diff --git a/keyboards/flehrad/downbubble/config.h b/keyboards/flehrad/downbubble/config.h
index f2628cb706e1..04fbc4a0dd6d 100644
--- a/keyboards/flehrad/downbubble/config.h
+++ b/keyboards/flehrad/downbubble/config.h
@@ -207,34 +207,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/flehrad/downbubble/rules.mk b/keyboards/flehrad/downbubble/rules.mk
index 189b82720e29..39fa656c614e 100644
--- a/keyboards/flehrad/downbubble/rules.mk
+++ b/keyboards/flehrad/downbubble/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/gami_studio/lex60/rules.mk b/keyboards/gami_studio/lex60/rules.mk
index 3b7f4dbd51eb..84bbccfba1fc 100644
--- a/keyboards/gami_studio/lex60/rules.mk
+++ b/keyboards/gami_studio/lex60/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/gingham/config.h b/keyboards/gingham/config.h
index 653c0f627953..0c4d4c97a97f 100644
--- a/keyboards/gingham/config.h
+++ b/keyboards/gingham/config.h
@@ -213,30 +213,3 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
diff --git a/keyboards/gingham/rules.mk b/keyboards/gingham/rules.mk
index e1046c017bb6..c4e36e877818 100644
--- a/keyboards/gingham/rules.mk
+++ b/keyboards/gingham/rules.mk
@@ -33,6 +33,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
CUSTOM_MATRIX = lite
diff --git a/keyboards/gon/nerd60/keymaps/mauin/rules.mk b/keyboards/gon/nerd60/keymaps/mauin/rules.mk
index 625fc9c0292e..6094ff6603e7 100644
--- a/keyboards/gon/nerd60/keymaps/mauin/rules.mk
+++ b/keyboards/gon/nerd60/keymaps/mauin/rules.mk
@@ -17,4 +17,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/gon/nerd60/rules.mk b/keyboards/gon/nerd60/rules.mk
index 8446dd39ca94..74fd4fcc3262 100644
--- a/keyboards/gon/nerd60/rules.mk
+++ b/keyboards/gon/nerd60/rules.mk
@@ -33,4 +33,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/gon/nerdtkl/keymaps/gam3cat/rules.mk b/keyboards/gon/nerdtkl/keymaps/gam3cat/rules.mk
index 65c2a5d62246..e827f5072349 100644
--- a/keyboards/gon/nerdtkl/keymaps/gam3cat/rules.mk
+++ b/keyboards/gon/nerdtkl/keymaps/gam3cat/rules.mk
@@ -18,7 +18,6 @@ UNICODEMAP_ENABLE = no # Enable extended unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
#VARIABLE_TRACE = no # Use this to debug changes to variable values
API_SYSEX_ENABLE = no # This enables using the Quantum SYSEX API to send strings
KEY_LOCK_ENABLE = no # This enables key lock
diff --git a/keyboards/gon/nerdtkl/rules.mk b/keyboards/gon/nerdtkl/rules.mk
index 8446dd39ca94..74fd4fcc3262 100644
--- a/keyboards/gon/nerdtkl/rules.mk
+++ b/keyboards/gon/nerdtkl/rules.mk
@@ -33,4 +33,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/gray_studio/space65/config.h b/keyboards/gray_studio/space65/config.h
index 0485afca40cb..2e3928e695d8 100644
--- a/keyboards/gray_studio/space65/config.h
+++ b/keyboards/gray_studio/space65/config.h
@@ -211,34 +211,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/gray_studio/space65/rules.mk b/keyboards/gray_studio/space65/rules.mk
index 887d870a6814..b882a3a19ad4 100644
--- a/keyboards/gray_studio/space65/rules.mk
+++ b/keyboards/gray_studio/space65/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LAYOUTS = 65_ansi_blocker 65_iso_blocker
diff --git a/keyboards/gray_studio/think65/hotswap/rules.mk b/keyboards/gray_studio/think65/hotswap/rules.mk
index 5f85ff18adfb..dac30fa9fbed 100644
--- a/keyboards/gray_studio/think65/hotswap/rules.mk
+++ b/keyboards/gray_studio/think65/hotswap/rules.mk
@@ -30,7 +30,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LTO_ENABLE = yes
diff --git a/keyboards/gray_studio/think65/solder/rules.mk b/keyboards/gray_studio/think65/solder/rules.mk
index 5f85ff18adfb..dac30fa9fbed 100644
