Documentation/devicetree/bindings/display/st,stm32-ltdc.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/st,stm32-ltdc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: STMicroelectronics STM32 lcd-tft display controller
   8
   9 maintainers:
  10   - Philippe Cornu <philippe.cornu@st.com>
  11   - Yannick Fertre <yannick.fertre@st.com>
  12
  13 properties:
  14   compatible:
  15     const: st,stm32-ltdc
  16
  17   reg:
  18     maxItems: 1
  19
  20   interrupts:
  21     items:
  22       - description: events interrupt line.
  23       - description: errors interrupt line.
  24     minItems: 1
  25
  26   clocks:
  27     maxItems: 1
  28
  29   clock-names:
  30     items:
  31       - const: lcd
  32
  33   resets:
  34     maxItems: 1
  35
  36   port:
  37     $ref: /schemas/graph.yaml#/properties/port
  38     description: |
  39       Video port for DPI RGB output.
  40       ltdc has one video port with up to 2 endpoints:
  41       - for external dpi rgb panel or bridge, using gpios.
  42       - for internal dpi input of the MIPI DSI host controller.
  43       Note: These 2 endpoints cannot be activated simultaneously.
  44
  45 required:
  46   - compatible
  47   - reg
  48   - interrupts
  49   - clocks
  50   - clock-names
  51   - resets
  52   - port
  53
  54 additionalProperties: false
  55
  56 examples:
  57   - |
  58     #include <dt-bindings/interrupt-controller/arm-gic.h>
  59     #include <dt-bindings/clock/stm32mp1-clks.h>
  60     #include <dt-bindings/reset/stm32mp1-resets.h>
  61     ltdc: display-controller@40016800 {
  62         compatible = "st,stm32-ltdc";
  63         reg = <0x5a001000 0x400>;
  64         interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>,
  65                      <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
  66         clocks = <&rcc LTDC_PX>;
  67         clock-names = "lcd";
  68         resets = <&rcc LTDC_R>;
  69
  70         port {
  71              ltdc_out_dsi: endpoint {
  72                      remote-endpoint = <&dsi_in>;
  73              };
  74         };
  75     };
  76
  77 ...
  78