chipone,icn6211.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/display/bridge/chipone,icn6211.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Chipone ICN6211 MIPI-DSI to RGB Converter bridge
  8
  9maintainers:
 10  - Jagan Teki <jagan@amarulasolutions.com>
 11
 12description: |
 13  ICN6211 is MIPI-DSI to RGB Converter bridge from chipone.
 14
 15  It has a flexible configuration of MIPI DSI signal input and
 16  produce RGB565, RGB666, RGB888 output format.
 17
 18properties:
 19  compatible:
 20    enum:
 21      - chipone,icn6211
 22
 23  reg:
 24    maxItems: 1
 25    description: virtual channel number of a DSI peripheral
 26
 27  clock-names:
 28    const: refclk
 29
 30  clocks:
 31    maxItems: 1
 32    description: |
 33        Optional external clock connected to REF_CLK input.
 34        The clock rate must be in 10..154 MHz range.
 35
 36  enable-gpios:
 37    description: Bridge EN pin, chip is reset when EN is low.
 38
 39  vdd1-supply:
 40    description: A 1.8V/2.5V/3.3V supply that power the MIPI RX.
 41
 42  vdd2-supply:
 43    description: A 1.8V/2.5V/3.3V supply that power the PLL.
 44
 45  vdd3-supply:
 46    description: A 1.8V/2.5V/3.3V supply that power the RGB output.
 47
 48  ports:
 49    $ref: /schemas/graph.yaml#/properties/ports
 50
 51    properties:
 52      port@0:
 53        $ref: /schemas/graph.yaml#/$defs/port-base
 54        unevaluatedProperties: false
 55        description:
 56          Video port for MIPI DSI input
 57
 58        properties:
 59          endpoint:
 60            $ref: /schemas/media/video-interfaces.yaml#
 61            unevaluatedProperties: false
 62
 63            properties:
 64              data-lanes:
 65                description: array of physical DSI data lane indexes.
 66                minItems: 1
 67                items:
 68                  - const: 1
 69                  - const: 2
 70                  - const: 3
 71                  - const: 4
 72
 73      port@1:
 74        $ref: /schemas/graph.yaml#/properties/port
 75        description:
 76          Video port for MIPI DPI output (panel or connector).
 77
 78    required:
 79      - port@1
 80
 81required:
 82  - compatible
 83  - reg
 84  - enable-gpios
 85  - ports
 86
 87additionalProperties: false
 88
 89examples:
 90  - |
 91    #include <dt-bindings/gpio/gpio.h>
 92
 93    dsi {
 94      #address-cells = <1>;
 95      #size-cells = <0>;
 96
 97      bridge@0 {
 98        compatible = "chipone,icn6211";
 99        reg = <0>;
100        enable-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* LCD-RST: PL5 */
101
102        ports {
103          #address-cells = <1>;
104          #size-cells = <0>;
105
106          port@0 {
107            reg = <0>;
108
109            bridge_in_dsi: endpoint {
110              remote-endpoint = <&dsi_out_bridge>;
111            };
112          };
113
114          port@1 {
115            reg = <1>;
116
117            bridge_out_panel: endpoint {
118              remote-endpoint = <&panel_out_bridge>;
119            };
120          };
121        };
122      };
123    };