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/imx6qdl-hummingboard2-emmc-som-v15-u-boot.dtsi b/arch/arm/dts/imx6qdl-hummingboard2-emmc-som-v15-u-boot.dtsi
index e1cb9b3..23a0577 100644
--- a/arch/arm/dts/imx6qdl-hummingboard2-emmc-som-v15-u-boot.dtsi
+++ b/arch/arm/dts/imx6qdl-hummingboard2-emmc-som-v15-u-boot.dtsi
@@ -16,35 +16,35 @@
 };
 
 &soc {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &aips1 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &pinctrl_microsom_uart1 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &uart1 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &gpio2 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &gpio3 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &gpio4 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &gpio6 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &usdhc1 {
@@ -52,9 +52,9 @@
 };
 
 &usdhc2 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };
 
 &usdhc3 {
-	u-boot,dm-pre-reloc;
+	bootph-all;
 };