Merge remote-tracking branch 'upstream/develop'

54 files changed, 120 insertions, 344 deletions

diff --git a/keyboards/crkbd/keymaps/ardakilic/keymap.c b/keyboards/crkbd/keymaps/ardakilic/keymap.c
index a611c59223..f5cd85eb12 100644
--- a/keyboards/crkbd/keymaps/ardakilic/keymap.c
+++ b/keyboards/crkbd/keymaps/ardakilic/keymap.c
@@ -229,7 +229,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * ADJUST LAYER
   [_TPL] = LAYOUT_wrapper( \
   //,-----------------------------------------------------.      ,----------------------------------------------------.
-    |  RESET | EEPRST |        |        |        |        |      |        |        |        |        |        |       |
+    |  QK_BOOT | EEPRST |        |        |        |        |      |        |        |        |        |        |       |
   //|--------+--------+--------+--------+--------+--------|      |--------+--------+--------+--------+--------+-------|
     | RGBTog |  HUE▲  |  SAT▲  | BRGHT▲ |        |        |      |        |        |        |        |        |       |
   //|--------+--------+--------+--------+--------+--------|      |--------+--------+--------+--------+--------+-------|
@@ -241,7 +241,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   ),
 */
   [_ADJUST] = LAYOUT_split_3x6_3(
-    RESET, EEP_RST, _______, _______, _______, _______,                      _______, _______, _______, _______, _______, _______,
+    QK_BOOT, EEP_RST, _______, _______, _______, _______,                      _______, _______, _______, _______, _______, _______,
     RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, _______, _______,                    _______, _______, _______, _______, _______, _______,
     RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, _______, _______,                    _______, _______, _______, _______, _______, _______,
                                           KC_LGUI, _______,  KC_SPC,     KC_ENT, _______, KC_RALT
diff --git a/keyboards/crkbd/keymaps/blipson/keymap.c b/keyboards/crkbd/keymaps/blipson/keymap.c
index ad7664c295..218933940c 100644
--- a/keyboards/crkbd/keymaps/blipson/keymap.c
+++ b/keyboards/crkbd/keymaps/blipson/keymap.c
@@ -58,7 +58,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
    [3] = LAYOUT_split_3x6_3(
    //,-------------------------------------------------------------------------------.                    ,------------------------------------------------------------------.
-       KC_ESC,    KC_F1,       KC_F2,         KC_F3,          KC_F4,     KC_F5,                            KC_F6,       KC_F7,       KC_F8,       KC_F9,   KC_F10,  RESET,
+       KC_ESC,    KC_F1,       KC_F2,         KC_F3,          KC_F4,     KC_F5,                            KC_F6,       KC_F7,       KC_F8,       KC_F9,   KC_F10,  QK_BOOT,
    //|----------+------------+--------------+---------------+-----------+------------|                    |------------+------------+------------+--------+--------+---------|
        KC_LCTL,   A(KC_F12),   A(G(KC_LEFT)), A(G(KC_RIGHT)), S(KC_F6),  C(S(KC_D)),                       C(S(KC_R)),  G(KC_LBRC),  G(KC_RBRC),  KC_F11,  KC_F12, KC_MPLY,
    //|----------+------------+--------------+---------------+-----------+------------|                    |------------+------------+------------+--------+--------+---------|
diff --git a/keyboards/crkbd/keymaps/crkdves/keymap.c b/keyboards/crkbd/keymaps/crkdves/keymap.c
index 52ea9dedba..333e47e952 100644
--- a/keyboards/crkbd/keymaps/crkdves/keymap.c
+++ b/keyboards/crkbd/keymaps/crkdves/keymap.c
@@ -148,7 +148,7 @@ LSFT_T(ES_LABK), ES_MINS,    ES_Q,    ES_J,    ES_K,    ES_X,
 
     [_ADJUST] = LAYOUT_split_3x6_3(
     //,-----------------------------------------------------.                    ,-----------------------------------------------------.
-          RESET,  RGBRST,RGB_RMOD, XXXXXXX, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+          QK_BOOT,  RGBRST,RGB_RMOD, XXXXXXX, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
     //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
         RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, RGB_SPI, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
     //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/crkqwes/keymap.c b/keyboards/crkbd/keymaps/crkqwes/keymap.c
index 2c80024c9d..817935d0b3 100644
--- a/keyboards/crkbd/keymaps/crkqwes/keymap.c
+++ b/keyboards/crkbd/keymaps/crkqwes/keymap.c
@@ -148,7 +148,7 @@ LSFT_T(ES_LABK),    ES_Z,    ES_X,    ES_C,    ES_V,    ES_B,
 
     [_ADJUST] = LAYOUT_split_3x6_3(
     //,-----------------------------------------------------.                    ,-----------------------------------------------------.
-          RESET,  RGBRST,RGB_RMOD, XXXXXXX, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+          QK_BOOT,  RGBRST,RGB_RMOD, XXXXXXX, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
     //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
         RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, RGB_SPI, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
     //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/davidrambo/config.h b/keyboards/crkbd/keymaps/davidrambo/config.h
index bf96f265f4..df5e0611e1 100644
--- a/keyboards/crkbd/keymaps/davidrambo/config.h
+++ b/keyboards/crkbd/keymaps/davidrambo/config.h
@@ -30,8 +30,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define RGBLIGHT_SPLIT
 
-//#define SSD1306OLED
-
 #define TAPPING_TERM 200
 #define PERMISSIVE_HOLD
 
diff --git a/keyboards/crkbd/keymaps/davidrambo/keymap.c b/keyboards/crkbd/keymaps/davidrambo/keymap.c
index 6e97795220..b707192608 100644
--- a/keyboards/crkbd/keymaps/davidrambo/keymap.c
+++ b/keyboards/crkbd/keymaps/davidrambo/keymap.c
@@ -16,9 +16,6 @@
 
