[Keyboard] Support for dumbpad_v3x (#18663)

* feat: support for dumbpad_v3x

- all credit goes to
- ref: https://github.com/qmk/qmk_firmware/pull/16285

- included comment from noroadsleft
- ref: https://github.com/qmk/qmk_firmware/pull/16285#pullrequestreview-1038213899

* fix: add newline on every .c, .h, .mk files end

* feat: response to change https://github.com/qmk/qmk_firmware/pull/18663#discussion_r991515821

* feat: response to change https://github.com/qmk/qmk_firmware/pull/18663#discussion_r991516192

keyboards/dumbpad/v3x/config.h

@@ -0,0 +1,84 @@
+/*
+Copyright 2022 imchipwood && deveth0
+
+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"
+
+
+/* Column/Row IO definitions */
+#define MATRIX_ROWS 4
+#define MATRIX_COLS 5
+#define MATRIX_ROW_PINS { F4, F5, F6, F7 }
+#define MATRIX_COL_PINS { C6, D7, E6, B4, B5 }
+#define UNUSED_PINS
+
+/* Single rotary encoder */
+#define ENCODERS_PAD_A { B2 }
+#define ENCODERS_PAD_B { D4 }
+
+/* Onboard LEDs  */
+#define LED_00 B1
+#define LED_01 B3
+#define LED_02 B6
+
+/* Bootmagic - hold down rotary encoder pushbutton while plugging in to enter bootloader */
+#define BOOTMAGIC_LITE_ROW 3
+#define BOOTMAGIC_LITE_COLUMN 0
+
+#define RGB_DI_PIN D1
+#define DRIVER_LED_TOTAL 16
+
+// Cleanup RGB
+#ifdef RGB_MATRIX_ENABLE
+
+#define RGB_DISABLE_TIMEOUT 300000 // 5 minutes (5 * 60 * 1000ms)
+#define RGB_DISABLE_WHEN_USB_SUSPENDED
+
+#define RGB_MATRIX_FRAMEBUFFER_EFFECTS // Heatmap, Rain
+#define RGB_MATRIX_KEYPRESSES
+
+#define ENABLE_RGB_MATRIX_ALPHAS_MODS
+#define ENABLE_RGB_MATRIX_GRADIENT_UP_DOWN
+#define ENABLE_RGB_MATRIX_BREATHING
+#define ENABLE_RGB_MATRIX_BAND_SAT
+#define ENABLE_RGB_MATRIX_BAND_VAL
+#define ENABLE_RGB_MATRIX_BAND_SPIRAL_VAL
+#define ENABLE_RGB_MATRIX_CYCLE_LEFT_RIGHT
+#define ENABLE_RGB_MATRIX_CYCLE_PINWHEEL
+#define ENABLE_RGB_MATRIX_RAINDROPS
+#define ENABLE_RGB_MATRIX_JELLYBEAN_RAINDROPS
+#define ENABLE_RGB_MATRIX_PIXEL_RAIN
+#define ENABLE_RGB_MATRIX_PIXEL_FLOW
+#define ENABLE_RGB_MATRIX_PIXEL_FRACTAL
+// enabled only if RGB_MATRIX_FRAMEBUFFER_EFFECTS is defined
+#define ENABLE_RGB_MATRIX_TYPING_HEATMAP
+#define ENABLE_RGB_MATRIX_DIGITAL_RAIN
+// enabled only of RGB_MATRIX_KEYPRESSES or RGB_MATRIX_KEYRELEASES is defined
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_SIMPLE
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_WIDE
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_MULTIWIDE
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_CROSS
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_MULTICROSS
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_NEXUS
+#define ENABLE_RGB_MATRIX_SOLID_REACTIVE_MULTINEXUS
+#define ENABLE_RGB_MATRIX_SPLASH
+#define ENABLE_RGB_MATRIX_MULTISPLASH
+#define ENABLE_RGB_MATRIX_SOLID_SPLASH
+#define ENABLE_RGB_MATRIX_SOLID_MULTISPLASH
+
+#endif