ARM: dts: imx6ull-colibri: move u-boot specific node

1. Move aliases and legacy lcdif node to the u-boot specific dts include.
2. Provide proper display timings, as in the downstream Toradex kernel
[1].

[1]: https://git.toradex.com/cgit/linux-toradex.git/tree/arch/arm/boot/dts/imx6ull-colibri-eval-v3.dtsi?h=toradex_4.9-2.3.x-imx#n183
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
diff --git a/arch/arm/dts/imx6ull-colibri-u-boot.dtsi b/arch/arm/dts/imx6ull-colibri-u-boot.dtsi
index 531cdcc..afdb0f4 100644
--- a/arch/arm/dts/imx6ull-colibri-u-boot.dtsi
+++ b/arch/arm/dts/imx6ull-colibri-u-boot.dtsi
@@ -3,10 +3,55 @@
  * Copyright 2019 Toradex AG
  */
 
+/ {
+	aliases {
+		u-boot,dm-pre-reloc;
+		mmc0 = &usdhc1;
+		usb0 = &usbotg1; /* required for ums */
+		display0 = &lcdif;
+	};
+};
+
 &pinctrl_uart1 {
 	u-boot,dm-pre-reloc;
 };
 
 &pinctrl_uart1_ctrl1 {
 	u-boot,dm-pre-reloc;
+};
+
+&lcdif {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lcdif_dat
+		     &pinctrl_lcdif_ctrl>;
+	status = "okay";
+	display = <&display0>;
+	u-boot,dm-pre-reloc;
+
+	display0: display0 {
+		bits-per-pixel = <18>;
+		bus-width = <24>;
+		status = "okay";
+
+		display-timings {
+			native-mode = <&timing_vga>;
+			timing_vga: 640x480 {
+				u-boot,dm-pre-reloc;
+				clock-frequency = <25175000>;
+				hactive = <640>;
+				vactive = <480>;
+				hback-porch = <40>;
+				hfront-porch = <24>;
+				vback-porch = <32>;
+				vfront-porch = <11>;
+				hsync-len = <96>;
+				vsync-len = <2>;
+
+				de-active = <1>;
+				hsync-active = <0>;
+				vsync-active = <0>;
+				pixelclk-active = <0>;
+			};
+		};
+	};
 };