[PATCH 6/9] ARM: dts: ls1021a: add TQMLS1021A/MBLS102xA LVDS CDTECH DC44 overlay

Alexander Stein
2023-01-19T14:47:29Z

Add device tree overlay for LVDS display usage.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
arch/arm/boot/dts/Makefile | 2 +
...1021a-tqmls1021a-mbls1021a-cdtech-dc44.dts | 55 +++++++++++++++++++
2 files changed, 57 insertions(+)
create mode 100644 arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-cdtech-dc44.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index d5105e8179431..774cc57274e20 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -806,9 +806,11 @@ dtb-$(CONFIG_SOC_LS1021A) += \
ls1021a-tsn.dtb \
ls1021a-twr.dtb

+ls1021a-tqmls1021a-mbls1021a-cdtech-dc44-dtbs := ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-cdtech-dc44.dtbo
ls1021a-tqmls1021a-mbls1021a-hdmi-dtbs := ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-hdmi.dtbo
ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33-dtbs := ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtbo

+dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-cdtech-dc44.dtb
dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-hdmi.dtb
dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtb

diff --git a/arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-cdtech-dc44.dts b/arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-cdtech-dc44.dts
new file mode 100644
index 0000000000000..ddc71bc597295
--- /dev/null
+++ b/arch/arm/boot/dts/ls1021a-tqmls1021a-mbls1021a-cdtech-dc44.dts
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: (GPL-2.0-or-later OR X11)
+/*
+ * Copyright 2018-2023 TQ-Systems GmbH <linux@ew.tq-group.com>,
+ * D-82229 Seefeld, Germany.
+ * Author: Alexander Stein
+
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+&backlight_dcu {
+ status = "okay";
+};
+
+&dcu {
+ status = "okay";
+
+ port {
+ dcu_out: endpoint {
+ remote-endpoint = <&panel_in>;
+ };
+ };
+};
+
+&display {
+ compatible = "cdtech,s070swv29hg-dc44";
+ status = "okay";
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <&dcu_out>;
+ };
+ };
+};
+
+&i2c0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ polytouch: touchscreen@38 {
+ compatible = "edt,edt-ft5406";
+ reg = <0x38>;
+ interrupt-parent = <&pca9554_0>;
+ interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
+ /* LCD_PWR_EN -> TSC_WAKE */
+ wake-gpios = <&pca9554_1 4 GPIO_ACTIVE_HIGH>;
+ gain = <20>;
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ };
+};
--
2.34.1