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/powerpc/dts/pq3-i2c-0.dtsi b/arch/powerpc/dts/pq3-i2c-0.dtsi
index 0ed519c..a838bd9 100644
--- a/arch/powerpc/dts/pq3-i2c-0.dtsi
+++ b/arch/powerpc/dts/pq3-i2c-0.dtsi
@@ -9,7 +9,7 @@
 	#size-cells = <0>;
 	cell-index = <0>;
 	compatible = "fsl-i2c";
-	u-boot,dm-pre-reloc;
+	bootph-all;
 	reg = <0x3000 0x100>;
 	interrupts = <43 2 0 0>;
 	dfsrr;