1a811ecf8SLinus Walleij# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2a811ecf8SLinus Walleij%YAML 1.2 3a811ecf8SLinus Walleij--- 4a811ecf8SLinus Walleij$id: http://devicetree.org/schemas/input/touchscreen/melfas,mms114.yaml# 5a811ecf8SLinus Walleij$schema: http://devicetree.org/meta-schemas/core.yaml# 6a811ecf8SLinus Walleij 7*84e85359SKrzysztof Kozlowskititle: Melfas MMS114 family touchscreen controller 8a811ecf8SLinus Walleij 9a811ecf8SLinus Walleijmaintainers: 10a811ecf8SLinus Walleij - Linus Walleij <linus.walleij@linaro.org> 11a811ecf8SLinus Walleij 12a811ecf8SLinus WalleijallOf: 13a811ecf8SLinus Walleij - $ref: touchscreen.yaml# 14a811ecf8SLinus Walleij 15a811ecf8SLinus Walleijproperties: 16a811ecf8SLinus Walleij $nodename: 17a811ecf8SLinus Walleij pattern: "^touchscreen(@.*)?$" 18a811ecf8SLinus Walleij 19a811ecf8SLinus Walleij compatible: 20a811ecf8SLinus Walleij items: 21a811ecf8SLinus Walleij - enum: 22a811ecf8SLinus Walleij - melfas,mms114 23a811ecf8SLinus Walleij - melfas,mms134s 24a811ecf8SLinus Walleij - melfas,mms136 25a811ecf8SLinus Walleij - melfas,mms152 26a811ecf8SLinus Walleij - melfas,mms345l 27a811ecf8SLinus Walleij 28a811ecf8SLinus Walleij reg: 29a811ecf8SLinus Walleij description: I2C address 30a811ecf8SLinus Walleij 31a811ecf8SLinus Walleij clock-frequency: 32a811ecf8SLinus Walleij description: I2C client clock frequency, defined for host 33a811ecf8SLinus Walleij minimum: 100000 34a811ecf8SLinus Walleij maximum: 400000 35a811ecf8SLinus Walleij 36a811ecf8SLinus Walleij interrupts: 37a811ecf8SLinus Walleij maxItems: 1 38a811ecf8SLinus Walleij 39a811ecf8SLinus Walleij avdd-supply: 40a811ecf8SLinus Walleij description: Analog power supply regulator on AVDD pin 41a811ecf8SLinus Walleij 42a811ecf8SLinus Walleij vdd-supply: 43a811ecf8SLinus Walleij description: Digital power supply regulator on VDD pin 44a811ecf8SLinus Walleij 45a811ecf8SLinus Walleij touchscreen-size-x: true 46a811ecf8SLinus Walleij touchscreen-size-y: true 47a811ecf8SLinus Walleij touchscreen-fuzz-x: true 48a811ecf8SLinus Walleij touchscreen-fuzz-y: true 49a811ecf8SLinus Walleij touchscreen-fuzz-pressure: true 50a811ecf8SLinus Walleij touchscreen-inverted-x: true 51a811ecf8SLinus Walleij touchscreen-inverted-y: true 52a811ecf8SLinus Walleij touchscreen-swapped-x-y: true 53a811ecf8SLinus Walleij touchscreen-max-pressure: true 54a811ecf8SLinus Walleij 55a811ecf8SLinus WalleijadditionalProperties: false 56a811ecf8SLinus Walleij 57a811ecf8SLinus Walleijrequired: 58a811ecf8SLinus Walleij - compatible 59a811ecf8SLinus Walleij - reg 60a811ecf8SLinus Walleij - interrupts 61a811ecf8SLinus Walleij - touchscreen-size-x 62a811ecf8SLinus Walleij - touchscreen-size-y 63a811ecf8SLinus Walleij 64a811ecf8SLinus Walleijexamples: 65a811ecf8SLinus Walleij - | 66a811ecf8SLinus Walleij #include <dt-bindings/interrupt-controller/irq.h> 67a811ecf8SLinus Walleij i2c { 68a811ecf8SLinus Walleij #address-cells = <1>; 69a811ecf8SLinus Walleij #size-cells = <0>; 70a811ecf8SLinus Walleij touchscreen@48 { 71a811ecf8SLinus Walleij compatible = "melfas,mms114"; 72a811ecf8SLinus Walleij reg = <0x48>; 73a811ecf8SLinus Walleij interrupt-parent = <&gpio>; 74a811ecf8SLinus Walleij interrupts = <39 IRQ_TYPE_EDGE_FALLING>; 75a811ecf8SLinus Walleij avdd-supply = <&ldo1_reg>; 76a811ecf8SLinus Walleij vdd-supply = <&ldo2_reg>; 77a811ecf8SLinus Walleij touchscreen-size-x = <720>; 78a811ecf8SLinus Walleij touchscreen-size-y = <1280>; 79a811ecf8SLinus Walleij touchscreen-fuzz-x = <10>; 80a811ecf8SLinus Walleij touchscreen-fuzz-y = <10>; 81a811ecf8SLinus Walleij touchscreen-fuzz-pressure = <10>; 82a811ecf8SLinus Walleij touchscreen-inverted-x; 83a811ecf8SLinus Walleij touchscreen-inverted-y; 84a811ecf8SLinus Walleij }; 85a811ecf8SLinus Walleij }; 86a811ecf8SLinus Walleij 87a811ecf8SLinus Walleij... 88