arm64: dts: imx8mq-tqma8mq-mba8mx: Add LVDS overlay

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

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 57eead254016d022966006797d822b71551a5074..cb895dda3dfdde5109d051697bdff3c74df2be59 100644 (file)
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -140,6 +140,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mq-pico-pi.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-thor96.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-rmb3.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-zest.dtb
+
+imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33-dtbs += imx8mq-tqma8mq-mba8mx.dtb imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33.dtb
+
 dtb-$(CONFIG_ARCH_MXC) += imx8qm-apalis-eval.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8qm-apalis-ixora-v1.1.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8qm-apalis-v1.1-eval.dtb

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33.dtso b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33.dtso
new file mode 100644 (file)
index 0000000..306977d
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq-mba8mx-lvds-tm070jvhg33.dtso
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2019-2023 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+&{/} {
+       compatible = "tq,imx8mq-tqma8mq-mba8mx", "tq,imx8mq-tqma8mq", "fsl,imx8mq";
+};
+
+&backlight_lvds {
+       status = "okay";
+};
+
+&dphy {
+       status = "okay";
+};
+
+&dsi_lvds_bridge {
+       status = "okay";
+};
+
+&expander0 {
+       dsi-mux-oe-hog {
+               gpio-hog;
+               gpios = <10 GPIO_ACTIVE_LOW>;
+               output-high;
+               line-name = "DSI_MUX_OE#";
+       };
+};
+
+&lcdif {
+       status = "okay";
+};
+
+&mipi_dsi {
+       status = "okay";
+};
+
+&panel {
+       compatible = "tianma,tm070jvhg33";
+       status = "okay";
+};