colibri-imx6: move to one overlay per accessory

Move the existing overlays to dtsi files and include them into one
accessory dts.
Provide data-mapping timings appropriately for each machine instead
of the hardcoding and use a single overlay per SoC to avoid code
duplication.

Signed-off-by: Aishwarya Kothari <aishwarya.kothari@toradex.com>

20 files changed, 316 insertions, 260 deletions

diff --git a/overlays/Makefile b/overlays/Makefile
index c4da0f9..878fbe2 100644
--- a/overlays/Makefile
+++ b/overlays/Makefile
@@ -30,13 +30,13 @@ dtb-y += apalis-imx6_spi1_spidev_overlay.dtbo
 dtb-y += apalis-imx6_spi2_spidev_overlay.dtbo
 dtb-y += apalis-imx6_stmpe-ts_overlay.dtbo
 dtb-y += apalis-imx6_vga_overlay.dtbo
-dtb-y += colibri-imx6_atmel-mxt-adapter_overlay.dtbo
-dtb-y += colibri-imx6_atmel-mxt-connector_overlay.dtbo
 dtb-y += colibri-imx6_hdmi_overlay.dtbo
-dtb-y += colibri-imx6_parallel-rgb-lvds_overlay.dtbo
-dtb-y += colibri-imx6_parallel-rgb_overlay.dtbo
+dtb-y += colibri-imx6_panel-cap-touch-7inch_adapter_overlay.dtbo
+dtb-y += colibri-imx6_panel-cap-touch-7inch_overlay.dtbo
+dtb-y += colibri-imx6_panel-cap-touch-10inch-lvds_overlay.dtbo
+dtb-y += colibri-imx6_panel-res-touch-7inch_overlay.dtbo
 dtb-y += colibri-imx6_spidev_overlay.dtbo
-dtb-y += colibri-imx6_stmpe-ts_overlay.dtbo
+dtb-y += colibri-imx6_vga-640x480_overlay.dtbo
 dtb-y += colibri-imx6ull_ad7879_overlay.dtbo
 dtb-y += colibri-imx6ull_atmel-mxt-adapter_overlay.dtbo
 dtb-y += colibri-imx6ull_atmel-mxt-connector_overlay.dtbo
@@ -49,13 +49,6 @@ dtb-y += colibri-imx7_atmel-mxt-connector_overlay.dtbo
 dtb-y += colibri-imx7_parallel-rgb-lvds-rgb24-single_overlay.dtbo
 dtb-y += colibri-imx7_parallel-rgb_overlay.dtbo
 dtb-y += colibri-imx7_spidev_overlay.dtbo
-dtb-y += display-dpi-lt170410_overlay.dtbo
-dtb-y += display-edt5.7_overlay.dtbo
-dtb-y += display-edt7_overlay.dtbo
-dtb-y += display-fullhd_overlay.dtbo
-dtb-y += display-lt161010_overlay.dtbo
-dtb-y += display-lt170410_overlay.dtbo
-dtb-y += display-vga_overlay.dtbo
 dtb-y += verdin-imx8mm_spidev_overlay.dtbo
 dtb-y += verdin-imx8mp_spidev_overlay.dtbo
 
diff --git a/overlays/colibri-imx6_atmel-mxt-adapter_overlay.dts b/overlays/colibri-imx6_atmel-mxt-adapter_overlay.dtsi
index 20a3fe9..35b0bdc 100644
--- a/overlays/colibri-imx6_atmel-mxt-adapter_overlay.dts
+++ b/overlays/colibri-imx6_atmel-mxt-adapter_overlay.dtsi
@@ -1,19 +1,10 @@
 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
 /*
- * Copyright 2020-2021 Toradex
+ * Copyright 2020-2022 Toradex
  */
 
-// Atmel MXT touchscreen for 7inch and 10inch displays orderable at Toradex. Compatible with a Capacitive Touch Adapter.
-
-/dts-v1/;
-/plugin/;
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/interrupt-controller/irq.h>
-
-/ {
-	compatible = "toradex,colibri_imx6dl";
-};
+// Atmel MXT capacitive touch controller for 7" and 10.1" displays
+// orderable at Toradex. Compatible with a Capacitive Touch Adapter.
 
