rockchip: add px30 devicetrees

Add px30 related devicetrees synced from the Linux kernel.

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/px30-evb-u-boot.dtsi b/arch/arm/dts/px30-evb-u-boot.dtsi
new file mode 100644
index 0000000..3de9c70
--- /dev/null
+++ b/arch/arm/dts/px30-evb-u-boot.dtsi
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * (C) Copyright 2017 Rockchip Electronics Co., Ltd
+ */
+
+/ {
+	aliases {
+		mmc0 = &emmc;
+		mmc1 = &sdmmc;
+	};
+
+	chosen {
+		u-boot,spl-boot-order = &emmc, &sdmmc;
+	};
+};
+
+&dmc {
+	u-boot,dm-pre-reloc;
+};
+
+&uart2 {
+	clock-frequency = <24000000>;
+	u-boot,dm-pre-reloc;
+};
+
+&uart5 {
+	clock-frequency = <24000000>;
+	u-boot,dm-pre-reloc;
+};
+
+&sdmmc {
+	u-boot,dm-pre-reloc;
+
+	/* temporary till I find out why dma mode doesn't work */
+	fifo-mode;
+};
+
+&emmc {
+	u-boot,dm-pre-reloc;
+};
+
+&grf {
+	u-boot,dm-pre-reloc;
+};
+
+&pmugrf {
+	u-boot,dm-pre-reloc;
+};
+
+&xin24m {
+	u-boot,dm-pre-reloc;
+};
+
+&cru {
+	u-boot,dm-pre-reloc;
+};
+
+&pmucru {
+	u-boot,dm-pre-reloc;
+};
+
+&saradc {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};
+
+&gpio0 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio1 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio2 {
+	u-boot,dm-pre-reloc;
+};
+
+&gpio3 {
+	u-boot,dm-pre-reloc;
+};