[PATCH 1/1] arm64: dts: freescale: Add dual-channel LVDS overlay for TQMa8MPxL
Alexander Stein
alexander.stein at ew.tq-group.com
Fri Oct 20 06:07:55 PDT 2023
This adds an overlay for the supported LVDS display AUO G133HAN01.
Configure the video PLL frequency to exactly match typical pixel clock of
141.200 MHz.
Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
---
arch/arm64/boot/dts/freescale/Makefile | 2 +
...8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtso | 77 +++++++++++++++++++
2 files changed, 79 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtso
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index a9ccc3b042e5..95a46872b468 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -129,7 +129,9 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-wifi-dev.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-wifi-yavia.dtb
imx8mp-tqma8mpql-mba8mpxl-lvds-dtbs += imx8mp-tqma8mpql-mba8mpxl.dtb imx8mp-tqma8mpql-mba8mpxl-lvds.dtbo
+imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01-dtbs += imx8mp-tqma8mpql-mba8mpxl.dtb imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx8mp-tqma8mpql-mba8mpxl-lvds.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-hummingboard-pulse.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtso b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtso
new file mode 100644
index 000000000000..5058cd9409c7
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl-lvds-g133han01.dtso
@@ -0,0 +1,77 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright (c) 2023 TQ-Systems GmbH <linux at ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/imx8mp-clock.h>
+
+&{/} {
+ compatible = "tq,imx8mp-tqma8mpql-mba8mpxl", "tq,imx8mp-tqma8mpql", "fsl,imx8mp";
+};
+
+&backlight_lvds {
+ status = "okay";
+};
+
+&display {
+ compatible = "auo,g133han01";
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port at 0 {
+ reg = <0>;
+ dual-lvds-odd-pixels;
+
+ panel_in_lvds0: endpoint {
+ remote-endpoint = <&ldb_lvds_ch0>;
+ };
+ };
+
+ port at 1 {
+ reg = <1>;
+ dual-lvds-even-pixels;
+
+ panel_in_lvds1: endpoint {
+ remote-endpoint = <&ldb_lvds_ch1>;
+ };
+ };
+ };
+};
+
+&lcdif2 {
+ status = "okay";
+};
+
+&lvds_bridge {
+ assigned-clocks = <&clk IMX8MP_CLK_MEDIA_LDB>,
+ <&clk IMX8MP_VIDEO_PLL1>;
+ assigned-clock-parents = <&clk IMX8MP_VIDEO_PLL1_OUT>;
+ assigned-clock-rates = <0>, <988400000>;
+ status = "okay";
+
+ ports {
+ port at 1 {
+ ldb_lvds_ch0: endpoint {
+ remote-endpoint = <&panel_in_lvds0>;
+ };
+ };
+
+ port at 2 {
+ ldb_lvds_ch1: endpoint {
+ remote-endpoint = <&panel_in_lvds1>;
+ };
+ };
+ };
+};
+
+&pwm2 {
+ status = "okay";
+};
--
2.34.1
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