xref: /freebsd/sys/contrib/device-tree/Bindings/serial/qcom,msm-uart.yaml (revision 84943d6f38e936ac3b7a3947ca26eeb27a39f938) 
1# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/serial/qcom,msm-uart.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm MSM SoC Serial UART
8
9maintainers:
10  - Bjorn Andersson <andersson@kernel.org>
11  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
12
13description:
14  The MSM serial UART hardware is designed for low-speed use cases where a
15  dma-engine isn't needed. From a software perspective it's mostly compatible
16  with the MSM serial UARTDM except that it only supports reading and writing
17  one character at a time.
18
19properties:
20  compatible:
21    const: qcom,msm-uart
22
23  clocks:
24    maxItems: 1
25
26  clock-names:
27    items:
28      - const: core
29
30  interrupts:
31    maxItems: 1
32
33  reg:
34    maxItems: 1
35
36required:
37  - compatible
38  - clock-names
39  - clocks
40  - interrupts
41  - reg
42
43allOf:
44  - $ref: /schemas/serial/serial.yaml#
45
46unevaluatedProperties: false
47
48examples:
49  - |
50    serial@a9c00000 {
51        compatible = "qcom,msm-uart";
52        reg = <0xa9c00000 0x1000>;
53        interrupts = <11>;
54        clocks = <&uart_cxc>;
55        clock-names = "core";
56    };
57