[Keyboard] Add barleycorn smd keyboard (#12200)

14 files changed, 797 insertions, 0 deletions

diff --git a/keyboards/barleycorn_smd/barleycorn_smd.c b/keyboards/barleycorn_smd/barleycorn_smd.c
new file mode 100644
index 0000000000..d70689d8fe
--- /dev/null
+++ b/keyboards/barleycorn_smd/barleycorn_smd.c
@@ -0,0 +1,16 @@
+/* Copyright 2021 Matthew Dias
+ *
+ * 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 "barleycorn_smd.h"
diff --git a/keyboards/barleycorn_smd/barleycorn_smd.h b/keyboards/barleycorn_smd/barleycorn_smd.h
new file mode 100644
index 0000000000..926b67b379
--- /dev/null
+++ b/keyboards/barleycorn_smd/barleycorn_smd.h
@@ -0,0 +1,63 @@
+/* Copyright 2021 Matthew Dias
+ *
+ * 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
+
+#define XXX KC_NO
+
+#include "quantum.h"
+
+#define LAYOUT_all( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K1D,                K0E, K0F, K0G, K0H, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K2C,                     K1E, K1F, K1G, K1H, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B,      K2D,                     K2E, K2F, K2G, K2H, \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,    K3C,             K3D,      K3E, K3F, K3G, K3H, \
+    K40, K41, K42,                K46,                          K4A, K4B,      K4C, K4D, K4E,      K4F, K4G, K4H  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, K0H }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, K1F, K1G, K1H }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K2E, K2F, K2G, K2H }, \
+    { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K3E, K3F, K3G, K3H }, \
+    { K40, K41, K42, XXX, XXX, XXX, K46, XXX, XXX, XXX, K4A, K4B, K4C, K4D, K4E, K4F, K4G, K4H }  \
+}
+
+#define LAYOUT_ansi( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K1D,                K0E, K0F, K0G, K0H, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K2C,                     K1E, K1F, K1G, K1H, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B,      K2D,                     K2E, K2F, K2G, K2H, \
+    K30,      K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,    K3C,             K3D,      K3E, K3F, K3G, K3H, \
+    K40, K41, K42,                K46,                          K4A, K4B,      K4C, K4D, K4E,      K4F, K4G, K4H  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, K0H }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, K1F, K1G, K1H }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K2E, K2F, K2G, K2H }, \
+    { K30, XXX, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K3E, K3F, K3G, K3H }, \
+    { K40, K41, K42, XXX, XXX, XXX, K46, XXX, XXX, XXX, K4A, K4B, K4C, K4D, K4E, K4F, K4G, K4H }  \
+}
+
+#define LAYOUT_iso( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K1D,                K0E, K0F, K0G, K0H, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C,                          K1E, K1F, K1G, K1H, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D,                     K2E, K2F, K2G, K2H, \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,    K3C,             K3D,      K3E, K3F, K3G, K3H, \
+    K40, K41, K42,                K46,                          K4A, K4B,      K4C, K4D, K4E,      K4F, K4G, K4H  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, K0H }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, K1F, K1G, K1H }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K2E, K2F, K2G, K2H }, \
+    { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K3E, K3F, K3G, K3H }, \
+    { K40, K41, K42, XXX, XXX, XXX, K46, XXX, XXX, XXX, K4A, K4B, K4C, K4D, K4E, K4F, K4G, K4H }  \
+}
diff --git a/keyboards/barleycorn_smd/config.h b/keyboards/barleycorn_smd/config.h
new file mode 100644
index 0000000000..2ac86bf8a8
--- /dev/null
+++ b/keyboards/barleycorn_smd/config.h
@@ -0,0 +1,111 @@
+/*
+Copyright 2021 Matthew Dias
+
+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"
+
+#define VENDOR_ID       0x7033
+#define PRODUCT_ID      0x4749
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    P3D Store
+#define PRODUCT         Barleycorn SMD
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 18
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+ */
+
+/* A Custom matrix.c is used to poll the port expander C6 shows that the pins are hardwired there */
+#define MATRIX_ROW_PINS { F5, F4, F1, F0, F6 }
+#define MATRIX_COL_PINS { D4, D6, D7, B4, B5, B6, C6, C7, D5, D5, D5, D5, D5, D5, D5, D5, D5, D5 }
+#define UNUSED_PINS
+#define PORT_EXPANDER_ADDRESS 0x20
+
+#define RGB_DI_PIN E6
+#define RGBLED_NUM 15
+#define RGBLIGHT_ANIMATIONS
+#define RGBLIGHT_LED_MAP { 0, 1, 2, 3, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 5 }
+
+#define LED_CAPS_LOCK_PIN B2
+#define LED_NUM_LOCK_PIN B3
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define USB_MAX_POWER_CONSUMPTION 400
+
+
+/* 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
+
+/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
+ * This is userful for the Windows task manager shortcut (ctrl+shift+esc).
