From: Heiko Stuebner <heiko.stuebner@xxxxxx>
The Edison tablet uses a Focaltech touchscreen, with one speciality
that the touchscreen resolution doesn't match the display resolution
(1024x768 vs. 1280x600) which userspace will have to compensate for.
Signed-off-by: Heiko Stuebner <heiko.stuebner@xxxxxx>
---
arch/arm/boot/dts/rk3188-bqedison2qc.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm/boot/dts/rk3188-bqedison2qc.dts b/arch/arm/boot/dts/rk3188-bqedison2qc.dts
index a7477a09fbe8..3685568f999f 100644
--- a/arch/arm/boot/dts/rk3188-bqedison2qc.dts
+++ b/arch/arm/boot/dts/rk3188-bqedison2qc.dts
@@ -408,6 +408,21 @@
&i2c2 {
clock-frequency = <400000>;
status = "okay";
+
+ ft5606: touchscreen@3e {
+ compatible = "edt,edt-ft5506";
+ reg = <0x3e>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <RK_PB7 IRQ_TYPE_EDGE_FALLING>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&tp_int &tp_rst>;
+ reset-gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_LOW>;
+ touchscreen-inverted-y;
+ /* hw ts resolution does not match display */
+ touchscreen-size-y = <1024>;
+ touchscreen-size-x = <768>;
+ touchscreen-swapped-x-y;
+ };
};
&i2c3 {
--
2.19.2
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/linux-rockchip