 #include QMK_KEYBOARD_H
 
-//extern uint8_t is_master;
-
-
 enum custom_layers {
     _COLEMAK,
     _SYMBOL,
@@ -86,7 +83,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       _______, _______, _______, _______, _______, _______,                     CTLPGUP, KC_LEFT , KC_DOWN, KC_RGHT, CTLPGDN, _______,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
-        RESET, _______, _______, _______, _______, _______,                      ATAB   , CBSPC , KC_HOME, KC_END,    G_GRV , _______,
+        QK_BOOT, _______, _______, _______, _______, _______,                      ATAB   , CBSPC , KC_HOME, KC_END,    G_GRV , _______,
   //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
                                           _______, _______, _______,    _______, _______, KC_RALT
                                       //`--------------------------'  `--------------------------'
diff --git a/keyboards/crkbd/keymaps/devdev/keymap.c b/keyboards/crkbd/keymaps/devdev/keymap.c
index a506295749..cbaa7c16e9 100644
--- a/keyboards/crkbd/keymaps/devdev/keymap.c
+++ b/keyboards/crkbd/keymaps/devdev/keymap.c
@@ -108,7 +108,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 	// commands - both thumbs
 	[_COMMAND] = LAYOUT(
 	//,-----------------------------------------------------.                    ,-----------------------------------------------------.
-	      RESET,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5, 						 KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,   KC_NO,
+	      QK_BOOT, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5, 						 KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,   KC_NO,
     //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
 	    RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI,   DF(1),   DF(0), 					 C(G(KC_LEFT)),   KC_NO,   KC_NO,   C(G(KC_RGHT)),   KC_NO,   KC_NO,
 	//|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
@@ -134,7 +134,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 	// layer switcher
 	[_SWITCH] = LAYOUT(
 	//,-----------------------------------------------------.                    ,-----------------------------------------------------.
-	      TO(0),   TO(1),   TO(2),   TO(3),   TO(4),   TO(5), 					     KC_NO,   TO(7),   KC_NO,   KC_NO,   KC_NO,   RESET,
+	      TO(0),   TO(1),   TO(2),   TO(3),   TO(4),   TO(5), 					     KC_NO,   TO(7),   KC_NO,   KC_NO,   KC_NO,   QK_BOOT,
 	//|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
 	      KC_NO,   KC_NO, KC_BRIU,   KC_NO,   KC_NO,   KC_NO, 						 KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO, EEP_RST,
 	//|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
@@ -263,9 +263,6 @@ bool led_update_user(led_t led_state) {
 }
 */
 
-
-
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
 #ifdef OLED_ENABLE
 oled_rotation_t oled_init_user(oled_rotation_t rotation) {
   if (!is_keyboard_master()) {
@@ -319,27 +316,15 @@ void oled_render_layer_state(void) {
         oled_write_ln_P(PSTR("Layer: Layer Switch"),false);
         break;
       default:
+#if defined (LAYER_STATE_32BIT)
         snprintf(string, sizeof(string), "%ld",layer_state);
+#else
+        snprintf(string, sizeof(string), "%d",layer_state);
+#endif
         oled_write_P(PSTR("Layer: Undef-"),false);
         oled_write_ln(string, false);
     }
- }
-
-/*
-void matrix_render_user(struct CharacterMatrix *matrix) {
-  if (has_usb()) {
-    // If you want to change the display of OLED, you need to change here
-    matrix_write_ln(matrix, read_layer_state());
-    matrix_write_ln(matrix, read_keylog());
-    //matrix_write_ln(matrix, read_keylogs());
-    //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
-    //matrix_write_ln(matrix, read_host_led_state());
-    //matrix_write_ln(matrix, read_timelog());
-  } else {
-    matrix_write(matrix, read_logo());
-  }
 }
-*/
 
 char keylog_str[24] = {};
 const char code_to_name[60] = {
@@ -393,7 +378,7 @@ void oled_render_logo(void) {
 }
 
 bool oled_task_user(void) {
-    if (is_master) {
+    if (is_keyboard_master()) {
         oled_render_layer_state();
         oled_render_keylog();
     } else {
diff --git a/keyboards/crkbd/keymaps/dsanchezseco/keymap.c b/keyboards/crkbd/keymaps/dsanchezseco/keymap.c
index 6ef428a11f..ab84e5c580 100644
--- a/keyboards/crkbd/keymaps/dsanchezseco/keymap.c
+++ b/keyboards/crkbd/keymaps/dsanchezseco/keymap.c
@@ -84,7 +84,7 @@ oled_rotation_t oled_init_user(oled_rotation_t rotation) {
 
 const char *read_logo(void);
 bool oled_task_user(void){
-    switch (biton32(layer_state)){
+    switch (get_highest_layer(layer_state)){
         case _DVORAK:
             oled_write_ln_P(PSTR("DVRK"), false);
             break;
diff --git a/keyboards/crkbd/keymaps/edvorakjp/keymap.c b/keyboards/crkbd/keymaps/edvorakjp/keymap.c
index 5e56da61a9..f3b801da68 100644
--- a/keyboards/crkbd/keymaps/edvorakjp/keymap.c
+++ b/keyboards/crkbd/keymaps/edvorakjp/keymap.c
@@ -54,9 +54,9 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 // clang-format on
 
 #ifdef RGBLIGHT_EFFECT_STATIC_GRADIENT
-uint32_t layer_state_set_keymap(uint32_t state) {
+layer_state_t layer_state_set_keymap(layer_state_t state) {
     rgblight_mode_noeeprom(RGBLIGHT_MODE_STATIC_LIGHT);
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case L_EDVORAKJP_LOWER:
             rgblight_sethsv_noeeprom_red();
             break;
diff --git a/keyboards/crkbd/keymaps/edvorakjp/oled.c b/keyboards/crkbd/keymaps/edvorakjp/oled.c
index e5ff029565..cd75f8e277 100644
--- a/keyboards/crkbd/keymaps/edvorakjp/oled.c
+++ b/keyboards/crkbd/keymaps/edvorakjp/oled.c
@@ -9,7 +9,7 @@ void render_layer_state(void) {
     char layer_name[17];
     oled_write_P(PSTR("Layer: "), false);
 
-    switch (biton32(layer_state)) {
+    switch (get_highest_layer(layer_state)) {
         case L_EDVORAKJP_BASE:
             oled_write_ln_P(PSTR("Default"), false);
             break;
diff --git a/keyboards/crkbd/keymaps/gotham/config.h b/keyboards/crkbd/keymaps/gotham/config.h
index 45fe8c37a8..2a35f60dad 100644
--- a/keyboards/crkbd/keymaps/gotham/config.h
+++ b/keyboards/crkbd/keymaps/gotham/config.h
@@ -3,9 +3,6 @@
 #define EE_HANDS
 #define SPLIT_USB_DETECT
 
-#undef USE_I2C
-#undef SSD1306OLED
-
 #define USE_SERIAL_PD2
 
 #define IGNORE_MOD_TAP_INTERRUPT
diff --git a/keyboards/crkbd/keymaps/gotham/keymap.c b/keyboards/crkbd/keymaps/gotham/keymap.c
index a258794049..4c05e54999 100644
--- a/keyboards/crkbd/keymaps/gotham/keymap.c
+++ b/keyboards/crkbd/keymaps/gotham/keymap.c
@@ -53,7 +53,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   //|-----------------------------------------------------|                    |-----------------------------------------------------|
      XXXXXXX, CK_RST,  CK_DOWN, CK_UP,   CK_TOGG, RGB_TOG,                       MU_TOG, KC_F12,  KC_F7,   KC_F8,   KC_F9,   XXXXXXX,\
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
-     XXXXXXX, RGB_HUI, RGB_SAI, RGB_VAI, RGB_SPI, RGB_MOD,                       MU_MOD, KC_F11,  KC_F4,   KC_F5,   KC_F6,   RESET,  \
+     XXXXXXX, RGB_HUI, RGB_SAI, RGB_VAI, RGB_SPI, RGB_MOD,                       MU_MOD, KC_F11,  KC_F4,   KC_F5,   KC_F6,   QK_BOOT,  \
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
      XXXXXXX, RGB_HUD, RGB_SAD, RGB_VAD, RGB_SPD, RGBRST,                        AU_TOG, KC_F10,  KC_F1,   KC_F2,   KC_F3,   _______,\
   //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/gotham/oled.c b/keyboards/crkbd/keymaps/gotham/oled.c
index 6bf1233659..c4ac5e736c 100644
--- a/keyboards/crkbd/keymaps/gotham/oled.c
+++ b/keyboards/crkbd/keymaps/gotham/oled.c
@@ -1,7 +1,5 @@
 #pragma once
 