--- a/keyboards/gray_studio/think65/solder/rules.mk
+++ b/keyboards/gray_studio/think65/solder/rules.mk
@@ -30,7 +30,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LTO_ENABLE = yes
diff --git a/keyboards/grid600/press/rules.mk b/keyboards/grid600/press/rules.mk
index 2d9a649e0f50..17c51ec37caf 100644
--- a/keyboards/grid600/press/rules.mk
+++ b/keyboards/grid600/press/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/halberd/config.h b/keyboards/halberd/config.h
index 57e29e858e5a..746375b70ef9 100644
--- a/keyboards/halberd/config.h
+++ b/keyboards/halberd/config.h
@@ -188,34 +188,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/halberd/rules.mk b/keyboards/halberd/rules.mk
index 145d1f3229d4..28e6adcc23fd 100644
--- a/keyboards/halberd/rules.mk
+++ b/keyboards/halberd/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/108key_trackpoint/rules.mk b/keyboards/handwired/108key_trackpoint/rules.mk
index 2a8ed6af15c4..848c79fe34d8 100644
--- a/keyboards/handwired/108key_trackpoint/rules.mk
+++ b/keyboards/handwired/108key_trackpoint/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
PS2_MOUSE_ENABLE = yes
PS2_USE_USART = yes
diff --git a/keyboards/handwired/412_64/config.h b/keyboards/handwired/412_64/config.h
index cce38f3e68f8..4acda46fd476 100644
--- a/keyboards/handwired/412_64/config.h
+++ b/keyboards/handwired/412_64/config.h
@@ -165,30 +165,3 @@
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
diff --git a/keyboards/handwired/412_64/rules.mk b/keyboards/handwired/412_64/rules.mk
index c7dfa8705b7e..de611b460e59 100644
--- a/keyboards/handwired/412_64/rules.mk
+++ b/keyboards/handwired/412_64/rules.mk
@@ -29,6 +29,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
-LAYOUTS = ortho_4x16
+LAYOUTS = ortho_4x16
diff --git a/keyboards/handwired/42/rules.mk b/keyboards/handwired/42/rules.mk
index f2306f310fc1..183d4db0c338 100644
--- a/keyboards/handwired/42/rules.mk
+++ b/keyboards/handwired/42/rules.mk
@@ -31,7 +31,6 @@ RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
MIDI_ENABLE = no # MIDI support
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
UNICODE_ENABLE = no # Unicode
UNICODEMAP_ENABLE = no # ^^
diff --git a/keyboards/handwired/6macro/rules.mk b/keyboards/handwired/6macro/rules.mk
index 13760ae0664d..9add0e5a5062 100644
--- a/keyboards/handwired/6macro/rules.mk
+++ b/keyboards/handwired/6macro/rules.mk
@@ -31,4 +31,3 @@ UNICODE_ENABLE = yes # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/aplx2/rules.mk b/keyboards/handwired/aplx2/rules.mk
index af9df6087f33..38c15fafe53b 100644
--- a/keyboards/handwired/aplx2/rules.mk
+++ b/keyboards/handwired/aplx2/rules.mk
@@ -29,5 +29,4 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
UNICODE_ENABLE = no # Unicode
diff --git a/keyboards/handwired/aranck/config.h b/keyboards/handwired/aranck/config.h
index 0de56cc3b6fe..f07f20738ce0 100644
--- a/keyboards/handwired/aranck/config.h
+++ b/keyboards/handwired/aranck/config.h
@@ -229,34 +229,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/aranck/rules.mk b/keyboards/handwired/aranck/rules.mk
index a6809de9d46a..b41c39374a04 100644
--- a/keyboards/handwired/aranck/rules.mk
+++ b/keyboards/handwired/aranck/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = yes # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LAYOUTS = planck_mit
\ No newline at end of file
diff --git a/keyboards/handwired/bdn9_ble/rules.mk b/keyboards/handwired/bdn9_ble/rules.mk
index 4fabf1c89d0a..48cc9d5f0b18 100644
--- a/keyboards/handwired/bdn9_ble/rules.mk
+++ b/keyboards/handwired/bdn9_ble/rules.mk
