diff --git a/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp b/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp
index 529cf093f3..968e14ba52 100644
--- a/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp
+++ b/libraries/AP_HAL_Linux/HAL_Linux_Class.cpp
@@ -180,15 +180,15 @@ static RCOutput_AioPRU rcoutDriver;
  */
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_ERLEBRAIN2  || \
       CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_PXFMINI
-static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_PRIMARY_ADDRESS), true, 3, RPI_GPIO_<27>());
+static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_PRIMARY_ADDRESS), 24576000, 3, RPI_GPIO_<27>());
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_NAVIO
-static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_PRIMARY_ADDRESS), true, 3, NAVIO_GPIO_PCA_OE);
+static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_PRIMARY_ADDRESS), 24576000, 3, NAVIO_GPIO_PCA_OE);
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_BH
-static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_QUATENARY_ADDRESS), false, 0, RPI_GPIO_<4>());
+static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_QUATENARY_ADDRESS), 0, 0, RPI_GPIO_<4>());
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_DARK
-static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_QUINARY_ADDRESS), false, 0, RPI_GPIO_<27>());
+static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_QUINARY_ADDRESS), 0, 0, RPI_GPIO_<27>());
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_NAVIGATOR
-static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_PRIMARY_ADDRESS), false, 0, RPI_GPIO_<27>());
+static RCOutput_PCA9685 rcoutDriver(i2c_mgr_instance.get_device(1, PCA9685_PRIMARY_ADDRESS), 0, 0, RPI_GPIO_<27>());
 #elif CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_ZYNQ || \
       CONFIG_HAL_BOARD_SUBTYPE == HAL_BOARD_SUBTYPE_LINUX_OCPOC_ZYNQ
 static RCOutput_ZYNQ rcoutDriver;