 &atmel_mxt_ts {
 	pinctrl-0 = <&pinctrl_atmel_adap>;
diff --git a/overlays/colibri-imx6_atmel-mxt-connector_overlay.dts b/overlays/colibri-imx6_atmel-mxt-connector_overlay.dts
deleted file mode 100644
index 9d42289..0000000
--- a/overlays/colibri-imx6_atmel-mxt-connector_overlay.dts
+++ /dev/null
@@ -1,25 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-/*
- * Copyright 2020-2021 Toradex
- */
-
-// Atmel MXT touchscreen for the 7inch and 10inch capacitive displays orderable at Toradex. Compatible with a Capacitive Touch Connector.
-
-/dts-v1/;
-/plugin/;
-
-/ {
-	compatible = "toradex,colibri_imx6dl";
-};
-
-&atmel_mxt_ts {
-	status = "okay";
-};
-
-&i2c3 {
-	status = "okay";
-};
-
-&weim {
-	status = "disabled";
-};
diff --git a/overlays/colibri-imx6_atmel-mxt-connector_overlay.dtsi b/overlays/colibri-imx6_atmel-mxt-connector_overlay.dtsi
new file mode 100644
index 0000000..1b72093
--- /dev/null
+++ b/overlays/colibri-imx6_atmel-mxt-connector_overlay.dtsi
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2022 Toradex
+ */
+
+// Atmel MXT capacitive touch controller for the 7" and 10.1" displays
+// orderable at Toradex. Compatible with a Capacitive Touch Connector.
+
+&atmel_mxt_ts {
+	status = "okay";
+};
+
+&i2c3 {
+	status = "okay";
+};
+
+&weim {
+	status = "disabled";
+};
diff --git a/overlays/colibri-imx6_panel-cap-touch-10inch-lvds_overlay.dts b/overlays/colibri-imx6_panel-cap-touch-10inch-lvds_overlay.dts
new file mode 100644
index 0000000..61f3ce2
--- /dev/null
+++ b/overlays/colibri-imx6_panel-cap-touch-10inch-lvds_overlay.dts
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6 and the
+// LVDS transceiver on the Iris v2.0A with a connected capacitive
+// touch 10.1" LVDS display.
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/dts-v1/;
+/plugin/;
+
+/ {
+        compatible = "toradex,colibri_imx6dl";
+};
+
+#include "colibri-imx6_atmel-mxt-adapter_overlay.dtsi"
+#include "colibri-imx6_parallel-rgb-lvds_overlay.dtsi"
+#include "display-dpi-lt170410_overlay.dtsi"
diff --git a/overlays/colibri-imx6_panel-cap-touch-7inch_adapter_overlay.dts b/overlays/colibri-imx6_panel-cap-touch-7inch_adapter_overlay.dts
new file mode 100644
index 0000000..530cac3
--- /dev/null
+++ b/overlays/colibri-imx6_panel-cap-touch-7inch_adapter_overlay.dts
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6 with a
+// connected capacitive touch 7" display, touch connected with
+// a separate adapter pcb.
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/dts-v1/;
+/plugin/;
+
+/ {
+        compatible = "toradex,colibri_imx6dl";
+};
+
+#include "colibri-imx6_atmel-mxt-adapter_overlay.dtsi"
+#include "colibri-imx6_parallel-rgb_overlay.dtsi"
+#include "display-lt161010_overlay.dtsi"
diff --git a/overlays/colibri-imx6_panel-cap-touch-7inch_overlay.dts b/overlays/colibri-imx6_panel-cap-touch-7inch_overlay.dts
new file mode 100644
