Re: [PATCH v8 2/4] dt-bindings: input: Add Cypress TT2100 touchscreen controller

Rob Herring
2022-08-02T15:10:11Z

On Tue, Aug 02, 2022 at 10:58:25PM +1000, Alistair Francis wrote:
> Add the Cypress TrueTouch Generation 5 touchscreen device tree bindings
> documentation. It can use I2C or SPI bus.
> This touchscreen can handle some defined zone that are designed and
> sent as button. To be able to customize the keycode sent, the
> "linux,code" property in a "button" sub-node can be used.
>
> Signed-off-by: Alistair Francis <alistair@alistair23.me>
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> Reviewed-by: Rob Herring <robh@kernel.org>
> ---
> .../input/touchscreen/cypress,tt21000.yaml | 101 ++++++++++++++++++
> 1 file changed, 101 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/touchscreen/cypress,tt21000.yaml
>
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/cypress,tt21000.yaml b/Documentation/devicetree/bindings/input/touchscreen/cypress,tt21000.yaml
> new file mode 100644
> index 000000000000..3fc4b7011040
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/touchscreen/cypress,tt21000.yaml
> @@ -0,0 +1,101 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/input/touchscreen/cypress,tt21000.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Cypress TT2100 touchscreen controller
> +
> +description: The Cypress TT2100 series (also known as "CYTTSP5" after
> + the marketing name Cypress TrueTouch Standard Product series 5).
> +
> +maintainers:
> + - Alistair Francis <alistair@alistair23.me>
> +
> +allOf:
> + - $ref: touchscreen.yaml#
> +
> +properties:
> + compatible:
> + const: cypress,tt21000
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + vdd-supply:
> + description: Regulator for voltage.
> +
> + reset-gpios:
> + maxItems: 1
> +
> + linux,keycodes:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: EV_ABS specific event code generated by the axis.

See commit d853cec7306a ("dt-bindings: input: Use common
'linux,keycodes' definition") in next.

Rob