+ */
+// #define GRAVE_ESC_CTRL_OVERRIDE
+
+/*
+ * Force NKRO
+ *
+ * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
+ * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
+ * makefile for this to work.)
+ *
+ * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
+ * until the next keyboard reset.
+ *
+ * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
+ * fully operational during normal computer usage.
+ *
+ * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
+ * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
+ * bootmagic, NKRO mode will always be enabled until it is toggled again during a
+ * power-up.
+ *
+ */
+//#define FORCE_NKRO
+
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+//#define NO_DEBUG
+
+/* disable print */
+//#define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION
diff --git a/keyboards/barleycorn_smd/info.json b/keyboards/barleycorn_smd/info.json
new file mode 100644
index 0000000000..c33f77a9b1
--- /dev/null
+++ b/keyboards/barleycorn_smd/info.json
@@ -0,0 +1,283 @@
+{
+    "keyboard_name": "Barleycorn SMD",
+    "maintainer": "matthewdias",
+    "width": 19.5,
+    "height": 5,
+    "layouts": {
+        "LAYOUT_all": {
+            "layout": [
+                { "label": "0,0", "x": 0, "y": 0 },
+                { "label": "0,1", "x": 1, "y": 0 },
+                { "label": "0,2", "x": 2, "y": 0 },
+                { "label": "0,3", "x": 3, "y": 0 },
+                { "label": "0,4", "x": 4, "y": 0 },
+                { "label": "0,5", "x": 5, "y": 0 },
+                { "label": "0,6", "x": 6, "y": 0 },
+                { "label": "0,7", "x": 7, "y": 0 },
+                { "label": "0,8", "x": 8, "y": 0 },
+                { "label": "0,9", "x": 9, "y": 0 },
+                { "label": "0,10", "x": 10, "y": 0 },
+                { "label": "0,11", "x": 11, "y": 0 },
+                { "label": "0,12", "x": 12, "y": 0 },
+                { "label": "0,13", "x": 13, "y": 0 },
+                { "label": "1,13", "x": 14, "y": 0 },
+                { "label": "0,14", "x": 15.5, "y": 0 },
+                { "label": "0,15", "x": 16.5, "y": 0 },
+                { "label": "0,16", "x": 17.5, "y": 0 },
+                { "label": "0,17", "x": 18.5, "y": 0 },
+
+                { "label": "1,0", "x": 0, "y": 1, "w": 1.5 },
+                { "label": "1,1", "x": 1.5, "y": 1 },
+                { "label": "1,2", "x": 2.5, "y": 1 },
+                { "label": "1,3", "x": 3.5, "y": 1 },
+                { "label": "1,4", "x": 4.5, "y": 1 },
+                { "label": "1,5", "x": 5.5, "y": 1 },
+                { "label": "1,6", "x": 6.5, "y": 1 },
+                { "label": "1,7", "x": 7.5, "y": 1 },
+                { "label": "1,8", "x": 8.5, "y": 1 },
+                { "label": "1,9", "x": 9.5, "y": 1 },
+                { "label": "1,10", "x": 10.5, "y": 1 },
+                { "label": "1,11", "x": 11.5, "y": 1 },
+                { "label": "1,12", "x": 12.5, "y": 1 },
+                { "label": "2,12", "x": 13.5, "y": 1, "w": 1.5 },
+                { "label": "1,14", "x": 15.5, "y": 1 },
+                { "label": "1,15", "x": 16.5, "y": 1 },
+                { "label": "1,16", "x": 17.5, "y": 1 },
+                { "label": "1,17", "x": 18.5, "y": 1 },
+
+                { "label": "2,0", "x": 0, "y": 2, "w": 1.75 },
+                { "label": "2,1", "x": 1.75, "y": 2 },
+                { "label": "2,2", "x": 2.75, "y": 2 },
+                { "label": "2,3", "x": 3.75, "y": 2 },
+                { "label": "2,4", "x": 4.75, "y": 2 },
