[PATCH 4/7] ARM: dts: ls1021a-tqmals1021a: Add LVDS overlay for Tianma TM070JVGH33

[Alexander Stein]

This adds an overlay for the supported LVDS display tianma tm070jvhg33.
The on-board RGB-to-LVDS encoder and DCU graphics chain are configured
accordingly. Add the missing power supply as well.

Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
---
 arch/arm/boot/dts/nxp/ls/Makefile             |  2 +
 ...tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso | 47 +++++++++++++++++++
 .../nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts   |  1 +
 3 files changed, 50 insertions(+)
 create mode 100644 arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso

diff --git a/arch/arm/boot/dts/nxp/ls/Makefile b/arch/arm/boot/dts/nxp/ls/Makefile
index 225a7665b8ad1..7f96de6f80224 100644
--- a/arch/arm/boot/dts/nxp/ls/Makefile
+++ b/arch/arm/boot/dts/nxp/ls/Makefile
@@ -8,4 +8,6 @@ dtb-$(CONFIG_SOC_LS1021A) += \
 	ls1021a-twr.dtb
 
 ls1021a-tqmls1021a-mbls1021a-hdmi-dtbs += ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-hdmi.dtbo
+ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33-dtbs += ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtbo
 dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-hdmi.dtb
+dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtb
diff --git a/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso
new file mode 100644
index 0000000000000..e9708f3c67403
--- /dev/null
+++ b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2013-2014 Freescale Semiconductor, Inc.
+ * Copyright 2018-2025 TQ-Systems GmbH <linux@xxxxxxxxxxxxxxx>,
+ * D-82229 Seefeld, Germany.
+ * Author: Alexander Stein
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+
+/dts-v1/;
+/plugin/;
+
+&backlight_dcu {
+	status = "okay";
+};
+
+&dcu {
+	status = "okay";
+
+	port {
+		dcu_out: endpoint {
+			remote-endpoint = <&lvds_encoder_in>;
+		};
+	};
+};
+
+&display {
+	compatible = "tianma,tm070jvhg33";
+	status = "okay";
+};
+
+&lvds_encoder {
+	status = "okay";
+};
+
+&lvds_encoder_in {
+	remote-endpoint = <&dcu_out>;
+};
+
+&lvds_encoder_out {
+	remote-endpoint = <&panel_in>;
+};
+
+&panel_in {
+	remote-endpoint = <&lvds_encoder_out>;
+};
diff --git a/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts
index 27a55fa638128..80dae0c09542d 100644
--- a/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts
+++ b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts
@@ -147,6 +147,7 @@ hdmi_in: endpoint {
 	display: panel {
 		backlight = <&backlight_dcu>;
 		enable-gpios = <&pca9554_1 3 GPIO_ACTIVE_HIGH>;
+		power-supply = <&reg_3p3v>;
 		status = "disabled";
 
 		port {
-- 
2.43.0