ARM: dts: uniphier: sync Device Trees with upstream Linux

I periodically sync Device Trees for better maintainability.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/dts/uniphier-ph1-ld11-ref.dts b/arch/arm/dts/uniphier-ph1-ld11-ref.dts
index b148e9f..4eb7664 100644
--- a/arch/arm/dts/uniphier-ph1-ld11-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld11-ref.dts
@@ -1,7 +1,8 @@
 /*
  * Device Tree Source for UniPhier PH1-LD11 Reference Board
  *
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+	X11
  */
@@ -62,20 +63,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };