diff --git a/projects/RPi/devices/Slice/config/slice-overlay.dts b/projects/RPi/devices/Slice/config/slice-overlay.dts
index a13e86478ec..add8098b652 100644
--- a/projects/RPi/devices/Slice/config/slice-overlay.dts
+++ b/projects/RPi/devices/Slice/config/slice-overlay.dts
@@ -78,7 +78,7 @@
       pcf8523@68 {
         compatible = "nxp,pcf8523";
         reg = <0x68>;
-        nxp,xtalcap-7pf; // set crystal load to 7pf
+        quartz-load-femtofarads = <7000>;
         status = "okay";
       };
 
diff --git a/projects/RPi/devices/Slice/patches/linux/linux-04-rtc-pcf8523-c.patch b/projects/RPi/devices/Slice/patches/linux/linux-04-rtc-pcf8523-c.patch
deleted file mode 100644
index da7593ed7e4..00000000000
--- a/projects/RPi/devices/Slice/patches/linux/linux-04-rtc-pcf8523-c.patch
+++ /dev/null
@@ -1,17 +0,0 @@
---- a/drivers/rtc/rtc-pcf8523.c 2016-10-01 10:16:30.259771931 +0100
-+++ b/drivers/rtc/rtc-pcf8523.c	2016-10-01 10:21:29.762638800 +0100
-@@ -291,7 +291,13 @@ static int pcf8523_probe(struct i2c_clie
- 	if (!pcf)
- 		return -ENOMEM;
- 
--	err = pcf8523_select_capacitance(client, true);
-+	if (of_property_read_bool(client->dev.of_node, "nxp,xtalcap-7pf")) {
-+		printk(KERN_ERR "PCF8523 - set 7pF crystal load");
-+		err = pcf8523_select_capacitance(client, false);
-+	} else {
-+		printk(KERN_ERR "PCF8523 - set 12pF crystal load");
-+		err = pcf8523_select_capacitance(client, true);
-+	}
- 	if (err < 0)
- 		return err;
- 
diff --git a/projects/RPi/devices/Slice3/config/slice-overlay.dts b/projects/RPi/devices/Slice3/config/slice-overlay.dts
index a13e86478ec..add8098b652 100644
--- a/projects/RPi/devices/Slice3/config/slice-overlay.dts
+++ b/projects/RPi/devices/Slice3/config/slice-overlay.dts
@@ -78,7 +78,7 @@
       pcf8523@68 {
         compatible = "nxp,pcf8523";
         reg = <0x68>;
-        nxp,xtalcap-7pf; // set crystal load to 7pf
+        quartz-load-femtofarads = <7000>;
         status = "okay";
       };
 
diff --git a/projects/RPi/devices/Slice3/patches/linux/linux-04-rtc-pcf8523-c.patch b/projects/RPi/devices/Slice3/patches/linux/linux-04-rtc-pcf8523-c.patch
deleted file mode 100644
index da7593ed7e4..00000000000
--- a/projects/RPi/devices/Slice3/patches/linux/linux-04-rtc-pcf8523-c.patch
+++ /dev/null
@@ -1,17 +0,0 @@
---- a/drivers/rtc/rtc-pcf8523.c 2016-10-01 10:16:30.259771931 +0100
-+++ b/drivers/rtc/rtc-pcf8523.c	2016-10-01 10:21:29.762638800 +0100
-@@ -291,7 +291,13 @@ static int pcf8523_probe(struct i2c_clie
- 	if (!pcf)
- 		return -ENOMEM;
- 
--	err = pcf8523_select_capacitance(client, true);
-+	if (of_property_read_bool(client->dev.of_node, "nxp,xtalcap-7pf")) {
-+		printk(KERN_ERR "PCF8523 - set 7pF crystal load");
-+		err = pcf8523_select_capacitance(client, false);
-+	} else {
-+		printk(KERN_ERR "PCF8523 - set 12pF crystal load");
-+		err = pcf8523_select_capacitance(client, true);
-+	}
- 	if (err < 0)
- 		return err;
-