56 lines
1.2 KiB
YAML
56 lines
1.2 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/hwlock/qcom-hwspinlock.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm Hardware Mutex Block
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maintainers:
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- Bjorn Andersson <bjorn.andersson@linaro.org>
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description:
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The hardware block provides mutexes utilized between different processors on
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the SoC as part of the communication protocol used by these processors.
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properties:
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compatible:
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oneOf:
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- enum:
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- qcom,sfpb-mutex
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- qcom,tcsr-mutex
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- items:
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- enum:
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- qcom,apq8084-tcsr-mutex
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- qcom,ipq6018-tcsr-mutex
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- qcom,msm8226-tcsr-mutex
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- qcom,msm8994-tcsr-mutex
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- const: qcom,tcsr-mutex
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- items:
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- enum:
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- qcom,msm8974-tcsr-mutex
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- const: qcom,tcsr-mutex
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- const: syscon
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reg:
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maxItems: 1
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'#hwlock-cells':
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const: 1
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required:
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- compatible
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- reg
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- '#hwlock-cells'
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additionalProperties: false
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examples:
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- |
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hwlock@1f40000 {
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compatible = "qcom,tcsr-mutex";
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reg = <0x01f40000 0x40000>;
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#hwlock-cells = <1>;
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};
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...
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