| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/input/ilitek,ili9882t.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Ilitek ili9882t touchscreen controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Cong Yang <yangcong5@huaqin.corp-partner.google.com> |
| 11 | |
| 12 | description: |
| 13 | Supports the Ilitek ili9882t touchscreen controller. |
| 14 | This touchscreen controller uses the i2c-hid protocol with a reset GPIO. |
| 15 | |
| 16 | allOf: |
| 17 | - $ref: /schemas/input/touchscreen/touchscreen.yaml# |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | const: ilitek,ili9882t |
| 22 | |
| 23 | reg: |
| 24 | const: 0x41 |
| 25 | |
| 26 | interrupts: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | panel: true |
| 30 | |
| 31 | reset-gpios: |
| 32 | maxItems: 1 |
| 33 | description: Reset GPIO. |
| 34 | |
| 35 | vccio-supply: |
| 36 | description: The 1.8V supply to the touchscreen. |
| 37 | |
| 38 | required: |
| 39 | - compatible |
| 40 | - reg |
| 41 | - interrupts |
| 42 | - panel |
| 43 | - vccio-supply |
| 44 | |
| 45 | additionalProperties: false |
| 46 | |
| 47 | examples: |
| 48 | - | |
| 49 | #include <dt-bindings/gpio/gpio.h> |
| 50 | #include <dt-bindings/interrupt-controller/irq.h> |
| 51 | |
| 52 | i2c { |
| 53 | #address-cells = <1>; |
| 54 | #size-cells = <0>; |
| 55 | |
| 56 | touchscreen: touchscreen@41 { |
| 57 | compatible = "ilitek,ili9882t"; |
| 58 | reg = <0x41>; |
| 59 | |
| 60 | interrupt-parent = <&pio>; |
| 61 | interrupts = <12 IRQ_TYPE_LEVEL_LOW>; |
| 62 | |
| 63 | panel = <&panel>; |
| 64 | reset-gpios = <&pio 60 GPIO_ACTIVE_LOW>; |
| 65 | vccio-supply = <&mt6366_vio18_reg>; |
| 66 | }; |
| 67 | }; |