Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/hwlock/qcom-hwspinlock.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Hardware Mutex Block

maintainers:
  - Bjorn Andersson <bjorn.andersson@linaro.org>

description:
  The hardware block provides mutexes utilized between different processors on
  the SoC as part of the communication protocol used by these processors.

properties:
  compatible:
    enum:
      - qcom,sfpb-mutex
      - qcom,tcsr-mutex

  reg:
    maxItems: 1

  '#hwlock-cells':
    const: 1

required:
  - compatible
  - reg
  - '#hwlock-cells'

additionalProperties: false

examples:
  - |
        tcsr_mutex: hwlock@1f40000 {
                compatible = "qcom,tcsr-mutex";
                reg = <0x01f40000 0x40000>;
                #hwlock-cells = <1>;
        };
...