[Keyboard] Add FoldKB (#12255)

Co-authored-by: Ryan <fauxpark@gmail.com>

14 files changed, 437 insertions, 0 deletions

diff --git a/keyboards/keebio/foldkb/.noci b/keyboards/keebio/foldkb/.noci
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/keyboards/keebio/foldkb/.noci
diff --git a/keyboards/keebio/foldkb/config.h b/keyboards/keebio/foldkb/config.h
new file mode 100644
index 000000000..d4a20c4bc
--- /dev/null
+++ b/keyboards/keebio/foldkb/config.h
@@ -0,0 +1,19 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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"
diff --git a/keyboards/keebio/foldkb/foldkb.c b/keyboards/keebio/foldkb/foldkb.c
new file mode 100644
index 000000000..97641bf99
--- /dev/null
+++ b/keyboards/keebio/foldkb/foldkb.c
@@ -0,0 +1,17 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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 "foldkb.h"
diff --git a/keyboards/keebio/foldkb/foldkb.h b/keyboards/keebio/foldkb/foldkb.h
new file mode 100644
index 000000000..bd02a4ef9
--- /dev/null
+++ b/keyboards/keebio/foldkb/foldkb.h
@@ -0,0 +1,23 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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"
+
+#ifdef KEYBOARD_keebio_foldkb_rev1
+    #include "rev1.h"
+#endif
diff --git a/keyboards/keebio/foldkb/info.json b/keyboards/keebio/foldkb/info.json
new file mode 100644
index 000000000..cf248ae48
--- /dev/null
+++ b/keyboards/keebio/foldkb/info.json
@@ -0,0 +1,89 @@
+{
+    "keyboard_name": "FoldKB",
+    "url": "https://keeb.io",
+    "maintainer": "nooges",
+    "width": 17.5,
+    "height": 5,
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                { "label": "Mute", "x": 0, "y": 0 },
+                { "label": "Esc", "x": 1.25, "y": 0 },
+                { "label": "~", "x": 2.25, "y": 0 },
+                { "label": "1", "x": 3.25, "y": 0 },
+                { "label": "2", "x": 4.25, "y": 0 },
+                { "label": "3", "x": 5.25, "y": 0 },
+                { "label": "4", "x": 6.25, "y": 0 },
+                { "label": "5", "x": 7.25, "y": 0 },
+                { "label": "6", "x": 9, "y": 0 },
+                { "label": "7", "x": 10, "y": 0 },
+                { "label": "8", "x": 11, "y": 0 },
+                { "label": "9", "x": 12, "y": 0 },
+                { "label": "0", "x": 13, "y": 0 },
+                { "label": "-", "x": 14, "y": 0 },
+                { "label": "=", "x": 15, "y": 0 },
+                { "label": "Bksp", "x": 16, "y": 0 },
+
+                { "label": "Home", "x": 0, "y": 1 },
+                { "label": "Tab", "x": 1.75, "y": 1, "w": 1.5 },
+                { "label": "Q", "x": 3.25, "y": 1 },
+                { "label": "W", "x": 4.25, "y": 1 },
+                { "label": "E", "x": 5.25, "y": 1 },
+                { "label": "R", "x": 6.25, "y": 1 },
+                { "label": "T", "x": 7.25, "y": 1 },
+                { "label": "Y", "x": 9, "y": 1 },
+                { "label": "U", "x": 10, "y": 1 },
+                { "label": "I", "x": 11, "y": 1 },
+                { "label": "O", "x": 12, "y": 1 },
+                { "label": "P", "x": 13, "y": 1 },
+                { "label": "[", "x": 14, "y": 1 },
+                { "label": "]", "x": 15, "y": 1 },
+                { "label": "\\", "x": 16, "y": 1, "w": 1.5 },
+
+                { "label": "End", "x": 0, "y": 2 },
+                { "label": "Caps", "x": 1.5, "y": 2, "w": 1.75 },
+                { "label": "A", "x": 3.25, "y": 2 },
+                { "label": "S", "x": 4.25, "y": 2 },
+                { "label": "D", "x": 5.25, "y": 2 },
+                { "label": "F", "x": 6.25, "y": 2 },
+                { "label": "G", "x": 7.25, "y": 2 },
