From e00b36e3ee80fed3918d192bfecca744b92d405d Mon Sep 17 00:00:00 2001
From: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Date: Sun, 2 Aug 2020 00:38:29 +0300
Subject: colibri-imx8x: convert ad7879 to syntactic sugar

Convert an overlay file for analogue touch controller AD7879
for Colibri iMX8QXP module into Syntactic Sugar format, as this format
is strongly recommended in Embedded Linux Wiki [1].

[1] https://elinux.org/Device_Tree_Reference#Overlay_Source_Format

Related-to: ELB-2834
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
---
 overlays/colibri-imx8x_ad7879_overlay.dts | 61 +++++++++++++++----------------
 1 file changed, 30 insertions(+), 31 deletions(-)

diff --git a/overlays/colibri-imx8x_ad7879_overlay.dts b/overlays/colibri-imx8x_ad7879_overlay.dts
index 5587032..dadbdba 100644
--- a/overlays/colibri-imx8x_ad7879_overlay.dts
+++ b/overlays/colibri-imx8x_ad7879_overlay.dts
@@ -9,39 +9,38 @@
 
 / {
 	compatible = "toradex,colibri-imx8qxp";
-	fragment@0 {
-		target = <&i2c0>;
-		__overlay__ {
-			/* Touch controller */
-			ad7879@2c {
-				compatible = "adi,ad7879-1";
-				pinctrl-names = "default";
-				pinctrl-0 = <&pinctrl_ad7879_int>;
-				reg = <0x2c>;
-				interrupt-parent = <&gpio3>;
-				interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
-				touchscreen-max-pressure = <4096>;
-				adi,resistance-plate-x = <120>;
-				adi,first-conversion-delay = /bits/ 8 <3>;
-				adi,acquisition-time = /bits/ 8 <1>;
-				adi,median-filter-size = /bits/ 8 <2>;
-				adi,averaging = /bits/ 8 <1>;
-				adi,conversion-interval = /bits/ 8 <255>;
-			};
-		};
+};
+
+&i2c0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	/* Touch controller */
+	ad7879@2c {
+		compatible = "adi,ad7879-1";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_ad7879_int>;
+		reg = <0x2c>;
+		interrupt-parent = <&gpio3>;
+		interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+		touchscreen-max-pressure = <4096>;
+		adi,resistance-plate-x = <120>;
+		adi,first-conversion-delay = /bits/ 8 <3>;
+		adi,acquisition-time = /bits/ 8 <1>;
+		adi,median-filter-size = /bits/ 8 <2>;
+		adi,averaging = /bits/ 8 <1>;
+		adi,conversion-interval = /bits/ 8 <255>;
 	};
+};
 
-	fragment@1 {
-		target = <&iomuxc>;
-		__overlay__ {
-			colibri-imx8qxp {
-				/* On-module touch pen-down interrupt */
-				pinctrl_ad7879_int: ad7879-int {
-					fsl,pins = <
-						SC_P_MIPI_CSI0_I2C0_SCL_LSIO_GPIO3_IO05		0x21
-					>;
-				};
-			};
+&iomuxc {
+	colibri-imx8qxp {
+		/* On-module touch pen-down interrupt */
+		pinctrl_ad7879_int: ad7879-int {
+			fsl,pins = <
+				SC_P_MIPI_CSI0_I2C0_SCL_LSIO_GPIO3_IO05		0x21
+			>;
 		};
 	};
 };
+
-- 
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