diff --git a/keyboards/cu75/cu75.c b/keyboards/cu75/cu75.c
index 80941df39..43600efad 100644
--- a/keyboards/cu75/cu75.c
+++ b/keyboards/cu75/cu75.c
@@ -28,12 +28,12 @@ void matrix_init_kb(void)
     audio_init();
     PLAY_SONG(test_sound);
     // Fix port B5
-    cbi(DDRB, 5);
-    sbi(PORTB, 5);
+    setPinInput(B5);
+    writePinHigh(B5);
 #else
     // If we're not using the audio pin, drive it low
-    sbi(DDRC, 6);
-    cbi(PORTC, 6);
+    setPinOutput(C6);
+    writePinLow(C6);
 #endif
 #ifdef ISSI_ENABLE
     issi_init();
diff --git a/keyboards/cu75/cu75.h b/keyboards/cu75/cu75.h
index 5224630af..444c8daae 100644
--- a/keyboards/cu75/cu75.h
+++ b/keyboards/cu75/cu75.h
@@ -1,25 +1,9 @@
 #pragma once
 
-/* if the kb.h file exists (because we're running from qmkbuilder) include it */
-#ifdef __has_include
-#if __has_include("kb.h")
-#include "kb.h"
-#endif
-#endif
-
 #include "quantum.h"
 #include "matrix.h"
 #include <avr/sfr_defs.h>
 
-#ifndef cbi
-#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
-#endif
-
-#ifndef sbi
-#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
-#endif
-
-
 typedef struct RGB_Color {
     uint16_t red;
     uint16_t green;
diff --git a/keyboards/ergotaco/ergotaco.h b/keyboards/ergotaco/ergotaco.h
index 6bc5ce36f..5a0cd5e8f 100644
--- a/keyboards/ergotaco/ergotaco.h
+++ b/keyboards/ergotaco/ergotaco.h
@@ -9,8 +9,6 @@
 
 extern i2c_status_t mcp23018_status;
 #define ERGODOX_EZ_I2C_TIMEOUT 1000
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
 
 // I2C aliases and register addresses (see "mcp23018.md")
 //#define I2C_ADDR        0b0100000
diff --git a/keyboards/georgi/georgi.h b/keyboards/georgi/georgi.h
index df6bb6ea9..e5a52c585 100644
--- a/keyboards/georgi/georgi.h
+++ b/keyboards/georgi/georgi.h
@@ -9,8 +9,6 @@
 
 extern i2c_status_t mcp23018_status;
 #define ERGODOX_EZ_I2C_TIMEOUT 1000
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
 
 // I2C aliases and register addresses (see "mcp23018.md")
 //#define I2C_ADDR        0b0100000
diff --git a/keyboards/gergo/gergo.h b/keyboards/gergo/gergo.h
index 1370325f2..517454266 100644
--- a/keyboards/gergo/gergo.h
+++ b/keyboards/gergo/gergo.h
@@ -9,8 +9,6 @@
 
 extern i2c_status_t mcp23018_status;
 #define I2C_TIMEOUT 1000
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
 
 // I2C aliases and register addresses (see "mcp23018.md")
 //#define I2C_ADDR        0b0100000
diff --git a/keyboards/handwired/dactyl/dactyl.h b/keyboards/handwired/dactyl/dactyl.h
index 46caa6223..cf53dce8f 100644
--- a/keyboards/handwired/dactyl/dactyl.h
+++ b/keyboards/handwired/dactyl/dactyl.h
@@ -6,9 +6,6 @@
 #include "i2cmaster.h"
 #include <util/delay.h>
 
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
-
 #define I2C_ADDR        0b0100000
 #define I2C_ADDR_WRITE  ( (I2C_ADDR<<1) | I2C_WRITE )
 #define I2C_ADDR_READ   ( (I2C_ADDR<<1) | I2C_READ  )
diff --git a/keyboards/handwired/frenchdev/frenchdev.h b/keyboards/handwired/frenchdev/frenchdev.h
index 1df399088..d608fe9f0 100644
--- a/keyboards/handwired/frenchdev/frenchdev.h
+++ b/keyboards/handwired/frenchdev/frenchdev.h
@@ -6,9 +6,6 @@
 #include "i2c_master.h"
 #include <util/delay.h>
 