+                { "label": "2,5", "x": 5.75, "y": 2 },
+                { "label": "2,6", "x": 6.75, "y": 2 },
+                { "label": "2,7", "x": 7.75, "y": 2 },
+                { "label": "2,8", "x": 8.75, "y": 2 },
+                { "label": "2,9", "x": 9.75, "y": 2 },
+                { "label": "2,10", "x": 10.75, "y": 2 },
+                { "label": "2,11", "x": 11.75, "y": 2 },
+                { "label": "2,13", "x": 12.75, "y": 2, "w": 2.25 },
+                { "label": "2,14", "x": 15.5, "y": 2 },
+                { "label": "2,15", "x": 16.5, "y": 2 },
+                { "label": "2,16", "x": 17.5, "y": 2 },
+                { "label": "2,17", "x": 18.5, "y": 2 },
+
+                { "label": "3,0", "x": 0, "y": 3, "w": 1.25 },
+                { "label": "3,1", "x": 1.25, "y": 3 },
+                { "label": "3,2", "x": 2.25, "y": 3 },
+                { "label": "3,3", "x": 3.25, "y": 3 },
+                { "label": "3,4", "x": 4.25, "y": 3 },
+                { "label": "3,5", "x": 5.25, "y": 3 },
+                { "label": "3,6", "x": 6.25, "y": 3 },
+                { "label": "3,7", "x": 7.25, "y": 3 },
+                { "label": "3,8", "x": 8.25, "y": 3 },
+                { "label": "3,9", "x": 9.25, "y": 3 },
+                { "label": "3,10", "x": 10.25, "y": 3 },
+                { "label": "3,11", "x": 11.25, "y": 3 },
+                { "label": "3,12", "x": 12.25, "y": 3, "w": 1.75 },
+                { "label": "3,13", "x": 14.25, "y": 3.25 },
+                { "label": "3,14", "x": 15.5, "y": 3 },
+                { "label": "3,15", "x": 16.5, "y": 3 },
+                { "label": "3,16", "x": 17.5, "y": 3 },
+                { "label": "3,17", "x": 18.5, "y": 3 },
+
+                { "label": "4,0", "x": 0, "y": 4, "w": 1.25 },
+                { "label": "4,1", "x": 1.25, "y": 4, "w": 1.25 },
+                { "label": "4,2", "x": 2.5, "y": 4, "w": 1.25 },
+                { "label": "4,6", "x": 3.75, "y": 4, "w": 6.25 },
+                { "label": "4,10", "x": 10, "y": 4, "w": 1.5 },
+                { "label": "4,11", "x": 11.5, "y": 4, "w": 1.5 },
+                { "label": "4,12", "x": 13.25, "y": 4.25 },
+                { "label": "4,13", "x": 14.25, "y": 4.25 },
+                { "label": "4,14", "x": 15.25, "y": 4.25 },
+                { "label": "4,15", "x": 16.5, "y": 4 },
+                { "label": "4,16", "x": 17.5, "y": 4 },
+                { "label": "4,17", "x": 18.5, "y": 4 }
+            ]
+        },
+        "LAYOUT_ansi": {
+            "layout": [
+                { "label": "0,0", "x": 0, "y": 0 },
+                { "label": "0,1", "x": 1, "y": 0 },
+                { "label": "0,2", "x": 2, "y": 0 },
+                { "label": "0,3", "x": 3, "y": 0 },
+                { "label": "0,4", "x": 4, "y": 0 },
+                { "label": "0,5", "x": 5, "y": 0 },
+                { "label": "0,6", "x": 6, "y": 0 },
+                { "label": "0,7", "x": 7, "y": 0 },
+                { "label": "0,8", "x": 8, "y": 0 },
+                { "label": "0,9", "x": 9, "y": 0 },
+                { "label": "0,10", "x": 10, "y": 0 },
+                { "label": "0,11", "x": 11, "y": 0 },
+                { "label": "0,12", "x": 12, "y": 0 },
+                { "label": "0,13", "x": 13, "y": 0 },
+                { "label": "1,13", "x": 14, "y": 0 },
+                { "label": "0,14", "x": 15.5, "y": 0 },
+                { "label": "0,15", "x": 16.5, "y": 0 },
+                { "label": "0,16", "x": 17.5, "y": 0 },
+                { "label": "0,17", "x": 18.5, "y": 0 },