+                { "label": "H", "x": 9, "y": 2 },
+                { "label": "J", "x": 10, "y": 2 },
+                { "label": "K", "x": 11, "y": 2 },
+                { "label": "L", "x": 12, "y": 2 },
+                { "label": ";", "x": 13, "y": 2 },
+                { "label": "'", "x": 14, "y": 2 },
+                { "label": "Enter", "x": 15, "y": 2, "w": 2.25 },
+
+                { "label": "PgUp", "x": 0, "y": 3 },
+                { "label": "Shift", "x": 1, "y": 3, "w": 2.25 },
+                { "label": "Z", "x": 3.25, "y": 3 },
+                { "label": "X", "x": 4.25, "y": 3 },
+                { "label": "C", "x": 5.25, "y": 3 },
+                { "label": "V", "x": 6.25, "y": 3 },
+                { "label": "B", "x": 7.25, "y": 3 },
+                { "label": "N", "x": 9, "y": 3 },
+                { "label": "M", "x": 10, "y": 3 },
+                { "label": ",", "x": 11, "y": 3 },
+                { "label": ".", "x": 12, "y": 3 },
+                { "label": "/", "x": 13, "y": 3 },
+                { "label": "Shift", "x": 14, "y": 3, "w": 1.75 },
+                { "label": "Fn1", "x": 15.75, "y": 3 },
+
+                { "label": "PgDn", "x": 0, "y": 4 },
+                { "label": "Ctrl", "x": 1.5, "y": 4, "w": 1.25 },
+                { "label": "Win", "x": 2.75, "y": 4, "w": 1.25 },
+                { "label": "Alt", "x": 4, "y": 4, "w": 1.25 },
+                { "label": "Fn1", "x": 5.25, "y": 4 },
+                { "label": "Space", "x": 6.25, "y": 4 },
+                { "label": "Space", "x": 7.25, "y": 4 },
+                { "label": "Space", "x": 9, "y": 4, "w": 1.25 },
+                { "label": "Space", "x": 10.25, "y": 4, "w": 1.5 },
+                { "label": "Alt", "x": 11.75, "y": 4, "w": 1.25 },
+                { "label": "Win", "x": 13, "y": 4, "w": 1.25 },
+                { "label": "Menu", "x": 14.25, "y": 4, "w": 1.25 },
+                { "label": "Ctrl", "x": 15.5, "y": 4, "w": 1.25 }
+            ]
+        }
+    }
+}
diff --git a/keyboards/keebio/foldkb/keymaps/default/keymap.c b/keyboards/keebio/foldkb/keymaps/default/keymap.c
new file mode 100644
index 000000000..9d339080f
--- /dev/null
+++ b/keyboards/keebio/foldkb/keymaps/default/keymap.c
@@ -0,0 +1,50 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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_MUTE, KC_ESC,  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, MO(1),
+    KC_PGDN,          KC_LCTL, KC_LGUI, KC_LALT, MO(1),   KC_SPC,  KC_SPC,      KC_SPC,  KC_SPC,  KC_RALT, KC_RGUI, KC_MENU, KC_RCTL
+  ),
+  [1] = LAYOUT(
+    KC_MUTE, RESET,   _______, RGB_HUD, RGB_HUI, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______, KC_DEL,
+    BL_STEP,          _______, RGB_SAD, RGB_SAI, _______, _______, _______,     _______, KC_7,    KC_8,    KC_9,    _______, _______, _______, _______,
+    RGB_MOD,          _______, RGB_VAD, RGB_VAI, _______, _______, _______,     _______, KC_4,    KC_5,    KC_6,    _______, _______,          _______,
+    KC_VOLU,          _______, _______, _______, _______, _______, _______,     _______, KC_1,    KC_2,    KC_3,    _______, _______, _______,
+    KC_VOLD,          _______, _______, _______, _______, _______, _______,     _______, KC_0,    _______, _______, _______, _______
+  ),
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) {
+        if (clockwise) {
+            tap_code(KC_VOLU);
+        } else {
+            tap_code(KC_VOLD);
+        }
+    } else if (index == 1) {
+        if (clockwise) {
+            tap_code(KC_PGDN);
+        } else {
+            tap_code(KC_PGUP);
+        }
+    }
+}
diff --git a/keyboards/keebio/foldkb/keymaps/via/keymap.c b/keyboards/keebio/foldkb/keymaps/via/keymap.c
