GNU Linux-libre 4.19.286-gnu1
[releases.git] / Documentation / devicetree / bindings / input / touchscreen / sis_i2c.txt
1 * SiS I2C Multiple Touch Controller
2
3 Required properties:
4 - compatible: must be "sis,9200-ts"
5 - reg: i2c slave address
6 - interrupts: touch controller interrupt (see interrupt
7   binding [0])
8
9 Optional properties:
10 - pinctrl-names: should be "default" (see pinctrl binding [1]).
11 - pinctrl-0: a phandle pointing to the pin settings for the
12   device (see pinctrl binding [1]).
13 - attn-gpios: the gpio pin used as attention line
14 - reset-gpios: the gpio pin used to reset the controller
15 - wakeup-source: touchscreen can be used as a wakeup source
16
17 [0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
18 [1]: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
19
20 Example:
21
22         sis9255@5c  {
23                 compatible = "sis,9200-ts";
24                 reg = <0x5c>;
25                 pinctrl-names = "default";
26                 pinctrl-0 = <&pinctrl_sis>;
27                 interrupt-parent = <&gpio3>;
28                 interrupts = <19 IRQ_TYPE_EDGE_FALLING>;
29                 irq-gpios = <&gpio3 19 GPIO_ACTIVE_LOW>;
30                 reset-gpios = <&gpio2 30 GPIO_ACTIVE_LOW>;
31         };