Bindings/input/touchscreen/mstar,msg2638.yaml

   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/mstar,msg2638.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: MStar msg2638 touchscreen controller
   8
   9 maintainers:
  10   - Vincent Knecht <vincent.knecht@mailoo.org>
  11
  12 allOf:
  13   - $ref: touchscreen.yaml#
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - mstar,msg2138
  19       - mstar,msg2638
  20
  21   reg:
  22     const: 0x26
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   reset-gpios:
  28     maxItems: 1
  29
  30   vdd-supply:
  31     description: Power supply regulator for the chip
  32
  33   vddio-supply:
  34     description: Power supply regulator for the I2C bus
  35
  36   touchscreen-size-x: true
  37   touchscreen-size-y: true
  38
  39   linux,keycodes:
  40     minItems: 1
  41     maxItems: 4
  42
  43 additionalProperties: false
  44
  45 required:
  46   - compatible
  47   - reg
  48   - interrupts
  49   - reset-gpios
  50   - touchscreen-size-x
  51   - touchscreen-size-y
  52
  53 examples:
  54   - |
  55     #include <dt-bindings/gpio/gpio.h>
  56     #include <dt-bindings/interrupt-controller/irq.h>
  57     i2c {
  58       #address-cells = <1>;
  59       #size-cells = <0>;
  60       touchscreen@26 {
  61         compatible = "mstar,msg2638";
  62         reg = <0x26>;
  63         interrupt-parent = <&msmgpio>;
  64         interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
  65         reset-gpios = <&msmgpio 100 GPIO_ACTIVE_LOW>;
  66         pinctrl-names = "default";
  67         pinctrl-0 = <&ts_int_reset_default>;
  68         vdd-supply = <&pm8916_l17>;
  69         vddio-supply = <&pm8916_l5>;
  70         touchscreen-size-x = <2048>;
  71         touchscreen-size-y = <2048>;
  72       };
  73     };
  74
  75 ...