rockchip: add u-boot specific dts for rk3036 sdk

Add this dts to enable debug uart releated devices
before relocation.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

diff --git a/arch/arm/dts/rk3036-sdk-u-boot.dtsi b/arch/arm/dts/rk3036-sdk-u-boot.dtsi
new file mode 100644 (file)
index 0000000..6f15f4a
--- /dev/null
+++ b/arch/arm/dts/rk3036-sdk-u-boot.dtsi
@@ -0,0 +1,11 @@
+&uart2 {
+       u-boot,dm-pre-reloc;
+};
+
+&grf {
+       u-boot,dm-pre-reloc;
+};
+
+&pinctrl {
+       u-boot,dm-pre-reloc;
+};