@@ -33,5 +33,4 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH = AdafruitBLE # Enable Bluetooth
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
ENCODER_ENABLE = no
diff --git a/keyboards/handwired/cans12er/rules.mk b/keyboards/handwired/cans12er/rules.mk
index c6675b6153ce..84bb4e82d110 100644
--- a/keyboards/handwired/cans12er/rules.mk
+++ b/keyboards/handwired/cans12er/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
\ No newline at end of file
diff --git a/keyboards/handwired/chiron/rules.mk b/keyboards/handwired/chiron/rules.mk
index 96f64227004e..85aff72cb1bf 100644
--- a/keyboards/handwired/chiron/rules.mk
+++ b/keyboards/handwired/chiron/rules.mk
@@ -24,7 +24,6 @@ CONSOLE_ENABLE = no
DEBUG_ENABLE = no
EXTRAKEY_ENABLE = no
FAUXCLICKY_ENABLE = no
-HD44780_ENABLE = no
LEADER_ENABLE = no
MIDI_ENABLE = no
MOUSEKEY_ENABLE = yes
diff --git a/keyboards/handwired/colorlice/rules.mk b/keyboards/handwired/colorlice/rules.mk
index 02da465d3e3a..f41304b2aa8c 100644
--- a/keyboards/handwired/colorlice/rules.mk
+++ b/keyboards/handwired/colorlice/rules.mk
@@ -29,7 +29,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LTO_ENABLE = no # Use link time optimization
RGB_MATRIX_ENABLE = WS2812 # Enable keyboard RGB backlight functionality with ws2812 driver
RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
diff --git a/keyboards/handwired/dactyl_left/config.h b/keyboards/handwired/dactyl_left/config.h
index 43c0d3d43fcd..e3924b96a151 100644
--- a/keyboards/handwired/dactyl_left/config.h
+++ b/keyboards/handwired/dactyl_left/config.h
@@ -218,34 +218,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/dactyl_left/rules.mk b/keyboards/handwired/dactyl_left/rules.mk
index 1ea1de18da1d..f29d5333c324 100644
--- a/keyboards/handwired/dactyl_left/rules.mk
+++ b/keyboards/handwired/dactyl_left/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/fc200rt_qmk/rules.mk b/keyboards/handwired/fc200rt_qmk/rules.mk
index 8ef9dbd6c382..5e832358bbee 100644
--- a/keyboards/handwired/fc200rt_qmk/rules.mk
+++ b/keyboards/handwired/fc200rt_qmk/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/floorboard/config.h b/keyboards/handwired/floorboard/config.h
index bf8646f39af3..12ab4387f1e3 100644
--- a/keyboards/handwired/floorboard/config.h
+++ b/keyboards/handwired/floorboard/config.h
@@ -218,34 +218,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/floorboard/rules.mk b/keyboards/handwired/floorboard/rules.mk
index 16f3332aaa82..5a83cfcf9645 100644
--- a/keyboards/handwired/floorboard/rules.mk
+++ b/keyboards/handwired/floorboard/rules.mk
@@ -19,5 +19,4 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LAYOUTS = ortho_4x12
diff --git a/keyboards/handwired/hacked_motospeed/config.h b/keyboards/handwired/hacked_motospeed/config.h
index 0035a5e282b3..eba87164f269 100644
--- a/keyboards/handwired/hacked_motospeed/config.h
+++ b/keyboards/handwired/hacked_motospeed/config.h
@@ -215,34 +215,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/hacked_motospeed/rules.mk b/keyboards/handwired/hacked_motospeed/rules.mk
index 7cb9e914ec23..291da87cfd79 100644
--- a/keyboards/handwired/hacked_motospeed/rules.mk
+++ b/keyboards/handwired/hacked_motospeed/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
NO_USB_STARTUP_CHECK = yes # Disable initialization only when usb is plugged in
BLUETOOTH = RN42
diff --git a/keyboards/handwired/heisenberg/config.h b/keyboards/handwired/heisenberg/config.h
index 9fe57cbeba55..34458b492e18 100644
--- a/keyboards/handwired/heisenberg/config.h
+++ b/keyboards/handwired/heisenberg/config.h
@@ -229,34 +229,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/heisenberg/rules.mk b/keyboards/handwired/heisenberg/rules.mk
