────────┴─────────┴───────┬─┴───────┬─┴───────┬─┴───────┬─────────┼─────────┼─────────┤ */
+		 _______,    _______,    _______,                                _______,                            _______,  _______,  _______,  _______,  _______,  _______
+	/* └───────────┴───────────┴───────────┴───────────────────────────────────────────────────────────────┴─────────┴─────────┴─────────┴─────────┴─────────┴─────────┘ */
+    )
+};
diff --git a/keyboards/ymdk/ymd75/rev3/keymaps/default_iso_rwkl/keymap.c b/keyboards/ymdk/ymd75/rev3/keymaps/default_iso_rwkl/keymap.c
new file mode 100644
index 0000000000..ba3fde9cbe
--- /dev/null
+++ b/keyboards/ymdk/ymd75/rev3/keymaps/default_iso_rwkl/keymap.c
@@ -0,0 +1,54 @@
+/*
+Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
+Modified 2018 Wayne K Jones <github.com/WarmCatUK>
+
+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_75_iso_rwkl(
+	/* ┌─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┐ */
+		 KC_ESC,    KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,   KC_F10,   KC_F11,   KC_F12,   KC_PSCR,  KC_DEL,   KC_HOME,
+	/* ├─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┴─────────┼─────────┤ */
+		 KC_GRV,    KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,    KC_MINS,  KC_EQL,        KC_BSPC,       KC_END,
+	/* ├─────────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬──────────────┼─────────┤ */
+		 KC_TAB, 	     KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,    KC_LBRC,  KC_RBRC,                 KC_PGUP,
+	/* ├──────────────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬           ├─────────┤ */
+		 KC_CAPS,           KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,    KC_SCLN,  KC_QUOT,  KC_NUHS,   KC_ENT,    KC_PGDN,
+	/* ├───────────┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴─────────┴─┬─────────┼─────────┤ */
+		 KC_LSFT,    KC_NUBS,   KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,    KC_COMM,  KC_DOT,   KC_SLSH,      KC_RSFT,       KC_UP,   MO(1),
+	/* ├───────────┼─────────┴─┬───────┴───┬─────┴─────────┴─────────┴─────────┴─────────┴─────────┴───────┬─┴─────────┴──┬──────┴───────┬─────────┼─────────┼─────────┤ */
+		 KC_LCTL,    KC_LGUI,    KC_LALT,                                KC_SPC,                               KC_RALT,       KC_RCTL,     KC_LEFT,  KC_DOWN,  KC_RGHT
+	/* └───────────┴───────────┴───────────┴───────────────────────────────────────────────────────────────┴──────────────┴──────────────┴─────────┴─────────┴─────────┘ */
+    ),
+
+	[1] = LAYOUT_75_iso_rwkl(
+	/* ┌─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┬─────────┐ */
+		 _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  KC_MPLY,  KC_MPRV,  KC_MNXT,
+	/* ├─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┼─────────┴─────────┼─────────┤ */
+		 _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,       _______,       _______,
+	/* ├─────────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬────┴────┬──────────────┼─────────┤ */
+		 _______, 	    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                 KC_VOLU,
+	/* ├──────────────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬──────┴──┬           ├─────────┤ */
+		 _______,          _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,   _______,   KC_VOLD,
+	/* ├───────────┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴───┬─────┴─────────┴─┬─────────┼─────────┤ */
+		 _______,    _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,      _______,      _______,  _______,
+	/* ├───────────┼─────────┴─┬───────┴───┬─────┴─────────┴─────────┴─────────┴─────────┴─────────┴───────┬─┴─────────┴──┬──────┴───────┬─────────┼─────────┼─────────┤ */
+		 _______,    _______,    _______,                                _______,                              _______,       _______,     _______,  _______,  _______
+	/* └───────────┴───────────┴───────────┴───────────────────────────────────────────────────────────────┴──────────────┴──────────────┴─────────┴─────────┴─────────┘ */
+    )
+};
diff --git a/keyboards/ymdk/ymd75/rev3/keymaps/via/keymap.c b/keyboards/ymdk/ymd75/rev3/keymaps/via/keymap.c
new file mode 100644
index 0000000000..0d39958db6
--- /dev/null
+++ b/keyboards/ymdk/ymd75/rev3/keymaps/via/keymap.c
@@ -0,0 +1,53 @@
+/* Copyright 2021 kshpits 
+ * 
+ * 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: Main Layer
