3 files changed, 6 insertions, 8 deletions
diff --git a/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.c b/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.c
index a6661cdc07..0db58bfabd 100644
--- a/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.c
+++ b/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.c
@@ -38,7 +38,7 @@ static uint16_t i2c_timeout_timer;
 
 void trackball_set_rgbw(uint8_t red, uint8_t green, uint8_t blue, uint8_t white) {
     uint8_t data[] = {0x00, red, green, blue, white};
-    i2c_transmit(TRACKBALL_WRITE, data, sizeof(data), I2C_TIMEOUT);
+    i2c_transmit(TRACKBALL_ADDRESS, data, sizeof(data), I2C_TIMEOUT);
 }
 
 int16_t mouse_offset(uint8_t positive, uint8_t negative, int16_t scale) {
@@ -120,7 +120,7 @@ bool pointing_device_task(void) {
     static uint16_t debounce_timer;
     uint8_t         state[5] = {};
     if (timer_elapsed(i2c_timeout_timer) > I2C_WAITCHECK) {
-        if (i2c_readReg(TRACKBALL_WRITE, 0x04, state, 5, I2C_TIMEOUT) == I2C_STATUS_SUCCESS) {
+        if (i2c_read_register(TRACKBALL_ADDRESS, 0x04, state, 5, I2C_TIMEOUT) == I2C_STATUS_SUCCESS) {
             if (!state[4] && !debounce) {
                 if (scrolling) {
 #ifdef PIMORONI_TRACKBALL_INVERT_X
diff --git a/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.h b/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.h
index cfcd5a47a1..ca2559bec7 100644
--- a/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.h
+++ b/keyboards/3w6/rev2/keymaps/default_pimoroni/pimoroni_trackball.h
@@ -20,10 +20,8 @@
 #include "pointing_device.h"
 
 #ifndef TRACKBALL_ADDRESS
-#    define TRACKBALL_ADDRESS 0x0A
+#    define TRACKBALL_ADDRESS (0x0A << 1)
 #endif
-#define TRACKBALL_WRITE ((TRACKBALL_ADDRESS << 1) | I2C_WRITE)
-#define TRACKBALL_READ  ((TRACKBALL_ADDRESS << 1) | I2C_READ)
 
 void trackball_set_rgbw(uint8_t red, uint8_t green, uint8_t blue, uint8_t white);
 void trackball_check_click(bool pressed, report_mouse_t *mouse);
diff --git a/keyboards/3w6/rev2/matrix.c b/keyboards/3w6/rev2/matrix.c
index 49cb09a9f8..da7a5344e5 100644
--- a/keyboards/3w6/rev2/matrix.c
+++ b/keyboards/3w6/rev2/matrix.c
@@ -70,7 +70,7 @@ uint8_t init_tca9555(void) {
         // This means: we will write on pins 0 to 3 on port 1. read rest
         0b11110000,
     };
-    tca9555_status = i2c_writeReg(I2C_ADDR, IODIRA, conf, 2, I2C_TIMEOUT);
+    tca9555_status = i2c_write_register(I2C_ADDR, IODIRA, conf, 2, I2C_TIMEOUT);
 
     return tca9555_status;
 }
@@ -189,7 +189,7 @@ static matrix_row_t read_cols(uint8_t row) {
         } else {
             uint8_t data    = 0;
             uint8_t port0   = 0;
-            tca9555_status  = i2c_readReg(I2C_ADDR, IREGP0, &port0, 1, I2C_TIMEOUT);
+            tca9555_status  = i2c_read_register(I2C_ADDR, IREGP0, &port0, 1, I2C_TIMEOUT);
             if (tca9555_status) {  // if there was an error
                 // do nothing
                 return 0;
@@ -250,7 +250,7 @@ static void select_row(uint8_t row) {
                 default:                    break;
             }
 
-            tca9555_status = i2c_writeReg(I2C_ADDR, OREGP1, &port1, 1, I2C_TIMEOUT);
+            tca9555_status = i2c_write_register(I2C_ADDR, OREGP1, &port1, 1, I2C_TIMEOUT);
             // Select the desired row by writing a byte for the entire GPIOB bus where only the bit representing the row we want to select is a zero (write instruction) and every other bit is a one.
             // Note that the row - MATRIX_ROWS_PER_SIDE reflects the fact that being on the right hand, the columns are numbered from MATRIX_ROWS_PER_SIDE to MATRIX_ROWS, but the pins we want to write to are indexed from zero up on the GPIOB bus.
         }