-extern uint8_t is_master;
-
 #if defined(RGBLIGHT_ENABLE) || defined(RGB_MATRIX_ENABLE)
 #    include "rgb.c"
 #endif
diff --git a/keyboards/crkbd/keymaps/hvp/config.h b/keyboards/crkbd/keymaps/hvp/config.h
index f32ec8cfbe..106e7535e3 100644
--- a/keyboards/crkbd/keymaps/hvp/config.h
+++ b/keyboards/crkbd/keymaps/hvp/config.h
@@ -28,10 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-#define SSD1306OLED
-#define USE_SSD_I2C
-
-
 #define USE_SERIAL_PD2
 
 //#define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/hvp/keymap.c b/keyboards/crkbd/keymaps/hvp/keymap.c
index 9e72504653..bdc8746199 100644
--- a/keyboards/crkbd/keymaps/hvp/keymap.c
+++ b/keyboards/crkbd/keymaps/hvp/keymap.c
@@ -69,7 +69,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   //|------+------+------+------+------+------|                |------+------+------+------+------+------|
     KC_F1,_______,_______,D_NAVI,_______,_______,                 KC_LEFT, KC_DOWN, KC_UP, KC_RIGHT, _______, _______,
   //|------+------+------+------+------+------|                |------+------+------+------+------+------|
-    RESET,KC_PSCR,_______,_______,_______,_______,                 KC_HOME, KC_PGDN, KC_PGUP, KC_END, _______, _______,
+    QK_BOOT,KC_PSCR,_______,_______,_______,_______,                 KC_HOME, KC_PGDN, KC_PGUP, KC_END, _______, _______,
   //|------+------+------+------+------+------+------|  |------+------+------+------+------+------+------|
                                 _______, KC_VOLD,KC_MPLY, KC_MNXT, KC_VOLU,_______
                               //`--------------------'  `--------------------'
@@ -91,14 +91,9 @@ 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();   // turns on the display
-    #endif
 }
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
 
 // When add source files to SRC in rules.mk, you can use functions.
 const char *read_layer_state(void);
@@ -112,42 +107,26 @@ const char *read_keylogs(void);
 // void set_timelog(void);
 // const char *read_timelog(void);
 
-void matrix_scan_user(void) {
-   iota_gfx_task();
-}
-
-void matrix_render_user(struct CharacterMatrix *matrix) {
+bool oled_task_user(void) {
   if (is_keyboard_master()) {
     // If you want to change the display of OLED, you need to change here
-    matrix_write(matrix, read_layer_state());
-    matrix_write(matrix, read_keylog());
-    //matrix_write_ln(matrix, read_keylogs());
-    //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
-    //matrix_write_ln(matrix, read_host_led_state());
-    //matrix_write_ln(matrix, read_timelog());
+    oled_write(read_layer_state(), false);
+    oled_write(read_keylog(), false);
+    //oled_write_ln(read_keylogs(), false);
+    //oled_write_ln(read_mode_icon(keymap_config.swap_lalt_lgui), false);
+    //oled_write_ln(read_host_led_state()), false;
+    //oled_write_ln(read_timelog(), false);
   } else {
-    matrix_write(matrix, read_logo());
-  }
-}
-
-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(read_logo(), false);
   }
+  return false;
 }
 
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-  matrix_clear(&matrix);
-  matrix_render_user(&matrix);
-  matrix_update(&display, &matrix);
-}
-#endif//SSD1306OLED
+#endif
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   if (record->event.pressed) {
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
     set_keylog(keycode, record);
 #endif
     // set_timelog();
diff --git a/keyboards/crkbd/keymaps/hvp/rules.mk b/keyboards/crkbd/keymaps/hvp/rules.mk
index 640a07b305..c7ed029e3d 100644
--- a/keyboards/crkbd/keymaps/hvp/rules.mk
+++ b/keyboards/crkbd/keymaps/hvp/rules.mk
@@ -1,10 +1,5 @@
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
-
 # If you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
@@ -14,4 +9,6 @@ SRC +=  ./lib/glcdfont.c \
 
 TAP_DANCE_ENABLE = yes
 EXTRAKEY_ENABLE = yes        # Audio control and System control
+OLED_ENABLE     = yes
+OLED_DRIVER     = SSD1306
 # LOCAL_GLCDFONT = yes
diff --git a/keyboards/crkbd/keymaps/jarred/config.h b/keyboards/crkbd/keymaps/jarred/config.h
index 012356241d..e5c2029a52 100644
--- a/keyboards/crkbd/keymaps/jarred/config.h
+++ b/keyboards/crkbd/keymaps/jarred/config.h
@@ -28,9 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-#define SSD1306OLED
-#define USE_SSD_I2C
-
 #define USE_SERIAL_PD2
 
 //#define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/jarred/keymap.c b/keyboards/crkbd/keymaps/jarred/keymap.c
index b938636c2a..b0e181b37f 100644
--- a/keyboards/crkbd/keymaps/jarred/keymap.c
+++ b/keyboards/crkbd/keymaps/jarred/keymap.c
@@ -5,10 +5,6 @@
   #include "lufa.h"
   #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "ssd1306.h"
-#endif
-
 
 #ifdef RGBLIGHT_ENABLE
 //Following line allows macro to read current RGB settings
@@ -65,15 +61,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   )
 };
 
-void matrix_init_user(void) {
-    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
-    #ifdef SSD1306OLED
-        iota_gfx_init();   // turns on the display
-    #endif
-}
-
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
 
 // When add source files to SRC in rules.mk, you can use functions.
 const char *read_logo(void);
@@ -84,7 +72,7 @@ const char *read_keylogs(void);
 char matrix_line_str[24];
 
 const char *read_layer_state(void) {
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
 
   strcpy(matrix_line_str, "Layer: ");
 
@@ -142,37 +130,18 @@ const char *read_usb_state(void) {
   return matrix_line_str;
 }
 
