OLED Driver Feature

18 files changed, 271 insertions, 1044 deletions

diff --git a/keyboards/cannonkeys/satisfaction75/i2c_master.c b/keyboards/cannonkeys/satisfaction75/i2c_master.c
index d81eb92d4..ce0e0a7ba 100644
--- a/keyboards/cannonkeys/satisfaction75/i2c_master.c
+++ b/keyboards/cannonkeys/satisfaction75/i2c_master.c
@@ -29,8 +29,6 @@
 #include "quantum.h"
 #include <string.h>
 #include <hal.h>
-#include "chtypes.h"
-#include "ch.h"
 
 static uint8_t i2c_address;
 
@@ -44,6 +42,18 @@ static const I2CConfig i2cconfig = {
   0
 };
 
+static i2c_status_t chibios_to_qmk(const msg_t* status) {
+  switch (*status) {
+    case I2C_NO_ERROR:
+      return I2C_STATUS_SUCCESS;
+    case I2C_TIMEOUT:
+      return I2C_STATUS_TIMEOUT;
+    // I2C_BUS_ERROR, I2C_ARBITRATION_LOST, I2C_ACK_FAILURE, I2C_OVERRUN, I2C_PEC_ERROR, I2C_SMB_ALERT
+    default:
+      return I2C_STATUS_ERROR;
+  }
+}
+
 __attribute__ ((weak))
 void i2c_init(void)
 {
@@ -59,34 +69,32 @@ void i2c_init(void)
   //i2cInit(); //This is invoked by halInit() so no need to redo it.
 }
 
-// This is usually not needed
-uint8_t i2c_start(uint8_t address)
+i2c_status_t i2c_start(uint8_t address)
 {
   i2c_address = address;
   i2cStart(&I2C_DRIVER, &i2cconfig);
-  return 0;
+  return I2C_STATUS_SUCCESS;
 }
 
-uint8_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout)
+i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout)
 {
-  msg_t status = MSG_OK;
-
   i2c_address = address;
   i2cStart(&I2C_DRIVER, &i2cconfig);
   i2cAcquireBus(&I2C_DRIVER);
-  status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, 0, 0, MS2ST(timeout));
+  msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, 0, 0, MS2ST(timeout));
   i2cReleaseBus(&I2C_DRIVER);
-  return status;
+  return chibios_to_qmk(&status);
 }
 
-uint8_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout)
+i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout)
 {
   i2c_address = address;
   i2cStart(&I2C_DRIVER, &i2cconfig);
-  return i2cMasterReceiveTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, MS2ST(timeout));
+  msg_t status = i2cMasterReceiveTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, MS2ST(timeout));
+  return chibios_to_qmk(&status);
 }
 
-uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout)
+i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout)
 {
   i2c_address = devaddr;
   i2cStart(&I2C_DRIVER, &i2cconfig);
@@ -98,19 +106,19 @@ uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t l
   }
   complete_packet[0] = regaddr;
 
-  return i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), complete_packet, length + 1, 0, 0, MS2ST(timeout));
+  msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), complete_packet, length + 1, 0, 0, MS2ST(timeout));
+  return chibios_to_qmk(&status);
 }
 
-uint8_t i2c_readReg(uint8_t devaddr, uint8_t* regaddr, uint8_t* data, uint16_t length, uint16_t timeout)
+i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t* regaddr, uint8_t* data, uint16_t length, uint16_t timeout)
 {
   i2c_address = devaddr;
   i2cStart(&I2C_DRIVER, &i2cconfig);
-  return i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), regaddr, 1, data, length, MS2ST(timeout));
+  msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), regaddr, 1, data, length, MS2ST(timeout));
+  return chibios_to_qmk(&status);
 }
 
-// This is usually not needed. It releases the driver to allow pins to become GPIO again.
-uint8_t i2c_stop(void)
+void i2c_stop(void)
 {
   i2cStop(&I2C_DRIVER);
-  return 0;
 }
diff --git a/keyboards/sol/common/glcdfont.c b/keyboards/sol/common/glcdfont.c
index 89665ba07..f772e3181 100644
--- a/keyboards/sol/common/glcdfont.c
+++ b/keyboards/sol/common/glcdfont.c
@@ -1,8 +1,4 @@
-// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
-// See gfxfont.h for newer custom bitmap font info.
-
-#ifndef FONT5X7_H
-#define FONT5X7_H
+#pragma once
 
 #ifdef __AVR__
  #include <avr/io.h>
@@ -13,7 +9,8 @@
  #define PROGMEM
 #endif
 
-// Standard ASCII 5x7 font
+// Helidox 8x6 font with RGBKB SOL Logo
+// Online editor: http://teripom.x0.com/
 