+
+                { "label": "1,0", "x": 0, "y": 1, "w": 1.5 },
+                { "label": "1,1", "x": 1.5, "y": 1 },
+                { "label": "1,2", "x": 2.5, "y": 1 },
+                { "label": "1,3", "x": 3.5, "y": 1 },
+                { "label": "1,4", "x": 4.5, "y": 1 },
+                { "label": "1,5", "x": 5.5, "y": 1 },
+                { "label": "1,6", "x": 6.5, "y": 1 },
+                { "label": "1,7", "x": 7.5, "y": 1 },
+                { "label": "1,8", "x": 8.5, "y": 1 },
+                { "label": "1,9", "x": 9.5, "y": 1 },
+                { "label": "1,10", "x": 10.5, "y": 1 },
+                { "label": "1,11", "x": 11.5, "y": 1 },
+                { "label": "1,12", "x": 12.5, "y": 1 },
+                { "label": "2,12", "x": 13.5, "y": 1, "w": 1.5 },
+                { "label": "1,14", "x": 15.5, "y": 1 },
+                { "label": "1,15", "x": 16.5, "y": 1 },
+                { "label": "1,16", "x": 17.5, "y": 1 },
+                { "label": "1,17", "x": 18.5, "y": 1 },
+
+                { "label": "2,0", "x": 0, "y": 2, "w": 1.75 },
+                { "label": "2,1", "x": 1.75, "y": 2 },
+                { "label": "2,2", "x": 2.75, "y": 2 },
+                { "label": "2,3", "x": 3.75, "y": 2 },
+                { "label": "2,4", "x": 4.75, "y": 2 },
+                { "label": "2,5", "x": 5.75, "y": 2 },
+                { "label": "2,6", "x": 6.75, "y": 2 },
+                { "label": "2,7", "x": 7.75, "y": 2 },
+                { "label": "2,8", "x": 8.75, "y": 2 },
+                { "label": "2,9", "x": 9.75, "y": 2 },
+                { "label": "2,10", "x": 10.75, "y": 2 },
+                { "label": "2,11", "x": 11.75, "y": 2 },
+                { "label": "2,13", "x": 12.75, "y": 2, "w": 2.25 },
+                { "label": "2,14", "x": 15.5, "y": 2 },
+                { "label": "2,15", "x": 16.5, "y": 2 },
+                { "label": "2,16", "x": 17.5, "y": 2 },
+                { "label": "2,17", "x": 18.5, "y": 2 },
+
+                { "label": "3,0", "x": 0, "y": 3, "w": 2.25 },
+                { "label": "3,2", "x": 2.25, "y": 3 },
+                { "label": "3,3", "x": 3.25, "y": 3 },
+                { "label": "3,4", "x": 4.25, "y": 3 },
+                { "label": "3,5", "x": 5.25, "y": 3 },
+                { "label": "3,6", "x": 6.25, "y": 3 },
+                { "label": "3,7", "x": 7.25, "y": 3 },
+                { "label": "3,8", "x": 8.25, "y": 3 },
+                { "label": "3,9", "x": 9.25, "y": 3 },
+                { "label": "3,10", "x": 10.25, "y": 3 },
+                { "label": "3,11", "x": 11.25, "y": 3 },
+                { "label": "3,12", "x": 12.25, "y": 3, "w": 1.75 },
+                { "label": "3,13", "x": 14.25, "y": 3.25 },
+                { "label": "3,14", "x": 15.5, "y": 3 },
+                { "label": "3,15", "x": 16.5, "y": 3 },
+                { "label": "3,16", "x": 17.5, "y": 3 },
+                { "label": "3,17", "x": 18.5, "y": 3 },
+
+                { "label": "4,0", "x": 0, "y": 4, "w": 1.25 },
+                { "label": "4,1", "x": 1.25, "y": 4, "w": 1.25 },
+                { "label": "4,2", "x": 2.5, "y": 4, "w": 1.25 },
+                { "label": "4,6", "x": 3.75, "y": 4, "w": 6.25 },
+                { "label": "4,10", "x": 10, "y": 4, "w": 1.5 },
+                { "label": "4,11", "x": 11.5, "y": 4, "w": 1.5 },
+                { "label": "4,12", "x": 13.25, "y": 4.25 },
+                { "label": "4,13", "x": 14.25, "y": 4.25 },
+                { "label": "4,14", "x": 15.25, "y": 4.25 },