-void matrix_scan_user(void) {
-   iota_gfx_task();
-}
-
-void matrix_render_user(struct CharacterMatrix *matrix) {
+bool oled_task_user(void) {
   if (is_keyboard_master()) {
-    matrix_write(matrix, read_layer_state());
-    matrix_write(matrix, "\n");
-    matrix_write(matrix, read_usb_state());
-    matrix_write(matrix, "\n");
-    matrix_write(matrix, read_keylogs());
-    matrix_write(matrix, "\n");
+    oled_write_ln(read_layer_state(), false);
+    oled_write_ln(read_usb_state(), false);
+    oled_write_ln(read_keylogs(), false);
   } else {
-    matrix_write(matrix, read_logo());
+    oled_write(read_logo(), false);
   }
+  return false;
 }
 
-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;
-  }
-}
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-  matrix_clear(&matrix);
-  matrix_render_user(&matrix);
-  matrix_update(&display, &matrix);
-}
-#endif//SSD1306OLED
+#endif
 
 bool process_record_keymap(uint16_t keycode, keyrecord_t *record) {
   if (record->event.pressed) {
diff --git a/keyboards/crkbd/keymaps/jarred/rules.mk b/keyboards/crkbd/keymaps/jarred/rules.mk
index c5a73d5bd6..f18100d7ff 100644
--- a/keyboards/crkbd/keymaps/jarred/rules.mk
+++ b/keyboards/crkbd/keymaps/jarred/rules.mk
@@ -16,19 +16,17 @@ UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight.
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+OLED_ENABLE     = yes
+OLED_DRIVER     = SSD1306
 
 # 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 you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
         #./lib/layer_state_reader.c \
         # ./lib/mode_icon_reader.c \
         # ./lib/host_led_state_reader.c \
         # ./lib/timelogger.c \
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
diff --git a/keyboards/crkbd/keymaps/jpe230/keymap.c b/keyboards/crkbd/keymaps/jpe230/keymap.c
index c5ec473fed..28bb6c1fe1 100644
--- a/keyboards/crkbd/keymaps/jpe230/keymap.c
+++ b/keyboards/crkbd/keymaps/jpe230/keymap.c
@@ -70,7 +70,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [3] = LAYOUT_split_3x6_3(
   //,-----------------------------------------------------.                    ,-----------------------------------------------------.
-      KC_MUTE, KC_WBAK, KC_WFWD,   KC_F7,   KC_F8,   KC_F9,                      _______,    KC_7,    KC_8,    KC_9, _______, RESET,
+      KC_MUTE, KC_WBAK, KC_WFWD,   KC_F7,   KC_F8,   KC_F9,                      _______,    KC_7,    KC_8,    KC_9, _______, QK_BOOT,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       KC_VOLU, _______, KC_MNXT,   KC_F6,   KC_F5,   KC_F6,                      _______,    KC_6,    KC_5,    KC_4, _______, _______,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/kidbrazil/config.h b/keyboards/crkbd/keymaps/kidbrazil/config.h
index e44ae520f4..2801436709 100644
--- a/keyboards/crkbd/keymaps/kidbrazil/config.h
+++ b/keyboards/crkbd/keymaps/kidbrazil/config.h
@@ -29,9 +29,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-#define SSD1306OLED
-#define USE_SSD_I2C
-
 #define USE_SERIAL_PD2
 
 #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/kidbrazil/keymap.c b/keyboards/crkbd/keymaps/kidbrazil/keymap.c
index 219db22433..6a1e2e0cde 100644
--- a/keyboards/crkbd/keymaps/kidbrazil/keymap.c
+++ b/keyboards/crkbd/keymaps/kidbrazil/keymap.c
@@ -182,13 +182,13 @@ bool oled_task_user(void) {
             master_oled_cleared = true;
         }
         render_logo();
-        return;
+        return false;
     }
     // Drashna style timeout for LED and OLED Roughly 8mins
     else if (timer_elapsed32(oled_timer) > 480000) {
         oled_off();
         rgb_matrix_disable_noeeprom();
-        return;
+        return false;
     }
     else {
         oled_on();
diff --git a/keyboards/crkbd/keymaps/kidbrazil/rules.mk b/keyboards/crkbd/keymaps/kidbrazil/rules.mk
index 5566a6130b..d2c2f649e0 100644
--- a/keyboards/crkbd/keymaps/kidbrazil/rules.mk
+++ b/keyboards/crkbd/keymaps/kidbrazil/rules.mk
@@ -11,6 +11,3 @@ OLED_DRIVER = SSD1306
 # If you want to change the display of OLED, you need to change here
 SRC +=  logo_reader.c \
 				layer.c
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
diff --git a/keyboards/crkbd/keymaps/madhatter/config.h b/keyboards/crkbd/keymaps/madhatter/config.h
index bcf4e05005..6cbe5befb8 100644
--- a/keyboards/crkbd/keymaps/madhatter/config.h
+++ b/keyboards/crkbd/keymaps/madhatter/config.h
@@ -28,9 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-#define SSD1306OLED
-#define USE_SSD_I2C
-
 #define USE_SERIAL_PD2
 
 #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/madhatter/keymap.c b/keyboards/crkbd/keymaps/madhatter/keymap.c
index c228a7b573..59b4cc7a20 100644
--- a/keyboards/crkbd/keymaps/madhatter/keymap.c
+++ b/keyboards/crkbd/keymaps/madhatter/keymap.c
@@ -17,10 +17,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include QMK_KEYBOARD_H
-#ifdef SSD1306OLED
-#    include "ssd1306.h"
-#    include <string.h>
-#endif
+#include <string.h>
 
 enum corny_layers {
   _QWERTY,
@@ -86,7 +83,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
-      RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,   RESET,
+      RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,   QK_BOOT,
   //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
                                           KC_TRNS,  LOWER, KC_TRNS,    KC_TRNS,   RAISE, KC_TRNS
                                       //`--------------------------'  `--------------------------'
@@ -108,14 +105,9 @@ void matrix_init_user(void) {
     #ifdef RGBLIGHT_ENABLE
       RGB_current_mode = rgblight_get_mode();
     #endif
-    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
-    #ifdef SSD1306OLED
-        iota_gfx_init();   // turns on the display
-    #endif
 }
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
 
 // When add source files to SRC in rules.mk, you can use functions.
 const char *read_layer_state(void);
@@ -129,42 +121,26 @@ const char *read_keylogs(void);
 // void set_timelog(void);
 // const char *read_timelog(void);
 
-void matrix_scan_user(void) {
-   iota_gfx_task();
-}
-
-void matrix_render_user(struct CharacterMatrix *matrix) {
+bool oled_task_user(void) {
   if (is_keyboard_master()) {
     // If you want to change the display of OLED, you need to change here
-    matrix_write(matrix, read_layer_state());
-    matrix_write(matrix, read_keylog());
-    //matrix_write_ln(matrix, read_keylogs());
-    //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
-    //matrix_write_ln(matrix, read_host_led_state());
-    //matrix_write_ln(matrix, read_timelog());
+    oled_write(read_layer_state(), false);
+    oled_write(read_keylog(), false);
+    //oled_write_ln(read_keylogs(), false);
+    //oled_write_ln(read_mode_icon(keymap_config.swap_lalt_lgui), false);
+    //oled_write_ln(read_host_led_state(), false);
+    //oled_write_ln(read_timelog(), false);
   } else {
-    matrix_write(matrix, read_logo());
+    oled_write(read_logo(), false);
   }
+  return false;
 }
 
