[Keyboard] Dumbo (#9656)

* added dumbo keyboard

* added my personal keymap

* changed picture in readme

* removed rev1 folder to reduce clutter and confusion

* missed a few changes in last commit, everything should be added now

* Apply suggestions from code review

Committed all of the suggested changes except for removing the bootloader reference comments in rules.mk as i think it is handy.

* Update keyboards/dumbo/rules.mk

Removed the bootloader reference as suggested

* Apply clean up of info.json

* Apply suggestions from noroadsleft to support community layout LAYOUT_SPLIT_3x6_4 in the future_4

12 files changed, 933 insertions, 0 deletions

diff --git a/keyboards/dumbo/config.h b/keyboards/dumbo/config.h
new file mode 100644
index 0000000000..07b67d06d3
--- /dev/null
+++ b/keyboards/dumbo/config.h
@@ -0,0 +1,58 @@
+/*
+Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+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      0x25E3
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    trip_trap
+#define PRODUCT         Dumbo
+
+/* key matrix size */
+/* Rows are doubled up */
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 6
+
+// wiring
+#define MATRIX_ROW_PINS { D4, D7, E6, B4 }
+#define MATRIX_COL_PINS { B6, B2, B3, B1, F7, F6}
+#define UNUSED_PINS
+
+#define ENCODERS_PAD_A { F4, C6 }
+#define ENCODERS_PAD_B { F5, B5 }
+#define ENCODERS_PAD_A_RIGHT { F5, B5 }
+#define ENCODERS_PAD_B_RIGHT { F4, C6 }
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+/* define if matrix has ghost (lacks anti-ghosting diodes) */
+//#define MATRIX_HAS_GHOST
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+
+/*
+ * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
+ */
+#define SOFT_SERIAL_PIN D2
+
+/* 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
diff --git a/keyboards/dumbo/dumbo.c b/keyboards/dumbo/dumbo.c
new file mode 100644
index 0000000000..a8c34c1c9e
--- /dev/null
+++ b/keyboards/dumbo/dumbo.c
@@ -0,0 +1,16 @@
+/* Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+ *
+ * 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 "dumbo.h"
diff --git a/keyboards/dumbo/dumbo.h b/keyboards/dumbo/dumbo.h
new file mode 100644
index 0000000000..bd1d02f8ec
--- /dev/null
+++ b/keyboards/dumbo/dumbo.h
@@ -0,0 +1,44 @@
+/* Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+ *
+ * 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 "quantum.h"
+
+/* This a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+
+#define LAYOUT_split_3x6_4( \
+  L00, L01, L02, L03, L04, L05,              R00, R01, R02, R03, R04, R05, \
+  L10, L11, L12, L13, L14, L15,              R10, R11, R12, R13, R14, R15, \
+  L20, L21, L22, L23, L24, L25,              R20, R21, R22, R23, R24, R25, \
+                 L30, L31, L32, L33,    R30, R31, R32, R33 \
+  ) \
+  { \
+    { L00, L01, L02, L03, L04, L05 }, \
+    { L10, L11, L12, L13, L14, L15 }, \
+    { L20, L21, L22, L23, L24, L25 }, \
+    { KC_NO, KC_NO, L30, L31, L32, L33 }, \
+    { R05, R04, R03, R02, R01, R00 }, \
+    { R15, R14, R13, R12, R11, R10 }, \
+    { R25, R24, R23, R22, R21, R20 }, \
+    { KC_NO, KC_NO, R33, R32, R31, R30 } \
+  }
diff --git a/keyboards/dumbo/info.json b/keyboards/dumbo/info.json
new file mode 100644
index 0000000000..900b5bb5ac
--- /dev/null
+++ b/keyboards/dumbo/info.json
@@ -0,0 +1,64 @@
+{
+    "keyboard_name": "Dumbo",
+    "url": "",
+    "maintainer": "adamnaldal",
+    "width": 15.5,
+    "height": 5.25,
+    "layouts": {
+        "LAYOUT_split_3x6_4": {
+            "layout": [
+                {"x":0, "y":1.25},
+                {"x":1, "y":1},
+                {"x":2, "y":0.25},
+                {"x":3, "y":0},
+                {"x":4, "y":0.5},
+                {"x":5, "y":0.75},
+
+                {"x":9.5, "y":0.75},
+                {"x":10.5, "y":0.5},
+                {"x":11.5, "y":0},
+                {"x":12.5, "y":0.25},
+                {"x":13.5, "y":1},
+                {"x":14.5, "y":1.25},
+
+                {"x":0, "y":2.25},
+                {"x":1, "y":2},
+                {"x":2, "y":1.25},
+                {"x":3, "y":1},