index 2fd710029c05..10046d710286 100644
--- a/keyboards/handwired/heisenberg/rules.mk
+++ b/keyboards/handwired/heisenberg/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = yes # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LAYOUTS = planck_mit
diff --git a/keyboards/handwired/hnah108/config.h b/keyboards/handwired/hnah108/config.h
index b2d84e3e38aa..a0c20706b038 100644
--- a/keyboards/handwired/hnah108/config.h
+++ b/keyboards/handwired/hnah108/config.h
@@ -216,30 +216,3 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
diff --git a/keyboards/handwired/hnah108/rules.mk b/keyboards/handwired/hnah108/rules.mk
index 8e486c594b2d..fa28a1cceaf2 100644
--- a/keyboards/handwired/hnah108/rules.mk
+++ b/keyboards/handwired/hnah108/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
ENCODER_ENABLE = yes
RGB_MATRIX_ENABLE = WS2812
diff --git a/keyboards/handwired/hnah40/config.h b/keyboards/handwired/hnah40/config.h
index 9583c4c38ee9..6138d2e3ea9c 100644
--- a/keyboards/handwired/hnah40/config.h
+++ b/keyboards/handwired/hnah40/config.h
@@ -192,31 +192,3 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
diff --git a/keyboards/handwired/hnah40/rules.mk b/keyboards/handwired/hnah40/rules.mk
index 0df52f7de63f..39d9374de23d 100644
--- a/keyboards/handwired/hnah40/rules.mk
+++ b/keyboards/handwired/hnah40/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/hnah40rgb/rules.mk b/keyboards/handwired/hnah40rgb/rules.mk
index 5ad9f40c30a6..658a74d14e15 100644
--- a/keyboards/handwired/hnah40rgb/rules.mk
+++ b/keyboards/handwired/hnah40rgb/rules.mk
@@ -29,5 +29,4 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
RGB_MATRIX_ENABLE = WS2812
\ No newline at end of file
diff --git a/keyboards/handwired/jn68m/rules.mk b/keyboards/handwired/jn68m/rules.mk
index 80b59d628d97..f07380121a08 100644
--- a/keyboards/handwired/jn68m/rules.mk
+++ b/keyboards/handwired/jn68m/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/jtallbean/split_65/config.h b/keyboards/handwired/jtallbean/split_65/config.h
index 5c7a9d54ba01..06c569f9f275 100644
--- a/keyboards/handwired/jtallbean/split_65/config.h
+++ b/keyboards/handwired/jtallbean/split_65/config.h
@@ -221,34 +221,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/jtallbean/split_65/rules.mk b/keyboards/handwired/jtallbean/split_65/rules.mk
index d868f5e77f7b..7f96d78328cd 100644
--- a/keyboards/handwired/jtallbean/split_65/rules.mk
+++ b/keyboards/handwired/jtallbean/split_65/rules.mk
@@ -29,5 +29,4 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
SPLIT_KEYBOARD = yes # Enable split keyboard support
diff --git a/keyboards/handwired/mechboards_micropad/config.h b/keyboards/handwired/mechboards_micropad/config.h
index 8f237a64a14f..30775ac8f6d7 100644
--- a/keyboards/handwired/mechboards_micropad/config.h
+++ b/keyboards/handwired/mechboards_micropad/config.h
@@ -212,34 +212,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/mechboards_micropad/rules.mk b/keyboards/handwired/mechboards_micropad/rules.mk
index a61b3b3d834f..01cefabcc634 100644
--- a/keyboards/handwired/mechboards_micropad/rules.mk
+++ b/keyboards/handwired/mechboards_micropad/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/minorca/rules.mk b/keyboards/handwired/minorca/rules.mk
index 195749ceb3fc..e9e9fc84ba36 100644
--- a/keyboards/handwired/minorca/rules.mk
+++ b/keyboards/handwired/minorca/rules.mk
@@ -29,5 +29,4 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
UNICODE_ENABLE = no # Unicode
diff --git a/keyboards/handwired/novem/rules.mk b/keyboards/handwired/novem/rules.mk
index 3891651f3b02..e7acaabf8e0e 100644
