ARM: dts: imx7-colibri: multiple node updates

1. Move u-boot specific nodes to u-boot dts include: legacy lcdif
node and aliases.
2. Add iomux configuration for LCD.
3. Drop un-needed u-boot,dm-pre-reloc for alias node.
4. Fix display-timings, use the one from Toradex downstream kernel [1]

[1]: https://git.toradex.com/cgit/linux-toradex.git/tree/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi?h=toradex_4.9-2.3.x-imx#n206
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>

4 files changed, 78 insertions, 38 deletions

diff --git a/arch/arm/dts/imx7-colibri-emmc.dts b/arch/arm/dts/imx7-colibri-emmc.dts
index bc0d10c716..8545498275 100644
--- a/arch/arm/dts/imx7-colibri-emmc.dts
+++ b/arch/arm/dts/imx7-colibri-emmc.dts
@@ -5,13 +5,13 @@
 
 /dts-v1/;
 #include "imx7-colibri.dtsi"
+#include "imx7-colibri-u-boot.dtsi"
 
 / {
 	model = "Toradex Colibri iMX7D 1GB (eMMC)";
 	compatible = "toradex,imx7d-colibri-emmc", "fsl,imx7d";
 
 	aliases {
-		u-boot,dm-pre-reloc;
 		mmc0 = &usdhc3;
 		mmc1 = &usdhc1;
 		display1 = &lcdif;
diff --git a/arch/arm/dts/imx7-colibri-rawnand.dts b/arch/arm/dts/imx7-colibri-rawnand.dts
index 5f12a2ac2a..5211fb1f44 100644
--- a/arch/arm/dts/imx7-colibri-rawnand.dts
+++ b/arch/arm/dts/imx7-colibri-rawnand.dts
@@ -5,19 +5,21 @@
 
 /dts-v1/;
 #include "imx7-colibri.dtsi"
+#include "imx7-colibri-u-boot.dtsi"
 
 / {
 	model = "Toradex Colibri iMX7S/D";
 	compatible = "toradex,imx7-colibri", "fsl,imx7";
 
-	chosen {
-		stdout-path = &uart1;
-	};
-
 	aliases {
+		display1 = &lcdif;
 		usb0 = &usbotg1; /* required for ums */
 	};
 
+	chosen {
+		stdout-path = &uart1;
+	};
+
 	reg_5v0: regulator-5v0 {
 		compatible = "regulator-fixed";
 		regulator-name = "5V";
diff --git a/arch/arm/dts/imx7-colibri-u-boot.dtsi b/arch/arm/dts/imx7-colibri-u-boot.dtsi
new file mode 100644
index 0000000000..91386476d5
--- /dev/null
+++ b/arch/arm/dts/imx7-colibri-u-boot.dtsi
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+/*
+ * Copyright 2020 Toradex
+ */
+
+&lcdif {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lcdif_dat
+		     &pinctrl_lcdif_ctrl>;
+	display = <&display0>;
+	u-boot,dm-pre-reloc;
+
+	display0: display0 {
+		bits-per-pixel = <18>;
+		bus-width = <18>;
+		status = "okay";
+
+		display-timings {
+			native-mode = <&timing_vga>;
+			timing_vga: 640x480 {
+				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>;
+			};
+		};
+	};
+};
diff --git a/arch/arm/dts/imx7-colibri.dtsi b/arch/arm/dts/imx7-colibri.dtsi
index ec95f22a0c..b352036e30 100644
--- a/arch/arm/dts/imx7-colibri.dtsi
+++ b/arch/arm/dts/imx7-colibri.dtsi
@@ -172,6 +172,38 @@
 		>;
 	};
 
+	pinctrl_lcdif_dat: lcdif-dat-grp {
+		fsl,pins = <
+			MX7D_PAD_LCD_DATA00__LCD_DATA0		0x79
+			MX7D_PAD_LCD_DATA01__LCD_DATA1		0x79
+			MX7D_PAD_LCD_DATA02__LCD_DATA2		0x79
+			MX7D_PAD_LCD_DATA03__LCD_DATA3		0x79
+			MX7D_PAD_LCD_DATA04__LCD_DATA4		0x79
+			MX7D_PAD_LCD_DATA05__LCD_DATA5		0x79
+			MX7D_PAD_LCD_DATA06__LCD_DATA6		0x79
+			MX7D_PAD_LCD_DATA07__LCD_DATA7		0x79
+			MX7D_PAD_LCD_DATA08__LCD_DATA8		0x79
+			MX7D_PAD_LCD_DATA09__LCD_DATA9		0x79
+			MX7D_PAD_LCD_DATA10__LCD_DATA10		0x79
+			MX7D_PAD_LCD_DATA11__LCD_DATA11		0x79
+			MX7D_PAD_LCD_DATA12__LCD_DATA12		0x79
+			MX7D_PAD_LCD_DATA13__LCD_DATA13		0x79
+			MX7D_PAD_LCD_DATA14__LCD_DATA14		0x79
+			MX7D_PAD_LCD_DATA15__LCD_DATA15		0x79
+			MX7D_PAD_LCD_DATA16__LCD_DATA16		0x79
+			MX7D_PAD_LCD_DATA17__LCD_DATA17		0x79
+		>;
+	};
+
+	pinctrl_lcdif_ctrl: lcdif-ctrl-grp {
+		fsl,pins = <
+			MX7D_PAD_LCD_CLK__LCD_CLK		0x79
+			MX7D_PAD_LCD_ENABLE__LCD_ENABLE		0x79
+			MX7D_PAD_LCD_VSYNC__LCD_VSYNC		0x79
+			MX7D_PAD_LCD_HSYNC__LCD_HSYNC		0x79
+		>;
+	};
+
 	pinctrl_enet1: enet1grp {
 		fsl,pins = <
 			MX7D_PAD_ENET1_CRS__GPIO7_IO14			0x14
@@ -227,36 +259,3 @@
 		>;
 	};
 };
-
-&lcdif {
-	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 = <48>;
-				hfront-porch = <16>;
-				vback-porch = <33>;
-				vfront-porch = <10>;
-				hsync-len = <96>;
-				vsync-len = <2>;
-
-				de-active = <1>;
-				hsync-active = <0>;
-				vsync-active = <0>;
-				pixelclk-active = <0>;
-			};
-		};
-	};
-};