+                { "label": "4,15", "x": 16.5, "y": 4 },
+                { "label": "4,16", "x": 17.5, "y": 4 },
+                { "label": "4,17", "x": 18.5, "y": 4 }
+            ]
+        },
+        "LAYOUT_iso": {
+            "layout": [
+                { "label": "0,0", "x": 0, "y": 0 },
+                { "label": "0,1", "x": 1, "y": 0 },
+                { "label": "0,2", "x": 2, "y": 0 },
+                { "label": "0,3", "x": 3, "y": 0 },
+                { "label": "0,4", "x": 4, "y": 0 },
+                { "label": "0,5", "x": 5, "y": 0 },
+                { "label": "0,6", "x": 6, "y": 0 },
+                { "label": "0,7", "x": 7, "y": 0 },
+                { "label": "0,8", "x": 8, "y": 0 },
+                { "label": "0,9", "x": 9, "y": 0 },
+                { "label": "0,10", "x": 10, "y": 0 },
+                { "label": "0,11", "x": 11, "y": 0 },
+                { "label": "0,12", "x": 12, "y": 0 },
+                { "label": "0,13", "x": 13, "y": 0 },
+                { "label": "1,13", "x": 14, "y": 0 },
+                { "label": "0,14", "x": 15.5, "y": 0 },
+                { "label": "0,15", "x": 16.5, "y": 0 },
+                { "label": "0,16", "x": 17.5, "y": 0 },
+                { "label": "0,17", "x": 18.5, "y": 0 },
+
+                { "label": "1,0", "x": 0, "y": 1, "w": 1.5 },
+                { "label": "1,1", "x": 1.5, "y": 1 },
+                { "label": "1,2", "x": 2.5, "y": 1 },
+                { "label": "1,3", "x": 3.5, "y": 1 },
+                { "label": "1,4", "x": 4.5, "y": 1 },
+                { "label": "1,5", "x": 5.5, "y": 1 },
+                { "label": "1,6", "x": 6.5, "y": 1 },
+                { "label": "1,7", "x": 7.5, "y": 1 },
+                { "label": "1,8", "x": 8.5, "y": 1 },
+                { "label": "1,9", "x": 9.5, "y": 1 },
+                { "label": "1,10", "x": 10.5, "y": 1 },
+                { "label": "1,11", "x": 11.5, "y": 1 },
+                { "label": "1,12", "x": 12.5, "y": 1 },
+                { "label": "1,14", "x": 15.5, "y": 1 },
+                { "label": "1,15", "x": 16.5, "y": 1 },
+                { "label": "1,16", "x": 17.5, "y": 1 },
+                { "label": "1,17", "x": 18.5, "y": 1 },
+
+                { "label": "2,0", "x": 0, "y": 2, "w": 1.75 },
+                { "label": "2,1", "x": 1.75, "y": 2 },
+                { "label": "2,2", "x": 2.75, "y": 2 },
+                { "label": "2,3", "x": 3.75, "y": 2 },
+                { "label": "2,4", "x": 4.75, "y": 2 },
+                { "label": "2,5", "x": 5.75, "y": 2 },
+                { "label": "2,6", "x": 6.75, "y": 2 },
+                { "label": "2,7", "x": 7.75, "y": 2 },
+                { "label": "2,8", "x": 8.75, "y": 2 },
+                { "label": "2,9", "x": 9.75, "y": 2 },
+                { "label": "2,10", "x": 10.75, "y": 2 },
+                { "label": "2,11", "x": 11.75, "y": 2 },
+                { "label": "2,12", "x": 12.75, "y": 2 },
+                { "label": "2,13", "x": 13.75, "y": 1, "w": 1.25, "h": 2 },
+                { "label": "2,14", "x": 15.5, "y": 2 },
+                { "label": "2,15", "x": 16.5, "y": 2 },
+                { "label": "2,16", "x": 17.5, "y": 2 },
+                { "label": "2,17", "x": 18.5, "y": 2 },
+
+                { "label": "3,0", "x": 0, "y": 3, "w": 1.25 },
+                { "label": "3,1", "x": 1.25, "y": 3 },
+                { "label": "3,2", "x": 2.25, "y": 3 },
+                { "label": "3,3", "x": 3.25, "y": 3 },
+                { "label": "3,4", "x": 4.25, "y": 3 },