 static const unsigned char font[] PROGMEM = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -144,27 +141,27 @@ static const unsigned char font[] PROGMEM = {
   0x00, 0x41, 0x36, 0x08, 0x00, 0x00,
   0x02, 0x01, 0x02, 0x04, 0x02, 0x00,
   0x3C, 0x26, 0x23, 0x26, 0x3C, 0x00,
-  0x03, 0x07, 0x1F, 0x7F, 0xFF, 0xFF,
-  0xFE, 0xF8, 0xF0, 0xC0, 0x20, 0xF8,
-  0xFE, 0xFF, 0xFE, 0x79, 0x27, 0x1F,
-  0x7F, 0xFF, 0xFF, 0xFE, 0xF8, 0xF0,
-  0xC0, 0x20, 0xF8, 0xFE, 0xFF, 0xFF,
-  0x7F, 0x3F, 0x3F, 0x7F, 0xFF, 0xFE,
-  0xF8, 0xF0, 0xC0, 0x00, 0x00, 0x00,
-  0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-  0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0xFF, 0x7F, 0x7F, 0x7F,
-  0xBF, 0xBF, 0xC0, 0xC0, 0xC0, 0xE0,
-  0xE0, 0xE0, 0xE0, 0xF0, 0xF0, 0xF0,
-  0xF8, 0x78, 0x78, 0x7C, 0x3C, 0x3C,
-  0xFE, 0xFE, 0xFE, 0xFF, 0xFF, 0xFF,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x80, 0x00,
+  0x00, 0x00, 0x00, 0x80, 0x80, 0x80,
   0x00, 0x00, 0x00, 0x00, 0x80, 0x80,
-  0xBF, 0xBF, 0xDF, 0xDF, 0xEF, 0xEF,
-  0x00, 0x03, 0x07, 0x1F, 0x7F, 0xFF,
-  0xFF, 0xFF, 0xFE, 0xF8, 0xE0, 0xC0,
-  0xE0, 0xF8, 0xFE, 0xFF, 0xFF, 0xFF,
-  0x7F, 0x1F, 0x07, 0x03, 0x00, 0x00,
+  0x80, 0x80, 0x80, 0x80, 0x80, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x80, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x80, 0x00, 0x00, 0x0C, 0x90,
+  0xB0, 0xE0, 0x72, 0x31, 0x9B, 0xDE,
+  0xCE, 0xEC, 0xEE, 0xE9, 0xE9, 0xEC,
+  0xCF, 0xDA, 0x99, 0x3E, 0x62, 0xE4,
+  0xC4, 0x70, 0x10, 0x10, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x60,
+  0xC0, 0xC0, 0x80, 0x80, 0x02, 0x85,
+  0x85, 0x87, 0x85, 0x89, 0x89, 0x92,
+  0xEA, 0xC6, 0xC4, 0x48, 0x50, 0x60,
+  0x40, 0x40, 0x40, 0x40, 0xC0, 0xE0,
+  0x50, 0x28, 0x10, 0x10, 0x60, 0xC0,
+  0x40, 0x40, 0x40, 0x40, 0x80, 0x80,
+  0x80, 0x80, 0x80, 0xE0, 0xF8, 0xFC,
+  0xF8, 0xF0, 0x00, 0x00, 0x00, 0x00,
   0xE0, 0xF0, 0xF0, 0xF0, 0xE0, 0xEC,
   0xEE, 0xF7, 0xF3, 0x70, 0x20, 0x00,
   0x7C, 0x7C, 0x7C, 0x7E, 0x00, 0x7E,
@@ -173,30 +170,30 @@ static const unsigned char font[] PROGMEM = {
   0x4F, 0x5B, 0xFE, 0xC0, 0x00, 0x00,
   0xC0, 0x00, 0xDC, 0xD7, 0xDE, 0xDE,
   0xDE, 0xD7, 0xDC, 0x00, 0xC0, 0x00,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0x00, 0x00, 0xC1, 0xF3,
-  0xCF, 0xBF, 0x7F, 0xFF, 0xFF, 0xFC,
-  0xFB, 0xE7, 0x81, 0x00, 0x00, 0x00,
-  0x00, 0x80, 0xE3, 0xCF, 0x3F, 0xFF,
-  0xFF, 0xFF, 0xFC, 0xFB, 0xE7, 0x81,
-  0x00, 0x00, 0x00, 0x00, 0x81, 0xE7,
-  0xFF, 0xFF, 0xFF, 0xFF, 0x3C, 0x00,
-  0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-  0xFF, 0xF8, 0xF8, 0xFC, 0x7C, 0x7E,
-  0x7E, 0x3E, 0xFE, 0xFF, 0xFF, 0xFF,
-  0xFF, 0xFF, 0xF7, 0xF7, 0xF7, 0xFB,
-  0xFB, 0x7D, 0x7D, 0x7D, 0xBE, 0xBE,
-  0xBE, 0xDF, 0xDF, 0xE0, 0xE0, 0x00,
-  0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-  0x00, 0xFC, 0xFC, 0x7C, 0x7E, 0x7E,
-  0x3E, 0x3E, 0x1F, 0x1F, 0x1F, 0x0F,
+  0x00, 0x00, 0x00, 0xE0, 0xEC, 0xDF,
+  0xFC, 0xE0, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x7F, 0x80, 0x80,
+  0x80, 0x70, 0x0F, 0x00, 0x00, 0x80,
+  0x7F, 0x00, 0x00, 0x7F, 0x80, 0x80,
+  0x80, 0x80, 0x80, 0x80, 0x80, 0x7F,
+  0x00, 0x00, 0x80, 0x80, 0x80, 0x80,
+  0x80, 0x80, 0x80, 0xFF, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x40, 0x21, 0x33, 0x3B, 0x7B,
+  0xFF, 0x00, 0x7C, 0xFF, 0xFF, 0xFF,
   0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x81,
-  0xE7, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
-  0xFF, 0xFF, 0xFF, 0xFF, 0xE7, 0x81,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0xFF, 0xFF, 0xFF, 0xFF, 0x7C, 0x01,
+  0xFF, 0xDE, 0x8C, 0x04, 0x0C, 0x08,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x01, 0x01, 0x01, 0x7F, 0x80,
+  0x80, 0xBE, 0xBE, 0x80, 0x80, 0x80,
+  0xC1, 0xFF, 0x80, 0x04, 0x32, 0x5E,
+  0x1C, 0x3D, 0x26, 0x10, 0xC1, 0xFF,
+  0x3E, 0x00, 0x00, 0x08, 0x36, 0xC1,
+  0x08, 0x08, 0x14, 0x77, 0x94, 0x94,
+  0x94, 0xF7, 0x94, 0xF7, 0x9C, 0x9C,
+  0xFF, 0xFF, 0x1E, 0x00, 0x00, 0x00,
   0x0F, 0x1F, 0x3F, 0x7F, 0x7F, 0x7F,
   0x7F, 0x7F, 0x3F, 0x1E, 0x0C, 0x00,
   0x1F, 0x1F, 0x1F, 0x3F, 0x00, 0x3F,
@@ -205,30 +202,31 @@ static const unsigned char font[] PROGMEM = {
   0x20, 0x30, 0x78, 0x7F, 0x3B, 0x00,
   0x03, 0x00, 0x0F, 0x7F, 0x0F, 0x0F,
   0x0F, 0x7F, 0x0F, 0x00, 0x03, 0x00,
+  0x40, 0x7C, 0x3F, 0x3F, 0x23, 0x01,
+  0x23, 0x3F, 0x37, 0x6C, 0x40, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x06, 0x02, 0x06,
+  0x4D, 0x4F, 0x8C, 0xF9, 0x73, 0x37,
+  0x27, 0x2F, 0x2F, 0xAF, 0xEF, 0x6F,
+  0x77, 0x17, 0x33, 0x79, 0xCC, 0x1F,
+  0x31, 0x20, 0x21, 0x02, 0x02, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x40, 0xE0,
+  0xA0, 0xA0, 0xD0, 0x90, 0x48, 0x48,
+  0x25, 0x2B, 0x11, 0x09, 0x05, 0x03,
+  0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
+  0x01, 0x03, 0x02, 0x04, 0x03, 0x01,
+  0x01, 0x01, 0x01, 0x01, 0x01, 0x00,
+  0x00, 0x00, 0x00, 0x03, 0x0F, 0x1F,
+  0x0F, 0x03, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x60, 0x70, 0x7C, 0x7F, 0x7F, 0x7F,
-  0x7F, 0x1F, 0x06, 0x01, 0x03, 0x0F,
-  0x3F, 0x7F, 0x7F, 0x7E, 0x7C, 0x7C,
-  0x7E, 0x7F, 0x7F, 0x7F, 0x1F, 0x06,
-  0x01, 0x07, 0x0F, 0x3F, 0x7F, 0x7F,
-  0x7E, 0x7C, 0x7C, 0x7E, 0x7F, 0x7F,
-  0x3F, 0x0F, 0x03, 0x00, 0x00, 0x00,
-  0x00, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
-  0x7F, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0x7F, 0x7F, 0x7F, 0x7F,
-  0x7F, 0x7F, 0x7D, 0x7D, 0x3D, 0x3E,
-  0x1E, 0x1F, 0x1F, 0x1F, 0x0F, 0x0F,
-  0x07, 0x07, 0x07, 0x03, 0x03, 0x00,
-  0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
-  0x7C, 0x7C, 0x7C, 0x7C, 0x7C, 0x7C,
-  0x7C, 0x7C, 0x7C, 0x7C, 0x7C, 0x00,
-  0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
-  0x00, 0x40, 0x70, 0x78, 0x7E, 0x7F,
-  0x7F, 0x7F, 0x3F, 0x0F, 0x03, 0x01,
-  0x03, 0x0F, 0x3F, 0x7F, 0x7F, 0x7F,
-  0x7E, 0x78, 0x70, 0x40, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -239,6 +237,4 @@ static const unsigned char font[] PROGMEM = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-  0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
-#endif // FONT5X7_H
diff --git a/keyboards/sol/common/ssd1306.c b/keyboards/sol/common/ssd1306.c
deleted file mode 100644
index b3e55a67c..000000000
--- a/keyboards/sol/common/ssd1306.c
+++ /dev/null
@@ -1,329 +0,0 @@
-#ifdef SSD1306OLED
-
-#include "ssd1306.h"
-#include "i2c.h"
-#include <string.h>
-#include "print.h"
-#ifndef LOCAL_GLCDFONT
-#include "common/glcdfont.c"
-#else
-#include <helixfont.h>
-#endif
-#ifdef ADAFRUIT_BLE_ENABLE
-#include "adafruit_ble.h"
-#endif
-#ifdef PROTOCOL_LUFA
-#include "lufa.h"
-#endif
-#include "sendchar.h"
-#include "timer.h"
-
-// Set this to 1 to help diagnose early startup problems
-// when testing power-on with ble.  Turn it off otherwise,
-// as the latency of printing most of the debug info messes
-// with the matrix scan, causing keys to drop.
-#define DEBUG_TO_SCREEN 0
-
-//static uint16_t last_battery_update;
-//static uint32_t vbat;
-//#define BatteryUpdateInterval 10000 /* milliseconds */
-#define ScreenOffInterval 300000 /* milliseconds */
-#if DEBUG_TO_SCREEN
-static uint8_t displaying;
-#endif
-static uint16_t last_flush;
-
-// Write command sequence.
-// Returns true on success.
-static inline bool _send_cmd1(uint8_t cmd) {
-  bool res = false;
-
-  if (i2c_start_write(SSD1306_ADDRESS)) {
-    xprintf("failed to start write to %d\n", SSD1306_ADDRESS);
-    goto done;
-  }
-
-  if (i2c_master_write(0x0 /* command byte follows */)) {
-    print("failed to write control byte\n");
-
-    goto done;