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
-
 // I2C aliases and register addresses (see "mcp23018.md" on tmk repository)
 #define I2C_ADDR        0b0100000
 #define I2C_ADDR_WRITE  ( (I2C_ADDR<<1) | I2C_WRITE )
diff --git a/keyboards/hotdox/hotdox.h b/keyboards/hotdox/hotdox.h
index 0eef4ea79..348ec6b29 100644
--- a/keyboards/hotdox/hotdox.h
+++ b/keyboards/hotdox/hotdox.h
@@ -4,9 +4,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
-
 void init_ergodox(void);
 
 inline void ergodox_board_led_on(void)    { DDRB |= (1<<PB7); PORTB |= (1<<PB7);  }
diff --git a/keyboards/ktec/ergodone/ergodone.h b/keyboards/ktec/ergodone/ergodone.h
index 1da817e96..77e496854 100644
--- a/keyboards/ktec/ergodone/ergodone.h
+++ b/keyboards/ktec/ergodone/ergodone.h
@@ -4,9 +4,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
-
 void init_ergodox(void);
 
 inline void ergodox_right_led_1_off(void) { DDRB &= ~(1<<PB5); PORTB &= ~(1<<PB5); }
diff --git a/keyboards/lfkeyboards/lfk65_hs/lfk65_hs.h b/keyboards/lfkeyboards/lfk65_hs/lfk65_hs.h
index ed239d6a9..6ba3a63e8 100644
--- a/keyboards/lfkeyboards/lfk65_hs/lfk65_hs.h
+++ b/keyboards/lfkeyboards/lfk65_hs/lfk65_hs.h
@@ -1,25 +1,10 @@
 #pragma once
 
-/* if the kb.h file exists (because we're running from qmkbuilder) include it */
-#ifdef __has_include
-#if __has_include("kb.h")
-#include "kb.h"
-#endif
-#endif
-
 #include "quantum.h"
 #include "matrix.h"
 #include <avr/sfr_defs.h>
 #include <stdint.h>
 
-#ifndef cbi
-#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
-#endif
-
-#ifndef sbi
-#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
-#endif
-
 void reset_keyboard_kb(void);
 
 // readability
diff --git a/keyboards/lfkeyboards/lfk87/lfk87.c b/keyboards/lfkeyboards/lfk87/lfk87.c
index 4b34fcef7..10fc14a8a 100644
--- a/keyboards/lfkeyboards/lfk87/lfk87.c
+++ b/keyboards/lfkeyboards/lfk87/lfk87.c
@@ -32,8 +32,8 @@ void matrix_init_kb(void)
     set_rgb(32, 0xFF, 0x00, 0x00);  // Layer indicator, start red
 #ifndef AUDIO_ENABLE
     // If we're not using the audio pin, drive it low
-    sbi(DDRC, 6);
-    cbi(PORTC, 6);
+    setPinOutput(C6);
+    writePinLow(C6);
 #endif
 #ifdef ISSI_ENABLE
     issi_init();
diff --git a/keyboards/lfkeyboards/lfk87/lfk87.h b/keyboards/lfkeyboards/lfk87/lfk87.h
index 4e079687d..1b1368659 100644
--- a/keyboards/lfkeyboards/lfk87/lfk87.h
+++ b/keyboards/lfkeyboards/lfk87/lfk87.h
@@ -1,23 +1,9 @@
 #pragma once
 
-/* if the kb.h file exists (because we're running from qmkbuilder) include it */
-#if __has_include("kb.h")
-#include "kb.h"
-#endif
-
 #include "quantum.h"
 #include "matrix.h"
 #include <avr/sfr_defs.h>
 
