diff --git a/board/freescale/ls1021aqds/dcu.c b/board/freescale/ls1021aqds/dcu.c
index 7532f7c..b5fee06 100644
--- a/board/freescale/ls1021aqds/dcu.c
+++ b/board/freescale/ls1021aqds/dcu.c
@@ -11,37 +11,13 @@
 #include <common.h>
 #include <fsl_dcu_fb.h>
 #include <i2c.h>
+#include "../common/i2c_mux.h"
 #include "div64.h"
 #include "../common/diu_ch7301.h"
 #include "ls1021aqds_qixis.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
-static int select_i2c_ch_pca9547(u8 ch, int bus_num)
-{
-	int ret;
-#if CONFIG_IS_ENABLED(DM_I2C)
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-	ret = dm_i2c_write(dev, 0, &ch, 1);
-#else
-	ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
-#endif
-	if (ret) {
-		puts("PCA: failed to select proper channel\n");
-		return ret;
-	}
-
-	return 0;
-}
-
 unsigned int dcu_set_pixel_clock(unsigned int pixclock)
 {
 	unsigned long long div;
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c
index aa1f602..fcbde2c 100644
--- a/board/freescale/ls1021aqds/ls1021aqds.c
+++ b/board/freescale/ls1021aqds/ls1021aqds.c
@@ -25,6 +25,7 @@
 #include <fsl_devdis.h>
 #include <fsl_validate.h>
 #include <fsl_ddr.h>
+#include "../common/i2c_mux.h"
 #include "../common/sleep.h"
 #include "../common/qixis.h"
 #include "ls1021aqds_qixis.h"
@@ -141,31 +142,6 @@
 	return 66666666;
 }
 
-int select_i2c_ch_pca9547(u8 ch, int bus_num)
-{
-	int ret;
-#if CONFIG_IS_ENABLED(DM_I2C)
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-	ret = dm_i2c_write(dev, 0, &ch, 1);
-#else
-	ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
-#endif
-	if (ret) {
-		puts("PCA: failed to select proper channel\n");
-		return ret;
-	}
-
-	return 0;
-}
-
 int dram_init(void)
 {
 	/*