-  }
-
-  if (i2c_master_write(cmd)) {
-    xprintf("failed to write command %d\n", cmd);
-    goto done;
-  }
-  res = true;
-done:
-  i2c_master_stop();
-  return res;
-}
-
-// Write 2-byte command sequence.
-// Returns true on success
-static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
-  if (!_send_cmd1(cmd)) {
-    return false;
-  }
-  return _send_cmd1(opr);
-}
-
-// Write 3-byte command sequence.
-// Returns true on success
-static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
-  if (!_send_cmd1(cmd)) {
-    return false;
-  }
-  if (!_send_cmd1(opr1)) {
-    return false;
-  }
-  return _send_cmd1(opr2);
-}
-
-#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
-#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
-#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}
-
-static void clear_display(void) {
-  matrix_clear(&display);
-
-  // Clear all of the display bits (there can be random noise
-  // in the RAM on startup)
-  send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1);
-  send_cmd3(ColumnAddr, 0, DisplayWidth - 1);
-
-  if (i2c_start_write(SSD1306_ADDRESS)) {
-    goto done;
-  }
-  if (i2c_master_write(0x40)) {
-    // Data mode
-    goto done;
-  }
-  for (uint8_t row = 0; row < MatrixRows; ++row) {
-    for (uint8_t col = 0; col < DisplayWidth; ++col) {
-      i2c_master_write(0);
-    }
-  }
-
-  display.dirty = false;
-
-done:
-  i2c_master_stop();
-}
-
-#if DEBUG_TO_SCREEN
-#undef sendchar
-static int8_t capture_sendchar(uint8_t c) {
-  sendchar(c);
-  iota_gfx_write_char(c);
-
-  if (!displaying) {
-    iota_gfx_flush();
-  }
-  return 0;
-}
-#endif
-
-bool iota_gfx_init(bool rotate) {
-  bool success = false;
-
-  i2c_master_init();
-  send_cmd1(DisplayOff);
-  send_cmd2(SetDisplayClockDiv, 0x80);
-  send_cmd2(SetMultiPlex, DisplayHeight - 1);
-
-  send_cmd2(SetDisplayOffset, 0);
-
-
-  send_cmd1(SetStartLine | 0x0);
-  send_cmd2(SetChargePump, 0x14 /* Enable */);
-  send_cmd2(SetMemoryMode, 0 /* horizontal addressing */);
-
-  if(rotate){
-    // the following Flip the display orientation 180 degrees
-    send_cmd1(SegRemap);
-    send_cmd1(ComScanInc);
-  }else{
-    // Flips the display orientation 0 degrees
-    send_cmd1(SegRemap | 0x1);
-    send_cmd1(ComScanDec);
-  }
-
-  send_cmd2(SetComPins, 0x2);
-  send_cmd2(SetContrast, 0x8f);
-  send_cmd2(SetPreCharge, 0xf1);
-  send_cmd2(SetVComDetect, 0x40);
-  send_cmd1(DisplayAllOnResume);
-  send_cmd1(NormalDisplay);
-  send_cmd1(DeActivateScroll);
-  send_cmd1(DisplayOn);
-
-  send_cmd2(SetContrast, 0); // Dim
-
-  clear_display();
-
-  success = true;
-
-  iota_gfx_flush();
-
-#if DEBUG_TO_SCREEN
-  print_set_sendchar(capture_sendchar);
-#endif
-
-done:
-  return success;
-}
-
-bool iota_gfx_off(void) {
-  bool success = false;
-
-  send_cmd1(DisplayOff);
-  success = true;
-
-done:
-  return success;
-}
-
-bool iota_gfx_on(void) {
-  bool success = false;
-
-  send_cmd1(DisplayOn);
-  success = true;
-
-done:
-  return success;
-}
-
-void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) {
-  *matrix->cursor = c;
-  ++matrix->cursor;
-
-  if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) {
-    // We went off the end; scroll the display upwards by one line
-    memmove(&matrix->display[0], &matrix->display[1],
-            MatrixCols * (MatrixRows - 1));
-    matrix->cursor = &matrix->display[MatrixRows - 1][0];
-    memset(matrix->cursor, ' ', MatrixCols);
-  }
-}
-
-void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) {
-  matrix->dirty = true;
-
-  if (c == '\n') {
-    // Clear to end of line from the cursor and then move to the
-    // start of the next line
-    uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols;
-
-    while (cursor_col++ < MatrixCols) {
-      matrix_write_char_inner(matrix, ' ');
-    }
-    return;
-  }
-
-  matrix_write_char_inner(matrix, c);
-}
-
-void iota_gfx_write_char(uint8_t c) {
-  matrix_write_char(&display, c);
-}
-
-void matrix_write(struct CharacterMatrix *matrix, const char *data) {
-  const char *end = data + strlen(data);
-  while (data < end) {
-    matrix_write_char(matrix, *data);
-    ++data;
-  }
-}
-
-void iota_gfx_write(const char *data) {
-  matrix_write(&display, data);
-}
-
-void matrix_write_P(struct CharacterMatrix *matrix, const char *data) {
-  while (true) {
-    uint8_t c = pgm_read_byte(data);
-    if (c == 0) {
-      return;
-    }
-    matrix_write_char(matrix, c);
-    ++data;
-  }
-}
-
-void iota_gfx_write_P(const char *data) {
-  matrix_write_P(&display, data);
-}
-
-void matrix_clear(struct CharacterMatrix *matrix) {
-  memset(matrix->display, ' ', sizeof(matrix->display));
-  matrix->cursor = &matrix->display[0][0];
-  matrix->dirty = true;
-}
-
-void iota_gfx_clear_screen(void) {
-  matrix_clear(&display);
-}
-
-void matrix_render(struct CharacterMatrix *matrix) {
-  last_flush = timer_read();
-  iota_gfx_on();
-#if DEBUG_TO_SCREEN
-  ++displaying;
-#endif
-
-  // Move to the home position
-  send_cmd3(PageAddr, 0, MatrixRows - 1);
-  send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1);
-
-  if (i2c_start_write(SSD1306_ADDRESS)) {
-    goto done;
-  }
-  if (i2c_master_write(0x40)) {
-    // Data mode
-    goto done;
-  }
-
-  for (uint8_t row = 0; row < MatrixRows; ++row) {
-    for (uint8_t col = 0; col < MatrixCols; ++col) {
-      const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth);
-
-      for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) {
-        uint8_t colBits = pgm_read_byte(glyph + glyphCol);
-        i2c_master_write(colBits);
-      }
-
-      // 1 column of space between chars (it's not included in the glyph)
-      //i2c_master_write(0);
-    }
-  }
-
-  matrix->dirty = false;
-
-done:
-  i2c_master_stop();
-#if DEBUG_TO_SCREEN
-  --displaying;
-#endif
-}
-
-void iota_gfx_flush(void) {
-  matrix_render(&display);
-}
-
-__attribute__ ((weak))
-void iota_gfx_task_user(void) {
-}
-
-void iota_gfx_task(void) {
-  iota_gfx_task_user();
-
-  if (display.dirty) {
-    iota_gfx_flush();
-  }
-
-  if (timer_elapsed(last_flush) > ScreenOffInterval) {
-    iota_gfx_off();
-  }
-}
-#endif
diff --git a/keyboards/sol/common/ssd1306.h b/keyboards/sol/common/ssd1306.h
deleted file mode 100644
index 77ce7c211..000000000
--- a/keyboards/sol/common/ssd1306.h
+++ /dev/null
@@ -1,92 +0,0 @@
-#ifndef SSD1306_H
-#define SSD1306_H
-
-#include <stdbool.h>
-#include <stdio.h>
-#include "pincontrol.h"
-
-enum ssd1306_cmds {
-  DisplayOff = 0xAE,
-  DisplayOn = 0xAF,
-
-  SetContrast = 0x81,
-  DisplayAllOnResume = 0xA4,
-
-  DisplayAllOn = 0xA5,
-  NormalDisplay = 0xA6,
-  InvertDisplay = 0xA7,
-  SetDisplayOffset = 0xD3,
-  SetComPins = 0xda,
-  SetVComDetect = 0xdb,
-  SetDisplayClockDiv = 0xD5,
-  SetPreCharge = 0xd9,
-  SetMultiPlex = 0xa8,
-  SetLowColumn = 0x00,
-  SetHighColumn = 0x10,
-  SetStartLine = 0x40,
-
-  SetMemoryMode = 0x20,
-  ColumnAddr = 0x21,
-  PageAddr = 0x22,
-
-  ComScanInc = 0xc0,
-  ComScanDec = 0xc8,
-  SegRemap = 0xa0,
-  SetChargePump = 0x8d,
-  ExternalVcc = 0x01,
-  SwitchCapVcc = 0x02,
-
-  ActivateScroll = 0x2f,
-  DeActivateScroll = 0x2e,
-  SetVerticalScrollArea = 0xa3,
-  RightHorizontalScroll = 0x26,
-  LeftHorizontalScroll = 0x27,
-  VerticalAndRightHorizontalScroll = 0x29,
-  VerticalAndLeftHorizontalScroll = 0x2a,
-};
-
-// Controls the SSD1306 128x32 OLED display via i2c
-
-#ifndef SSD1306_ADDRESS
-#define SSD1306_ADDRESS 0x3C
-#endif
-
-#define DisplayHeight 32
-#define DisplayWidth 128