-#ifndef cbi
-#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
-#endif
-
-#ifndef sbi
-#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
-#endif
-
-
 typedef struct RGB_Color {
     uint16_t red;
     uint16_t green;
diff --git a/keyboards/lfkeyboards/mini1800/mini1800.c b/keyboards/lfkeyboards/mini1800/mini1800.c
index d5f4193c1..4c897ac69 100644
--- a/keyboards/lfkeyboards/mini1800/mini1800.c
+++ b/keyboards/lfkeyboards/mini1800/mini1800.c
@@ -37,8 +37,8 @@ void matrix_init_kb(void)
     set_rgb(32, 0xFF, 0x00, 0x00);  // Layer indicator, start red
 #ifndef AUDIO_ENABLE
     // If we're not using the audio pin, drive it low
-    sbi(DDRC, 6);
-    cbi(PORTC, 6);
+    setPinOutput(C6);
+    writePinLow(C6);
 #endif
     _delay_ms(500);
 #ifdef ISSI_ENABLE
diff --git a/keyboards/lfkeyboards/mini1800/mini1800.h b/keyboards/lfkeyboards/mini1800/mini1800.h
index c4729c9bb..3e460c8a1 100644
--- a/keyboards/lfkeyboards/mini1800/mini1800.h
+++ b/keyboards/lfkeyboards/mini1800/mini1800.h
@@ -1,23 +1,9 @@
 #pragma once
 
-/* if the kb.h file exists (because we're running from qmkbuilder) include it */
-#if __has_include("kb.h")
-#include "kb.h"
-#endif
-
 #include "quantum.h"
 #include "matrix.h"
 #include <avr/sfr_defs.h>
 
-#ifndef cbi
-#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
-#endif
-
-#ifndef sbi
-#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
-#endif
-
-
 typedef struct RGB_Color {
     uint16_t red;
     uint16_t green;
diff --git a/keyboards/lfkeyboards/smk65/revb/revb.c b/keyboards/lfkeyboards/smk65/revb/revb.c
index 7498febeb..01c339f06 100644
--- a/keyboards/lfkeyboards/smk65/revb/revb.c
+++ b/keyboards/lfkeyboards/smk65/revb/revb.c
@@ -34,12 +34,12 @@ void matrix_init_kb(void)
 #ifdef AUDIO_ENABLE
     // audio_init() sets PB5 to output and drives it low, which breaks our matrix
     // so reset PB5 to input
-    cbi(DDRB, 5);
-    sbi(PORTB, 5);
+    setPinInput(B5);
+    writePinHigh(B5);
 #else
     // If we're not using the audio pin, drive it low
-    sbi(DDRC, 6);
-    cbi(PORTC, 6);
+    setPinOutput(C6);
+    writePinLow(C6);
 #endif
 
 #ifdef ISSI_ENABLE
diff --git a/keyboards/lfkeyboards/smk65/revb/revb.h b/keyboards/lfkeyboards/smk65/revb/revb.h
index 3d3e5181f..dbb25b869 100644
--- a/keyboards/lfkeyboards/smk65/revb/revb.h
+++ b/keyboards/lfkeyboards/smk65/revb/revb.h
@@ -14,26 +14,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-/* if the kb.h file exists (because we're running from qmkbuilder) include it */
-#ifdef __has_include
-#if __has_include("kb.h")
-#include "kb.h"
-#endif
-#endif
-
 #include "quantum.h"
 #include "matrix.h"
 #include <avr/sfr_defs.h>
 
-#ifndef cbi
-#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
-#endif
-
-#ifndef sbi
-#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
-#endif
-
-
 typedef struct RGB_Color {
     uint16_t red;
     uint16_t green;
diff --git a/keyboards/sx60/sx60.h b/keyboards/sx60/sx60.h
index 777bdc2f4..b9575c118 100755
--- a/keyboards/sx60/sx60.h
+++ b/keyboards/sx60/sx60.h
@@ -6,9 +6,6 @@
 #include "i2cmaster.h"
 #include <util/delay.h>
 
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-#define CPU_16MHz       0x00
-
 /* I2C aliases and register addresses (see "mcp23018.md") */
 #define I2C_ADDR        0b0100000
 #define I2C_ADDR_WRITE  ( (I2C_ADDR<<1) | I2C_WRITE )