--- a/keyboards/handwired/novem/rules.mk
+++ b/keyboards/handwired/novem/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/onekey/rules.mk b/keyboards/handwired/onekey/rules.mk
index 8ed255768383..968e338e211d 100644
--- a/keyboards/handwired/onekey/rules.mk
+++ b/keyboards/handwired/onekey/rules.mk
@@ -17,7 +17,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
DEFAULT_FOLDER = handwired/onekey/promicro
LAYOUTS = ortho_1x1
diff --git a/keyboards/handwired/owlet60/config.h b/keyboards/handwired/owlet60/config.h
index 29fd0b1e5739..0bcc8f20e23c 100644
--- a/keyboards/handwired/owlet60/config.h
+++ b/keyboards/handwired/owlet60/config.h
@@ -217,34 +217,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/owlet60/rules.mk b/keyboards/handwired/owlet60/rules.mk
index 6c81dad09ce8..c3c94c91daaa 100644
--- a/keyboards/handwired/owlet60/rules.mk
+++ b/keyboards/handwired/owlet60/rules.mk
@@ -30,7 +30,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
CUSTOM_MATRIX = yes
OLED_DRIVER_ENABLE = no
diff --git a/keyboards/handwired/p1800fl/rules.mk b/keyboards/handwired/p1800fl/rules.mk
index b8601f0f1055..60ec4f699c06 100644
--- a/keyboards/handwired/p1800fl/rules.mk
+++ b/keyboards/handwired/p1800fl/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/p65rgb/rules.mk b/keyboards/handwired/p65rgb/rules.mk
index 297aa1cd77a5..5eeaf976c3dd 100644
--- a/keyboards/handwired/p65rgb/rules.mk
+++ b/keyboards/handwired/p65rgb/rules.mk
@@ -30,4 +30,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/postageboard/mini/rules.mk b/keyboards/handwired/postageboard/mini/rules.mk
index 96e8e574cfd8..bd7866ecf14b 100644
--- a/keyboards/handwired/postageboard/mini/rules.mk
+++ b/keyboards/handwired/postageboard/mini/rules.mk
@@ -26,4 +26,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/postageboard/r1/rules.mk b/keyboards/handwired/postageboard/r1/rules.mk
index 96e8e574cfd8..bd7866ecf14b 100644
--- a/keyboards/handwired/postageboard/r1/rules.mk
+++ b/keyboards/handwired/postageboard/r1/rules.mk
@@ -26,4 +26,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/prime_exl/rules.mk b/keyboards/handwired/prime_exl/rules.mk
index d7aca43dfc90..a535e2e8c44b 100644
--- a/keyboards/handwired/prime_exl/rules.mk
+++ b/keyboards/handwired/prime_exl/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/prime_exl_plus/rules.mk b/keyboards/handwired/prime_exl_plus/rules.mk
index c0493d993c77..53e9616cc8d5 100644
--- a/keyboards/handwired/prime_exl_plus/rules.mk
+++ b/keyboards/handwired/prime_exl_plus/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/sick68/config.h b/keyboards/handwired/sick68/config.h
index 9f050c361e90..c61eb7eafd1c 100644
--- a/keyboards/handwired/sick68/config.h
+++ b/keyboards/handwired/sick68/config.h
@@ -220,34 +220,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/sick68/rules.mk b/keyboards/handwired/sick68/rules.mk
index f90c4cf21e35..fa2740ae6562 100644
--- a/keyboards/handwired/sick68/rules.mk
+++ b/keyboards/handwired/sick68/rules.mk
@@ -29,6 +29,5 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LAYOUTS = 65_ansi
diff --git a/keyboards/handwired/slash/rules.mk b/keyboards/handwired/slash/rules.mk
index 092115db1273..5c2cc5d97998 100644
--- a/keyboards/handwired/slash/rules.mk
+++ b/keyboards/handwired/slash/rules.mk
@@ -34,4 +34,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH = AdafruitBLE
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/sticc14/config.h b/keyboards/handwired/sticc14/config.h
index 22011f07889a..30516477d6a0 100644
--- a/keyboards/handwired/sticc14/config.h
+++ b/keyboards/handwired/sticc14/config.h