-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;
-  }
-}
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-  matrix_clear(&matrix);
-  matrix_render_user(&matrix);
-  matrix_update(&display, &matrix);
-}
-#endif//SSD1306OLED
+#endif
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   if (record->event.pressed) {
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
     set_keylog(keycode, record);
 #endif
     // set_timelog();
diff --git a/keyboards/crkbd/keymaps/madhatter/rules.mk b/keyboards/crkbd/keymaps/madhatter/rules.mk
index 489b16ef1c..89a2791bcd 100644
--- a/keyboards/crkbd/keymaps/madhatter/rules.mk
+++ b/keyboards/crkbd/keymaps/madhatter/rules.mk
@@ -1,13 +1,11 @@
+OLED_ENABLE     = yes
+OLED_DRIVER     = SSD1306
 
 # If you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
         # ./lib/mode_icon_reader.c \
         # ./lib/host_led_state_reader.c \
         # ./lib/timelogger.c \
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
diff --git a/keyboards/crkbd/keymaps/mb_via/keymap.c b/keyboards/crkbd/keymaps/mb_via/keymap.c
index b7fbc1c290..30a67de5c9 100644
--- a/keyboards/crkbd/keymaps/mb_via/keymap.c
+++ b/keyboards/crkbd/keymaps/mb_via/keymap.c
@@ -59,7 +59,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [3] = LAYOUT_split_3x6_3(
   //,-----------------------------------------------------.                    ,-----------------------------------------------------.
-        RESET, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+        QK_BOOT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/ninjonas/keymap.c b/keyboards/crkbd/keymaps/ninjonas/keymap.c
index bea80d2fd6..e29fda6deb 100644
--- a/keyboards/crkbd/keymaps/ninjonas/keymap.c
+++ b/keyboards/crkbd/keymaps/ninjonas/keymap.c
@@ -1,8 +1,6 @@
 #include QMK_KEYBOARD_H
 #include "ninjonas.h"
 
-uint8_t is_master;
-
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   [_QWERTY] = LAYOUT_wrapper(
   //,----------------------------------------------------.      ,----------------------------------------------------.
diff --git a/keyboards/crkbd/keymaps/oled_sample/config.h b/keyboards/crkbd/keymaps/oled_sample/config.h
index 41568c5916..450653e46c 100644
--- a/keyboards/crkbd/keymaps/oled_sample/config.h
+++ b/keyboards/crkbd/keymaps/oled_sample/config.h
@@ -21,10 +21,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #pragma once
 
 //#define USE_MATRIX_I2C
-#ifdef KEYBOARD_crkbd_rev1_common
-#    undef USE_I2C
-#    define USE_SERIAL
-#endif
 
 /* Select hand configuration */
 
diff --git a/keyboards/crkbd/keymaps/oled_sample/keymap.c b/keyboards/crkbd/keymaps/oled_sample/keymap.c
index 9daae9607d..2545f087f2 100644
--- a/keyboards/crkbd/keymaps/oled_sample/keymap.c
+++ b/keyboards/crkbd/keymaps/oled_sample/keymap.c
@@ -61,7 +61,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   ),
 
   [_ADJUST] = LAYOUT_split_3x6_3(
-    RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+    QK_BOOT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
     RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
     RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
                                         GUIEI,   LOWER,   KC_SPC,  KC_ENT,  RAISE,   ALTKN
diff --git a/keyboards/crkbd/keymaps/ollyhayes/keymap.c b/keyboards/crkbd/keymaps/ollyhayes/keymap.c
index 80ce41df49..5b9bc6cd4e 100644
--- a/keyboards/crkbd/keymaps/ollyhayes/keymap.c
+++ b/keyboards/crkbd/keymaps/ollyhayes/keymap.c
@@ -83,7 +83,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [MEDIA] = LAYOUT_split_3x6_3(
 //  +------------+-----------+---------+---------+---------+----------------+----------------+---------+---------+---------+----------+---------+
-	  RESET      , RGB_RMOD  , RGB_MOD , RGB_TOG , RGB_HUD , RGB_HUI        , RGB_HUD        , RGB_HUI , RGB_TOG , RGB_RMOD, RGB_MOD  , KC_SLEP ,
+	  QK_BOOT      , RGB_RMOD  , RGB_MOD , RGB_TOG , RGB_HUD , RGB_HUI        , RGB_HUD        , RGB_HUI , RGB_TOG , RGB_RMOD, RGB_MOD  , KC_SLEP ,
 	  KC_TRNS    , KC_TRNS   , KC_TRNS , KC_VOLD , KC_VOLU , RGB_MODE_PLAIN , RGB_MODE_PLAIN , KC_VOLD , KC_VOLU , KC_TRNS , KC_TRNS  , KC_TRNS ,
 	  KC_TRNS    , KC_TRNS   , RGB_VAD , RGB_VAI , RGB_SAD , RGB_SAI        , RGB_SAD        , RGB_SAI , RGB_VAD , RGB_VAI , KC_TRNS  , KC_TRNS ,
 										 KC_TRNS , KC_TRNS , KC_TRNS        , KC_TRNS        , KC_TRNS , KC_TRNS
diff --git a/keyboards/crkbd/keymaps/rarick/keymap.c b/keyboards/crkbd/keymaps/rarick/keymap.c
index adf9555421..72be5d3c36 100644
--- a/keyboards/crkbd/keymaps/rarick/keymap.c
+++ b/keyboards/crkbd/keymaps/rarick/keymap.c
@@ -61,7 +61,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [3] = LAYOUT_split_3x6_3(
   //,-----------------------------------------------------.                    ,-----------------------------------------------------.
-        RESET, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                        KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,
+        QK_BOOT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                        KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,                        KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,  KC_F12,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/rmeli/keymap.c b/keyboards/crkbd/keymaps/rmeli/keymap.c
index f7901d1cfd..f8d298bbdd 100644
--- a/keyboards/crkbd/keymaps/rmeli/keymap.c
+++ b/keyboards/crkbd/keymaps/rmeli/keymap.c
@@ -119,7 +119,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [_CONFIG] = LAYOUT_split_3x6_3(
   //|-----------------------------------------------------|                    |-----------------------------------------------------|
-        RESET, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                      UC_MOD,  KC_ASUP,   NK_ON, XXXXXXX, XXXXXXX,DF(_QWY),
+        QK_BOOT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                      UC_MOD,  KC_ASUP,   NK_ON, XXXXXXX, XXXXXXX,DF(_QWY),
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       RGB_TOG, RGB_MOD, RGB_HUI, RGB_SAI, RGB_VAI, RGB_SPI,                      XXXXXXX, KC_ASTG, NK_TOGG, XXXXXXX, XXXXXXX, XXXXXXX,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/rpbaptist/config.h b/keyboards/crkbd/keymaps/rpbaptist/config.h
index 3300684d63..994aef314e 100644
--- a/keyboards/crkbd/keymaps/rpbaptist/config.h
+++ b/keyboards/crkbd/keymaps/rpbaptist/config.h
@@ -26,11 +26,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define EE_HANDS
 
