added ymdk ymd09 keyboard (#7831)

* added ymdk ymd09 keyboard

* lowercase github username

* change rgb keymap to make more sense

* fixed number of LEDs

* remove configuration for non-existant backlight

* use official template and change file permissions

* disable unnecessary nkro

* Apply suggestions from code review

Co-Authored-By: Joel Challis <git@zvecr.com>

* with easy reset via bootmagic lite, remove RESET from layout

Co-authored-by: Joel Challis <git@zvecr.com>

keyboards/ymdk/ymd09/config.h

@@ -0,0 +1,66 @@
+/*
+Copyright 2020 Patrick Fruh
+
+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
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0xFEED
+#define PRODUCT_ID 0x0909
+#define DEVICE_VER 0x0001
+#define MANUFACTURER YMDK
+#define PRODUCT YMD09
+#define DESCRIPTION 9-Key Macropad
+
+/* key matrix size */
+#define MATRIX_ROWS 3
+#define MATRIX_COLS 3
+
+/* Keyboard Matrix Assignments */
+#define MATRIX_ROW_PINS { F5, F4, F1 }
+#define MATRIX_COL_PINS { D6, D2, D1 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION ROW2COL
+
+#define RGB_DI_PIN E2
+#ifdef RGB_DI_PIN
+ #define RGBLED_NUM 9
+ #define RGBLIGHT_HUE_STEP 8
+ #define RGBLIGHT_SAT_STEP 8
+ #define RGBLIGHT_VAL_STEP 8
+ #define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
+ #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+ /*== all animations enable ==*/
+ #define RGBLIGHT_ANIMATIONS
+#endif
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* disable these deprecated features by default */
+#ifndef LINK_TIME_OPTIMIZATION_ENABLE
+  #define NO_ACTION_MACRO
+  #define NO_ACTION_FUNCTION
+#endif