+                { "label": "3,5", "x": 5.25, "y": 3 },
+                { "label": "3,6", "x": 6.25, "y": 3 },
+                { "label": "3,7", "x": 7.25, "y": 3 },
+                { "label": "3,8", "x": 8.25, "y": 3 },
+                { "label": "3,9", "x": 9.25, "y": 3 },
+                { "label": "3,10", "x": 10.25, "y": 3 },
+                { "label": "3,11", "x": 11.25, "y": 3 },
+                { "label": "3,12", "x": 12.25, "y": 3, "w": 1.75 },
+                { "label": "3,13", "x": 14.25, "y": 3.25 },
+                { "label": "3,14", "x": 15.5, "y": 3 },
+                { "label": "3,15", "x": 16.5, "y": 3 },
+                { "label": "3,16", "x": 17.5, "y": 3 },
+                { "label": "3,17", "x": 18.5, "y": 3 },
+
+                { "label": "4,0", "x": 0, "y": 4, "w": 1.25 },
+                { "label": "4,1", "x": 1.25, "y": 4, "w": 1.25 },
+                { "label": "4,2", "x": 2.5, "y": 4, "w": 1.25 },
+                { "label": "4,6", "x": 3.75, "y": 4, "w": 6.25 },
+                { "label": "4,10", "x": 10, "y": 4, "w": 1.5 },
+                { "label": "4,11", "x": 11.5, "y": 4, "w": 1.5 },
+                { "label": "4,12", "x": 13.25, "y": 4.25 },
+                { "label": "4,13", "x": 14.25, "y": 4.25 },
+                { "label": "4,14", "x": 15.25, "y": 4.25 },
+                { "label": "4,15", "x": 16.5, "y": 4 },
+                { "label": "4,16", "x": 17.5, "y": 4 },
+                { "label": "4,17", "x": 18.5, "y": 4 }
+            ]
+        }
+    }
+}
diff --git a/keyboards/barleycorn_smd/keymaps/default/keymap.c b/keyboards/barleycorn_smd/keymaps/default/keymap.c
new file mode 100644
index 0000000000..8bfc60ad4b
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/default/keymap.c
@@ -0,0 +1,34 @@
+/* Copyright 2021 Matthew Dias
+ *
+ * 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
+
+//This is the ANSI version of the PCB
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[0] = LAYOUT_ansi( /* Base */
+    KC_GESC,  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_DEL,                            KC_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
+    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_P7,   KC_P8,   KC_P9,   KC_PEQL,
+    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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+    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_P1,   KC_P2,   KC_P3,   KC_BSPC,
+    KC_LCTL,  KC_LGUI,  KC_LALT,                       KC_SPC,                                              KC_RALT, MO(1),           KC_LEFT, KC_DOWN, KC_RGHT,          KC_P0,   KC_PDOT, KC_PENT),
+
+[1] = LAYOUT_ansi( /* FN */
+    KC_GRV,   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_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_UP,    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  RESET,    KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_LEFT,  KC_DOWN,  KC_RGHT,  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_VOLU,  KC_VOLD,  KC_MUTE,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+};
diff --git a/keyboards/barleycorn_smd/keymaps/default/readme.md b/keyboards/barleycorn_smd/keymaps/default/readme.md
new file mode 100644
index 0000000000..04903f8cc9
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/default/readme.md
@@ -0,0 +1,11 @@
+# The default keymap for Barleycorn
+
+![Layer 0](https://i.imgur.com/cU9lzz3.png)
+
+![Layer 1](https://i.imgur.com/0G3e1K3.png)
+
+Default layer is normal ANSI and Fn layer is used for Volume control and arrow cluster.