-
-#define FontHeight 8
-#define FontWidth 6
-
-#define MatrixRows (DisplayHeight / FontHeight)
-#define MatrixCols (DisplayWidth / FontWidth)
-
-struct CharacterMatrix {
-  uint8_t display[MatrixRows][MatrixCols];
-  uint8_t *cursor;
-  bool dirty;
-};
-
-struct CharacterMatrix display;
-
-bool iota_gfx_init(bool rotate);
-void iota_gfx_task(void);
-bool iota_gfx_off(void);
-bool iota_gfx_on(void);
-void iota_gfx_flush(void);
-void iota_gfx_write_char(uint8_t c);
-void iota_gfx_write(const char *data);
-void iota_gfx_write_P(const char *data);
-void iota_gfx_clear_screen(void);
-
-void iota_gfx_task_user(void);
-
-void matrix_clear(struct CharacterMatrix *matrix);
-void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c);
-void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c);
-void matrix_write(struct CharacterMatrix *matrix, const char *data);
-void matrix_write_P(struct CharacterMatrix *matrix, const char *data);
-void matrix_render(struct CharacterMatrix *matrix);
-
-
-
-#endif
diff --git a/keyboards/sol/i2c.c b/keyboards/sol/i2c.c
deleted file mode 100644
index 4bee5c639..000000000
--- a/keyboards/sol/i2c.c
+++ /dev/null
@@ -1,162 +0,0 @@
-#include <util/twi.h>
-#include <avr/io.h>
-#include <stdlib.h>
-#include <avr/interrupt.h>
-#include <util/twi.h>
-#include <stdbool.h>
-#include "i2c.h"
-
-#ifdef USE_I2C
-
-// Limits the amount of we wait for any one i2c transaction.
-// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
-// 9 bits, a single transaction will take around 90μs to complete.
-//
-// (F_CPU/SCL_CLOCK)  =>  # of μC cycles to transfer a bit
-// poll loop takes at least 8 clock cycles to execute
-#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8
-
-#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE)
-
-volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
-
-static volatile uint8_t slave_buffer_pos;
-static volatile bool slave_has_register_set = false;
-
-// Wait for an i2c operation to finish
-inline static
-void i2c_delay(void) {
-  uint16_t lim = 0;
-  while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT)
-    lim++;
-
-  // easier way, but will wait slightly longer
-  // _delay_us(100);
-}
-
-// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
-void i2c_master_init(void) {
-  // no prescaler
-  TWSR = 0;
-  // Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
-  // Check datasheets for more info.
-  TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
-}
-
-// Start a transaction with the given i2c slave address. The direction of the
-// transfer is set with I2C_READ and I2C_WRITE.
-// returns: 0 => success
-//          1 => error
-uint8_t i2c_master_start(uint8_t address) {
-  TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA);
-
-  i2c_delay();
-
-  // check that we started successfully
-  if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START))
-    return 1;
-
-  TWDR = address;
-  TWCR = (1<<TWINT) | (1<<TWEN);
-
-  i2c_delay();
-
-  if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) )
-    return 1; // slave did not acknowledge
-  else
-    return 0; // success
-}
-
-
-// Finish the i2c transaction.
-void i2c_master_stop(void) {
-  TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
-
-  uint16_t lim = 0;
-  while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT)
-    lim++;
-}
-
-// Write one byte to the i2c slave.
-// returns 0 => slave ACK
-//         1 => slave NACK
-uint8_t i2c_master_write(uint8_t data) {
-  TWDR = data;
-  TWCR = (1<<TWINT) | (1<<TWEN);
-
-  i2c_delay();
-
-  // check if the slave acknowledged us
-  return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1;
-}
-
-// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
-// if ack=0 the acknowledge bit is not set.
-// returns: byte read from i2c device
-uint8_t i2c_master_read(int ack) {
-  TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA);
-
-  i2c_delay();
-  return TWDR;
-}
-
-void i2c_reset_state(void) {
-  TWCR = 0;
-}
-
-void i2c_slave_init(uint8_t address) {
-  TWAR = address << 0; // slave i2c address
-  // TWEN  - twi enable
-  // TWEA  - enable address acknowledgement
-  // TWINT - twi interrupt flag
-  // TWIE  - enable the twi interrupt
-  TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN);
-}
-
-ISR(TWI_vect);
-
-ISR(TWI_vect) {
-  uint8_t ack = 1;
-  switch(TW_STATUS) {
-    case TW_SR_SLA_ACK:
-      // this device has been addressed as a slave receiver
-      slave_has_register_set = false;
-      break;
-
-    case TW_SR_DATA_ACK:
-      // this device has received data as a slave receiver
-      // The first byte that we receive in this transaction sets the location
-      // of the read/write location of the slaves memory that it exposes over
-      // i2c.  After that, bytes will be written at slave_buffer_pos, incrementing
-      // slave_buffer_pos after each write.
-      if(!slave_has_register_set) {
-        slave_buffer_pos = TWDR;
-        // don't acknowledge the master if this memory loctaion is out of bounds
-        if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) {
-          ack = 0;
-          slave_buffer_pos = 0;
-        }
-        slave_has_register_set = true;
-      } else {
-        i2c_slave_buffer[slave_buffer_pos] = TWDR;
-        BUFFER_POS_INC();
-      }
-      break;
-
-    case TW_ST_SLA_ACK:
-    case TW_ST_DATA_ACK:
-      // master has addressed this device as a slave transmitter and is
-      // requesting data.
-      TWDR = i2c_slave_buffer[slave_buffer_pos];
-      BUFFER_POS_INC();
-      break;
-
-    case TW_BUS_ERROR: // something went wrong, reset twi state
-      TWCR = 0;
-    default:
-      break;
-  }
-  // Reset everything, so we are ready for the next TWI interrupt
-  TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN);
-}
-#endif
diff --git a/keyboards/sol/i2c.h b/keyboards/sol/i2c.h
deleted file mode 100644
index 47cf6bd1b..000000000
--- a/keyboards/sol/i2c.h
+++ /dev/null
@@ -1,49 +0,0 @@
-#ifndef I2C_H
-#define I2C_H
-
-#include <stdint.h>
-
-#ifndef F_CPU
-#define F_CPU 16000000UL
-#endif
-
-#define I2C_READ 1
-#define I2C_WRITE 0
-
-#define I2C_ACK 1
-#define I2C_NACK 0
-
-#define SLAVE_BUFFER_SIZE 0x10
-
-// i2c SCL clock frequency 400kHz
-#define SCL_CLOCK  400000L
-
-extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
-
-void i2c_master_init(void);
-uint8_t i2c_master_start(uint8_t address);
-void i2c_master_stop(void);
-uint8_t i2c_master_write(uint8_t data);
-uint8_t i2c_master_read(int);
-void i2c_reset_state(void);
-void i2c_slave_init(uint8_t address);
-
-
-static inline unsigned char i2c_start_read(unsigned char addr) {
-  return i2c_master_start((addr << 1) | I2C_READ);
-}
-
-static inline unsigned char i2c_start_write(unsigned char addr) {
-  return i2c_master_start((addr << 1) | I2C_WRITE);
-}
-
-// from SSD1306 scrips
-extern unsigned char i2c_rep_start(unsigned char addr);
-extern void i2c_start_wait(unsigned char addr);
-extern unsigned char i2c_readAck(void);
-extern unsigned char i2c_readNak(void);
-extern unsigned char i2c_read(unsigned char ack);
-
-#define i2c_read(ack)  (ack) ? i2c_readAck() : i2c_readNak();
-
-#endif
diff --git a/keyboards/sol/keymaps/brianweyer/config.h b/keyboards/sol/keymaps/brianweyer/config.h
index 87b7dd2ac..452cdda82 100755
--- a/keyboards/sol/keymaps/brianweyer/config.h
+++ b/keyboards/sol/keymaps/brianweyer/config.h
@@ -20,8 +20,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-#define SSD1306OLED
-
 
