[PATCH v3 04/10] ARM: dts: ls1021a: add TQMLS1021A/MBLS102xA LVDS TM070JVHG33 overlay

Alexander Stein alexander.stein at ew.tq-group.com
Tue Jan 24 03:02:07 PST 2023


Add device tree overlay for LVDS display usage.

Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
---
Changes in v3:
* None

Changes in v2:
* None

 arch/arm/boot/dts/Makefile                    |  5 ++
 ...tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso | 56 +++++++++++++++++++
 2 files changed, 61 insertions(+)
 create mode 100644 arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 758b6f2f14e7d..626f7172c74e9 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -805,6 +805,11 @@ dtb-$(CONFIG_SOC_LS1021A) += \
 	ls1021a-tqmls1021a-mbls1021a.dtb \
 	ls1021a-tsn.dtb \
 	ls1021a-twr.dtb
+
+ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33-dtbs := ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtbo
+
+dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtb
+
 dtb-$(CONFIG_SOC_VF610) += \
 	vf500-colibri-eval-v3.dtb \
 	vf610-bk4.dtb \
diff --git a/arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso b/arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso
new file mode 100644
index 0000000000000..252ef982dd862
--- /dev/null
+++ b/arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR X11)
+/*
+ * Copyright 2018-2023 TQ-Systems GmbH <linux at ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Alexander Stein
+
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+&backlight_dcu {
+	status = "okay";
+};
+
+&dcu {
+	status = "okay";
+
+	port {
+
+		dcu_out: endpoint {
+			remote-endpoint = <&lvds_encoder_in>;
+		};
+	};
+};
+
+&display {
+	compatible = "tianma,tm070jvhg33";
+	status = "okay";
+
+	port {
+		panel_in: endpoint {
+			remote-endpoint = <&lvds_encoder_out>;
+		};
+	};
+};
+
+&lvds_encoder {
+	status = "okay";
+
+	ports {
+		port at 0 {
+			lvds_encoder_in: endpoint {
+				remote-endpoint = <&dcu_out>;
+			};
+		};
+
+		port at 1 {
+			lvds_encoder_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
-- 
2.34.1




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