+
+Alternative ANSI layouts:
+
+![Alt Keymap](https://i.imgur.com/6uAx8jZ.png)
diff --git a/keyboards/barleycorn_smd/keymaps/iso/keymap.c b/keyboards/barleycorn_smd/keymaps/iso/keymap.c
new file mode 100644
index 0000000000..0f739c8831
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/iso/keymap.c
@@ -0,0 +1,34 @@
+/* Copyright 2021 Matthew Dias
+ *
+ * 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
+
+//This is the ISO version of the PCB
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[0] = LAYOUT_iso( /* Base */
+    KC_GESC,  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_DEL,                            KC_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
+    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_P7,   KC_P8,   KC_P9,   KC_PEQL,
+    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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+    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_P1,   KC_P2,   KC_P3,   KC_BSPC,
+    KC_LCTL,  KC_LGUI,  KC_LALT,                       KC_SPC,                                              KC_RALT, MO(1),           KC_LEFT, KC_DOWN, KC_RGHT,          KC_P0,   KC_PDOT, KC_PENT),
+
+[1] = LAYOUT_iso( /* FN */
+    KC_GRV,   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_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_UP,    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  RESET,                                                KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_LEFT,  KC_DOWN,  KC_RGHT,  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_VOLU,  KC_VOLD,  KC_MUTE,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+};
diff --git a/keyboards/barleycorn_smd/keymaps/iso/readme.md b/keyboards/barleycorn_smd/keymaps/iso/readme.md
new file mode 100644
index 0000000000..492abfcecc
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/iso/readme.md
@@ -0,0 +1,11 @@
+# The default keymap for ISO Barleycorn
+
+![Layer 0](https://i.imgur.com/llZlVHt.png)
+
+![Layer 1](https://i.imgur.com/hrYtMQk.png)
+
+Default layer is normal ISO and Fn layer is used for Volume control and arrow cluster
+
+Alternative ISO layouts:
+
+![Alt Keymap](https://i.imgur.com/2cL0IGQ.png)
diff --git a/keyboards/barleycorn_smd/keymaps/via/keymap.c b/keyboards/barleycorn_smd/keymaps/via/keymap.c
new file mode 100644
index 0000000000..4cc2f1a73f
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/via/keymap.c
@@ -0,0 +1,48 @@
+/* Copyright 2021 Matthew Dias
+ *
+ * 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
+
+// This keymaps is used for VIA, it reflects the default keymap.
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[0] = LAYOUT_all( /* Base */
+    KC_GESC,  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_DEL,                            KC_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
+    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_P7,   KC_P8,   KC_P9,   KC_PEQL,
+    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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+    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_P1,   KC_P2,   KC_P3,   KC_BSPC,
+    KC_LCTL,  KC_LGUI,  KC_LALT,                       KC_SPC,                                              KC_RALT, MO(1),           KC_LEFT, KC_DOWN, KC_RGHT,          KC_P0,   KC_PDOT, KC_PENT),
+
+[1] = LAYOUT_all( /* FN */
+    KC_GRV,   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_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_UP,    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  RESET,    KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_LEFT,  KC_DOWN,  KC_RGHT,  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_VOLU,  KC_VOLD,  KC_MUTE,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+
+[2] = LAYOUT_all( /* Empty for dynamic keymaps */
+    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, 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),
+
+[3] = LAYOUT_all( /* Empty for dynamic keymaps */
+    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, 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),
+};
diff --git a/keyboards/barleycorn_smd/keymaps/via/readme.md b/keyboards/barleycorn_smd/keymaps/via/readme.md
new file mode 100644
index 0000000000..b82bc8e79f
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/via/readme.md
@@ -0,0 +1 @@
+# Compile with this keymap to use VIA
diff --git a/keyboards/barleycorn_smd/keymaps/via/rules.mk b/keyboards/barleycorn_smd/keymaps/via/rules.mk
new file mode 100644
index 0000000000..1e5b99807c
--- /dev/null
+++ b/keyboards/barleycorn_smd/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes
diff --git a/keyboards/barleycorn_smd/matrix.c b/keyboards/barleycorn_smd/matrix.c
new file mode 100644
index 0000000000..b717452f3d
--- /dev/null
+++ b/keyboards/barleycorn_smd/matrix.c
@@ -0,0 +1,138 @@
+/*
+Copyright 2021 Matthew Dias
+
+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 <stdint.h>
+#include <stdbool.h>
+#include "wait.h"
+#include "quantum.h"
+#include "i2c_master.h"
+
+static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+static void unselect_rows(void) {
+    for(uint8_t x = 0; x < MATRIX_ROWS; x++) {
+        setPinInputHigh(row_pins[x]);
+    }
+}
+
+static void select_row(uint8_t row) {
+    setPinOutput(row_pins[row]);
+    writePinLow(row_pins[row]);
+}
+
+static void unselect_row(uint8_t row) {
+    setPinInputHigh(row_pins[row]);
+}
+
+static void init_pins(void) {
+    unselect_rows();
+    // Set I/O
+    uint8_t send_data[2] = { 0xFF, 0x03};
+    i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x00, &send_data[0], 2, 20);
+    // Set Pull-up
+    i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x0C, &send_data[0], 2, 20);
+
+    for (uint8_t x = 0; x < MATRIX_COLS; x++) {
+        if ( x < 8 ) {
+            setPinInputHigh(col_pins[x]);
+        }
+    }
+}
+
+void matrix_init_custom(void) {
+    // TODO: initialize hardware here
+    // Initialize I2C
+    i2c_init();
+
+    // initialize key pins
+    init_pins();
+    wait_ms(50);
+}
+
+static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) {
+    // Store last value of row prior to reading
+    matrix_row_t last_row_value = current_matrix[current_row];
+
+    // Clear data in matrix row
+    current_matrix[current_row] = 0;
+
+    // Select row and wait for row selecton to stabilize
+    select_row(current_row);
+    matrix_io_delay();
+
+    uint8_t port_expander_col_buffer[2];
+    i2c_readReg((PORT_EXPANDER_ADDRESS << 1), 0x12, &port_expander_col_buffer[0], 2, 20);
+
+    // For each col...