 #ifdef OLED_ENABLE
-#    undef SSD1306OLED
 #    define OLED_TIMEOUT 600000
 #endif
 
-#undef USE_I2C
 #define USE_SERIAL_PD2
 
 // #define FORCE_NKRO
diff --git a/keyboards/crkbd/keymaps/rpbaptist/keymap.c b/keyboards/crkbd/keymaps/rpbaptist/keymap.c
index a098c73d2c..a0186bf28d 100644
--- a/keyboards/crkbd/keymaps/rpbaptist/keymap.c
+++ b/keyboards/crkbd/keymaps/rpbaptist/keymap.c
@@ -157,7 +157,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [_UTIL] = LAYOUT_split_3x6_3( \
   //,-----------------------------------------------------.                    ,-----------------------------------------------------.
-        RESET, XXXXXXX, KC_MPRV, KC_VOLU, KC_MNXT, COLEMAK,                      RGB_IDL, RGB_MAP, RGB_NXS, XXXXXXX, RGB_HUD, RGB_HUI,\
+        QK_BOOT, XXXXXXX, KC_MPRV, KC_VOLU, KC_MNXT, COLEMAK,                      RGB_IDL, RGB_MAP, RGB_NXS, XXXXXXX, RGB_HUD, RGB_HUI,\
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       RGB_RST, XXXXXXX, KC_MSTP, KC_VOLD, KC_MPLY,  GAMING,                      RGB_UND, RGB_DUO, RGB_SCR, RGB_SPI, RGB_SAD, RGB_SAI,\
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
diff --git a/keyboards/crkbd/keymaps/rs/config.h b/keyboards/crkbd/keymaps/rs/config.h
index a2d5092dee..60f33e7585 100644
--- a/keyboards/crkbd/keymaps/rs/config.h
+++ b/keyboards/crkbd/keymaps/rs/config.h
@@ -28,8 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-// #define SSD1306OLED
-
 #define USE_SERIAL_PD2
 
 #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/rs/oled.c b/keyboards/crkbd/keymaps/rs/oled.c
index bd8ae7d299..a4c71daac2 100644
--- a/keyboards/crkbd/keymaps/rs/oled.c
+++ b/keyboards/crkbd/keymaps/rs/oled.c
@@ -1,13 +1,10 @@
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
 #include QMK_KEYBOARD_H
-#include "ssd1306.h"
 #ifdef PROTOCOL_LUFA
 #include "lufa.h"
 #include "split_util.h"
 #endif
 
-extern uint8_t is_master;
-
 // When add source files to SRC in rules.mk, you can use functions.
 const char *read_logo(void);
 const char *read_keylog(void);
@@ -47,7 +44,6 @@ void update_keymap_status(void) {
 #endif
 
 void matrix_init_user(void) {
-  iota_gfx_init(!has_usb()); // turns on the display
   update_keymap_status();
 }
 
@@ -74,31 +70,18 @@ layer_state_t layer_state_set_user(layer_state_t state) {
 }
 
 static inline void render_keymap_status(struct CharacterMatrix *matrix) {
-  matrix_write(matrix, layer_status_buf);
+  oled_write(layer_status_buf);
 }
 
-void matrix_render_user(struct CharacterMatrix *matrix) {
-  if (is_master) {
+bool oled_task_user(void) {
+  if (is_keyboard_master()) {
     render_keymap_status(matrix);
-    matrix_write_ln(matrix, read_keylog());
-    matrix_write_ln(matrix, read_keylogs());
+    oled_write_ln(read_keylog(), false);
+    oled_write_ln(read_keylogs(), false);
   } else {
-    matrix_write(matrix, read_logo());
-  }
-}
-
-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(read_logo(), false);
   }
-}
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-  matrix_clear(&matrix);
-  matrix_render_user(&matrix);
-  matrix_update(&display, &matrix);
+  return false;
 }
 
 #endif
diff --git a/keyboards/crkbd/keymaps/rs/rules.mk b/keyboards/crkbd/keymaps/rs/rules.mk
index c754ebdcbc..5a76c38f38 100644
--- a/keyboards/crkbd/keymaps/rs/rules.mk
+++ b/keyboards/crkbd/keymaps/rs/rules.mk
@@ -25,7 +25,6 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 # If you want to change the display of OLED, you need to change here
 SRC +=  oled.c \
-        ./lib/glcdfont.c \
         ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
diff --git a/keyboards/crkbd/keymaps/soundmonster/config.h b/keyboards/crkbd/keymaps/soundmonster/config.h
index 3a31f8613f..2d2b394369 100644
--- a/keyboards/crkbd/keymaps/soundmonster/config.h
+++ b/keyboards/crkbd/keymaps/soundmonster/config.h
@@ -28,10 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-// #define SSD1306OLED
-#undef USE_I2C
-#undef SSD1306OLED
-
 #define USE_SERIAL_PD2
 
 // #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/soundmonster/keymap.c b/keyboards/crkbd/keymaps/soundmonster/keymap.c
index 70fe50e967..66839e8249 100644
--- a/keyboards/crkbd/keymaps/soundmonster/keymap.c
+++ b/keyboards/crkbd/keymaps/soundmonster/keymap.c
@@ -73,7 +73,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
   [_ADJUST] = LAYOUT_split_3x6_3(
   //,-----------------------------------------.                ,-----------------------------------------.
-      RESET,RGBRST, KC_NO, KC_NO, KC_NO, KC_NO,                  KC_NO,KC__MUTE, KC_NO, KC_NO, KC_NO, KC_NO,
+      QK_BOOT,RGBRST, KC_NO, KC_NO, KC_NO, KC_NO,                  KC_NO,KC__MUTE, KC_NO, KC_NO, KC_NO, KC_NO,
   //|------+------+------+------+------+------|                |------+------+------+------+------+------|
     RGB_TOG,RGB_HUI,RGB_SAI,RGB_VAI,RGB_SPI,KC_NO,               KC_PAUSE,KC__VOLUP, KC_NO, KC_NO, KC_NO, KC_NO,
   //|------+------+------+------+------+------|                |------+------+------+------+------+------|
diff --git a/keyboards/crkbd/keymaps/thumb_ctrl/config.h b/keyboards/crkbd/keymaps/thumb_ctrl/config.h
index 4aee2aed14..10b89aede5 100755
--- a/keyboards/crkbd/keymaps/thumb_ctrl/config.h
+++ b/keyboards/crkbd/keymaps/thumb_ctrl/config.h
@@ -28,8 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 // #define MASTER_RIGHT
 // #define EE_HANDS
 
