dm: dts: Convert driver model tags to use new schema

Now that Linux has accepted these tags, move the device tree files in
U-Boot over to use them.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/s5p4418.dtsi b/arch/arm/dts/s5p4418.dtsi
index 3027cd4..d83eb52 100644
--- a/arch/arm/dts/s5p4418.dtsi
+++ b/arch/arm/dts/s5p4418.dtsi
@@ -95,7 +95,7 @@
 		compatible = "nexell,nexell-display";
 		reg = <0xc0102800 0x100>;
 		index = <0>;
-		u-boot,dm-pre-reloc;
+		bootph-all;
 		status = "disabled";
 	};
 
@@ -165,7 +165,7 @@
 	pinctrl@C0010000 {
 		compatible = "nexell,s5pxx18-pinctrl";
 		reg = <0xc0010000 0xf000>;
-		u-boot,dm-pre-reloc;
+		bootph-all;
 	};
 
 	uart0:uart@c00a1000 {