index 0000000..175c64b
--- /dev/null
+++ b/overlays/colibri-imx6_panel-cap-touch-7inch_overlay.dts
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6 with a
+// connected capacitive touch 7" display, touch connected to a
+// dedicated connector e.g. as present on Iris v2.0A.
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/dts-v1/;
+/plugin/;
+
+/ {
+        compatible = "toradex,colibri_imx6dl";
+};
+
+#include "colibri-imx6_atmel-mxt-connector_overlay.dtsi"
+#include "colibri-imx6_parallel-rgb_overlay.dtsi"
+#include "display-lt161010_overlay.dtsi"
diff --git a/overlays/colibri-imx6_panel-res-touch-7inch_overlay.dts b/overlays/colibri-imx6_panel-res-touch-7inch_overlay.dts
new file mode 100644
index 0000000..3ef2652
--- /dev/null
+++ b/overlays/colibri-imx6_panel-res-touch-7inch_overlay.dts
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6 with a
+// connected resistive touch 7" display.
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/dts-v1/;
+/plugin/;
+
+/ {
+        compatible = "toradex,colibri_imx6dl";
+};
+
+#include "colibri-imx6_parallel-rgb_overlay.dtsi"
+#include "colibri-imx6_stmpe-ts_overlay.dtsi"
+#include "display-lt161010_overlay.dtsi"
diff --git a/overlays/colibri-imx6_parallel-rgb-lvds_overlay.dts b/overlays/colibri-imx6_parallel-rgb-lvds_overlay.dts
deleted file mode 100644
index 84e2e3d..0000000
--- a/overlays/colibri-imx6_parallel-rgb-lvds_overlay.dts
+++ /dev/null
@@ -1,65 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-/*
- * Copyright 2020-2021 Toradex
- */
-
-// Enable the parallel RGB interface on the Colibri iMX6DL and the
-// LVDS trasceiver on the Iris v2.0A.
-// Make sure to also select a valid display configuration.
-
-#include <dt-bindings/gpio/gpio.h>
-
-/dts-v1/;
-/plugin/;
-
-/ {
-        compatible = "toradex,colibri_imx6dl";
-};
-
-&backlight {
-	status = "okay";
-};
-
-/* Need to be disabled due to overlapped pins SODIMM_55, SODIMM_63 */
-&can1 {
-	status = "disabled";
-};
-
-&gpio1 {
-	/* This switches the LVDS transceiver to the single-channel
-	 * output mode.
-	 */
-	LVDS_MODE {
-		gpio-hog;
-		gpios = <7 GPIO_ACTIVE_HIGH>;
-		line-name = "LVDS_MODE";
-		output-high;
-	};
-
-	/* This turns the LVDS transceiver on */
-	LVDS_PWRDWN {
-		gpio-hog;
-		gpios = <12 GPIO_ACTIVE_HIGH>;
-		line-name = "LVDS_PWRDWN";
-		output-high;
-	};
-};
-
-&lcd_display {
-	status = "okay";
-};
-
-&panel_dpi {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_lvds_transceiver>;
-	status = "okay";
-};
-
-&pwm3 {
-	status = "okay";
-};
-
-/* Need to be disabled due to the overlapped pin SODIMM_99 */
-&weim {
-	status = "disabled";
-};
diff --git a/overlays/colibri-imx6_parallel-rgb-lvds_overlay.dtsi b/overlays/colibri-imx6_parallel-rgb-lvds_overlay.dtsi
new file mode 100644
index 0000000..0c7c26c
--- /dev/null
+++ b/overlays/colibri-imx6_parallel-rgb-lvds_overlay.dtsi