 // place overrides here
 
diff --git a/keyboards/sol/keymaps/brianweyer/keymap.c b/keyboards/sol/keymaps/brianweyer/keymap.c
index 2259e246d..9fd6ad615 100755
--- a/keyboards/sol/keymaps/brianweyer/keymap.c
+++ b/keyboards/sol/keymaps/brianweyer/keymap.c
@@ -3,9 +3,6 @@
 #include "lufa.h"
 #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "common/ssd1306.h"
-#endif
 
 extern keymap_config_t keymap_config;
 
@@ -175,38 +172,28 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 void matrix_init_user(void) {
-    #ifdef RGBLIGHT_ENABLE
-      RGB_current_mode = rgblight_config.mode;
-    #endif
-    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
-    #ifdef SSD1306OLED
-        iota_gfx_init(!has_usb());   // turns on the display
-    #endif
+#ifdef RGBLIGHT_ENABLE
+  RGB_current_mode = rgblight_config.mode;
+#endif
 }
 
-void matrix_scan_user(void) {
-  #ifdef SSD1306OLED
-    // led_test_init();
-    iota_gfx_task();  // this is what updates the display continuously
-  #endif
-}
 
+// OLED Driver Logic
+#ifdef OLED_DRIVER_ENABLE
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+uint8_t oled_init_user(uint8_t rotation) {
+  if (!has_usb())
+    return OLED_ROTATION_180;  // flip 180 for offhand
+  return rotation;
+}
 
-// hook point for 'led_test' keymap
-//   'default' keymap's led_test_init() is empty function, do nothing
-//   'led_test' keymap's led_test_init() force rgblight_mode_noeeprom(35);
-__attribute__ ((weak))
-void led_test_init(void) {}
+static void render_logo(void) {
+  static const char PROGMEM sol_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,0xd0,0xd1,0xd2,0xd3,0xd4,0};
 
-void matrix_update(struct CharacterMatrix *dest,
-                          const struct CharacterMatrix *source) {
-  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
-    memcpy(dest->display, source->display, sizeof(dest->display));
-    dest->dirty = true;
-  }
+  oled_write_P(sol_logo, false);
 }
 
 //assign the right code to your layers for OLED display
@@ -215,77 +202,52 @@ void matrix_update(struct CharacterMatrix *dest,
 #define L_ADJ (1<<_ADJ)
 #define L_ADJ_TRI (L_ADJ|L_FN)
 
-static void render_logo(struct CharacterMatrix *matrix) {
-
-  static char 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,
-    0};
-  matrix_write(matrix, logo);
-}
-
-
-
-void render_status(struct CharacterMatrix *matrix) {
-
+static void render_status(void) {
   // Render to mode icon
-  static char logo[][2][3]={{{0x95,0x96,0},{0xb5,0xb6,0}},{{0x97,0x98,0},{0xb7,0xb8,0}}};
-  if(keymap_config.swap_lalt_lgui==false){
-    matrix_write(matrix, logo[0][0]);
-    matrix_write_P(matrix, PSTR("\n"));
-    matrix_write(matrix, logo[0][1]);
-  }else{
-    matrix_write(matrix, logo[1][0]);
-    matrix_write_P(matrix, PSTR("\n"));
-    matrix_write(matrix, logo[1][1]);
+  static const char PROGMEM mode_logo[4][4] = {
+    {0x95,0x96,0x0a,0},
+    {0xb5,0xb6,0x0a,0},
+    {0x97,0x98,0x0a,0},
+    {0xb7,0xb8,0x0a,0} };
+
+  if (keymap_config.swap_lalt_lgui != false) {
+    oled_write_P(mode_logo[0], false);
+    oled_write_P(mode_logo[1], false);
+  } else {
+    oled_write_P(mode_logo[2], false);
+    oled_write_P(mode_logo[3], false);
   }
 
   // Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below
-  char buf[40];
-  snprintf(buf,sizeof(buf), "Undef-%ld", layer_state);
-  matrix_write_P(matrix, PSTR("\nLayer: "));
-    switch (layer_state) {
-        case L_BASE:
-           matrix_write_P(matrix, PSTR("Laser"));
-           break;
-        case L_FN:
-           matrix_write_P(matrix, PSTR("Function"));
-           break;
-        case L_ADJ:
-        case L_ADJ_TRI:
-           matrix_write_P(matrix, PSTR("Adjustment"));
-           break;
-        default:
-           matrix_write(matrix, buf);
-    }
+
+  oled_write_P(PSTR("Layer: "), false);
+  switch (layer_state) {
+    case L_BASE:
+      oled_write_P(PSTR("Laser     \n"), false);
+      break;
+    case L_FN:
+      oled_write_P(PSTR("Function  \n"), false);
+      break;
+    case L_ADJ:
+    case L_ADJ_TRI:
+      oled_write_P(PSTR("Adjustment\n"), false);
+      break;
+    default:
+      oled_write_P(PSTR("Undefined \n"), false);
+  }
 
   // Host Keyboard LED Status
-  char led[40];
-    snprintf(led, sizeof(led), "\n%s  %s  %s",
-            (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) ? "NUMLOCK" : "       ",
-            (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) ? "CAPS" : "    ",
-            (host_keyboard_leds() & (1<<USB_LED_SCROLL_LOCK)) ? "SCLK" : "    ");
-  matrix_write(matrix, led);
+  uint8_t led_usb_state = host_keyboard_leds();
+  oled_write_P(led_usb_state & (1<<USB_LED_NUM_LOCK) ? PSTR("NUMLOCK ") : PSTR("        "), false);
+  oled_write_P(led_usb_state & (1<<USB_LED_CAPS_LOCK) ? PSTR("CAPS ") : PSTR("     "), false);
+  oled_write_P(led_usb_state & (1<<USB_LED_SCROLL_LOCK) ? PSTR("SCLK ") : PSTR("     "), false);
 }
 
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-
-#if DEBUG_TO_SCREEN
-  if (debug_enable) {
-    return;
-  }
-#endif
-
-  matrix_clear(&matrix);
-  if(is_master){
-    render_status(&matrix);
-  }else{
-    render_logo(&matrix);
-  }
-  matrix_update(&display, &matrix);
+void oled_task_user(void) {
+  if (is_master)
+    render_status();
+  else
+    render_logo();
 }
 
 #endif
diff --git a/keyboards/sol/keymaps/brianweyer/rules.mk b/keyboards/sol/keymaps/brianweyer/rules.mk
index d53ebe34d..15b0c8fd2 100755
--- a/keyboards/sol/keymaps/brianweyer/rules.mk
+++ b/keyboards/sol/keymaps/brianweyer/rules.mk
@@ -4,12 +4,13 @@
 #
 BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
 MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+
 EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
-CONSOLE_ENABLE = no        # Console for debug(+400)
-COMMAND_ENABLE = no        # Commands for debug and configuration
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
 NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 RGBLIGHT_ENABLE = yes       # Enable global lighting effects. Do not enable with RGB Matrix
-LED_ANIMATIONS = yes        # LED animations
+RGBLIGHT_ANIMATIONS = yes   # LED animations
 LED_MIRRORED = no           # Mirror LEDs across halves (enable DIP 1 on slave, and DIP 2 and 3 on master)
 RGB_MATRIX_ENABLE = no      # Enable per-key coordinate based RGB effects. Do not enable with RGBlight (+8500)
 RGB_MATRIX_KEYPRESSES = no  # Enable reactive per-key effects. Can be very laggy (+1500)
@@ -17,15 +18,12 @@ RGBLIGHT_FULL_POWER = no    # Allow maximum RGB brightness. Otherwise, limited t
 UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
 ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)
-OLED_ENABLE = yes           # OLED_ENABLE (+5000)
+
+OLED_DRIVER_ENABLE = yes    # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)
 
 # Do not edit past here
 
-ifeq ($(strip $(OLED_ENABLE)), yes)
-    OPT_DEFS += -DOLED_ENABLE
-endif
-
 ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
     OPT_DEFS += -DENCODER_ENABLE_CUSTOM
     SRC += common/knob_v2.c
diff --git a/keyboards/sol/keymaps/danielhklein/keymap.c b/keyboards/sol/keymaps/danielhklein/keymap.c
index 883b41826..cfc295323 100644
--- a/keyboards/sol/keymaps/danielhklein/keymap.c
+++ b/keyboards/sol/keymaps/danielhklein/keymap.c
@@ -3,9 +3,6 @@
 #include "lufa.h"
 #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "common/ssd1306.h"
-#endif
 
 extern keymap_config_t keymap_config;
 
@@ -240,115 +237,81 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 void matrix_init_user(void) {
-    #ifdef RGBLIGHT_ENABLE
-      RGB_current_mode = rgblight_config.mode;
-    #endif
-    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
-    #ifdef SSD1306OLED
-        iota_gfx_init(!has_usb());   // turns on the display
-    #endif
+#ifdef RGBLIGHT_ENABLE
+  RGB_current_mode = rgblight_config.mode;
+#endif
 }
 
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+// OLED Driver Logic
+#ifdef OLED_DRIVER_ENABLE
 
-// hook point for 'led_test' keymap
-//   'default' keymap's led_test_init() is empty function, do nothing
-//   'led_test' keymap's led_test_init() force rgblight_mode_noeeprom(35);
-__attribute__ ((weak))
-void led_test_init(void) {}
-
-void matrix_scan_user(void) {
-    led_test_init();
-    iota_gfx_task();  // this is what updates the display continuously
+uint8_t oled_init_user(uint8_t rotation) {
+  if (!has_usb())
+    return OLED_ROTATION_180;  // flip 180 for offhand
+  return rotation;
 }
 
-void matrix_update(struct CharacterMatrix *dest,
-                          const struct CharacterMatrix *source) {
-  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
-    memcpy(dest->display, source->display, sizeof(dest->display));
-    dest->dirty = true;
-  }
+static void render_logo(void) {
+  static const char PROGMEM sol_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,0xd0,0xd1,0xd2,0xd3,0xd4,0};
+
+  oled_write_P(sol_logo, false);
 }
 
 //assign the right code to your layers for OLED display
 #define L_BASE 0
 #define L_FN (1<<_FN)
 #define L_ADJ (1<<_ADJ)
+#define L_ADJ_TRI (L_ADJ|L_FN)
 