-// #define SSD1306OLED
-
 #define USE_SERIAL_PD2
 
 #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/thumb_ctrl/keymap.c b/keyboards/crkbd/keymaps/thumb_ctrl/keymap.c
index cbd7a46890..387839c16e 100755
--- a/keyboards/crkbd/keymaps/thumb_ctrl/keymap.c
+++ b/keyboards/crkbd/keymaps/thumb_ctrl/keymap.c
@@ -4,9 +4,6 @@
   #include "lufa.h"
   #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "ssd1306.h"
-#endif
 
 extern keymap_config_t keymap_config;
 
@@ -40,7 +37,7 @@ enum custom_keycodes {
 #define KC_XXXXX KC_NO
 #define KC_LOWER LOWER
 #define KC_RAISE RAISE
-#define KC_RST   RESET
+#define KC_RST   QK_BOOT
 #define KC_LRST  RGBRST
 #define KC_LTOG  RGB_TOG
 #define KC_LHUI  RGB_HUI
@@ -129,14 +126,9 @@ 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
 }
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
 
 // When add source files to SRC in rules.mk, you can use functions.
 const char *read_layer_state(void);
@@ -150,42 +142,26 @@ const char *read_keylogs(void);
 // void set_timelog(void);
 // const char *read_timelog(void);
 
-void matrix_scan_user(void) {
-   iota_gfx_task();
-}
-
-void matrix_render_user(struct CharacterMatrix *matrix) {
-  if (is_master) {
+bool oled_task_user(void) {
+  if (is_keyboard_master()) {
     // If you want to change the display of OLED, you need to change here
-    matrix_write_ln(matrix, read_layer_state());
-    matrix_write_ln(matrix, read_keylog());
-    matrix_write_ln(matrix, read_keylogs());
-    //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
-    //matrix_write_ln(matrix, read_host_led_state());
-    //matrix_write_ln(matrix, read_timelog());
+    oled_write_ln(read_layer_state(), false);
+    oled_write_ln(read_keylog(), false);
+    oled_write_ln(read_keylogs(), false);
+    //oled_write_ln(read_mode_icon(keymap_config.swap_lalt_lgui), false);
+    //oled_write_ln(read_host_led_state(), false);
+    //oled_write_ln(read_timelog(), false);
   } else {
-    matrix_write(matrix, read_logo());
+    oled_write(read_logo(), false);
   }
+  return false;
 }
 
-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;
-  }
-}
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-  matrix_clear(&matrix);
-  matrix_render_user(&matrix);
-  matrix_update(&display, &matrix);
-}
-#endif//SSD1306OLED
+#endif
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   if (record->event.pressed) {
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
     set_keylog(keycode, record);
 #endif
     // set_timelog();
diff --git a/keyboards/crkbd/keymaps/thumb_ctrl/rules.mk b/keyboards/crkbd/keymaps/thumb_ctrl/rules.mk
index e1d691834d..193aa14dac 100755
--- a/keyboards/crkbd/keymaps/thumb_ctrl/rules.mk
+++ b/keyboards/crkbd/keymaps/thumb_ctrl/rules.mk
@@ -16,19 +16,17 @@ UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight.
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+OLED_ENABLE     = yes
+OLED_DRIVER     = SSD1306
 
 # 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 you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
         # ./lib/mode_icon_reader.c \
         # ./lib/host_led_state_reader.c \
         # ./lib/timelogger.c \
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
diff --git a/keyboards/crkbd/keymaps/thunderbird2086/config.h b/keyboards/crkbd/keymaps/thunderbird2086/config.h
index 735caadaee..36afd9b469 100644
--- a/keyboards/crkbd/keymaps/thunderbird2086/config.h
+++ b/keyboards/crkbd/keymaps/thunderbird2086/config.h
@@ -7,8 +7,6 @@
 #define SPLIT_USB_DETECT
 
 // #define RGB_LAYER_ENABLE
-#undef USE_I2C
-#undef SSD1306OLED
 
 #define IGNORE_MOD_TAP_INTERRUPT
 #define PERMISSIVE_HOLD
diff --git a/keyboards/crkbd/keymaps/toinux/keymap.c b/keyboards/crkbd/keymaps/toinux/keymap.c
index ae3de00b79..9f5474ee2e 100644
--- a/keyboards/crkbd/keymaps/toinux/keymap.c
+++ b/keyboards/crkbd/keymaps/toinux/keymap.c
@@ -212,7 +212,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 //                                      |        |        |        |  |        |        |        |
 //                                      `--------------------------'  `--------------------------'
   [_ADJUST] = LAYOUT_split_3x6_3(
-        RESET, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_PSCR,                      KC_NLCK, KC_CAPS, KC_SCRL, XXXXXXX, XXXXXXX, XXXXXXX,
+        QK_BOOT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_PSCR,                      KC_NLCK, KC_CAPS, KC_SCRL, XXXXXXX, XXXXXXX, XXXXXXX,
       RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
       RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
                                           _______, _______, _______,    _______, _______, _______
diff --git a/keyboards/crkbd/keymaps/vayashiko/keymap.c b/keyboards/crkbd/keymaps/vayashiko/keymap.c
index f3cf5cb2f6..77229a3603 100644
--- a/keyboards/crkbd/keymaps/vayashiko/keymap.c
+++ b/keyboards/crkbd/keymaps/vayashiko/keymap.c
@@ -79,7 +79,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 #ifdef OLED_ENABLE
 oled_rotation_t oled_init_user(oled_rotation_t rotation) {
-  if (!is_master) {
+  if (!is_keyboard_master()) {
     return OLED_ROTATION_180;  // flips the display 180 degrees if offhand
   }
   return rotation;
@@ -165,7 +165,7 @@ void oled_render_logo(void) {
 }
 
 bool oled_task_user(void) {
-    if (is_master) {
+    if (is_keyboard_master()) {
         oled_render_layer_state();
         oled_render_keylog();
     } else {
diff --git a/keyboards/crkbd/keymaps/vayashiko/rules.mk b/keyboards/crkbd/keymaps/vayashiko/rules.mk
index b8ba838422..c29927421d 100644
--- a/keyboards/crkbd/keymaps/vayashiko/rules.mk
+++ b/keyboards/crkbd/keymaps/vayashiko/rules.mk
@@ -21,8 +21,7 @@ SWAP_HANDS_ENABLE = no      # Enable one-hand typing
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
 # If you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
diff --git a/keyboards/crkbd/keymaps/vlukash_trackpad_left/config.h b/keyboards/crkbd/keymaps/vlukash_trackpad_left/config.h
index d1c3855402..94494bafd8 100644
--- a/keyboards/crkbd/keymaps/vlukash_trackpad_left/config.h
+++ b/keyboards/crkbd/keymaps/vlukash_trackpad_left/config.h
@@ -5,9 +5,6 @@
 #define MASTER_RIGHT
 // #define EE_HANDS
 
