# RE: \[RESEND PATCH 1/2\] dt-bindings: input: touchscreen: ilitek\_ts\_i2c: Add bindings

- From: Joe Hung (洪銘陽) \<hidden\>
- Date: 2021-02-17 06:40:31 
- List: linux-input
- Page: https://ratatoskr.run/linux-input/2021/02/8188888
- Thread: https://ratatoskr.run/linux-devicetree/2021/02/8188579/t.md

```text
Hi Rob,

Thank you for your review; agreed on all comments.
Should address your feedback in v2.

On Thu, Feb 04, 2021 at 08:39:01PM +0800, Joe Hung wrote:
> Add binding documentation for ILITEK touch devices.

Bindings are in DT schema format now. Please convert.

> 
> Signed-off-by: Joe Hung <redacted>
> ---
>  .../input/touchscreen/ilitek_ts_i2c.txt       | 23 +++++++++++++++++++
>  1 file changed, 23 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt
> 
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt
> new file mode 100644
> index 000000000000..eb90d3bd7ee7
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.txt
> @@ -0,0 +1,23 @@
> +Ilitek I2C 23XX/25XX/Lego Series Touch ICs
> +
> +Required properties:
> +- compatible		: Must be equal to one of following:
> +			  "ilitek,ili2520"
> +			  "ilitek,ili2510"
> +- reg			: I2C slave address for touch device.
> +- reset-gpios		: GPIO output high to reset pin of touch device.
> +- irq-gpios		: GPIO as active low input from touch irq pin.

Use 'interrupts' instead.

> +
> +Example:
> +	&i2c1 {
> +		/* ... */
> +
> +		touchscreen@41 {
> +			compatible = "ilitek,ili2520";
> +			reg = <0x41>;
> +			irq-gpios = <&gpio1 13 0>;
> +			reset-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
> +		};
> +
> +		/* ... */
> +	};
> -- 
> 2.25.1
> 
> 
```