From: Dario Binacchi <dario.binacchi@amarulasolutions.com>
To: linux-kernel@vger.kernel.org
Cc: michael@amarulasolutions.com, linux-amarula@amarulasolutions.com,
Dario Binacchi <dario.binacchi@amarulasolutions.com>,
Conor Dooley <conor+dt@kernel.org>,
Fabio Estevam <festevam@gmail.com>, Frank Li <Frank.Li@nxp.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Rob Herring <robh@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH 5/5] arm64: dts: freescale: add Engicam C.TOUCH 2.0 LVDS display overlay
Date: Fri, 30 Oct 2026 17:35:44 +0100 [thread overview]
Message-ID: <20261030163547.2682583-6-dario.binacchi@amarulasolutions.com> (raw)
In-Reply-To: <20261030163547.2682583-1-dario.binacchi@amarulasolutions.com>
Add an overlay for the C.TOUCH 2.0 carrier board fitted with the
AM-1280800W8TZQW-T00H 10.1" 1280x800 LVDS panel (C.TOUCH 2.0 10.1"
Open Frame). Its touchscreen is connected over USB, so there is no
touchscreen node.
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
---
arch/arm64/boot/dts/freescale/Makefile | 7 +++
...ctouch2-overlay-am-1280800w8tzqw-t00h.dtso | 53 +++++++++++++++++++
2 files changed, 60 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp-ctouch2-overlay-am-1280800w8tzqw-t00h.dtso
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index bf324cdec879..a3dce3310fac 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -656,6 +656,13 @@ DTC_FLAGS_imx8mp-hummingboard-ripple := -@
dtb-$(CONFIG_ARCH_MXC) += imx8mp-hummingboard-ripple.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-edimm2.2.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-fe-ctouch2.dtb
+
+imx8mp-icore-mx8mp-fe-ctouch2-overlay-am-1280800w8tzqw-t00h-dtbs := \
+ imx8mp-icore-mx8mp-fe-ctouch2.dtb \
+ imx8mp-icore-mx8mp-ctouch2-overlay-am-1280800w8tzqw-t00h.dtbo
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-ctouch2-overlay-am-1280800w8tzqw-t00h.dtbo \
+ imx8mp-icore-mx8mp-fe-ctouch2-overlay-am-1280800w8tzqw-t00h.dtb
+
dtb-$(CONFIG_ARCH_MXC) += imx8mp-iota2-lumpy.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-kontron-bl-osm-s.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp-ctouch2-overlay-am-1280800w8tzqw-t00h.dtso b/arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp-ctouch2-overlay-am-1280800w8tzqw-t00h.dtso
new file mode 100644
index 000000000000..d5a5eb96101d
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-icore-mx8mp-ctouch2-overlay-am-1280800w8tzqw-t00h.dtso
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2026 Amarula Solutions, Dario Binacchi <dario.binacchi@amarulasolutions.com>
+ * Copyright (C) 2026 Engicam srl
+ *
+ * Ampire AM-1280800W8TZQW-T00H 10.1" 1280x800 LVDS panel. Its touchscreen
+ * controller is connected over USB.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/clock/imx8mp-clock.h>
+
+&{/} {
+ panel-lvds {
+ compatible = "ampire,am-1280800w8tzqw-t00h";
+ backlight = <&backlight>;
+ power-supply = <®_3v3>;
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <&ldb_lvds_ch0>;
+ };
+ };
+ };
+};
+
+&lcdif2 {
+ status = "okay";
+};
+
+&lvds_bridge {
+ assigned-clocks = <&clk IMX8MP_CLK_MEDIA_LDB>,
+ <&clk IMX8MP_VIDEO_PLL1>;
+ assigned-clock-parents = <&clk IMX8MP_VIDEO_PLL1_OUT>;
+ /* IMX8MP_VIDEO_PLL1 = IMX8MP_CLK_MEDIA_DISP2_PIX * 2 * 7 */
+ assigned-clock-rates = <0>, <1013600000>;
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@1 {
+ reg = <1>;
+
+ ldb_lvds_ch0: endpoint {
+ remote-endpoint = <&panel_in>;
+ };
+ };
+ };
+};
--
2.43.0
prev parent reply other threads:[~2026-10-30 16:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-30 16:35 [PATCH 0/5] arm64: support Engicam i.Core MX8M Plus FE C.TOUCH 2.0 board Dario Binacchi
2026-10-30 16:35 ` [PATCH 1/5] arm64: dts: imx8mp-icore-mx8mp: enable the watchdog Dario Binacchi
2026-10-30 16:35 ` [PATCH 3/5] arm64: dts: freescale: support Engicam i.Core MX8M Plus FE SoM Dario Binacchi
2026-10-30 16:35 ` [PATCH 4/5] arm64: dts: freescale: support Engicam i.Core MX8M Plus FE C.TOUCH 2.0 board Dario Binacchi
2026-10-30 16:35 ` Dario Binacchi [this message]
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