diff --git a/drivers/media/video/cx231xx/cx231xx-avcore.c b/drivers/media/video/cx231xx/cx231xx-avcore.c
index b80bccfa9b2d..62843d39817c 100644
--- a/drivers/media/video/cx231xx/cx231xx-avcore.c
+++ b/drivers/media/video/cx231xx/cx231xx-avcore.c
@@ -1271,6 +1271,8 @@ int cx231xx_enable_i2c_port_3(struct cx231xx *dev, bool is_port_3)
 	int status = 0;
 	bool current_is_port_3;
 
+	if (dev->board.dont_use_port_3)
+		is_port_3 = false;
 	status = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
 				       PWR_CTL_EN, value, 4);
 	if (status < 0)
diff --git a/drivers/media/video/cx231xx/cx231xx.h b/drivers/media/video/cx231xx/cx231xx.h
index b72503d625b5..e1c222b05204 100644
--- a/drivers/media/video/cx231xx/cx231xx.h
+++ b/drivers/media/video/cx231xx/cx231xx.h
@@ -357,6 +357,7 @@ struct cx231xx_board {
 	unsigned int valid:1;
 	unsigned int no_alt_vanc:1;
 	unsigned int external_av:1;
+	unsigned int dont_use_port_3:1;
 
 	unsigned char xclk, i2c_speed;