new file mode 100644
index 000000000..f7f19ea7c
--- /dev/null
+++ b/keyboards/keebio/foldkb/keymaps/via/keymap.c
@@ -0,0 +1,64 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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_MUTE, KC_ESC,  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, MO(1),
+    KC_PGDN,          KC_LCTL, KC_LGUI, KC_LALT, MO(1),   KC_SPC,  KC_SPC,      KC_SPC,  KC_SPC,  KC_RALT, KC_RGUI, KC_MENU, KC_RCTL
+  ),
+  [1] = LAYOUT(
+    KC_MUTE, RESET,   _______, RGB_HUD, RGB_HUI, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______, KC_DEL,
+    BL_STEP,          _______, RGB_SAD, RGB_SAI, _______, _______, _______,     _______, KC_7,    KC_8,    KC_9,    _______, _______, _______, _______,
+    RGB_MOD,          _______, RGB_VAD, RGB_VAI, _______, _______, _______,     _______, KC_4,    KC_5,    KC_6,    _______, _______,          _______,
+    KC_VOLU,          _______, _______, _______, _______, _______, _______,     _______, KC_1,    KC_2,    KC_3,    _______, _______, _______,
+    KC_VOLD,          _______, _______, _______, _______, _______, _______,     _______, KC_0,    _______, _______, _______, _______
+  ),
+  [2] = LAYOUT(
+    _______, _______, _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______, _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______, _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______,          _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______
+  ),
+  [3] = LAYOUT(
+    _______, _______, _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______, _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______, _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______,          _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______, _______,
+    _______,          _______, _______, _______, _______, _______, _______,     _______, _______, _______, _______, _______, _______
+  )
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) {
+        if (clockwise) {
+            tap_code(KC_VOLU);
+        } else {
+            tap_code(KC_VOLD);
+        }
+    } else if (index == 1) {
+        if (clockwise) {
+            tap_code(KC_PGDN);
+        } else {
+            tap_code(KC_PGUP);
+        }
+    }
+}
diff --git a/keyboards/keebio/foldkb/keymaps/via/rules.mk b/keyboards/keebio/foldkb/keymaps/via/rules.mk
new file mode 100644
index 000000000..4b1bcabda
--- /dev/null
+++ b/keyboards/keebio/foldkb/keymaps/via/rules.mk
@@ -0,0 +1,3 @@
+VIA_ENABLE = yes
+CONSOLE_ENABLE = yes
+LTO_ENABLE = yes
diff --git a/keyboards/keebio/foldkb/readme.md b/keyboards/keebio/foldkb/readme.md
new file mode 100644
index 000000000..2ac505120
--- /dev/null
+++ b/keyboards/keebio/foldkb/readme.md
@@ -0,0 +1,19 @@
+# FoldKB
+
+A split 60% ortholinear keyboard that uses a standard keyset, made and sold by Keebio. [More info at Keebio](https://keeb.io).
+Layout design by friglesnart.
+
+* Keyboard Maintainer: [Bakingpy/nooges](https://github.com/nooges)
+* Hardware Availability: [Keebio](https://keeb.io/)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make keebio/foldkb/rev1:default
+
+Example of flashing this keyboard:
+
+    make keebio/foldkb/rev1: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).
+
+A build guide for this keyboard can be found here: [Keebio Build Guides](https://docs.keeb.io)
diff --git a/keyboards/keebio/foldkb/rev1/config.h b/keyboards/keebio/foldkb/rev1/config.h
new file mode 100644
index 000000000..ab4751f1f
--- /dev/null
+++ b/keyboards/keebio/foldkb/rev1/config.h
@@ -0,0 +1,58 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xCB10
+#define PRODUCT_ID      0x1258
+#define DEVICE_VER      0x0100