+     * ┌─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┐
+     * │ ESC │ F1  │ F2  │ F3  │ F4  │ F5  │ F6  │ F7  │ F8  │ F9  │ F10 │ F11 │ F12 │PRSCR│PAUSE│ DEL │
+     * ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┴─────┼─────┤
+     * │  `  │  1  │  2  │  3  │  4  │  5  │  6  │  7  │  8  │  9  │  0  │  -  │  =  │ BACKSPACE │HOME │
+     * ├─────┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬────────┼─────┤
+     * │  TAB   │  Q  │  W  │  E  │  R  │  T  │  Y  │  U  │  I  │  O  │  P  │  [  │  ]  │   \    │ END │
+     * ├────────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴┬────┴────────┼─────┤
+     * │  CAPS   │  A  │  S  │  D  │  F  │  G  │  H  │  J  │  K  │  L  │  ;  │  '  │    RETURN   │PG_UP│
+     * ├─────────┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴──┬──┴───────┬─────┼─────┤
+     * │   LSHIFT   │  Z  │  X  │  C  │  V  │  B  │  N  │  M  │  ,  │  .  │  /  │  RSHIFT  │ UP  │PG_DN│
+     * ├──────┬─────┴┬────┴─┬───┴─────┴─────┴─────┴─────┴─────┴────┬┴────┬┴────┬┴────┬─────┼─────┼─────┤
+     * │LCTRL │L_GUI │L_ALT │                SPACE                 │R_ALT|  FN │R_CTR│LEFT │DOWN │RIGHT│
+     * └──────┴──────┴──────┴──────────────────────────────────────┴─────┴─────┴─────┴─────┴─────┘─────┘
+     */
+    [0] = LAYOUT(
+        KC_ESC,   KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,   KC_F12,   KC_PSCR,  KC_PAUS,  KC_DEL,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,      KC_BSPC,        KC_HOME,
+        KC_TAB,     KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,    KC_BSLS,       KC_END,
+        KC_CAPS,     KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN  ,KC_QUOT,        KC_ENT,             KC_PGUP,
+        KC_LSFT,       KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,    KC_RSFT,              KC_UP,    KC_PGDN,
+        KC_LCTL,  KC_LGUI,  KC_LALT,                  KC_SPC,                                    KC_RALT,  MO(1),  KC_RCTL,          KC_LEFT,   KC_DOWN,   KC_RGHT
+    ),
+    
+    [1] = LAYOUT(
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  QK_BOOT,  _______,  _______,  _______,  _______,  _______,  _______,  KC_INS,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+        _______,  _______,  _______,  _______  ,_______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,            _______,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,       _______,                 _______,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                      KC_VOLU,  _______,
+        _______,  _______,  _______,                      _______,                                _______,  _______,  KC_APP,            KC_MPRV,  KC_VOLD,  KC_MNXT
+    )
+};
diff --git a/keyboards/ymdk/ymd75/rev3/keymaps/via/rules.mk b/keyboards/ymdk/ymd75/rev3/keymaps/via/rules.mk
new file mode 100644
index 0000000000..152460f304
--- /dev/null
+++ b/keyboards/ymdk/ymd75/rev3/keymaps/via/rules.mk
@@ -0,0 +1,3 @@
+VIA_ENABLE = yes
+LTO_ENABLE = yes
+KEY_LOCK_ENABLE = no
diff --git a/keyboards/ymdk/ymd75/rev3/readme.md b/keyboards/ymdk/ymd75/rev3/readme.md
new file mode 100644
index 0000000000..0e705d40ff
--- /dev/null
+++ b/keyboards/ymdk/ymd75/rev3/readme.md
@@ -0,0 +1,24 @@
+# YMD75
+
+75% keyboard from YMDK. YMDK sell the board and name it "YMD75".
+
+* Keyboard Maintainer: [Wayne K Jones](github.com/WarmCatUK)
+* Hardware Supported: rev3 (ATmega32u4)
+* Hardware Availability: <https://www.aliexpress.com/item/32812690592.html>
+
+Make example for this keyboard (after setting up your build environment):
+
+    make ymdk/ymd75/rev3:default
+
+Flashing example for this keyboard:
+
+    make ymdk/ymd75/rev3:default:flash
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+## Bootloader
+
+Enter the bootloader in 2 ways:
+
+* **Bootmagic reset**: Hold down the key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available
diff --git a/keyboards/ymdk/ymd75/rev3/rules.mk b/keyboards/ymdk/ymd75/rev3/rules.mk
index e3b96df9c2..58ad1837e0 100644
--- a/keyboards/ymdk/ymd75/rev3/rules.mk
+++ b/keyboards/ymdk/ymd75/rev3/rules.mk
@@ -9,5 +9,5 @@ COMMAND_ENABLE = yes        # Commands for debug and configuration
 NKRO_ENABLE = no            # Enable N-Key Rollover
 BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
-AUDIO_ENABLE = no           # Audio output
+
 KEY_LOCK_ENABLE = yes