ARM: dts: imx6: RDU2: add eGalax touchscreen

This touchscreen is present instead of the RMI4 touch on some SKUs of
the RDU2. Keep it disabled by default, the bootloader will enable it
instead of the RMI4 touch when running on one of those units.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Tested-by: Chris Healy <cphealy@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
index ea2093ff04a3eb46e88a0db57e6a9567b7ad1ceb..2696746ed65e6640cfdf7e436b608af6706c4834 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
@@ -582,6 +582,17 @@
                };
        };
 
+       touchscreen@2a {
+               compatible = "eeti,egalax_ts";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_ts>;
+               reg = <0x2a>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
+               wakeup-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+               status = "disabled";
+       };
+
        hpa1: amp@60 {
                compatible = "ti,tpa6130a2";
                pinctrl-names = "default";