[PATCH 1/1] arm64: dts: freescale: imx8mm-verdin: Add Toradex DSI to LVDS adapter with the 10.1" V2 display
Leonardo Costa
leoreis.costa at gmail.com
Fri Jul 24 10:56:34 PDT 2026
From: Leonardo Costa <leonardo.costa at toradex.com>
Add a device tree overlay for the Toradex DSI to LVDS Adapter with the
Toradex Capacitive Touch Display 10.1" LVDS V2. The adapter connects to the
Verdin DSI_1 interface. It is based on the Texas Instruments SN65DSI84
DSI-to-LVDS bridge and drives an Opto Logic SCX1001511GGC49 10.1" WXGA TFT
LCD LVDS panel. Touch input is provided by an ILITEK ILI251x capacitive
touch controller.
Link: https://developer.toradex.com/hardware/accessories/add-ons/dsi-lvds-adapter
Link: https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-101inch-lvds
Signed-off-by: Leonardo Costa <leonardo.costa at toradex.com>
---
arch/arm64/boot/dts/freescale/Makefile | 4 +
...dsi-to-lvds-v2-panel-cap-touch-10inch.dtso | 133 ++++++++++++++++++
2 files changed, 137 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtso
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index fbbaf9478ec59..201460ee5669e 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -180,6 +180,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw7904.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-dev-nau8822-btl.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-dsi-to-hdmi.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-nonwifi-dahlia-dsi-to-hdmi.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-nonwifi-dahlia-panel-cap-touch-10inch-dsi.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-nonwifi-dahlia.dtb
@@ -200,6 +201,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dahlia-panel-cap-touch-10inch-dsi.d
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dahlia.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev-dsi-to-hdmi.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev-dsi-to-lvds-v2-panel-cap-touch-10inch.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev-nau8822-btl.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev-ov5640-24mhz.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mm-verdin-wifi-dev-ov5640.dtb
@@ -223,6 +225,8 @@ imx8mm-verdin-wifi-dahlia-panel-cap-touch-10inch-dsi-dtbs := imx8mm-verdin-wifi-
imx8mm-verdin-wifi-dev-dsi-to-hdmi-dtbs := imx8mm-verdin-wifi-dev.dtb imx8mm-verdin-dsi-to-hdmi.dtbo
imx8mm-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch-dtbs := imx8mm-verdin-wifi-dev.dtb \
imx8mm-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo
+imx8mm-verdin-wifi-dev-dsi-to-lvds-v2-panel-cap-touch-10inch-dtbs := imx8mm-verdin-wifi-dev.dtb \
+ imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtbo
imx8mm-verdin-wifi-dev-nau8822-btl-dtbs := imx8mm-verdin-wifi-dev.dtb imx8mm-verdin-dev-nau8822-btl.dtbo
imx8mm-verdin-wifi-dev-ov5640-24mhz-dtbs := imx8mm-verdin-wifi-dev.dtb imx8mm-verdin-ov5640-24mhz.dtbo
imx8mm-verdin-wifi-dev-ov5640-dtbs := imx8mm-verdin-wifi-dev.dtb imx8mm-verdin-ov5640.dtbo
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtso b/arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtso
new file mode 100644
index 0000000000000..db8c9d53763dd
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtso
@@ -0,0 +1,133 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (c) Toradex
+ *
+ * Toradex DSI to LVDS Adapter on Verdin DSI_1 with Capacitive Touch Display
+ * 10.1" V2 Used on Dahlia (X17) and Development Board (X48) that expose DSI_1
+ * via a Samtec LSS-130 connector.
+ *
+ * https://developer.toradex.com/hardware/accessories/displays/capacitive-touch-display-101inch-lvds
+ * https://www.toradex.com/accessories/capacitive-touch-display-10.1-inch-lvds
+ * https://developer.toradex.com/hardware/accessories/add-ons/dsi-lvds-adapter
+ * https://www.toradex.com/accessories/verdin-dsi-to-lvds-adapter
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+&{/} {
+ backlight_pwm3: backlight-pwm3 {
+ compatible = "pwm-backlight";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2s_2_d_out_dsi_1_bkl_en>;
+ brightness-levels = <0 45 63 88 119 158 203 255>;
+ default-brightness-level = <4>;
+ /* Verdin I2S_2_D_OUT (SODIMM 46) - DSI_1_BKL_EN_LVDS */
+ enable-gpios = <&gpio3 24 GPIO_ACTIVE_HIGH>;
+ power-supply = <®_3p3v>;
+ /* Verdin PWM_3_DSI (SODIMM 19) - PWM_3_DSI_LVDS */
+ pwms = <&pwm1 0 6666667 0>;
+ };
+
+ panel-lvds-bridge {
+ compatible = "optologic,scx1001511ggc49", "panel-lvds";
+ backlight = <&backlight_pwm3>;
+ data-mapping = "vesa-24";
+ power-supply = <®_dsi_lvds>;
+ height-mm = <136>;
+ width-mm = <217>;
+
+ panel-timing {
+ clock-frequency = <70000000>;
+ hactive = <1280>;
+ hback-porch = <55>;
+ hfront-porch = <55>;
+ hsync-len = <45>;
+ vactive = <800>;
+ vback-porch = <5>;
+ vfront-porch = <5>;
+ vsync-len = <3>;
+ de-active = <1>;
+ hsync-active = <0>;
+ vsync-active = <0>;
+ pixelclk-active = <0>;
+ };
+
+ port {
+ panel_lvds_bridge_in: endpoint {
+ remote-endpoint = <&dsi_lvds_bridge_out>;
+ };
+ };
+ };
+
+ reg_dsi_lvds: regulator-dsi-lvds {
+ compatible = "regulator-fixed";
+ /* Verdin CTRL_SLEEP_MOCI# (SODIMM 256) */
+ gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-boot-on;
+ regulator-name = "DSI_1_PWR_EN";
+ };
+};
+
+&i2c4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen at 41 {
+ compatible = "ilitek,ili251x";
+ reg = <0x41>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_9_dsi>, <&pinctrl_i2s_2_bclk_touch_reset>;
+ /* Verdin GPIO_9_DSI (SODIMM 17) - TOUCH_INT# */
+ interrupt-parent = <&gpio3>;
+ interrupts = <15 IRQ_TYPE_EDGE_RISING>;
+ /* Verdin I2S_2_BCLK (SODIMM 42) - TOUCH_RESET# */
+ reset-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&lvds_ti_sn65dsi84 {
+ vcc-supply = <®_dsi_lvds>;
+
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port at 0 {
+ reg = <0>;
+
+ dsi_lvds_bridge_in: endpoint {
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&mipi_dsi_out>;
+ };
+ };
+
+ port at 2 {
+ reg = <2>;
+
+ dsi_lvds_bridge_out: endpoint {
+ remote-endpoint = <&panel_lvds_bridge_in>;
+ };
+ };
+ };
+};
+
+&mipi_dsi {
+ samsung,esc-clock-frequency = <16000000>;
+
+ status = "okay";
+};
+
+&mipi_dsi_out {
+ remote-endpoint = <&dsi_lvds_bridge_in>;
+};
More information about the linux-arm-kernel
mailing list