Add devicetree bindings for the Focaltech FTS touchscreen drivers. Signed-off-by: Caleb Connolly <caleb@xxxxxxxxxxxxx> --- .../input/touchscreen/focaltech,fts.yaml | 78 +++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/focaltech,fts.yaml diff --git a/Documentation/devicetree/bindings/input/touchscreen/focaltech,fts.yaml b/Documentation/devicetree/bindings/input/touchscreen/focaltech,fts.yaml new file mode 100644 index 000000000000..bb25a4f8ad71 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/focaltech,fts.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/focaltech,fts.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Focaltech FTS I2C Touchscreen Controller + +maintainers: + - Caleb Connolly <caleb@xxxxxxxxxxxxx> + +allOf: + - $ref: touchscreen.yaml# + +properties: + compatible: + enum: + - focaltech,fts5452 + - focaltech,fts8719 + reg: + const: 0x38 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + wakeup-source: + type: boolean + description: touchscreen can be used as a wakeup source. + + focaltech,max-touch-number: + $ref: /schemas/types.yaml#/definitions/uint32 + description: max number of fingers supported + minimum: 2 + maximum: 10 + + touchscreen-size-x: true + touchscreen-size-y: true + +additionalProperties: false + +required: + - compatible + - reg + - reset-gpios + - focaltech,max-touch-number + - touchscreen-size-x + - touchscreen-size-y + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/gpio/gpio.h> + &i2c5 { + status="okay"; + + touchscreen: focaltech@38 { + compatible = "focaltech,fts8719"; + reg = <0x38>; + wakeup-source; + interrupt-parent = <&tlmm>; + interrupts = <125 0x2>; + vdd-supply = <&vreg_l28a_3p0>; + vcc-i2c-supply = <&vreg_l14a_1p88>; + + pinctrl-names = "default", "suspend"; + pinctrl-0 = <&ts_int_active &ts_reset_active>; + pinctrl-1 = <&ts_int_suspend &ts_reset_suspend>; + + reset-gpio = <&tlmm 99 GPIO_ACTIVE_HIGH>; + irq-gpio = <&tlmm 125 GPIO_TRANSITORY>; + touchscreen-size-x = <1080>; + touchscreen-size-y = <2160>; + focaltech,max-touch-number = <5>; + }; + }; -- 2.34.1