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6 and the
+// LVDS trasceiver on the Iris v2.0A.
+
+&backlight {
+	status = "okay";
+};
+
+/* Need to be disabled due to overlapped pins SODIMM_55, SODIMM_63 */
+&can1 {
+	status = "disabled";
+};
+
+&gpio1 {
+	/* This switches the LVDS transceiver to the single-channel
+	 * output mode.
+	 */
+	lvds-ch-mode {
+		gpio-hog;
+		gpios = <7 GPIO_ACTIVE_HIGH>; /* SODIMM 55 */
+		line-name = "LVDS_CH_MODE";
+		output-high;
+	};
+
+	/* This turns the LVDS transceiver on */
+	lvds-pwron {
+		gpio-hog;
+		gpios = <12 GPIO_ACTIVE_HIGH>; /* SODIMM 99 */
+		line-name = "LVDS_PWRON";
+		output-high;
+	};
+
+	/* This switches the LVDS transceiver to the 24-bit RGB mode */
+	lvds-rgb-mode {
+		gpio-hog;
+		gpios = <8 GPIO_ACTIVE_HIGH>; /* SODIMM 63 */
+		line-name = "LVDS_RGB_MODE";
+		output-low;
+	};
+};
+
+&gpio5 {
+	/* This switches the LVDS transceiver to VESA color mapping mode */
+	lvds-color-map {
+		gpio-hog;
+		gpios = <0 GPIO_ACTIVE_HIGH>; /* SODIMM 95 */
+		line-name = "LVDS_COLOR_MAP";
+		output-low;
+	};
+};
+
+&pinctrl_weim_gpio_5 {
+	/* PAD_EIM_WAIT pin used for LVDS */
+	fsl,pins = <>;
+};
+
+&lcd_display {
+	/* use the bus-format as specified from the panel */
+	interface-pix-fmt = "";
+	status = "okay";
+};
+
+&panel_dpi {
+	data-mapping = "bgr666";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_lvds_transceiver>;
+	status = "okay";
+};
+
+&pwm3 {
+	status = "okay";
+};
+
+/* Need to be disabled due to the overlapped pin SODIMM_99 */
+&weim {
+	status = "disabled";
+};
diff --git a/overlays/colibri-imx6_parallel-rgb_overlay.dts b/overlays/colibri-imx6_parallel-rgb_overlay.dts
deleted file mode 100644
index e09140f..0000000
--- a/overlays/colibri-imx6_parallel-rgb_overlay.dts
+++ /dev/null
@@ -1,29 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-/*
- * Copyright 2020-2021 Toradex
- */
-
-// Enable the parallel RGB interface on the Colibri iMX6DL. Make sure to also select a valid display configuration.
-
-/dts-v1/;
-/plugin/;
-
-/ {
-        compatible = "toradex,colibri_imx6dl";
-};
-
-&backlight {
-	status = "okay";
-};
-
-&lcd_display {
-	status = "okay";
-};
-
-&panel_dpi {
-	status = "okay";
-};
-
-&pwm3 {
-	status = "okay";
-};
diff --git a/overlays/colibri-imx6_parallel-rgb_overlay.dtsi b/overlays/colibri-imx6_parallel-rgb_overlay.dtsi
new file mode 100644
index 0000000..d760797
--- /dev/null
+++ b/overlays/colibri-imx6_parallel-rgb_overlay.dtsi
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6.
+
+&backlight {
+	status = "okay";
+};
+
+&lcd_display {
+	/* use the bus-format as specified from the panel */
+	interface-pix-fmt = "";
+	status = "okay";
+};
+
+&panel_dpi {
+	data-mapping = "bgr666";
+	status = "okay";
+};
+
+&pwm3 {
+	status = "okay";
+};
diff --git a/overlays/colibri-imx6_stmpe-ts_overlay.dts b/overlays/colibri-imx6_stmpe-ts_overlay.dts
deleted file mode 100644
index 23ad524..0000000
