aquila-am69: add DSI to 10inch LVDS panel overlay

Add Aquila DSI to 10inch capacitive touch LVDS panel
adapter overlay.

Related-to: ELB-5769

Signed-off-by: Parth Pancholi <parth.pancholi@toradex.com>

2 files changed, 159 insertions, 0 deletions

diff --git a/overlays/Makefile b/overlays/Makefile
index af8bdef..fe1d832 100644
--- a/overlays/Makefile
+++ b/overlays/Makefile
@@ -20,6 +20,7 @@ HOSTCC := gcc $(DTS_INCLUDES)
 PWD := $(shell pwd)
 
 dtb-y += aquila-am69_dsi-to-hdmi_overlay.dtbo
+dtb-y += aquila-am69_dsi-to-lvds_panel-cap-touch-10inch-lvds_overlay.dtbo
 dtb-y += verdin-am62_dsi-to-hdmi_overlay.dtbo
 dtb-y += verdin-am62_dsi-to-lvds_panel-cap-touch-10inch-lvds_overlay.dtbo
 dtb-y += verdin-am62_hmp_overlay.dtbo
diff --git a/overlays/aquila-am69_dsi-to-lvds_panel-cap-touch-10inch-lvds_overlay.dts b/overlays/aquila-am69_dsi-to-lvds_panel-cap-touch-10inch-lvds_overlay.dts
new file mode 100644
index 0000000..25df8b6
--- /dev/null
+++ b/overlays/aquila-am69_dsi-to-lvds_panel-cap-touch-10inch-lvds_overlay.dts
@@ -0,0 +1,158 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright 2024 Toradex
+ */
+
+// Toradex DSI to LVDS Adapter on Aquila DSI_1.
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/pwm/pwm.h>
+
+/ {
+	compatible = "toradex,aquila-am69";
+};
+
+&{/} {
+	backlight_dsi1_lvds: backlight-dsi1-lvds {
+		compatible = "pwm-backlight";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_19_dsi_1>;
+		brightness-levels = <0 45 63 88 119 158 203 255>;
+		default-brightness-level = <4>;
+		/* Aquila GPIO_19_DSI_1 (AQUILA B44) */
+		enable-gpios = <&main_gpio0 13 GPIO_ACTIVE_HIGH>;
+		/* Aquila PWM_3_DSI (AQUILA B46) */
+		pwms = <&main_ehrpwm5 0 6666667 PWM_POLARITY_INVERTED>;
+	};
+
+	panel-lvds {
+		compatible = "panel-lvds";
+		backlight = <&backlight_dsi1_lvds>;
+		data-mapping = "vesa-24";
+		height-mm = <136>;
+		width-mm = <217>;
+
+		panel-timing {
+			clock-frequency = <68900000 71100000 73400000>;
+			de-active = <1>;
+			hactive = <1280 1280 1280>;
+			hback-porch = <3 40 51>;
+			hfront-porch = <43 80 91>;
+			hsync-active = <0>;
+			hsync-len = <15 40 47>;
+			pixelclk-active = <1>; /* positive edge */
+			vactive = <800 800 800>;
+			vback-porch = <5 7 10>;
+			vfront-porch = <5 7 10>;
+			vsync-active = <0>;
+			vsync-len = <6 9 12>;
+		};
+
+		port {
+			panel_in_lvds: endpoint {
+				remote-endpoint = <&lvds_out_panel>;
+			};
+		};
+	};
+};
+
+&dphy_tx0 {
+	status = "okay";
+};
+
+&dsi0 {
+	status = "okay";
+};
+
+&dsi0_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	port@0 {
+		reg = <0>;
+
+		dsi0_out: endpoint {
+			remote-endpoint = <&dsi84_in>;
+		};
+	};
+
+	port@1 {
+		reg = <1>;
+
+		dsi0_in: endpoint {
+			remote-endpoint = <&dpi2_out>;
+		};
+	};
+};
+
+&dss_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	port@2 {
+		reg = <2>;
+
+		dpi2_out: endpoint {
+			remote-endpoint = <&dsi0_in>;
+		};
+	};
+};
+
+/* Aquila PWM_3_DSI */
+&main_ehrpwm5 {
+	status = "okay";
+};
+
+/* Aquila I2C_3_DSI1 */
+&main_i2c0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	status = "okay";
+
+	bridge@2c {
+		compatible = "ti,sn65dsi84";
+		reg = <0x2c>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_20_dsi_1>;
+		/* Aquila GPIO_20_DSI_1 (AQUILA B45) */
+		enable-gpios = <&main_gpio0 18 GPIO_ACTIVE_HIGH>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				dsi84_in: endpoint {
+					data-lanes = <1 2 3 4>;
+					remote-endpoint = <&dsi0_out>;
+				};
+			};
+
+			port@2 {
+				reg = <2>;
+
+				lvds_out_panel: endpoint {
+					remote-endpoint = <&panel_in_lvds>;
+				};
+			};
+		};
+	};
+
+	touch@4a {
+		compatible = "atmel,maxtouch";
+		reg = <0x4a>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_17_dsi_1>, <&pinctrl_gpio_18_dsi_1>;
+		/* Aquila GPIO_17_DSI_1 (TOUCH_INT#, AQUILA B42) */
+		interrupt-parent = <&main_gpio0>;
+		interrupts = <12 IRQ_TYPE_EDGE_FALLING>;
+		/* Aquila GPIO_18_DSI_1 (TOUCH_RESET#, AQUILA B43) */
+		reset-gpios = <&main_gpio0 31 GPIO_ACTIVE_LOW>;
+	};
+};