From a05d5c206c91b17eb13ab9631d93e0a9b6fb92f8 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Tue, 8 Dec 2015 07:33:36 +0100 Subject: dts: update to v4.3-rc1 Signed-off-by: Sascha Hauer --- dts/Bindings/input/touchscreen/imx6ul_tsc.txt | 36 +++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 dts/Bindings/input/touchscreen/imx6ul_tsc.txt (limited to 'dts/Bindings/input/touchscreen/imx6ul_tsc.txt') diff --git a/dts/Bindings/input/touchscreen/imx6ul_tsc.txt b/dts/Bindings/input/touchscreen/imx6ul_tsc.txt new file mode 100644 index 0000000000..853dff96dd --- /dev/null +++ b/dts/Bindings/input/touchscreen/imx6ul_tsc.txt @@ -0,0 +1,36 @@ +* Freescale i.MX6UL Touch Controller + +Required properties: +- compatible: must be "fsl,imx6ul-tsc". +- reg: this touch controller address and the ADC2 address. +- interrupts: the interrupt of this touch controller and ADC2. +- clocks: the root clock of touch controller and ADC2. +- clock-names; must be "tsc" and "adc". +- xnur-gpio: the X- gpio this controller connect to. + This xnur-gpio returns to low once the finger leave the touch screen (The + last touch event the touch controller capture). + +Optional properties: +- measure-delay-time: the value of measure delay time. + Before X-axis or Y-axis measurement, the screen need some time before + even potential distribution ready. + This value depends on the touch screen. +- pre-charge-time: the touch screen need some time to precharge. + This value depends on the touch screen. + +Example: + tsc: tsc@02040000 { + compatible = "fsl,imx6ul-tsc"; + reg = <0x02040000 0x4000>, <0x0219c000 0x4000>; + interrupts = , + ; + clocks = <&clks IMX6UL_CLK_IPG>, + <&clks IMX6UL_CLK_ADC2>; + clock-names = "tsc", "adc"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_tsc>; + xnur-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>; + measure-delay-time = <0xfff>; + pre-charge-time = <0xffff>; + status = "okay"; + }; -- cgit v1.2.3