--- a/overlays/colibri-imx6_stmpe-ts_overlay.dts
+++ /dev/null
@@ -1,17 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-/*
- * Copyright 2020-2021 Toradex
- */
-
-// Resitive STMPE touchscreen touchscreen for the 7inch display orderable at Toradex.
-
-/dts-v1/;
-/plugin/;
-
-/ {
-	compatible = "toradex,colibri_imx6dl";
-};
-
-&stmpe_ts {
-	status = "okay";
-};
diff --git a/overlays/colibri-imx6_stmpe-ts_overlay.dtsi b/overlays/colibri-imx6_stmpe-ts_overlay.dtsi
new file mode 100644
index 0000000..f75fd83
--- /dev/null
+++ b/overlays/colibri-imx6_stmpe-ts_overlay.dtsi
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2022 Toradex
+ */
+
+// Resistive STMPE touch controller for the 7" display orderable
+// at Toradex.
+
+&stmpe_ts {
+	status = "okay";
+};
diff --git a/overlays/colibri-imx6_vga-640x480_overlay.dts b/overlays/colibri-imx6_vga-640x480_overlay.dts
new file mode 100644
index 0000000..ec3ae96
--- /dev/null
+++ b/overlays/colibri-imx6_vga-640x480_overlay.dts
@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+// Enable the parallel RGB interface on the Colibri iMX6 and the
+// video DAC providing analog RGB on the VGA connector.
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/dts-v1/;
+/plugin/;
+
+/ {
+        compatible = "toradex,colibri_imx6dl";
+};
+
+#include "colibri-imx6_parallel-rgb_overlay.dtsi"
+#include "display-vga-640x480_overlay.dtsi"
diff --git a/overlays/display-dpi-lt170410_overlay.dts b/overlays/display-dpi-lt170410_overlay.dts
deleted file mode 100644
index ee89c70..0000000
--- a/overlays/display-dpi-lt170410_overlay.dts
+++ /dev/null
@@ -1,45 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-/*
- * Copyright 2020-2021 Toradex
- */
-
-// LT170410 display (10inch) connected to DPI-LVDS converter with a resolution of 1280x800 pixel.
-// This display can be ordered at Toradex.
-
-/dts-v1/;
-/plugin/;
-
-/ {
-	compatible = "toradex,colibri_imx6dl",
-		     "toradex,colibri-imx7s",
-		     "toradex,colibri-imx7d",
-		     "toradex,colibri-imx6ull-emmc",
-		     "toradex,colibri-imx8x";
-};
-
-&{/panel-dpi} {
-	status = "okay";
-
-	data-mapping = "bgr666";
-
-	width-mm = <217>;
-	height-mm = <136>;
-
-	panel-timing {
-		clock-frequency = <68930000>;
-
-		hactive = <1280>;
-		hback-porch = <64>;
-		hfront-porch = <64>;
-		hsync-len = <40>;
-		vactive = <800>;
-		vback-porch = <5>;
-		vfront-porch = <5>;
-		vsync-len = <6>;
-
-		de-active = <1>;
-		hsync-active = <0>;
-		vsync-active = <0>;
-		pixelclk-active = <1>;
-	};
-};
diff --git a/overlays/display-lt170410_overlay.dts b/overlays/display-dpi-lt170410_overlay.dtsi
index d3bcb3f..62680bf 100644
--- a/overlays/display-lt170410_overlay.dts
+++ b/overlays/display-dpi-lt170410_overlay.dtsi
@@ -1,36 +1,30 @@
 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
 /*
- * Copyright 2020-2021 Toradex
+ * Copyright 2020-2022 Toradex
  */
 
