| 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/touchscreen/st,stmfts.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: ST-Microelectronics FingerTip touchscreen controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> |
| 11 | |
| 12 | description: |
| 13 | The ST-Microelectronics FingerTip device provides a basic touchscreen |
| 14 | functionality. Along with it the user can enable the touchkey which can work |
| 15 | as a basic HOME and BACK key for phones. |
| 16 | |
| 17 | allOf: |
| 18 | - $ref: touchscreen.yaml# |
| 19 | |
| 20 | properties: |
| 21 | compatible: |
| 22 | const: st,stmfts |
| 23 | |
| 24 | reg: |
| 25 | maxItems: 1 |
| 26 | |
| 27 | avdd-supply: |
| 28 | description: Analogic power supply |
| 29 | |
| 30 | interrupts: |
| 31 | maxItems: 1 |
| 32 | |
| 33 | ledvdd-supply: |
| 34 | description: Power supply to the touch key leds |
| 35 | |
| 36 | touch-key-connected: |
| 37 | type: boolean |
| 38 | description: The touchkey feature is connected |
| 39 | |
| 40 | vdd-supply: |
| 41 | description: Power supply |
| 42 | |
| 43 | required: |
| 44 | - compatible |
| 45 | - reg |
| 46 | - avdd-supply |
| 47 | - interrupts |
| 48 | - vdd-supply |
| 49 | |
| 50 | unevaluatedProperties: false |
| 51 | |
| 52 | examples: |
| 53 | - | |
| 54 | #include <dt-bindings/interrupt-controller/irq.h> |
| 55 | |
| 56 | i2c { |
| 57 | #address-cells = <1>; |
| 58 | #size-cells = <0>; |
| 59 | |
| 60 | touchscreen@49 { |
| 61 | compatible = "st,stmfts"; |
| 62 | reg = <0x49>; |
| 63 | interrupt-parent = <&gpa1>; |
| 64 | interrupts = <1 IRQ_TYPE_LEVEL_LOW>; |
| 65 | touchscreen-size-x = <1599>; |
| 66 | touchscreen-size-y = <2559>; |
| 67 | touch-key-connected; |
| 68 | avdd-supply = <&ldo30_reg>; |
| 69 | vdd-supply = <&ldo31_reg>; |
| 70 | ledvdd-supply = <&ldo33_reg>; |
| 71 | }; |
| 72 | }; |