Thread (16 messages) 16 messages, 4 authors, 2023-01-26
STALE1227d
Revisions (3)
  1. v1 [diff vs current]
  2. v2 current
  3. v3 [diff vs current]

[PATCH v2 04/10] ARM: dts: ls1021a: add TQMLS1021A/MBLS102xA LVDS TM070JVHG33 overlay

From: Alexander Stein <hidden>
Date: 2023-01-20 13:35:10
Also in: linux-arm-kernel, linux-devicetree, linux-kbuild
Subsystem: arm and arm64 soc sub-architectures (common parts), the rest · Maintainers: Arnd Bergmann, Krzysztof Kozlowski, Alexandre Belloni, Linus Walleij, Linus Torvalds

Add device tree overlay for LVDS display usage.

Signed-off-by: Alexander Stein <redacted>
---
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 44b5ed44b13d6..e6943dc73a3fd 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@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@0 {
+			lvds_encoder_in: endpoint {
+				remote-endpoint = <&dcu_out>;
+			};
+		};
+
+		port@1 {
+			lvds_encoder_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
-- 
2.34.1
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