[PATCH v5 8/8] arm64: dts: freescale: Add the BOE av123z7m-n17 variant of the Moduline Display

From: Maud Spierings via B4 Relay
Date: Tue Apr 15 2025 - 02:55:48 EST


From: Maud Spierings <maudspierings@xxxxxxxxxxxxxx>

Add the BOE av123z7m-n17 variant of the Moduline Display, this variant
comes with a 12.3" 1920x720 display.

Reviewed-by: Frank Li <Frank.Li@xxxxxxx>
Signed-off-by: Maud Spierings <maudspierings@xxxxxxxxxxxxxx>

---
Currently the backlight driver is not available, this will be upstreamed
in a future patch series. It is a Maxim max25014atg.
---
arch/arm64/boot/dts/freescale/Makefile | 3 +
...x8p-ml81-moduline-display-106-av123z7m-n17.dtso | 139 +++++++++++++++++++++
2 files changed, 142 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index ca3255aa9e18187b33d54c836992aca5dd5d0465..c821f9eda332abd1db1867dab196c09929316728 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -217,7 +217,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-tqma8mpql-mba8mp-ras314.dtb

imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10-dtbs += imx8mp-tx8p-ml81-moduline-display-106.dtb \
imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtbo
+imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17-dtbs += imx8mp-tx8p-ml81-moduline-display-106.dtb \
+ imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx8mp-tx8p-ml81-moduline-display-106-av101hdt-a10.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17.dtb

dtb-$(CONFIG_ARCH_MXC) += imx8mp-var-som-symphony.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw71xx-2x.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17.dtso b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17.dtso
new file mode 100644
index 0000000000000000000000000000000000000000..c723d13b95a61fa5ff0e41516f8a053f9d0b7768
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17.dtso
@@ -0,0 +1,139 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2025 GOcontroll B.V.
+ * Author: Maud Spierings <maudspierings@xxxxxxxxxxxxxx>
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+
+#include "imx8mp-pinfunc.h"
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+ model = "GOcontroll Moduline Display with BOE av123z7m-n17 display";
+
+ panel {
+ compatible = "boe,av123z7m-n17";
+ enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
+ pinctrl-0 = <&pinctrl_panel>;
+ pinctrl-names = "default";
+ power-supply = <&reg_3v3_per>;
+ reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dual-lvds-odd-pixels;
+
+ panel_in0: endpoint {
+ remote-endpoint = <&lvds1_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dual-lvds-even-pixels;
+
+ panel_in1: endpoint {
+ remote-endpoint = <&lvds0_out>;
+ };
+ };
+ };
+ };
+};
+
+&i2c4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* sn65dsi85 */
+ bridge@2d {
+ compatible = "ti,sn65dsi84";
+ reg = <0x2d>;
+ enable-gpios = <&gpio4 14 GPIO_ACTIVE_HIGH>;
+ pinctrl-0 = <&pinctrl_lvds_bridge>;
+ pinctrl-names = "default";
+ vcc-supply = <&reg_1v8_per>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ dsi_lvds_bridge_in: endpoint {
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&mipi_dsi_out>;
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+
+ lvds0_out: endpoint {
+ remote-endpoint = <&panel_in1>;
+ };
+ };
+
+ port@3 {
+ reg = <3>;
+
+ lvds1_out: endpoint {
+ remote-endpoint = <&panel_in0>;
+ };
+ };
+ };
+ };
+
+ /* max25014 @ 0x6f */
+};
+
+&iomuxc {
+ pinctrl_lvds_bridge: lvdsbridgegrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14
+ MX8MP_DSE_X1
+ >;
+ };
+
+ pinctrl_panel: panelgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO07__GPIO1_IO07
+ MX8MP_DSE_X1
+ MX8MP_IOMUXC_GPIO1_IO09__GPIO1_IO09
+ MX8MP_DSE_X1
+ >;
+ };
+};
+
+&lcdif1 {
+ status = "okay";
+};
+
+&mipi_dsi {
+ /*
+ * burst has to be at least 2x dsi clock that the sn65dsi85 expects
+ * display pixelclock * bpp / lanes / 2 = dsi clock
+ * 88.000.000 * 24 / 4 / 2 = 264.000.000
+ * range gets rounded up to 265.000.000 - 270.000.000
+ * 267.500.000 * 2 = 535.000.000
+ */
+ samsung,burst-clock-frequency = <535000000>;
+ samsung,esc-clock-frequency = <12000000>;
+ status = "okay";
+
+ ports {
+ port@1 {
+ mipi_dsi_out: endpoint {
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = < &dsi_lvds_bridge_in>;
+ };
+ };
+ };
+};

--
2.49.0