@@ -216,34 +216,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/sticc14/rules.mk b/keyboards/handwired/sticc14/rules.mk
index 7b326cc31948..99931790cebc 100644
--- a/keyboards/handwired/sticc14/rules.mk
+++ b/keyboards/handwired/sticc14/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/symmetry60/rules.mk b/keyboards/handwired/symmetry60/rules.mk
index 6830cc690553..c7ec2f8d0ff9 100644
--- a/keyboards/handwired/symmetry60/rules.mk
+++ b/keyboards/handwired/symmetry60/rules.mk
@@ -30,7 +30,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
LTO_ENABLE = yes # Use link time optimization
LAYOUTS = ortho_5x14
diff --git a/keyboards/handwired/tennie/config.h b/keyboards/handwired/tennie/config.h
index d26cb4c616fe..ca92c8e8c8e0 100644
--- a/keyboards/handwired/tennie/config.h
+++ b/keyboards/handwired/tennie/config.h
@@ -207,34 +207,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
//#define BOOTMAGIC_LITE_ROW 0
//#define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/tennie/rules.mk b/keyboards/handwired/tennie/rules.mk
index b41b736a71a3..a404294f1330 100644
--- a/keyboards/handwired/tennie/rules.mk
+++ b/keyboards/handwired/tennie/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
diff --git a/keyboards/handwired/twadlee/tp69/config.h b/keyboards/handwired/twadlee/tp69/config.h
index 4da7d2560337..d6f28bdc1e2e 100644
--- a/keyboards/handwired/twadlee/tp69/config.h
+++ b/keyboards/handwired/twadlee/tp69/config.h
@@ -220,34 +220,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/handwired/twadlee/tp69/rules.mk b/keyboards/handwired/twadlee/tp69/rules.mk
index 967060802b1f..ec1da36328d9 100644
--- a/keyboards/handwired/twadlee/tp69/rules.mk
+++ b/keyboards/handwired/twadlee/tp69/rules.mk
@@ -19,7 +19,6 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
PS2_MOUSE_ENABLE = no
USE_CHIBIOS_CONTRIB = yes
diff --git a/keyboards/handwired/videowriter/rules.mk b/keyboards/handwired/videowriter/rules.mk
index 7b326cc31948..99931790cebc 100644
--- a/keyboards/handwired/videowriter/rules.mk
+++ b/keyboards/handwired/videowriter/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/handwired/wulkan/rules.mk b/keyboards/handwired/wulkan/rules.mk
index f432c7d67363..25bb402698ce 100644
--- a/keyboards/handwired/wulkan/rules.mk
+++ b/keyboards/handwired/wulkan/rules.mk
@@ -18,6 +18,5 @@ MIDI_ENABLE = no # MIDI support (+2400 to 4200, depending on config)
UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs (+400)
NO_SUSPEND_POWER_DOWN = yes
UNICODEMAP_ENABLE = no
diff --git a/keyboards/hecomi/alpha/config.h b/keyboards/hecomi/alpha/config.h
index 3600eb717df0..741fdd5cadc0 100644
--- a/keyboards/hecomi/alpha/config.h
+++ b/keyboards/hecomi/alpha/config.h
@@ -207,34 +207,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/hecomi/alpha/rules.mk b/keyboards/hecomi/alpha/rules.mk
index 0f0b632b1d2d..12b5a001b30d 100644
--- a/keyboards/hecomi/alpha/rules.mk
+++ b/keyboards/hecomi/alpha/rules.mk
@@ -30,5 +30,4 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
SPLIT_KEYBOARD = yes
diff --git a/keyboards/hecomi/rules.mk b/keyboards/hecomi/rules.mk
index ad2178e9ebd3..c23c51a599b1 100644
--- a/keyboards/hecomi/rules.mk
+++ b/keyboards/hecomi/rules.mk
@@ -30,7 +30,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
SPLIT_KEYBOARD = yes
DEFAULT_FOLDER = hecomi/alpha
diff --git a/keyboards/hineybush/h75_singa/config.h b/keyboards/hineybush/h75_singa/config.h
index 82222e29c3b4..187fc791f001 100644
--- a/keyboards/hineybush/h75_singa/config.h
+++ b/keyboards/hineybush/h75_singa/config.h
@@ -212,34 +212,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/hineybush/h75_singa/rules.mk b/keyboards/hineybush/h75_singa/rules.mk
