rockchip: dts: rk3288: move reloc tag into -u-boot dts

Move all the tag "u-boot,dm-pre-reloc" from rk3288.dtsi
into rk3288-u-boot.dtsi.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3288-u-boot.dtsi b/arch/arm/dts/rk3288-u-boot.dtsi
new file mode 100644
index 0000000..4cf75c7
--- /dev/null
+++ b/arch/arm/dts/rk3288-u-boot.dtsi
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2019 Rockchip Electronics Co., Ltd
+ */
+
+&dmc {
+	u-boot,dm-pre-reloc;
+};
+
+&pmu {
+	u-boot,dm-pre-reloc;
+};
+
+&sgrf {
+	u-boot,dm-pre-reloc;
+};
+
+&cru {
+	u-boot,dm-pre-reloc;
+};
+
+&grf {
+	u-boot,dm-pre-reloc;
+};
+
+&vopb {
+	u-boot,dm-pre-reloc;
+};
+
+&vopl {
+	u-boot,dm-pre-reloc;
+};
+
+&noc {
+	u-boot,dm-pre-reloc;
+};