+                {"x":4, "y":1.5},
+                {"x":5, "y":1.75},
+
+                {"x":9.5, "y":1.75},
+                {"x":10.5, "y":1.5},
+                {"x":11.5, "y":1},
+                {"x":12.5, "y":1.25},
+                {"x":13.5, "y":2},
+                {"x":14.5, "y":2.25},
+
+                {"x":0, "y":3.25},
+                {"x":1, "y":3},
+                {"x":2, "y":2.25},
+                {"x":3, "y":2},
+                {"x":4, "y":2.5},
+                {"x":5, "y":2.75},
+
+                {"x":9.5, "y":2.75},
+                {"x":10.5, "y":2.5},
+                {"x":11.5, "y":2},
+                {"x":12.5, "y":2.25},
+                {"x":13.5, "y":3},
+                {"x":14.5, "y":3.25},
+
+                {"x":3.25, "y":3.75},
+                {"x":4.25, "y":3.75, "h":1.5},
+                {"x":5.25, "y":3.75, "h":1.5},
+                {"x":6.25, "y":4.25},
+
+                {"x":8.25, "y":4.25},
+                {"x":9.25, "y":3.75, "h":1.5},
+                {"x":10.25, "y":3.75, "h":1.5},
+                {"x":11.25, "y":3.75}
+            ]
+        }
+    }
+}
diff --git a/keyboards/dumbo/keymaps/default/config.h b/keyboards/dumbo/keymaps/default/config.h
new file mode 100644
index 0000000000..3b330ce546
--- /dev/null
+++ b/keyboards/dumbo/keymaps/default/config.h
@@ -0,0 +1,21 @@
+/* Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+ *
+ * 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
+
+// If you are using an Elite C rev3 on the slave side, uncomment the lines below:
+// #define SPLIT_USB_DETECT
+// #define NO_USB_STARTUP_CHECK
diff --git a/keyboards/dumbo/keymaps/default/keymap.c b/keyboards/dumbo/keymaps/default/keymap.c
new file mode 100644
index 0000000000..dfa6a52b91
--- /dev/null
+++ b/keyboards/dumbo/keymaps/default/keymap.c
@@ -0,0 +1,230 @@
+/* Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+ *
+ * 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
+
+enum layers {
+    _QWERTY = 0,
+    _NN,
+    _MS,
+    _SP
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+/*
+ * Base Layer: QWERTY
+ *
+ *     ,-------------------------------------------.                            ,-------------------------------------------.
+ *     |   TAB  |   Q  |   W  |   E  |   R  |   T  |                            |   Y  |   U  |   I  |   O  |   P  |  ESC   |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |   CTRL |   A  |   S  |   D  |   F  |   G  |                            |   H  |   J  |   K  |   L  | ;  : |  ' "   |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     | LShift |   Z  |   X  |   C  |   V  |   B  |                            |   N  |   M  | ,  < | . >  | /  ? |  SHIFT |
+ *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+ *                              | GUI  | Caps | Space| Nav +|         |Media+| Bksp | Enter| AltGr|
+ *                              |      |      |      |Number|         |symbol|      |      |      |
+ *                              `---------------------------'         `---------------------------'
+ */
+    [_QWERTY] = LAYOUT_split_3x6_4(
+      //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+           KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                                 KC_Y,    KC_U,    KC_I,    KC_O,   KC_P,  KC_ESC,
+      //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+          KC_LCTL,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                                 KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,
+      //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+          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_LGUI,  KC_CAPS,   KC_SPC, MO(_NN),     MO(_MS), KC_BSPC,  KC_ENT, KC_RALT
+                                    //`------------------------------------'  '------------------------------------'
+    ),
+  /*
+   * Navigation and Numbers: _NN
+   *
+   *     ,-------------------------------------------.                            ,-------------------------------------------.
+   *     |   TAB  |   1  |   2  |   3  |   4  |   5  |                            |   6  |   7  |   8  |   9  |   0  |  ESC   |
+   *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+   *     |   CTRL |  F1  |  F2  |  F3  |  F4  |  F5  |                            | left | down |  up  | right|      |        |
+   *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+   *     | LShift |  F6  |  F7  |  F8  |  F9  | F10  |                            | home | pgdn | pgup |  end |      |  SHIFT |
+   *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+   *                              | GUI  | Del  | Space| Nav +|         |Media+|Back- | Enter| AltGr|
+   *                              |      |      |      |Number|         |symbol|space |      |      |
+   *                              `---------------------------'         `---------------------------'
+   */
+   [_NN] = LAYOUT_split_3x6_4(
+     //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+          KC_TAB,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                                 KC_6,    KC_7,    KC_8,    KC_9,    KC_0,  KC_ESC,
+     //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+         KC_LCTL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                              KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT, XXXXXXX, XXXXXXX,
+     //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+         KC_LSFT,   KC_F6,   KC_F7,   KC_F8,   KC_F9,  KC_F10,                              KC_HOME, KC_PGDN, KC_PGUP,  KC_END, XXXXXXX, KC_RSFT,
+     //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                       KC_LGUI,  KC_DEL,   KC_SPC, _______,     _______, KC_BSPC,  KC_ENT, KC_RALT
+                                   //`------------------------------------'  '------------------------------------'
+   ),
+ /*
+  * Media and Symbols: _MS
+  *
+  *     ,-------------------------------------------.                            ,-------------------------------------------.
+  *     |   TAB  |   !  |   @  |   #  |   $  |   %  |                            |   ^  |   &  |   *  |   (  |   )  |  ESC   |
+  *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+  *     |   CTRL |      | prev | play | next | vol+ |                            |   -  |   =  |   {  |   }  |  |   |   ´    |
+  *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+  *     | LShift |      |brght-|brght+| mute | vol- |                            |   _  |   +  |   [  |   ]  |  \  |   ~    |
+  *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+  *                              | GUI  | Del  | Space| Nav +|         |Media+| Bksp | Enter| AltGr|
+  *                              |      |      |      |Number|         |symbol|      |      |      |
+  *                              `---------------------------'         `---------------------------'
+  */
+  [_MS] = LAYOUT_split_3x6_4(
+    //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+         KC_TAB, KC_EXLM,   KC_AT, KC_HASH,  KC_DLR, KC_PERC,                              KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN,  KC_ESC,
+    //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+        KC_LCTL, XXXXXXX, KC_MRWD, KC_MPLY, KC_MFFD, KC_VOLU,                              KC_MINS,  KC_EQL, KC_LCBR, KC_RCBR, KC_PIPE,  KC_GRV,
+    //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+        KC_LSFT, XXXXXXX, KC_BRID, KC_BRIU, KC_MUTE, KC_VOLD,                              KC_UNDS, KC_PLUS, KC_LBRC, KC_RBRC, KC_BSLS, KC_TILD,
+    //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                      KC_LGUI,  KC_DEL,   KC_SPC, _______,     _______, KC_BSPC,  KC_ENT, KC_RALT
+                                  //`------------------------------------'  '------------------------------------'
+  ),
+/*
+ * Special functions: _SP
+ *
+ *     ,-------------------------------------------.                            ,-------------------------------------------.
+ *     |   TAB  |      |      |      | RESET|      |                            |      |      |      |      |      |  ESC   |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |   CTRL |      |      | DEBUG|      |      |                            |      |      |      |      |      |        |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     | LShift |      |      |      |      |      |                            |      |      |      |      |      |  SHIFT |
