diff --git a/platforms/qurt/include/board_config.h b/platforms/qurt/include/board_config.h
index 678059646c..db0cc413f8 100644
--- a/platforms/qurt/include/board_config.h
+++ b/platforms/qurt/include/board_config.h
@@ -7,8 +7,6 @@
 #define PX4_I2C_BUS_EXPANSION	3
 #define PX4_I2C_BUS_LED		3
 
-#define PX4_I2C_OBDEV_LED	0x55
-
 #define BOARD_OVERRIDE_UUID "SYSMEMID"
 
 #include "../common/board_common.h"
diff --git a/src/drivers/boards/auav-x21/board_config.h b/src/drivers/boards/auav-x21/board_config.h
index 168525b9c4..31f6de9c6d 100644
--- a/src/drivers/boards/auav-x21/board_config.h
+++ b/src/drivers/boards/auav-x21/board_config.h
@@ -119,7 +119,6 @@
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_LED	0x55
 #define PX4_I2C_OBDEV_HMC5883	0x1e
 
 /*
diff --git a/src/drivers/boards/eagle/board_config.h b/src/drivers/boards/eagle/board_config.h
index f9204ad7c6..e8ce5674d1 100644
--- a/src/drivers/boards/eagle/board_config.h
+++ b/src/drivers/boards/eagle/board_config.h
@@ -58,7 +58,6 @@
 #define PX4_I2C_BUS_EXPANSION	3
 #define PX4_I2C_BUS_LED		3
 #define PX4_NUMBER_I2C_BUSES 3
-#define PX4_I2C_OBDEV_LED	0x55
 
 #include <system_config.h>
 #include "../common/board_common.h"
diff --git a/src/drivers/boards/mindpx-v2/board_config.h b/src/drivers/boards/mindpx-v2/board_config.h
index dd2757e750..438934fa5c 100644
--- a/src/drivers/boards/mindpx-v2/board_config.h
+++ b/src/drivers/boards/mindpx-v2/board_config.h
@@ -136,7 +136,6 @@
  * Note that these are unshifted addresses.
  */
 #define PX4_I2C_OBDEV_HMC5883	0x1e
-#define PX4_I2C_OBDEV_LED	0x55
 // #define PX4_I2C_OBDEV_MPU6050	0x68
 
 /*
diff --git a/src/drivers/boards/nxphlite-v3/board_config.h b/src/drivers/boards/nxphlite-v3/board_config.h
index 8c0da20b5b..b294401351 100644
--- a/src/drivers/boards/nxphlite-v3/board_config.h
+++ b/src/drivers/boards/nxphlite-v3/board_config.h
@@ -265,7 +265,6 @@ __BEGIN_DECLS
 
 #define PX4_I2C_BUS_LED                     PX4_I2C_BUS_EXPANSION
 
-#define PX4_I2C_OBDEV_LED                   0x55
 #define PX4_I2C_OBDEV_HMC5883               0x1e
 
 /*
diff --git a/src/drivers/boards/ocpoc/board_config.h b/src/drivers/boards/ocpoc/board_config.h
index fb33797dbf..63d3262d2a 100644
--- a/src/drivers/boards/ocpoc/board_config.h
+++ b/src/drivers/boards/ocpoc/board_config.h
@@ -50,7 +50,6 @@
 #define BOARD_NUMBER_I2C_BUSES 4
 #define BOARD_MAX_LEDS 1 // Number external of LED's this board has
 #define PX4_I2C_BUS_LED 1
-#define PX4_I2C_OBDEV_LED 0x55
 #define PX4_I2C_BUS_EXPANSION 1
 
 // Battery ADC channels
diff --git a/src/drivers/boards/px4-same70xplained-v1/board_config.h b/src/drivers/boards/px4-same70xplained-v1/board_config.h
index 811b1ee386..26ae82f1a0 100644
--- a/src/drivers/boards/px4-same70xplained-v1/board_config.h
+++ b/src/drivers/boards/px4-same70xplained-v1/board_config.h
@@ -217,7 +217,6 @@ __BEGIN_DECLS
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_LED	0x55
 #define PX4_I2C_OBDEV_HMC5883	0x1e
 