+#define MANUFACTURER    Keebio
+#define PRODUCT         FoldKB Rev. 1
+
+/* key matrix size */
+// Rows are doubled-up
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 8
+
+#define DIODE_DIRECTION COL2ROW
+// wiring of each half
+#define MATRIX_ROW_PINS { B1, B2, C7, B4, D7 }
+#define MATRIX_COL_PINS { F4, F1, F0, B7, B3, D2, D3, D5 }
+#define SPLIT_HAND_PIN F7
+#define ENCODERS_PAD_A { F5 }
+#define ENCODERS_PAD_B { F6 }
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+#define BACKLIGHT_PIN B5
+
+/* serial.c configuration for split keyboard */
+#define SOFT_SERIAL_PIN D0
+
+/* 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
+
+/* ws2812 RGB LED */
+#define RGB_DI_PIN E6
+#define RGBLIGHT_ANIMATIONS
+#define RGBLED_NUM 16    // Number of LEDs
+#define RGBLED_SPLIT { 8, 8 }
+#define RGBLIGHT_LED_MAP { 0, 1, 2, 3, 12, 13, 14, 15, 4, 5, 6, 7, 8, 9, 10, 11 }
+#define RGBLIGHT_DEFAULT_MODE (RGBLIGHT_MODE_RAINBOW_SWIRL + 2)
diff --git a/keyboards/keebio/foldkb/rev1/rev1.c b/keyboards/keebio/foldkb/rev1/rev1.c
new file mode 100644
index 000000000..bab267400
--- /dev/null
+++ b/keyboards/keebio/foldkb/rev1/rev1.c
@@ -0,0 +1,26 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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 "foldkb.h"
+
+void eeconfig_init_kb(void) {
+#ifdef BACKLIGHT_ENABLE
+    backlight_enable();
+    backlight_level(3);
+#endif
+    eeconfig_update_kb(0);
+    eeconfig_init_user();
+}
diff --git a/keyboards/keebio/foldkb/rev1/rev1.h b/keyboards/keebio/foldkb/rev1/rev1.h
new file mode 100644
index 000000000..d07152538
--- /dev/null
+++ b/keyboards/keebio/foldkb/rev1/rev1.h
@@ -0,0 +1,40 @@
+/* Copyright 2021 Danny Nguyen <danny@keeb.io>
+
+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 "foldkb.h"
+#include "quantum.h"
+
+#define LAYOUT( \
+    LA1, LA2, LA3, LA4, LA5, LA6, LA7, LA8, RA1, RA2, RA3, RA4, RA5, RA6, RA7, RA8, \
+    LB1,      LB3, LB4, LB5, LB6, LB7, LB8, RB1, RB2, RB3, RB4, RB5, RB6, RB7, RB8, \
+    LC1,      LC3, LC4, LC5, LC6, LC7, LC8, RC1, RC2, RC3, RC4, RC5, RC6,      RC8, \
+    LD1,      LD3, LD4, LD5, LD6, LD7, LD8, RD1, RD2, RD3, RD4, RD5, RD6,      RD8, \
+    LE1,      LE3, LE4, LE5, LE6, LE7, LE8, RE1, RE2,      RE4, RE5, RE6,      RE8 \
+  ) \
+  { \
+    { LA1, LA2, LA3, LA4, LA5, LA6, LA7, LA8 }, \
+    { LB1, KC_NO, LB3, LB4, LB5, LB6, LB7, LB8 }, \
+    { LC1, KC_NO, LC3, LC4, LC5, LC6, LC7, LC8 }, \
+    { LD1, KC_NO, LD3, LD4, LD5, LD6, LD7, LD8 }, \
+    { LE1, KC_NO, LE3, LE4, LE5, LE6, LE7, LE8 }, \
+    { RA1, RA2, RA3, RA4, RA5, RA6, RA7, RA8 }, \
+    { RB1, RB2, RB3, RB4, RB5, RB6, RB7, RB8 }, \
+    { RC1, RC2, RC3, RC4, RC5, RC6, KC_NO, RC8 }, \
+    { RD1, RD2, RD3, RD4, RD5, RD6, KC_NO, RD8 }, \
+    { RE1, RE2, KC_NO, RE4, RE5, RE6, KC_NO, RE8 }, \
+  }
diff --git a/keyboards/keebio/foldkb/rev1/rules.mk b/keyboards/keebio/foldkb/rev1/rules.mk
new file mode 100644
index 000000000..32e788159
--- /dev/null
+++ b/keyboards/keebio/foldkb/rev1/rules.mk
@@ -0,0 +1,3 @@
+BACKLIGHT_ENABLE = yes
+RGBLIGHT_ENABLE = yes
+ENCODER_ENABLE = yes
diff --git a/keyboards/keebio/foldkb/rules.mk b/keyboards/keebio/foldkb/rules.mk
new file mode 100644
index 000000000..4f3a43261
--- /dev/null
+++ b/keyboards/keebio/foldkb/rules.mk
@@ -0,0 +1,26 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = atmel-dfu
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = no        # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = yes        # Console for debug
+COMMAND_ENABLE = no         # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = no            # USB Nkey Rollover
+BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
+LTO_ENABLE = yes
+SPLIT_KEYBOARD = yes
+
+DEFAULT_FOLDER = keebio/foldkb/rev1