Documentation/devicetree/bindings/display/panel/samsung,s6d27a1.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/panel/samsung,s6d27a1.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Samsung S6D27A1 display panel
   8
   9 description: The S6D27A1 is a 480x800 DPI display panel from Samsung Mobile
  10   Displays (SMD).
  11
  12 maintainers:
  13   - Markuss Broks <markuss.broks@gmail.com>
  14
  15 allOf:
  16   - $ref: panel-common.yaml#
  17   - $ref: /schemas/spi/spi-peripheral-props.yaml#
  18
  19 properties:
  20   compatible:
  21     const: samsung,s6d27a1
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     description: provides an optional ESD (electrostatic discharge)
  28       interrupt that signals abnormalities in the display hardware.
  29       This can also be raised for other reasons like erroneous
  30       configuration.
  31     maxItems: 1
  32
  33   reset-gpios: true
  34
  35   vci-supply:
  36     description: regulator that supplies the VCI analog voltage
  37       usually around 3.0 V
  38
  39   vccio-supply:
  40     description: regulator that supplies the VCCIO voltage usually
  41       around 1.8 V
  42
  43   backlight: true
  44
  45   spi-cpha: true
  46
  47   spi-cpol: true
  48
  49   spi-max-frequency:
  50     maximum: 1200000
  51
  52   port: true
  53
  54 required:
  55   - compatible
  56   - reg
  57   - vci-supply
  58   - vccio-supply
  59   - spi-cpha
  60   - spi-cpol
  61   - port
  62
  63 unevaluatedProperties: false
  64
  65 examples:
  66   - |
  67     #include <dt-bindings/gpio/gpio.h>
  68     #include <dt-bindings/interrupt-controller/irq.h>
  69
  70     spi {
  71         compatible = "spi-gpio";
  72         sck-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
  73         miso-gpios = <&gpio 1 GPIO_ACTIVE_HIGH>;
  74         mosi-gpios = <&gpio 2 GPIO_ACTIVE_HIGH>;
  75         cs-gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
  76         num-chipselects = <1>;
  77         #address-cells = <1>;
  78         #size-cells = <0>;
  79         panel@0 {
  80             compatible = "samsung,s6d27a1";
  81             spi-max-frequency = <1200000>;
  82             spi-cpha;
  83             spi-cpol;
  84             reg = <0>;
  85             vci-supply = <&lcd_3v0_reg>;
  86             vccio-supply = <&lcd_1v8_reg>;
  87             reset-gpios = <&gpio 4 GPIO_ACTIVE_LOW>;
  88             interrupt-parent = <&gpio>;
  89             interrupts = <5 IRQ_TYPE_EDGE_RISING>;
  90
  91             port {
  92                 panel_in: endpoint {
  93                     remote-endpoint = <&display_out>;
  94                 };
  95             };
  96         };
  97     };
  98
  99 ...