3 files changed, 6 insertions, 8 deletions
diff --git a/keyboards/ymdk/sp64/matrix.c b/keyboards/ymdk/sp64/matrix.c
index b5f0e10462..6f8c7962eb 100644
--- a/keyboards/ymdk/sp64/matrix.c
+++ b/keyboards/ymdk/sp64/matrix.c
@@ -114,7 +114,7 @@ uint8_t matrix_scan(void)
 #ifdef RIGHT_HALF
     uint8_t data = 0x7F;
     // Receive the columns from right half
-    i2c_receive(I2C_ADDR_WRITE, &data, 1, MCP23018_I2C_TIMEOUT);
+    i2c_receive(I2C_ADDR, &data, 1, MCP23018_I2C_TIMEOUT);
     cols |= ((~(data) & 0x7F) << 7);
 #endif
 
@@ -162,7 +162,7 @@ static void matrix_select_row(uint8_t row)
   //Set the remote row on port A
   txdata[0] = GPIOA;
   txdata[1] = 0xFF & ~(1<<row);
-  mcp23018_status = i2c_transmit(I2C_ADDR_WRITE, (uint8_t *)txdata, 2, MCP23018_I2C_TIMEOUT);
+  mcp23018_status = i2c_transmit(I2C_ADDR, (uint8_t *)txdata, 2, MCP23018_I2C_TIMEOUT);
 #endif
 
   // select other half
diff --git a/keyboards/ymdk/sp64/sp64.c b/keyboards/ymdk/sp64/sp64.c
index 12f2577713..e9f30d91f9 100644
--- a/keyboards/ymdk/sp64/sp64.c
+++ b/keyboards/ymdk/sp64/sp64.c
@@ -39,7 +39,7 @@ uint8_t init_mcp23018(void)
   data[0] = IODIRA;
   data[1] = 0b00000000;
   data[2] = 0b11111111;
-  mcp23018_status = i2c_transmit(I2C_ADDR_WRITE, (uint8_t *)data, 3, MCP23018_I2C_TIMEOUT);
+  mcp23018_status = i2c_transmit(I2C_ADDR, (uint8_t *)data, 3, MCP23018_I2C_TIMEOUT);
   if (mcp23018_status != I2C_STATUS_SUCCESS)
     goto out;
 
@@ -50,7 +50,7 @@ uint8_t init_mcp23018(void)
   data[0] = GPPUA;
   data[1] = 0b00000000;
   data[2] = 0b11111111;
-  mcp23018_status = i2c_transmit(I2C_ADDR_WRITE, (uint8_t *)data, 3, MCP23018_I2C_TIMEOUT);
+  mcp23018_status = i2c_transmit(I2C_ADDR, (uint8_t *)data, 3, MCP23018_I2C_TIMEOUT);
   if (mcp23018_status != I2C_STATUS_SUCCESS)
     goto out;
 
@@ -61,7 +61,7 @@ uint8_t init_mcp23018(void)
   data[0] = OLATA;
   data[1] = 0b11111111;
   data[2] = 0b11111111;
-  mcp23018_status = i2c_transmit(I2C_ADDR_WRITE, (uint8_t *)data, 3, MCP23018_I2C_TIMEOUT);
+  mcp23018_status = i2c_transmit(I2C_ADDR, (uint8_t *)data, 3, MCP23018_I2C_TIMEOUT);
 
 out:
   return (mcp23018_status);
diff --git a/keyboards/ymdk/sp64/sp64.h b/keyboards/ymdk/sp64/sp64.h
index afad36ee9a..0e3e3c38b8 100644
--- a/keyboards/ymdk/sp64/sp64.h
+++ b/keyboards/ymdk/sp64/sp64.h
@@ -23,9 +23,7 @@
 # include "i2c_master.h"
 
 // I2C aliases and register addresses (see "mcp23018.md")
-# define I2C_ADDR        0b0100000
-# define I2C_ADDR_WRITE  ( (I2C_ADDR<<1) | I2C_WRITE )
-# define I2C_ADDR_READ   ( (I2C_ADDR<<1) | I2C_READ  )
+# define I2C_ADDR        (0b0100000<<1)
 # define IODIRA          0x00            // i/o direction register
 # define IODIRB          0x01
 # define GPPUA           0x0C            // GPIO pull-up resistor register