summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/serial/renesas,sci.yaml
blob: 22ed2f0b1dc303759cae5a2228553c011b84d6f4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/serial/renesas,sci.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"

title: Renesas Serial Communication Interface

maintainers:
  - Geert Uytterhoeven <geert+renesas@glider.be>

allOf:
  - $ref: serial.yaml#

properties:
  compatible:
    const: renesas,sci

  reg:
    maxItems: 1

  interrupts:
    items:
      - description: Error interrupt
      - description: Receive buffer full interrupt
      - description: Transmit buffer empty interrupt
      - description: Transmit end interrupt

  interrupt-names:
    items:
      - const: eri
      - const: rxi
      - const: txi
      - const: tei

  clocks:
    minItems: 1
    maxItems: 2

  clock-names:
    minItems: 1
    maxItems: 2
    items:
      enum:
        - fck # UART functional clock
        - sck # optional external clock input

  uart-has-rtscts: false

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names

unevaluatedProperties: false

examples:
  - |
    aliases {
            serial0 = &sci0;
    };

    sci0: serial@ffff78 {
            compatible = "renesas,sci";
            reg = <0xffff78 8>;
            interrupts = <88 0>, <89 0>, <90 0>, <91 0>;
            clocks = <&fclk>;
            clock-names = "fck";
    };