| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/input/touchscreen/goodix.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Goodix GT9xx series touchscreen controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Dmitry Torokhov <dmitry.torokhov@gmail.com> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: touchscreen.yaml# |
| 14 | |
| 15 | properties: |
| 16 | compatible: |
| 17 | enum: |
| 18 | - goodix,gt1151 |
| 19 | - goodix,gt1158 |
| 20 | - goodix,gt5663 |
| 21 | - goodix,gt5688 |
| 22 | - goodix,gt911 |
| 23 | - goodix,gt9110 |
| 24 | - goodix,gt912 |
| 25 | - goodix,gt9147 |
| 26 | - goodix,gt917s |
| 27 | - goodix,gt927 |
| 28 | - goodix,gt9271 |
| 29 | - goodix,gt928 |
| 30 | - goodix,gt9286 |
| 31 | - goodix,gt967 |
| 32 | |
| 33 | reg: |
| 34 | enum: [ 0x5d, 0x14 ] |
| 35 | |
| 36 | interrupts: |
| 37 | maxItems: 1 |
| 38 | |
| 39 | irq-gpios: |
| Tom Rini | 6bb92fc | 2024-05-20 09:54:58 -0600 | [diff] [blame] | 40 | description: GPIO pin used for IRQ input. Additionally, this line is |
| 41 | sampled by the device on reset deassertion to select the I2C client |
| 42 | address, thus it can be driven by the host during the reset sequence. |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 43 | maxItems: 1 |
| 44 | |
| 45 | reset-gpios: |
| 46 | maxItems: 1 |
| 47 | |
| 48 | AVDD28-supply: |
| 49 | description: Analog power supply regulator on AVDD28 pin |
| 50 | |
| 51 | VDDIO-supply: |
| 52 | description: GPIO power supply regulator on VDDIO pin |
| 53 | |
| 54 | touchscreen-inverted-x: true |
| 55 | touchscreen-inverted-y: true |
| 56 | touchscreen-size-x: true |
| 57 | touchscreen-size-y: true |
| 58 | touchscreen-swapped-x-y: true |
| 59 | |
| 60 | additionalProperties: false |
| 61 | |
| 62 | required: |
| 63 | - compatible |
| 64 | - reg |
| 65 | - interrupts |
| 66 | |
| 67 | examples: |
| 68 | - | |
| 69 | i2c { |
| 70 | #address-cells = <1>; |
| 71 | #size-cells = <0>; |
| 72 | gt928@5d { |
| 73 | compatible = "goodix,gt928"; |
| 74 | reg = <0x5d>; |
| 75 | interrupt-parent = <&gpio>; |
| 76 | interrupts = <0 0>; |
| 77 | irq-gpios = <&gpio1 0 0>; |
| 78 | reset-gpios = <&gpio1 1 0>; |
| 79 | }; |
| 80 | }; |
| 81 | |
| 82 | ... |