index 92ad960cb938..d676e0f708b0 100644
--- a/keyboards/hineybush/h75_singa/rules.mk
+++ b/keyboards/hineybush/h75_singa/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/hineybush/hbcp/rules.mk b/keyboards/hineybush/hbcp/rules.mk
index 1e973bc858e0..e186b39cfa9d 100644
--- a/keyboards/hineybush/hbcp/rules.mk
+++ b/keyboards/hineybush/hbcp/rules.mk
@@ -30,6 +30,5 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
CUSTOM_MATRIX = lite
SRC += matrix.c
diff --git a/keyboards/hineybush/hineyg80/rules.mk b/keyboards/hineybush/hineyg80/rules.mk
index 1aa3379312d2..77d0f1ec16d8 100644
--- a/keyboards/hineybush/hineyg80/rules.mk
+++ b/keyboards/hineybush/hineyg80/rules.mk
@@ -30,4 +30,3 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/hineybush/physix/config.h b/keyboards/hineybush/physix/config.h
index ccdb18fd2121..d705efefa45e 100644
--- a/keyboards/hineybush/physix/config.h
+++ b/keyboards/hineybush/physix/config.h
@@ -218,34 +218,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/hineybush/physix/rules.mk b/keyboards/hineybush/physix/rules.mk
index 010cb024d0dd..20b1e9e5d1c6 100644
--- a/keyboards/hineybush/physix/rules.mk
+++ b/keyboards/hineybush/physix/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/hineybush/sm68/config.h b/keyboards/hineybush/sm68/config.h
index f41f5bc2d529..cdb22aee7b9a 100644
--- a/keyboards/hineybush/sm68/config.h
+++ b/keyboards/hineybush/sm68/config.h
@@ -208,34 +208,6 @@ along with this program. If not, see .
/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
//#define MIDI_TONE_KEYCODE_OCTAVES 1
-/*
- * HD44780 LCD Display Configuration
- */
-/*
-#define LCD_LINES 2 //< number of visible lines of the display
-#define LCD_DISP_LENGTH 16 //< visibles characters per line of the display
-
-#define LCD_IO_MODE 1 //< 0: memory mapped mode, 1: IO port mode
-
-#if LCD_IO_MODE
-#define LCD_PORT PORTB //< port for the LCD lines
-#define LCD_DATA0_PORT LCD_PORT //< port for 4bit data bit 0
-#define LCD_DATA1_PORT LCD_PORT //< port for 4bit data bit 1
-#define LCD_DATA2_PORT LCD_PORT //< port for 4bit data bit 2
-#define LCD_DATA3_PORT LCD_PORT //< port for 4bit data bit 3
-#define LCD_DATA0_PIN 4 //< pin for 4bit data bit 0
-#define LCD_DATA1_PIN 5 //< pin for 4bit data bit 1
-#define LCD_DATA2_PIN 6 //< pin for 4bit data bit 2
-#define LCD_DATA3_PIN 7 //< pin for 4bit data bit 3
-#define LCD_RS_PORT LCD_PORT //< port for RS line
-#define LCD_RS_PIN 3 //< pin for RS line
-#define LCD_RW_PORT LCD_PORT //< port for RW line
-#define LCD_RW_PIN 2 //< pin for RW line
-#define LCD_E_PORT LCD_PORT //< port for Enable line
-#define LCD_E_PIN 1 //< pin for Enable line
-#endif
-*/
-
/* Bootmagic Lite key configuration */
// #define BOOTMAGIC_LITE_ROW 0
// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/hineybush/sm68/rules.mk b/keyboards/hineybush/sm68/rules.mk
index 28e24020af0c..a7e841a7c13b 100644
--- a/keyboards/hineybush/sm68/rules.mk
+++ b/keyboards/hineybush/sm68/rules.mk
@@ -29,4 +29,3 @@ MIDI_ENABLE = no # MIDI support
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
diff --git a/keyboards/hub16/rules.mk b/keyboards/hub16/rules.mk
index ad1e238604df..b050dcf4214a 100755
--- a/keyboards/hub16/rules.mk
+++ b/keyboards/hub16/rules.mk
@@ -31,7 +31,6 @@ UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
AUDIO_ENABLE = no # Audio output on port C6
FAUXCLICKY_ENABLE = no # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no # Enable support for HD44780 based LCDs
ENCODER_ENABLE = yes # Rotary Encoder support
TAP_DANCE_ENABLE = yes # Support for tap dancing