[PATCH 2/3] arm64: dts: imx8mm-tqma8mqml-mba8mx: Add LVDS overlay

Alexander Stein alexander.stein at ew.tq-group.com
Mon Aug 21 06:40:25 PDT 2023


This overlay enables the DSI-LVDS display chain and configures the
actual panel compatible.

Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
---
 arch/arm64/boot/dts/freescale/Makefile        |  4 ++
 .../imx8mm-tqma8mqml-mba8mx-lvds.dtso         | 43 +++++++++++++++++++
 2 files changed, 47 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx-lvds.dtso

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index a3e037e5bd8ae..c39ba0fd660f8 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -82,6 +82,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-nonwifi-yavia.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dahlia.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-yavia.dtb
+
+imx8mm-tqma8mqml-mba8mx-lvds-dtbs += imx8mm-tqma8mqml-mba8mx.dtb imx8mm-tqma8mqml-mba8mx-lvds.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-tqma8mqml-mba8mx-lvds.dtb
+
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-beacon-kit.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-bsh-smm-s2.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-bsh-smm-s2pro.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx-lvds.dtso b/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx-lvds.dtso
new file mode 100644
index 0000000000000..d7f0b9b80f0c4
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mm-tqma8mqml-mba8mx-lvds.dtso
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2022-23 TQ-Systems GmbH <linux at ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+	compatible = "tq,imx8mm-tqma8mqml-mba8mx", "tq,imx8mm-tqma8mqml", "fsl,imx8mm";
+};
+
+&backlight_lvds0 {
+	status = "okay";
+};
+
+&dsi_lvds_bridge {
+	status = "okay";
+};
+
+&expander0 {
+	dsi-mux-oe-hog {
+		gpio-hog;
+		gpios = <10 0>;
+		output-low;
+		line-name = "DSI_MUX_OE#";
+	};
+};
+
+&lcdif {
+	status = "okay";
+};
+
+&mipi_dsi {
+	status = "okay";
+};
+
+&panel0 {
+	compatible = "tianma,tm070jvhg33";
+	status = "okay";
+};
-- 
2.34.1




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