+ *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+ *                              | GUI  | Del  | Space| Nav +|         |Media+| Bksp | Enter| AltGr|
+ *                              |      |      |      |Number|         |symbol|      |      |      |
+ *                              `---------------------------'         `---------------------------'
+ */
+ [_SP] = LAYOUT_split_3x6_4(
+   //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+        KC_TAB, XXXXXXX, XXXXXXX, XXXXXXX,   RESET, XXXXXXX,                              XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_ESC,
+   //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+       KC_LCTL, XXXXXXX, XXXXXXX,   DEBUG, XXXXXXX, XXXXXXX,                              XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+   //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+       KC_LSFT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                              XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_RSFT,
+   //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                     KC_LGUI,  KC_DEL,   KC_SPC, _______,     _______, KC_BSPC,  KC_ENT, KC_RALT
+                                 //`------------------------------------'  '------------------------------------'
+ ),
+
+};
+
+layer_state_t layer_state_set_user(layer_state_t state) {
+    return update_tri_layer_state(state, _NN, _MS, _SP);
+}
+
+#ifdef OLED_DRIVER_ENABLE
+
+static void render_logo(void) {
+    static const char PROGMEM qmk_logo[] = {
+        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, 0x90, 0x91, 0x92, 0x93, 0x94,
+        0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF, 0xB0, 0xB1, 0xB2, 0xB3, 0xB4,
+        0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0x00
+    };
+
+    oled_write_P(qmk_logo, false);
+}
+
+static void print_status_narrow(void) {
+    // Print current mode
+    oled_write_P(PSTR("\n"), false);
+    oled_write_ln_P(PSTR("MODE"), false);
+    oled_write_ln_P(PSTR(""), false);
+
+    oled_write_P(PSTR("\n\n"), false);
+    // Print current layer
+    oled_write_ln_P(PSTR("LAYER"), false);
+    switch (get_highest_layer(layer_state)) {
+        case _QWERTY:
+            oled_write_P(PSTR("Base\n"), false);
+            break;
+        case _NN:
+            oled_write_P(PSTR("Nums\n"), false);
+            break;
+        case _MS:
+            oled_write_P(PSTR("Sym\n"), false);
+            break;
+        case _SP:
+            oled_write_P(PSTR("Spec\n"), false);
+            break;
+        default:
+            oled_write_ln_P(PSTR("Undef\n"), false);
+    }
+    oled_write_P(PSTR("\n\n"), false);
+    led_t led_usb_state = host_keyboard_led_state();
+    oled_write_ln_P(PSTR("CPSLK"), led_usb_state.caps_lock);
+}
+
+oled_rotation_t oled_init_user(oled_rotation_t rotation) {
+    if (is_keyboard_master()) {
+        return OLED_ROTATION_270;
+    }
+    return rotation;
+}
+
+void oled_task_user(void) {
+    if (is_keyboard_master()) {
+        print_status_narrow();
+    } else {
+        render_logo();
+    }
+}
+#endif
+
+#ifdef ENCODER_ENABLE
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) {
+        // master side thumb encoder
+        // Volume control
+        if (clockwise) {
+            tap_code(KC_VOLU);
+        } else {
+            tap_code(KC_VOLD);
+        }
+    }
+    else if (index == 1) {
+        // master side pinky encoder
+        // Page down / Page up
+        if (clockwise) {
+            tap_code(KC_PGDN);
+        } else {
+            tap_code(KC_PGUP);
+        }
+    }
+    else if (index == 2) {
+        // minion side thumb encoder
+        // Next track / Previous track
+        if (clockwise) {
+            tap_code(KC_MFFD);
+        } else {
+            tap_code(KC_MRWD);
+        }
+    }
+    else if (index == 3) {
+        // minion side pinky encoder