-#define SSD1306OLED
-#define USE_SSD_I2C
-
 #define USE_SERIAL_PD2
 
 #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/vlukash_trackpad_left/keymap.c b/keyboards/crkbd/keymaps/vlukash_trackpad_left/keymap.c
index 7940e28025..e47e2df539 100644
--- a/keyboards/crkbd/keymaps/vlukash_trackpad_left/keymap.c
+++ b/keyboards/crkbd/keymaps/vlukash_trackpad_left/keymap.c
@@ -4,9 +4,6 @@
   #include "lufa.h"
   #include "split_util.h"
 #endif
-#ifdef SSD1306OLED
-  #include "ssd1306.h"
-#endif
 
 #ifdef RGBLIGHT_ENABLE
 //Following line allows macro to read current RGB settings
@@ -31,7 +28,7 @@ enum custom_keycodes {
 
 #define KC_LOWER LOWER
 #define KC_RAISE RAISE
-#define KC_RST   RESET
+#define KC_RST   QK_BOOT
 #define KC_LRST  RGBRST
 #define KC_LTOG  RGB_TOG
 #define KC_LHUI  RGB_HUI
@@ -122,14 +119,9 @@ 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();   // turns on the display
-    #endif
 }
 
-//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
 
 // When add source files to SRC in rules.mk, you can use functions.
 const char *read_layer_state(void);
@@ -138,42 +130,23 @@ void set_keylog(uint16_t keycode, keyrecord_t *record);
 const char *read_keylog(void);
 const char *read_keylogs(void);
 
-void matrix_scan_user(void) {
-   iota_gfx_task();
-}
-
-void matrix_render_user(struct CharacterMatrix *matrix) {
+bool oled_task_user(void) {
   if (is_keyboard_master()) {
     // If you want to change the display of OLED, you need to change here
-    matrix_write(matrix, read_layer_state());
-    matrix_write(matrix, "\n");
-    matrix_write(matrix, read_keylog());
-    matrix_write(matrix, "\n");
-    matrix_write(matrix, read_keylogs());
-    matrix_write(matrix, "\n");
+    oled_write_ln(read_layer_state(), false);
+    oled_write_ln(read_keylog(), false);
+    oled_write_ln(read_keylogs(), false);
   } else {
-    matrix_write(matrix, read_logo());
+    oled_write(read_logo(), false);
   }
+  return false;
 }
 
-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;
-  }
-}
-
-void iota_gfx_task_user(void) {
-  struct CharacterMatrix matrix;
-  matrix_clear(&matrix);
-  matrix_render_user(&matrix);
-  matrix_update(&display, &matrix);
-}
-#endif//SSD1306OLED
+#endif
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   if (record->event.pressed) {
-#ifdef SSD1306OLED
+#ifdef OLED_ENABLE
     set_keylog(keycode, record);
 #endif
   }
diff --git a/keyboards/crkbd/keymaps/vlukash_trackpad_left/rules.mk b/keyboards/crkbd/keymaps/vlukash_trackpad_left/rules.mk
index 44ff63ada1..ed4d34a70b 100644
--- a/keyboards/crkbd/keymaps/vlukash_trackpad_left/rules.mk
+++ b/keyboards/crkbd/keymaps/vlukash_trackpad_left/rules.mk
@@ -1,14 +1,12 @@
 # Build Options
 RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight.
+OLED_ENABLE     = yes
+OLED_DRIVER     = SSD1306
 
 BOOTLOADER = atmel-dfu
 
 # If you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
diff --git a/keyboards/crkbd/keymaps/vlukash_trackpad_right/keymap.c b/keyboards/crkbd/keymaps/vlukash_trackpad_right/keymap.c
index 14a5b5d90a..703be80d96 100644
--- a/keyboards/crkbd/keymaps/vlukash_trackpad_right/keymap.c
+++ b/keyboards/crkbd/keymaps/vlukash_trackpad_right/keymap.c
@@ -37,7 +37,7 @@ enum custom_keycodes {
 #define KC_XXXXX KC_NO
 #define KC_LOWER LOWER
 #define KC_RAISE RAISE
-#define KC_RST   RESET
+#define KC_RST   QK_BOOT
 #define KC_LRST  RGBRST
 #define KC_LTOG  RGB_TOG
 #define KC_LHUI  RGB_HUI
diff --git a/keyboards/crkbd/keymaps/vxid/config.h b/keyboards/crkbd/keymaps/vxid/config.h
index d9c0cbccf4..7a4596f3b2 100644
--- a/keyboards/crkbd/keymaps/vxid/config.h
+++ b/keyboards/crkbd/keymaps/vxid/config.h
@@ -28,9 +28,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MASTER_RIGHT
 // #define EE_HANDS
 
-#define SSD1306OLED
-#define USE_SSD_I2C
-
 #define USE_SERIAL_PD2
 
 #define TAPPING_FORCE_HOLD
diff --git a/keyboards/crkbd/keymaps/vxid/rules.mk b/keyboards/crkbd/keymaps/vxid/rules.mk
index cb104fb344..432e219476 100644
--- a/keyboards/crkbd/keymaps/vxid/rules.mk
+++ b/keyboards/crkbd/keymaps/vxid/rules.mk
@@ -16,19 +16,17 @@ UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight.
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+OLED_ENABLE     = yes
+OLED_DRIVER     = SSD1306
 
 # 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 you want to change the display of OLED, you need to change here
-SRC +=  ./lib/glcdfont.c \
-        ./lib/rgb_state_reader.c \
+SRC +=  ./lib/rgb_state_reader.c \
         ./lib/layer_state_reader.c \
         ./lib/logo_reader.c \
         ./lib/keylogger.c \
         # ./lib/mode_icon_reader.c \
         # ./lib/host_led_state_reader.c \
         # ./lib/timelogger.c \
-
-VPATH += keyboards/crkbd/lib
-LIB_SRC += ssd1306.c i2c.c
diff --git a/keyboards/crkbd/keymaps/xyverz/keymap.c b/keyboards/crkbd/keymaps/xyverz/keymap.c
index 0b7fc0a0ac..95112ece54 100644
--- a/keyboards/crkbd/keymaps/xyverz/keymap.c
+++ b/keyboards/crkbd/keymaps/xyverz/keymap.c
@@ -89,7 +89,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
       RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
   //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
-      RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,   RESET,
+      RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,   QK_BOOT,
   //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
                                           _______, _______, _______,    _______, _______, _______
                                       //`--------------------------'  `--------------------------'