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From:   Oleksij Rempel <o.rempel@pengutronix.de>
To:     Mark Rutland <mark.rutland@arm.com>,
        Rob Herring <robh+dt@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Shawn Guo <shawnguo@kernel.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>
Cc:     Oleksij Rempel <o.rempel@pengutronix.de>,
        Robin van der Gracht <robin@protonic.nl>,
        devicetree@vger.kernel.org, Fabio Estevam <festevam@gmail.com>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        NXP Linux Team <linux-imx@nxp.com>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        David Jander <david@protonic.nl>,
        dri-devel@lists.freedesktop.org
Subject: [PATCH v2 4/7] ARM: dts: imx6dl-prtvt7: add TSC2046 touchscreen node
Date:   Thu, 21 Jan 2021 07:11:38 +0100
Message-Id: <20210121061141.23062-5-o.rempel@pengutronix.de>
In-Reply-To: <20210121061141.23062-1-o.rempel@pengutronix.de>
References: <20210121061141.23062-1-o.rempel@pengutronix.de>
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Add touchscreen support to the Protonic VT7 board.

Co-Developed-by: Robin van der Gracht <robin@protonic.nl>
Signed-off-by: Robin van der Gracht <robin@protonic.nl>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 arch/arm/boot/dts/imx6dl-prtvt7.dts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm/boot/dts/imx6dl-prtvt7.dts b/arch/arm/boot/dts/imx6dl-prtvt7.dts
index d9cb1e41cc10..836026a0e219 100644
--- a/arch/arm/boot/dts/imx6dl-prtvt7.dts
+++ b/arch/arm/boot/dts/imx6dl-prtvt7.dts
@@ -266,6 +266,21 @@ &ecspi2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_ecspi2>;
 	status = "okay";
+
+	touchscreen@0 {
+		compatible = "ti,tsc2046";
+		reg = <0>;
+		pinctrl-0 = <&pinctrl_tsc>;
+		pinctrl-names ="default";
+		spi-max-frequency = <100000>;
+		interrupts-extended = <&gpio3 20 IRQ_TYPE_EDGE_FALLING>;
+		pendown-gpio = <&gpio3 20 GPIO_ACTIVE_LOW>;
+		touchscreen-max-pressure = <4095>;
+		ti,vref-delay-usecs = /bits/ 16 <100>;
+		ti,x-plate-ohms = /bits/ 16 <800>;
+		ti,y-plate-ohms = /bits/ 16 <300>;
+		wakeup-source;
+	};
 };
 
 &i2c1 {
-- 
2.30.0