+        // Page end / Page home
+        if (clockwise) {
+            tap_code(KC_END);
+        } else {
+            tap_code(KC_HOME);
+        }
+    }
+}
+#endif
diff --git a/keyboards/dumbo/keymaps/default/rules.mk b/keyboards/dumbo/keymaps/default/rules.mk
new file mode 100644
index 0000000000..16913b421c
--- /dev/null
+++ b/keyboards/dumbo/keymaps/default/rules.mk
@@ -0,0 +1,2 @@
+OLED_DRIVER_ENABLE = yes   # Enables the use of OLED displays
+ENCODER_ENABLE = yes       # Enables the use of one or more encoders
diff --git a/keyboards/dumbo/keymaps/trip-trap/config.h b/keyboards/dumbo/keymaps/trip-trap/config.h
new file mode 100644
index 0000000000..7f713e4a3d
--- /dev/null
+++ b/keyboards/dumbo/keymaps/trip-trap/config.h
@@ -0,0 +1,27 @@
+/* Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+ *
+ * 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
+
+// Tapping term is ever so slightly lowered from the 200ms default to make layer and mod usage more snappy.
+#define TAPPING_TERM 200
+
+// Prevent normal rollover on alphas from accidentally triggering mods.
+#define IGNORE_MOD_TAP_INTERRUPT
+
+// If you are using an Elite C rev3 on the slave side, uncomment the lines below:
+// #define SPLIT_USB_DETECT
+// #define NO_USB_STARTUP_CHECK
diff --git a/keyboards/dumbo/keymaps/trip-trap/keymap.c b/keyboards/dumbo/keymaps/trip-trap/keymap.c
new file mode 100644
index 0000000000..4e73fdaa0e
--- /dev/null
+++ b/keyboards/dumbo/keymaps/trip-trap/keymap.c
@@ -0,0 +1,428 @@
+/* Copyright 2020 Adam Naldal <adamnaldal@gmail.com>
+ *
+ * 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
+#include "keymap_danish.h"
+#include <stdio.h>
+
+enum layers {
+    _QWERTY = 0,
+    _COLEMAK,
+    _NN,
+    _MS,
+    _SP
+};
+
+// Default layer switching
+#define QWERT DF(_QWERTY)
+#define COLEM DF(_COLEMAK)
+
+// Layer tap codes
+#define LT_SPC LT(_NN, KC_SPC)
+#define LT_TAB LT(_MS, KC_TAB)
+#define LT_ENT LT(_MS, KC_ENT)
+#define LT_BSPC LT(_NN, KC_BSPC)
+
+// Qwerty homerow mods
+#define A_CTL LCTL_T(KC_A)
+#define S_ALT LALT_T(KC_S)
+#define D_GUI LGUI_T(KC_D)
+#define F_SFT LSFT_T(KC_F)
+#define J_SFT RSFT_T(KC_J)
+#define K_GUI RGUI_T(KC_K)
+#define L_ALT RALT_T(KC_L)
+#define AE_CTL RCTL_T(DK_AE)
+
+// Colemak homerow mods
+#define R_ALT LALT_T(KC_R)
+#define S_GUI LGUI_T(KC_S)
+#define T_SFT LSFT_T(KC_T)
+#define N_SFT RSFT_T(KC_N)
+#define E_GUI RGUI_T(KC_E)
+#define I_ALT RALT_T(KC_I)
+#define O_CTL RCTL_T(KC_O)
+
+// Navigation and numbers homerow mods
+#define RGHT_SFT LSFT_T(KC_RGHT)
+#define DOWN_GUI LGUI_T(KC_DOWN)
+#define LEFT_ALT LALT_T(KC_LEFT)
+#define N4_SFT RSFT_T(KC_4)
+#define N5_GUI RGUI_T(KC_5)
+#define N6_ALT RALT_T(KC_6)
+#define OE_CTL RCTL_T(DK_OSTR)
+
+// Undefined or wrong symbols (homebrew)
+#define HB_LCBR S(A(KC_8))  // {
+#define HB_RCBR S(A(KC_9))  // }
+#define HB_LABR KC_GRV      // <
+#define HB_RABR S(KC_GRV)   // >
+#define HB_USD KC_NUBS      // $
+#define HB_PRGF S(KC_NUBS)  // §
+#define HB_AT A(KC_NUHS)    // @
+#define HB_EUR S(KC_4)      // €
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+/*
+ * Base Layer: QWERTY
+ *
+ *     ,-------------------------------------------.                            ,-------------------------------------------.
+ *     |        |   Q  |   W  |   E  |   R  |   T  |                            |   Y  |   U  |   I  |   O  |   P  |    Å   |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |        |   A  |   S  |   D  |   F  |   G  |                            |   H  |   J  |   K  |   L  |   Æ  |    Ø   |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |        |   Z  |   X  |   C  |   V  |   B  |                            |   N  |   M  | ,  ; | . :  | -  _ |        |
+ *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+ *                              | MUTE | Esc  | Space|  Tab |         | Enter| Bksp | Caps| PLAY|
+ *                              |(enc) |      |  _NN |  _MS |         | _MS  | _NN  |      |(enc)|
+ *                              `---------------------------'         `---------------------------'
+ */
+    [_QWERTY] = LAYOUT_split_3x6_4(