-static void render_logo(struct CharacterMatrix *matrix) {
-
-  static char 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,
-    0};
-  matrix_write(matrix, logo);
-  //matrix_write_P(&matrix, PSTR(" Split keyboard kit"));
-}
-
-
-
-void render_status(struct CharacterMatrix *matrix) {
-
+static void render_status(void) {
   // Render to mode icon
-  static char logo[][2][3]={{{0x95,0x96,0},{0xb5,0xb6,0}},{{0x97,0x98,0},{0xb7,0xb8,0}}};
-  if(keymap_config.swap_lalt_lgui==false){
-    matrix_write(matrix, logo[0][0]);
-    matrix_write_P(matrix, PSTR("\n"));
-    matrix_write(matrix, logo[0][1]);
-  }else{
-    matrix_write(matrix, logo[1][0]);
-    matrix_write_P(matrix, PSTR("\n"));
-    matrix_write(matrix, logo[1][1]);
+  static const char PROGMEM mode_logo[4][4] = {
+    {0x95,0x96,0x0a,0},
+    {0xb5,0xb6,0x0a,0},
+    {0x97,0x98,0x0a,0},
+    {0xb7,0xb8,0x0a,0} };
+
+  if (keymap_config.swap_lalt_lgui != false) {
+    oled_write_P(mode_logo[0], false);
+    oled_write_P(mode_logo[1], false);
+  } else {
+    oled_write_P(mode_logo[2], false);
+    oled_write_P(mode_logo[3], false);
   }
 
   // Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below
-  char buf[40];
-  snprintf(buf,sizeof(buf), "Undef-%ld", layer_state);
-  matrix_write_P(matrix, PSTR("\nLayer: "));
-    switch (layer_state) {
-        case L_BASE:
-           matrix_write_P(matrix, PSTR("Default"));
-           break;
-        case L_FN:
-           matrix_write_P(matrix, PSTR("FN"));
-           break;
-        case L_ADJ:
-        case L_ADJ_TRI:
-           matrix_write_P(matrix, PSTR("ADJ"));
-           break;
-        default:
-           matrix_write(matrix, buf);
-    }
+  oled_write_P(PSTR("Layer: "), false);
+  switch (layer_state) {
+    case L_BASE:
+      oled_write_P(PSTR("Default\n"), false);
+      break;
+    case L_FN:
+      oled_write_P(PSTR("FN     \n"), false);
+      break;
+    case L_ADJ:
+    case L_ADJ_TRI:
+      oled_write_P(PSTR("ADJ    \n"), false);
+      break;
+    default:
+      oled_write_P(PSTR("UNDEF  \n"), false);
+  }
 
   // Host Keyboard LED Status
-  char led[40];
-    snprintf(led, sizeof(led), "\n%s  %s  %s",
-            (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) ? "NUMLOCK" : "       ",
-            (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) ? "CAPS" : "    ",
-            (host_keyboard_leds() & (1<<USB_LED_SCROLL_LOCK)) ? "SCLK" : "    ");
-  matrix_write(matrix, led);
+  uint8_t led_usb_state = host_keyboard_leds();
+  oled_write_P(led_usb_state & (1<<USB_LED_NUM_LOCK) ? PSTR("NUMLOCK ") : PSTR("        "), false);
+  oled_write_P(led_usb_state & (1<<USB_LED_CAPS_LOCK) ? PSTR("CAPS ") : PSTR("     "), false);
+  oled_write_P(led_usb_state & (1<<USB_LED_SCROLL_LOCK) ? PSTR("SCLK ") : PSTR("     "), false);
 }
 
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-
-#if DEBUG_TO_SCREEN
-  if (debug_enable) {
-    return;
-  }
-#endif
-
-  matrix_clear(&matrix);
-  if(is_master){
-    render_status(&matrix);
-  }else{
-    render_logo(&matrix);
-  }
-  matrix_update(&display, &matrix);
+void oled_task_user(void) {
+  if (is_master)
+    render_status();
+  else
+    render_logo();
 }
 
 #endif
diff --git a/keyboards/sol/keymaps/danielhklein/rules.mk b/keyboards/sol/keymaps/danielhklein/rules.mk
index 199dad6fc..526b72fe7 100644
--- a/keyboards/sol/keymaps/danielhklein/rules.mk
+++ b/keyboards/sol/keymaps/danielhklein/rules.mk
@@ -19,24 +19,18 @@ UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
 ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)
 
-OLED_ENABLE = no            # OLED_ENABLE (+5000)
+OLED_DRIVER_ENABLE = no     # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)
 
 # Do not edit past here
 
-ifeq ($(strip $(OLED_ENABLE)), yes)
-    OPT_DEFS += -DOLED_ENABLE
-endif
-
 ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
     OPT_DEFS += -DENCODER_ENABLE_CUSTOM
     SRC += common/knob_v2.c
-
 endif
 
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
     OPT_DEFS += -DIOS_DEVICE_ENABLE
-
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
     OPT_DEFS += -DRGBLIGHT_FULL_POWER
 endif
diff --git a/keyboards/sol/keymaps/default/keymap.c b/keyboards/sol/keymaps/default/keymap.c
index 799507f66..1742fc597 100644
--- a/keyboards/sol/keymaps/default/keymap.c
+++ b/keyboards/sol/keymaps/default/keymap.c
@@ -4,9 +4,6 @@
 #include "lufa.h"
 #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "common/ssd1306.h"
-#endif
 
 extern keymap_config_t keymap_config;
 
@@ -248,115 +245,81 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 void matrix_init_user(void) {
-    #ifdef RGBLIGHT_ENABLE
-      RGB_current_mode = rgblight_config.mode;
-    #endif
-    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
-    #ifdef SSD1306OLED
-        iota_gfx_init(!has_usb());   // turns on the display
-    #endif
+#ifdef RGBLIGHT_ENABLE
+  RGB_current_mode = rgblight_config.mode;
+#endif
 }
 
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+// OLED Driver Logic
+#ifdef OLED_DRIVER_ENABLE
 
-// hook point for 'led_test' keymap
-//   'default' keymap's led_test_init() is empty function, do nothing
-//   'led_test' keymap's led_test_init() force rgblight_mode_noeeprom(35);
-__attribute__ ((weak))
-void led_test_init(void) {}
-
-void matrix_scan_user(void) {
-    led_test_init();
-    iota_gfx_task();  // this is what updates the display continuously
+uint8_t oled_init_user(uint8_t rotation) {
+  if (!has_usb())
+    return OLED_ROTATION_180;  // flip 180 for offhand
+  return rotation;
 }
 
-void matrix_update(struct CharacterMatrix *dest,
-                          const struct CharacterMatrix *source) {
-  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
-    memcpy(dest->display, source->display, sizeof(dest->display));
-    dest->dirty = true;
-  }
+static void render_logo(void) {
+  static const char PROGMEM sol_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,0xd0,0xd1,0xd2,0xd3,0xd4,0};
+
+  oled_write_P(sol_logo, false);
 }
 
 //assign the right code to your layers for OLED display
 #define L_BASE 0
 #define L_FN (1<<_FN)
 #define L_ADJ (1<<_ADJ)
+#define L_ADJ_TRI (L_ADJ|L_FN)
 
-static void render_logo(struct CharacterMatrix *matrix) {
-
-  static char 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,
-    0};
-  matrix_write(matrix, logo);
-  //matrix_write_P(&matrix, PSTR(" Split keyboard kit"));
-}
-
-
-
-void render_status(struct CharacterMatrix *matrix) {
-
+static void render_status(void) {
   // Render to mode icon
-  static char logo[][2][3]={{{0x95,0x96,0},{0xb5,0xb6,0}},{{0x97,0x98,0},{0xb7,0xb8,0}}};
-  if(keymap_config.swap_lalt_lgui==false){
-    matrix_write(matrix, logo[0][0]);
-    matrix_write_P(matrix, PSTR("\n"));
-    matrix_write(matrix, logo[0][1]);
-  }else{
-    matrix_write(matrix, logo[1][0]);
-    matrix_write_P(matrix, PSTR("\n"));
-    matrix_write(matrix, logo[1][1]);
+  static const char PROGMEM mode_logo[4][4] = {
+    {0x95,0x96,0x0a,0},
+    {0xb5,0xb6,0x0a,0},
+    {0x97,0x98,0x0a,0},
+    {0xb7,0xb8,0x0a,0} };
+
+  if (keymap_config.swap_lalt_lgui != false) {
+    oled_write_P(mode_logo[0], false);
+    oled_write_P(mode_logo[1], false);
+  } else {
+    oled_write_P(mode_logo[2], false);
+    oled_write_P(mode_logo[3], false);
   }
 
   // Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below
-  char buf[40];
-  snprintf(buf,sizeof(buf), "Undef-%ld", layer_state);
-  matrix_write_P(matrix, PSTR("\nLayer: "));
-    switch (layer_state) {
-        case L_BASE:
-           matrix_write_P(matrix, PSTR("Default"));
-           break;
-        case L_FN:
-           matrix_write_P(matrix, PSTR("FN"));
-           break;
-        case L_ADJ:
-        case L_ADJ_TRI:
-           matrix_write_P(matrix, PSTR("ADJ"));
-           break;
-        default:
-           matrix_write(matrix, buf);
-    }
+  oled_write_P(PSTR("Layer: "), false);
+  switch (layer_state) {
+    case L_BASE:
+      oled_write_P(PSTR("Default\n"), false);
+      break;
+    case L_FN:
+      oled_write_P(PSTR("FN     \n"), false);
+      break;
+    case L_ADJ:
+    case L_ADJ_TRI:
+      oled_write_P(PSTR("ADJ    \n"), false);
+      break;
+    default:
+      oled_write_P(PSTR("UNDEF  \n"), false);
+  }
 
   // Host Keyboard LED Status
-  char led[40];
-    snprintf(led, sizeof(led), "\n%s  %s  %s",
-            (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) ? "NUMLOCK" : "       ",
-            (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) ? "CAPS" : "    ",
-            (host_keyboard_leds() & (1<<USB_LED_SCROLL_LOCK)) ? "SCLK" : "    ");
-  matrix_write(matrix, led);
+  uint8_t led_usb_state = host_keyboard_leds();
+  oled_write_P(led_usb_state & (1<<USB_LED_NUM_LOCK) ? PSTR("NUMLOCK ") : PSTR("        "), false);
+  oled_write_P(led_usb_state & (1<<USB_LED_CAPS_LOCK) ? PSTR("CAPS ") : PSTR("     "), false);
+  oled_write_P(led_usb_state & (1<<USB_LED_SCROLL_LOCK) ? PSTR("SCLK ") : PSTR("     "), false);
 }
 
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-
-#if DEBUG_TO_SCREEN
-  if (debug_enable) {
-    return;
-  }
-#endif
-
-  matrix_clear(&matrix);
-  if(is_master){
-    render_status(&matrix);
-  }else{
-    render_logo(&matrix);
-  }
-  matrix_update(&display, &matrix);
+void oled_task_user(void) {
+  if (is_master)
+    render_status();
+  else
+    render_logo();
 }
 
 #endif
diff --git a/keyboards/sol/keymaps/default/rules.mk b/keyboards/sol/keymaps/default/rules.mk
index a098cfd78..40167b375 100644
--- a/keyboards/sol/keymaps/default/rules.mk
+++ b/keyboards/sol/keymaps/default/rules.mk
@@ -24,19 +24,13 @@ IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPa
 
 # Do not edit past here
 
-ifeq ($(strip $(OLED_ENABLE)), yes)
-    OPT_DEFS += -DOLED_ENABLE
-endif
-
 ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
     OPT_DEFS += -DENCODER_ENABLE_CUSTOM
     SRC += common/knob_v2.c
-
 endif
 
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
     OPT_DEFS += -DIOS_DEVICE_ENABLE
-
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
     OPT_DEFS += -DRGBLIGHT_FULL_POWER
 endif
@@ -47,4 +41,4 @@ endif
 
 ifeq ($(strip $(LED_MIRRORED)), yes)
     OPT_DEFS += -DLED_MIRRORED
-endif
\ No newline at end of file
+endif
diff --git a/keyboards/sol/keymaps/kageurufu/rules.mk b/keyboards/sol/keymaps/kageurufu/rules.mk
index bb502be00..82816f960 100644
--- a/keyboards/sol/keymaps/kageurufu/rules.mk
+++ b/keyboards/sol/keymaps/kageurufu/rules.mk
@@ -18,15 +18,12 @@ RGBLIGHT_FULL_POWER = no    # Allow maximum RGB brightness. Otherwise, limited t
 UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
 ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)
-OLED_ENABLE = no            # OLED_ENABLE (+5000)
+
+OLED_DRIVER_ENABLE = no     # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)
 
 # Do not edit past here
 
-ifeq ($(strip $(OLED_ENABLE)), yes)
-    OPT_DEFS += -DOLED_ENABLE
-endif
-
 ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
     OPT_DEFS += -DENCODER_ENABLE_CUSTOM
     SRC += common/knob_v2.c
diff --git a/keyboards/sol/rev1/config.h b/keyboards/sol/rev1/config.h
index 1ef373f96..1d8391f64 100644
--- a/keyboards/sol/rev1/config.h
+++ b/keyboards/sol/rev1/config.h
@@ -40,12 +40,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-// Helix keyboard OLED support
-//      see ./rules.mk: OLED_ENABLE=yes or no
-#ifdef OLED_ENABLE
-  #define SSD1306OLED
-#endif
-
 /* Select rows configuration */
 // Rows are 4 or 5
 // #define HELIX_ROWS 5 see ./rules.mk
diff --git a/keyboards/sol/rev1/rev1.c b/keyboards/sol/rev1/rev1.c
index 9d869a4af..049b5c218 100644
--- a/keyboards/sol/rev1/rev1.c
+++ b/keyboards/sol/rev1/rev1.c
@@ -1,12 +1,5 @@
 #include "sol.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
-
 #ifdef RGB_MATRIX_ENABLE
   const rgb_led g_rgb_leds[DRIVER_LED_TOTAL] = {
 	// Left Hand Mapped Left to Right
diff --git a/keyboards/sol/rev1/split_util.h b/keyboards/sol/rev1/split_util.h
index 59b362415..442163896 100644
--- a/keyboards/sol/rev1/split_util.h
+++ b/keyboards/sol/rev1/split_util.h
@@ -12,6 +12,4 @@ void matrix_slave_scan(void);
 void split_keyboard_setup(void);
 bool has_usb(void);
 
-void matrix_master_OLED_init (void);
-
 #endif
diff --git a/keyboards/sol/rules.mk b/keyboards/sol/rules.mk
index aa18721b6..bafdd9c52 100644
--- a/keyboards/sol/rules.mk
+++ b/keyboards/sol/rules.mk
@@ -1,6 +1,4 @@
-SRC += i2c.c \
-	     serial.c \
-	     common/ssd1306.c
+SRC += serial.c
 
 # MCU name
 #MCU = at90usb1287
@@ -47,6 +45,9 @@ BOOTLOADER = qmk-dfu
 # Interrupt driven control endpoint task(+60)
 OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 
+# Custom local font file
+OPT_DEFS += -DOLED_FONT_H=\"common/glcdfont.c\"
+
 # Build Options
 #   change to "no" to disable the options, or define them in the Makefile in
 #   the appropriate keymap folder that will get included automatically