Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml

   1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/serial/xlnx,opb-uartlite.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Xilinx Axi Uartlite
   8
   9 maintainers:
  10   - Peter Korsgaard <jacmet@sunsite.dk>
  11
  12 properties:
  13   compatible:
  14     contains:
  15       enum:
  16         - xlnx,xps-uartlite-1.00.a
  17         - xlnx,opb-uartlite-1.00.b
  18
  19   reg:
  20     maxItems: 1
  21
  22   interrupts:
  23     maxItems: 1
  24
  25   port-number:
  26     $ref: /schemas/types.yaml#/definitions/uint32
  27     description: Set Uart port number
  28
  29   clocks:
  30     maxItems: 1
  31
  32   clock-names:
  33     const: s_axi_aclk
  34
  35   current-speed:
  36     $ref: /schemas/types.yaml#/definitions/uint32
  37     description:
  38       The fixed baud rate that the device was configured for.
  39
  40   xlnx,data-bits:
  41     enum: [5, 6, 7, 8]
  42     description:
  43       The fixed number of data bits that the device was configured for.
  44
  45   xlnx,use-parity:
  46     $ref: /schemas/types.yaml#/definitions/uint32
  47     enum: [0, 1]
  48     description:
  49       Whether parity checking was enabled when the device was configured.
  50
  51   xlnx,odd-parity:
  52     $ref: /schemas/types.yaml#/definitions/uint32
  53     enum: [0, 1]
  54     description:
  55       Whether odd parity was configured.
  56
  57 required:
  58   - compatible
  59   - reg
  60   - interrupts
  61   - current-speed
  62   - xlnx,data-bits
  63   - xlnx,use-parity
  64
  65 allOf:
  66   - $ref: serial.yaml#
  67   - if:
  68       properties:
  69         xlnx,use-parity:
  70           const: 1
  71     then:
  72       required:
  73         - xlnx,odd-parity
  74
  75 unevaluatedProperties: false
  76
  77 examples:
  78   - |
  79     serial@800c0000 {
  80         compatible = "xlnx,xps-uartlite-1.00.a";
  81         reg = <0x800c0000 0x10000>;
  82         interrupts = <0x0 0x6e 0x1>;
  83         port-number = <0>;
  84         current-speed = <115200>;
  85         xlnx,data-bits = <8>;
  86         xlnx,use-parity = <0>;
  87     };
  88 ...