+      //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+          XXXXXXX,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                                 KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, DK_ARNG,
+      //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+          XXXXXXX,   A_CTL,   S_ALT,   D_GUI,   F_SFT,    KC_G,                                 KC_H,   J_SFT,   K_GUI,   L_ALT,  AE_CTL, DK_OSTR,
+      //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+          XXXXXXX,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                                 KC_N,    KC_M, KC_COMM,  KC_DOT, DK_MINS, XXXXXXX,
+      //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                        KC_MUTE,  KC_ESC,  LT_SPC,   LT_TAB,      LT_ENT, LT_BSPC, KC_CAPS, KC_MPLY
+                                    //`------------------------------------'  '------------------------------------'
+    ),
+/*
+ * Base Layer: COLEMAK
+ *
+ *     ,-------------------------------------------.                            ,-------------------------------------------.
+ *     |        |   Q  |   W  |   F  |   P  |   B  |                            |   J  |   L  |   U  |   Y  |   Å  |        |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |        |   A  |   R  |   S  |   T  |   G  |                            |   M  |   N  |   E  |   I  |   O  |        |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |        |   Z  |   X  |   C  |   D  |   V  |                            |   K  |   H  | ,  ; | . :  |   Æ  |        |
+ *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+ *                              | MUTE | Esc  | Space|  Tab |         | Enter| Bksp | Caps |  PLAY|
+ *                              |(enc) |      |  _NN |  _MS |         | _MS  | _NN  |      | (enc)|
+ *                              `---------------------------'         `---------------------------'
+ */
+    [_COLEMAK] = LAYOUT_split_3x6_4(
+      //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+          XXXXXXX,    KC_Q,    KC_W,    KC_F,    KC_P,    KC_B,                                 KC_J,    KC_L,    KC_U,    KC_Y, DK_ARNG, XXXXXXX,
+      //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+          XXXXXXX,   A_CTL,   R_ALT,   S_GUI,   T_SFT,    KC_G,                                 KC_M,   N_SFT,   E_GUI,   I_ALT,   O_CTL, XXXXXXX,
+      //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+          XXXXXXX,    KC_Z,    KC_X,    KC_C,    KC_D,    KC_V,                                 KC_K,    KC_H, KC_COMM,  KC_DOT,   DK_AE, XXXXXXX,
+      //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                        KC_MUTE,  KC_ESC,  LT_SPC,   LT_TAB,      LT_ENT, LT_BSPC, KC_CAPS, KC_MPLY
+                                    //`------------------------------------'  '------------------------------------'
+    ),
+  /*
+   * Navigation and Numbers: _NN
+   *
+   *     ,-------------------------------------------.                            ,-------------------------------------------.
+   *     |        |      | Home |  Up  |  End | pgUp |                            |   *  |   7  |   8  |   9  |  +   |        |
+   *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+   *     |        |      | Left | Down | Right| pgDwn|                            |   /  |   4  |   5  |   6  |  Ø   |        |
+   *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+   *     |        |      | Cut  | Copy |      | Paste|                            |   =  |   1  |   2  |   3  |  -   |        |
+   *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+   *                              | MUTE | Del  | Space|  Tab |         | Enter| Bksp |   0  | PLAY |
+   *                              |(enc) |      |  _NN |  _MS |         | _MS  | _NN  |      |(enc) |
+   *                              `---------------------------'         `---------------------------'
+   */
+   [_NN] = LAYOUT_split_3x6_4(
+     //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+         XXXXXXX, XXXXXXX, KC_HOME,   KC_UP,  KC_END, KC_PGUP,                              DK_ASTR,    KC_7,    KC_8,    KC_9, DK_PLUS, XXXXXXX,
