ARM: dts: rockchip: update rk3188-radxarock.dts

In the Linux DT the file rk3xxx.dtsi is shared between
rk3066 and rk3188. Both rk3xxx.dtsi and rk3188.dtsi have recently
had some updates.
For a future rk3066 support in U-boot this file must also update.
Move U-boot specific things in a rk3188-radxarock-u-boot.dtsi file.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3188-radxarock-u-boot.dtsi b/arch/arm/dts/rk3188-radxarock-u-boot.dtsi
index 204bb3a..9c9016d 100644
--- a/arch/arm/dts/rk3188-radxarock-u-boot.dtsi
+++ b/arch/arm/dts/rk3188-radxarock-u-boot.dtsi
@@ -5,36 +5,58 @@
 
 #include "rk3188-u-boot.dtsi"
 
+/ {
+	chosen {
+/*		stdout-path = &uart2; */
+		stdout-path = "serial2:115200n8";
+	};
+
+	config {
+		u-boot,boot-led = "rock:red:power";
+		u-boot,dm-pre-reloc;
+	};
+};
+
 &cru {
 	u-boot,dm-spl;
 };
 
-&pinctrl {
-	u-boot,dm-spl;
+&dmc {
+	rockchip,pctl-timing = <0x12c 0xc8 0x1f4 0x1e 0x4e 0x4 0x69 0x6
+		0x3 0x0 0x6 0x5 0xc 0x10 0x6 0x4
+		0x4 0x5 0x4 0x200 0x3 0xa 0x40 0x0
+		0x1 0x5 0x5 0x3 0xc 0x1e 0x100 0x0
+		0x4 0x0>;
+	rockchip,phy-timing = <0x208c6690 0x690878 0x10022a00
+		0x220 0x40 0x0 0x0>;
+	rockchip,sdram-params = <0x24716310 0 2 300000000 3 9 0>;
 };
 
-&mmc0 {
+&emmc {
 	fifo-mode;
 	max-frequency = <16000000>;
 };
 
-&mmc1 {
+&mmc0 {
 	fifo-mode;
 	max-frequency = <16000000>;
 };
 
-&emmc {
+&mmc1 {
 	fifo-mode;
 	max-frequency = <16000000>;
 };
 
-&uart2 {
-	status = "okay";
+&pinctrl {
 	u-boot,dm-spl;
 };
 
 &timer3 {
 	compatible = "rockchip,rk3368-timer", "rockchip,rk3288-timer";
-	u-boot,dm-spl;
 	clock-frequency = <24000000>;
+	u-boot,dm-spl;
+};
+
+&uart2 {
+	u-boot,dm-spl;
 };