From 9eef40748bb1adb3cda363bf33211535a85ae24a Mon Sep 17 00:00:00 2001
From: Philippe Schenker <philippe.schenker@toradex.com>
Date: Wed, 14 Jul 2021 17:00:47 +0200
Subject: verdin-imx8mp: add overlay to show how to enable dual-channel lvds

Related-to: ELB-4034
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
---
 overlays/Makefile                                  |  1 +
 ...-imx8mp_mezzanine-lvds-dual-channel_overlay.dts | 72 ++++++++++++++++++++++
 2 files changed, 73 insertions(+)
 create mode 100644 overlays/verdin-imx8mp_mezzanine-lvds-dual-channel_overlay.dts

diff --git a/overlays/Makefile b/overlays/Makefile
index 3ad4302..8bb8cf9 100644
--- a/overlays/Makefile
+++ b/overlays/Makefile
@@ -88,6 +88,7 @@ dtb-y += verdin-imx8mm_sn65dsi84-lt170410_overlay.dtbo
 dtb-y += verdin-imx8mm_sn65dsi84_overlay.dtbo
 dtb-y += verdin-imx8mp_lt8912_overlay.dtbo
 dtb-y += verdin-imx8mp_mezzanine-lvds-single-channel_overlay.dtbo
+dtb-y += verdin-imx8mp_mezzanine-lvds-dual-channel_overlay.dtbo
 dtb-y += verdin-imx8mp_mezzanine-touch-atmel-mxt_overlay.dtbo
 dtb-y += verdin-imx8mp_native-hdmi_overlay.dtbo
 dtb-y += verdin-imx8mp_ov5640_overlay.dtbo
diff --git a/overlays/verdin-imx8mp_mezzanine-lvds-dual-channel_overlay.dts b/overlays/verdin-imx8mp_mezzanine-lvds-dual-channel_overlay.dts
new file mode 100644
index 0000000..5f56187
--- /dev/null
+++ b/overlays/verdin-imx8mp_mezzanine-lvds-dual-channel_overlay.dts
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2020-2021 Toradex
+ */
+
+// Verdin iMX8M Plus Mezzanine dual-channel LVDS
+
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "toradex,verdin-imx8mp";
+};
+
+&backlight_mezzanine {
+	status = "okay";
+};
+
+&gpu_2d {
+	status = "okay";
+};
+
+&gpu_3d {
+	status = "okay";
+};
+
+&lcdif2 {
+	status = "okay";
+};
+
+&ldb {
+	fsl,dual-channel;
+	status = "okay";
+};
+
+&lvds_channel0 {
+	fsl,data-mapping = "jeida";
+};
+
+&ldb_phy {
+	status = "okay";
+};
+
+&mix_gpu_ml {
+	status = "okay";
+};
+
+&ml_vipsi {
+	status = "okay";
+};
+
+&panel_lvds {
+	backlight = <&backlight_mezzanine>;
+	status = "okay";
+
+	panel-timing {
+		clock-frequency = <148500000>;
+		hactive = <1920>;
+		hback-porch = <148>;
+		hfront-porch = <88>;
+		hsync-len = <44>;
+		vactive = <1080>;
+		vback-porch = <36>;
+		vfront-porch = <4>;
+		vsync-len = <5>;
+		pixelclk-active = <0>;
+	};
+};
+
+&pwm2 {
+	status = "okay";
+};
\ No newline at end of file
-- 
cgit v1.2.3