[Core] Refactor OLED to allow easy addition of other types (#13454)

* add docs

* core changes

* update keyboards to new OLED

* updated users to new OLED

* update layouts to new OLED

* fixup docs

* drashna's suggestion

* fix up docs

* new keyboards with oled

* core split changes

* remaining keyboard files

* Fix The Helix keyboards oled options

* reflect develop

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: mtei <2170248+mtei@users.noreply.github.com>

keyboards/draculad/keymaps/default/keymap.c

@@ -63,7 +63,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     )
 };
 
-#ifdef OLED_DRIVER_ENABLE
+#ifdef OLED_ENABLE
 
 
 oled_rotation_t oled_init_user(oled_rotation_t rotation) {

keyboards/draculad/keymaps/pimoroni/keymap.c

@@ -77,7 +77,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 
-#ifdef OLED_DRIVER_ENABLE
+#ifdef OLED_ENABLE
 
 
 oled_rotation_t oled_init_user(oled_rotation_t rotation) {

keyboards/draculad/keymaps/pimoroni/rules.mk

@@ -2,5 +2,6 @@
 POINTING_DEVICE_ENABLE = yes
 SRC += drivers/sensors/pimoroni_trackball.c
 QUANTUM_LIB_SRC += i2c_master.c
-OLED_DRIVER_ENABLE = yes
+OLED_ENABLE = yes
+OLED_DRIVER = SSD1306
 MOUSEKEY_ENABLE = no