+    for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
+        uint8_t pin_state;
+        // Select the col pin to read (active low)
+        switch (col_index) {
+            case 8 :
+                pin_state = port_expander_col_buffer[0] & (1 << 0);
+                break;
+            case 9 :
+                pin_state = port_expander_col_buffer[0] & (1 << 1);
+                break;
+            case 10 :
+                pin_state = port_expander_col_buffer[0] & (1 << 2);
+                break;
+            case 11 :
+                pin_state = port_expander_col_buffer[0] & (1 << 3);
+                break;
+            case 12 :
+                pin_state = port_expander_col_buffer[0] & (1 << 4);
+                break;
+            case 13 :
+                pin_state = port_expander_col_buffer[0] & (1 << 5);
+                break;
+            case 14 :
+                pin_state = port_expander_col_buffer[0] & (1 << 6);
+                break;
+            case 15 :
+                pin_state = port_expander_col_buffer[0] & (1 << 7);
+                break;
+            case 16 :
+                pin_state = port_expander_col_buffer[1] & (1 << 0);
+                break;
+            case 17 :
+                pin_state = port_expander_col_buffer[1] & (1 << 1);
+                break;
+            default :
+                pin_state = readPin(col_pins[col_index]);
+        }
+
+        // Populate the matrix row with the state of the col pin
+        current_matrix[current_row] |=  pin_state ? 0 : (MATRIX_ROW_SHIFTER << col_index);
+    }
+
+    // Unselect row
+    unselect_row(current_row);
+
+    return (last_row_value != current_matrix[current_row]);
+}
+
+bool matrix_scan_custom(matrix_row_t current_matrix[]) {
+    bool matrix_has_changed = false;
+
+    // Set row, read cols
+    for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
+        matrix_has_changed |= read_cols_on_row(current_matrix, current_row);
+    }
+
+    return matrix_has_changed;
+}
diff --git a/keyboards/barleycorn_smd/readme.md b/keyboards/barleycorn_smd/readme.md
new file mode 100644
index 0000000000..897e1270fe
--- /dev/null
+++ b/keyboards/barleycorn_smd/readme.md
@@ -0,0 +1,19 @@
+# Barleycorn SMD
+
+![image](https://user-images.githubusercontent.com/3302524/110901245-a5679b00-82c9-11eb-8f8f-17ed6bd97332.png)
+
+An f-row less compact 1800 keyboard with SMD components. Based on Barleycorn by Yiancar.
+
+-   Keyboard Maintainer: matthewdias
+-   Hardware Supported: Barleycorn SMD
+-   Hardware Availability: https://p3dstore.com
+
+Make example for this keyboard (after setting up your build environment):
+
+    make barleycorn_smd:default
+
+Flashing example for this keyboard:
+
+    make barleycorn_smd: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).
diff --git a/keyboards/barleycorn_smd/rules.mk b/keyboards/barleycorn_smd/rules.mk
new file mode 100644
index 0000000000..fba31123d0
--- /dev/null
+++ b/keyboards/barleycorn_smd/rules.mk
@@ -0,0 +1,27 @@
+# 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 = yes       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # 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 = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
+
+CUSTOM_MATRIX = lite
+
+SRC += matrix.c
+QUANTUM_LIB_SRC += i2c_master.c