| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/input/touchscreen/silead,gsl1680.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Silead GSL1680 Touchscreen Controller Device Tree Bindings |
| |
| maintainers: |
| - Dmitry Torokhov <dmitry.torokhov@gmail.com> |
| |
| allOf: |
| - $ref: touchscreen.yaml# |
| |
| properties: |
| compatible: |
| enum: |
| - silead,gsl1680 |
| - silead,gsl1688 |
| - silead,gsl3670 |
| - silead,gsl3675 |
| - silead,gsl3692 |
| |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| maxItems: 1 |
| |
| power-gpios: |
| maxItems: 1 |
| |
| firmware-name: |
| $ref: /schemas/types.yaml#/definitions/string |
| description: > |
| File basename for board specific firmware |
| |
| silead,max-fingers: |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| maximum: 5 |
| description: > |
| Maximum number of fingers the touchscreen can detect |
| |
| silead,home-button: |
| type: boolean |
| description: > |
| Does the device have a capacitive home-button build into the |
| touchscreen? |
| |
| avdd-supply: |
| description: > |
| Regulator phandle for controller AVDD |
| |
| vddio-supply: |
| description: > |
| Regulator phandle for controller VDDIO |
| |
| unevaluatedProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - power-gpios |
| - touchscreen-size-x |
| - touchscreen-size-y |
| |
| examples: |
| - | |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| |
| i2c { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| touchscreen@40 { |
| compatible = "silead,gsl1680"; |
| reg = <0x40>; |
| interrupt-parent = <&pio>; |
| interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>; |
| power-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>; |
| touchscreen-size-x = <480>; |
| touchscreen-size-y = <800>; |
| touchscreen-inverted-x; |
| touchscreen-swapped-x-y; |
| silead,max-fingers = <5>; |
| }; |
| }; |
| |
| ... |