+     //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+         XXXXXXX, KC_LCTL,LEFT_ALT,DOWN_GUI,RGHT_SFT, KC_PGDN,                              DK_SLSH,  N4_SFT,  N5_GUI,  N6_ALT,  OE_CTL, XXXXXXX,
+     //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+         XXXXXXX, XXXXXXX, G(KC_X), G(KC_C), XXXXXXX, G(KC_V),                               DK_EQL,    KC_1,    KC_2,    KC_3, DK_MINS, XXXXXXX,
+     //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                       KC_MUTE,  KC_DEL,  _______, _______,     _______, _______,    KC_0, KC_MPLY
+                                   //`------------------------------------'  '------------------------------------'
+   ),
+ /*
+  * Media and Symbols: _MS
+  *
+  *     ,-------------------------------------------.                            ,-------------------------------------------.
+  *     |        |      |      |   [  |   ]  |  F1  |                            |   $  |   /  |   (  |   )  |   ?  |        |
+  *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+  *     |        |brght-|brght+|   {  |   }  |  F2  |                            |   @  |   €  |   %  |   &  |   '  |        |
+  *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+  *     |        |      |      |   <  |   >  |  F3  |                            |   §  |   !  |   "  |   #  |   _  |        |
+  *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+  *                              | MUTE | Esc  | Space|  Tab |         | Enter| Bksp | Caps |  PLAY|
+  *                              |(enc) |      |  _NN |  _MS |         | _MS  | _NN  |      | (enc)|
+  *                              `---------------------------'         `---------------------------'
+  */
+  [_MS] = LAYOUT_split_3x6_4(
+    //,-----------------------------------------------------.                            ,-----------------------------------------------------.
+        XXXXXXX, XXXXXXX, XXXXXXX, DK_LBRC, DK_RBRC,   KC_F1,                               HB_USD, DK_SLSH, DK_LPRN, DK_RPRN, DK_QUES, XXXXXXX,
+    //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+        XXXXXXX, KC_BRID, KC_BRIU, HB_LCBR, HB_RCBR,   KC_F2,                                HB_AT,  HB_EUR, DK_PERC, DK_AMPR, DK_QUOT, XXXXXXX,
+    //|--------+--------+--------+--------+--------+--------|                            |--------+--------+--------+--------+--------+--------|
+        XXXXXXX, XXXXXXX, XXXXXXX, HB_LABR, HB_RABR,  KC_F3,                               HB_PRGF, DK_EXLM, DK_DQUO, DK_HASH, DK_UNDS, XXXXXXX,
+    //|--------+--------+-----------⫟--------⫟--------⫟--------⫟--------.   .--------⫟--------⫟--------⫟--------⫟-----------+--------+--------|
+                                      KC_MUTE,  KC_ESC,  _______, _______,     _______, _______, KC_CAPS, KC_MPLY
+                                  //`------------------------------------'  '------------------------------------'
+  ),
+/*
+ * Special functions: _SP
+ *
+ *     ,-------------------------------------------.                            ,-------------------------------------------.
+ *     |        |QWERTY|      |      | RESET|      |                            |      |      |      |      |      |        |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |        |      |      | DEBUG|      |      |                            |      |      |      |      |      |        |
+ *     |--------+------+------+------+------+------|                            |------+------+------+------+------+--------|
+ *     |        |      |      |COLEMK|      |      |                            |      |      |      |      |      |        |
+ *     `------------------------⫟------⫟------⫟------⫟------.         ,-----⫟------⫟------⫟------⫟-------------------------'
+ *                              | GUI  | Del  | Space| Nav +|         |Media+| Bksp | Enter| AltGr|
+ *                              |      |      |      |Number|         |symbol|      |      |      |
+ *                              `---------------------------'         `---------------------------'
+ */