[PATCH 5/8] ARM: dts: imx6ul: Add parallel display DT overlay for TQMa6ULx
From: Alexander Stein
Date: Fri Oct 02 2026 - 04:15:37 EST
Both displays are attached on X4 and differ only in display settings.
Note: Due to hardware wiring a 24-Bit bus-width has to be used.
Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
---
arch/arm/boot/dts/nxp/imx/Makefile | 4 ++
.../imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtso | 53 +++++++++++++++++++
.../imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtso | 53 +++++++++++++++++++
3 files changed, 110 insertions(+)
create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtso
create mode 100644 arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtso
diff --git a/arch/arm/boot/dts/nxp/imx/Makefile b/arch/arm/boot/dts/nxp/imx/Makefile
index 08d88adce2b7e..3d34af776a5bb 100644
--- a/arch/arm/boot/dts/nxp/imx/Makefile
+++ b/arch/arm/boot/dts/nxp/imx/Makefile
@@ -421,11 +421,15 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
imx6ulz-bsh-smm-m2.dtb
imx6ul-tqma6ul2-mba6ulx-lvds-tm070jvhg33-dtbs += imx6ul-tqma6ul2-mba6ulx.dtb imx6ul-tqma6ul2-mba6ulx-lvds-tm070jvhg33.dtbo
+imx6ul-tqma6ul2-mba6ulx-cdtech-dc44-dtbs += imx6ul-tqma6ul2-mba6ulx.dtb imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtbo
+imx6ul-tqma6ul2-mba6ulx-cdtech-fc21-dtbs += imx6ul-tqma6ul2-mba6ulx.dtb imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtbo
imx6ul-tqma6ul2l-mba6ulx-lvds-tm070jvhg33-dtbs += imx6ul-tqma6ul2-mba6ulx.dtb imx6ul-tqma6ul2-mba6ulx-lvds-tm070jvhg33.dtbo
imx6ull-tqma6ull2-mba6ulx-lvds-tm070jvhg33-dtbs += imx6ull-tqma6ull2-mba6ulx.dtb imx6ul-tqma6ul2-mba6ulx-lvds-tm070jvhg33.dtbo
imx6ull-tqma6ull2l-mba6ulx-lvds-tm070jvhg33-dtbs += imx6ull-tqma6ull2l-mba6ulx.dtb imx6ul-tqma6ul2-mba6ulx-lvds-tm070jvhg33.dtbo
dtb-$(CONFIG_SOC_IMX6UL) += imx6ul-tqma6ul2-mba6ulx-lvds-tm070jvhg33.dtb
+dtb-$(CONFIG_SOC_IMX6UL) += imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtb
+dtb-$(CONFIG_SOC_IMX6UL) += imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtb
dtb-$(CONFIG_SOC_IMX6UL) += imx6ul-tqma6ul2l-mba6ulx-lvds-tm070jvhg33.dtb
dtb-$(CONFIG_SOC_IMX6UL) += imx6ull-tqma6ull2-mba6ulx-lvds-tm070jvhg33.dtb
dtb-$(CONFIG_SOC_IMX6UL) += imx6ull-tqma6ull2l-mba6ulx-lvds-tm070jvhg33.dtb
diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtso b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtso
new file mode 100644
index 0000000000000..12bafa497067e
--- /dev/null
+++ b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-dc44.dtso
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2018-2026 TQ-Systems GmbH <linux@xxxxxxxxxxxxxxx>,
+ * D-82229 Seefeld, Germany.
+ * Author: Markus Niebel
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+&backlight {
+ pwms = <&pwm2 0 20000 0>;
+ brightness-levels = <0 2 4 8 16 32 64 128 255>;
+ default-brightness-level = <8>;
+ status = "okay";
+};
+
+&display {
+ compatible = "cdtech,s070swv29hg-dc44";
+ power-supply = <®_mba6ul_3v3>;
+ status = "okay";
+};
+
+&i2c4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen@38 {
+ compatible = "edt,edt-ft5406";
+ reg = <0x38>;
+ interrupt-parent = <&expander_in0>;
+ interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+ wake-gpios = <&expander_out0 1 GPIO_ACTIVE_HIGH>;
+ /* reset-gpios is controlled by stk reset */
+ gain = <20>;
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ iovcc-supply = <®_mba6ul_3v3>;
+ vcc-supply = <®_mba6ul_3v3>;
+ };
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&lcdif_out {
+ bus-width = <24>;
+};
diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtso b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtso
new file mode 100644
index 0000000000000..36a055d34c354
--- /dev/null
+++ b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul2-mba6ulx-cdtech-fc21.dtso
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
+/*
+ * Copyright 2018-2026 TQ-Systems GmbH <linux@xxxxxxxxxxxxxxx>,
+ * D-82229 Seefeld, Germany.
+ * Author: Markus Niebel
+ * Author: Alexander Stein
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+&backlight {
+ pwms = <&pwm2 0 20000 0>;
+ brightness-levels = <0 2 4 8 16 32 64 128 255>;
+ default-brightness-level = <8>;
+ status = "okay";
+};
+
+&display {
+ compatible = "cdtech,s070pws19hp-fc21";
+ power-supply = <®_mba6ul_3v3>;
+ status = "okay";
+};
+
+&i2c4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ touchscreen@38 {
+ compatible = "edt,edt-ft5406";
+ reg = <0x38>;
+ interrupt-parent = <&expander_in0>;
+ interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+ wake-gpios = <&expander_out0 1 GPIO_ACTIVE_HIGH>;
+ /* reset-gpios is controlled by stk reset */
+ gain = <20>;
+ touchscreen-size-x = <1024>;
+ touchscreen-size-y = <600>;
+ iovcc-supply = <®_mba6ul_3v3>;
+ vcc-supply = <®_mba6ul_3v3>;
+ };
+};
+
+&lcdif {
+ status = "okay";
+};
+
+&lcdif_out {
+ bus-width = <24>;
+};
--
2.55.0