-// LT170410 display (10inch) with a resolution of 1280x800 pixel. This display can be ordered at Toradex.
+// LT170410 panel with a resolution of 1280x800 pixel.
 
-/dts-v1/;
-/plugin/;
-
-/ {
-	compatible = "toradex,apalis_imx6q",
-		     "toradex,apalis-imx8",
-		     "toradex,apalis-imx8x";
-};
-
-&{/panel-lvds} {
+&panel_dpi {
+	compatible = "panel-dpi";
 	status = "okay";
 
-	data-mapping = "vesa-24";
 	width-mm = <217>;
 	height-mm = <136>;
 
 	panel-timing {
 		clock-frequency = <68930000>;
+
 		hactive = <1280>;
-		vactive = <800>;
 		hback-porch = <64>;
 		hfront-porch = <64>;
+		hsync-len = <40>;
+		vactive = <800>;
 		vback-porch = <5>;
 		vfront-porch = <5>;
-		hsync-len = <40>;
 		vsync-len = <6>;
+
+		de-active = <1>;
 		hsync-active = <0>;
 		vsync-active = <0>;
 		pixelclk-active = <0>;
diff --git a/overlays/display-lt161010_overlay.dts b/overlays/display-lt161010_overlay.dts
deleted file mode 100644
index 21c9068..0000000
--- a/overlays/display-lt161010_overlay.dts
+++ /dev/null
@@ -1,40 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-/*
- * Copyright 2020-2021 Toradex
- */
-
-// LT161010 display (7inch) with a resolution of 800x480 pixel. This display can be ordered at Toradex.
-
-/dts-v1/;
-/plugin/;
-
-/ {
-	compatible = "toradex,apalis_imx6q",
-		     "toradex,apalis-imx8x",
-		     "toradex,colibri_imx6dl",
-		     "toradex,colibri-imx6ull-emmc",
-		     "toradex,colibri-imx7d",
-		     "toradex,colibri-imx7s",
-		     "toradex,colibri-imx7d-emmc",
-		     "toradex,colibri-imx8x";
-};
-
-&{/panel-dpi} {
-	status = "okay";
-
-	width-mm = <154>;
-	height-mm = <86>;
-
-	panel-timing {
-		clock-frequency = <33230769>;
-		hactive = <800>;
-		vactive = <480>;
-		hsync-len = <128>;
-		hfront-porch = <40>;
-		hback-porch = <88>;
-		vsync-len = <1>;
-		vfront-porch = <10>;
-		vback-porch = <33>;
-		pixelclk-active = <1>;
-	};
-};
diff --git a/overlays/display-lt161010_overlay.dtsi b/overlays/display-lt161010_overlay.dtsi
new file mode 100644
index 0000000..63fb1b2
--- /dev/null
+++ b/overlays/display-lt161010_overlay.dtsi
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2022 Toradex
+ */
+
+// LT161010 panel with a resolution of 800x480 pixel.
+
+&panel_dpi {
+	compatible = "panel-dpi";
+	status = "okay";
+
+	width-mm = <154>;
+	height-mm = <86>;
+
+	panel-timing {
+		clock-frequency = <33230769>;
+		hactive = <800>;
+		vactive = <480>;
+		hsync-len = <128>;
+		hfront-porch = <40>;
+		hback-porch = <88>;
+		vsync-len = <1>;
+		vfront-porch = <10>;
+		vback-porch = <33>;
+		pixelclk-active = <1>;
+	};
+};
diff --git a/overlays/display-vga-640x480_overlay.dtsi b/overlays/display-vga-640x480_overlay.dtsi
new file mode 100644
index 0000000..4f4556e
--- /dev/null
+++ b/overlays/display-vga-640x480_overlay.dtsi
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2022 Toradex
+ */
+
+// VGA Signal 640x480@60Hz Industry standard timing
+
+&panel_dpi {
+	compatible = "panel-dpi";
+	status = "okay";
+
+	/* for 0.3mm pixels */
+	width-mm = <192>;
+	height-mm = <144>;
+
+	panel-timing {
+		clock-frequency = <25175000>;
+		hactive = <640>;
+		vactive = <480>;
+		hsync-len = <96>;
+		hfront-porch = <16>;
+		hback-porch = <48>;
+		vsync-len = <2>;
+		vfront-porch = <10>;
+		vback-porch = <33>;
+		hsync-active = <0>;
+		vsync-active = <0>;
+	 };
+};