[Keyboard] Add Levinson Rev 3 (#6064)

* Add Levinson Rev 3

* Update keyboards/keebio/levinson/rev3/config.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/keebio/levinson/rev3/config.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

4 files changed, 118 insertions, 0 deletions

diff --git a/keyboards/keebio/levinson/rev3/config.h b/keyboards/keebio/levinson/rev3/config.h
new file mode 100644
index 0000000000..3e45b9d422
--- /dev/null
+++ b/keyboards/keebio/levinson/rev3/config.h
@@ -0,0 +1,61 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+Copyright 2018 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      0x1146
+#define DEVICE_VER      0x0300
+#define MANUFACTURER    Keebio
+#define PRODUCT         Levinson
+#define DESCRIPTION     Split 40 percent ortholinear keyboard
+
+/* key matrix size */
+// Rows are doubled-up
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 6
+
+// wiring of each half
+#define MATRIX_ROW_PINS { D4, E6, B4, B5 }
+#define MATRIX_COL_PINS { D3, F4, F7, B1, B3, B2 }
+#define MATRIX_ROW_PINS_RIGHT { D4, B2, B3, B1 }
+#define MATRIX_COL_PINS_RIGHT { F4, F7, D3, B5, B4, E6 }
+#define SPLIT_HAND_PIN D2
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/* 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 D7
+#define RGBLED_NUM 12    // Number of LEDs
+#define RGBLED_SPLIT { 6, 6 }
+
+/* Backlight LEDs */
+#define BACKLIGHT_PIN B6
+#define BACKLIGHT_LEVELS 7
diff --git a/keyboards/keebio/levinson/rev3/rev3.c b/keyboards/keebio/levinson/rev3/rev3.c
new file mode 100644
index 0000000000..573fa787ba
--- /dev/null
+++ b/keyboards/keebio/levinson/rev3/rev3.c
@@ -0,0 +1,22 @@
+#include "levinson.h"
+
+#ifdef SSD1306OLED
+void led_set_kb(uint8_t usb_led) {
+    // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
+    led_set_user(usb_led);
+}
+#endif
+
+void matrix_init_kb(void) {
+
+    // // green led on
+    // DDRD |= (1<<5);
+    // PORTD &= ~(1<<5);
+
+    // // orange led on
+    // DDRB |= (1<<0);
+    // PORTB &= ~(1<<0);
+
+	matrix_init_user();
+};
+
diff --git a/keyboards/keebio/levinson/rev3/rev3.h b/keyboards/keebio/levinson/rev3/rev3.h
new file mode 100644
index 0000000000..a31bfd15c3
--- /dev/null
+++ b/keyboards/keebio/levinson/rev3/rev3.h
@@ -0,0 +1,34 @@
+#pragma once
+
+#include "levinson.h"
+
+//void promicro_bootloader_jmp(bool program);
+#include "quantum.h"
+
+
+#ifdef USE_I2C
+#include <stddef.h>
+#ifdef __AVR__
+	#include <avr/io.h>
+	#include <avr/interrupt.h>
+#endif
+#endif
+
+#define LAYOUT( \
+	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, L34, L35, R30, R31, R32, R33, R34, R35 \
+	) \
+	{ \
+		{ L00, L01, L02, L03, L04, L05 }, \
+		{ L10, L11, L12, L13, L14, L15 }, \
+		{ L20, L21, L22, L23, L24, L25 }, \
+		{ L30, L31, L32, L33, L34, L35 }, \
+		{ R05, R04, R03, R02, R01, R00 }, \
+		{ R15, R14, R13, R12, R11, R10 }, \
+		{ R25, R24, R23, R22, R21, R20 }, \
+		{ R35, R34, R33, R32, R31, R30 } \
+	}
+
+#define LAYOUT_ortho_4x12 LAYOUT
diff --git a/keyboards/keebio/levinson/rev3/rules.mk b/keyboards/keebio/levinson/rev3/rules.mk
new file mode 100644
index 0000000000..bd518d8f27
--- /dev/null
+++ b/keyboards/keebio/levinson/rev3/rules.mk
@@ -0,0 +1 @@
+BACKLIGHT_ENABLE = yes