 /* Define the follwoing to output the clock on J500-1 */
diff --git a/src/drivers/boards/px4fmu-v2/board_config.h b/src/drivers/boards/px4fmu-v2/board_config.h
index e6fadb9b93..34fb7b487d 100644
--- a/src/drivers/boards/px4fmu-v2/board_config.h
+++ b/src/drivers/boards/px4fmu-v2/board_config.h
@@ -226,7 +226,6 @@
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_LED	0x55
 #define PX4_I2C_OBDEV_HMC5883	0x1e
 
 /*----------------------------------------------------------*/
diff --git a/src/drivers/boards/px4fmu-v4/board_config.h b/src/drivers/boards/px4fmu-v4/board_config.h
index 63fc6a39e5..59290da7f6 100644
--- a/src/drivers/boards/px4fmu-v4/board_config.h
+++ b/src/drivers/boards/px4fmu-v4/board_config.h
@@ -162,7 +162,6 @@
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_LED            0x55
 #define PX4_I2C_OBDEV_HMC5883        0x1e
 #define PX4_I2C_OBDEV_BMP280         0x76
 
diff --git a/src/drivers/boards/px4fmu-v4pro/board_config.h b/src/drivers/boards/px4fmu-v4pro/board_config.h
index cb8e48da27..13382418da 100644
--- a/src/drivers/boards/px4fmu-v4pro/board_config.h
+++ b/src/drivers/boards/px4fmu-v4pro/board_config.h
@@ -180,7 +180,6 @@
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_LED       0x55
 #define PX4_I2C_OBDEV_HMC5883   0x1e
 
 /*
diff --git a/src/drivers/boards/px4fmu-v5/board_config.h b/src/drivers/boards/px4fmu-v5/board_config.h
index 78fd588ce9..ff4301e008 100644
--- a/src/drivers/boards/px4fmu-v5/board_config.h
+++ b/src/drivers/boards/px4fmu-v5/board_config.h
@@ -241,7 +241,6 @@
  * Note that these are unshifted addresses.
  */
 
-#define PX4_I2C_OBDEV_LED	    0x55
 #define PX4_I2C_OBDEV_HMC5883	0x1e
 
 /*
diff --git a/src/drivers/boards/px4nucleoF767ZI-v1/board_config.h b/src/drivers/boards/px4nucleoF767ZI-v1/board_config.h
index c40859bca2..edfc8b2de2 100644
--- a/src/drivers/boards/px4nucleoF767ZI-v1/board_config.h
+++ b/src/drivers/boards/px4nucleoF767ZI-v1/board_config.h
@@ -165,7 +165,6 @@ __BEGIN_DECLS
  *
  * Note that these are unshifted addresses.
  */
-#define PX4_I2C_OBDEV_LED	    0x55
 #define PX4_I2C_OBDEV_HMC5883	0x1e
 
 /*
diff --git a/src/drivers/rgbled/rgbled.cpp b/src/drivers/rgbled/rgbled.cpp
index 1bbb6f5daf..fff04dbcd0 100644
--- a/src/drivers/rgbled/rgbled.cpp
+++ b/src/drivers/rgbled/rgbled.cpp
@@ -71,7 +71,7 @@
 #define RGBLED_ONTIME 120
 #define RGBLED_OFFTIME 120
 
-#define ADDR			PX4_I2C_OBDEV_LED	/**< I2C adress of TCA62724FMG */
+#define ADDR			0x55	/**< I2C adress of TCA62724FMG */
 #define SUB_ADDR_START		0x01	/**< write everything (with auto-increment) */
 #define SUB_ADDR_PWM0		0x81	/**< blue     (without auto-increment) */
 #define SUB_ADDR_PWM1		0x82	/**< green    (without auto-increment) */