diff options
author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-06-22 00:59:53 -0700 |
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committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-07-13 22:29:18 -0700 |
commit | a7541de9abed7cee7df0012214b1962e892885cc (patch) | |
tree | d61edbe7c0b49251cf8ef7b21bbcb8ec5f4ed8e8 /Documentation/devicetree/bindings/hwlock | |
parent | 285e74ab4f94d921a56fcf66320b3cd65e35b6bc (diff) |
dt-bindings: hwlock: qcom: Migrate binding to YAML
Migrate the Qualcomm TCSR mutex binding to YAML to allow validation.
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20200622075956.171058-2-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/hwlock')
-rw-r--r-- | Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.txt | 39 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.yaml | 51 |
2 files changed, 51 insertions, 39 deletions
diff --git a/Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.txt b/Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.txt deleted file mode 100644 index 4563f524556b..000000000000 --- a/Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.txt +++ /dev/null @@ -1,39 +0,0 @@ -Qualcomm Hardware Mutex Block: - -The hardware block provides mutexes utilized between different processors on -the SoC as part of the communication protocol used by these processors. - -- compatible: - Usage: required - Value type: <string> - Definition: must be one of: - "qcom,sfpb-mutex", - "qcom,tcsr-mutex" - -- syscon: - Usage: required - Value type: <prop-encoded-array> - Definition: one cell containing: - syscon phandle - offset of the hwmutex block within the syscon - stride of the hwmutex registers - -- #hwlock-cells: - Usage: required - Value type: <u32> - Definition: must be 1, the specified cell represent the lock id - (hwlock standard property, see hwlock.txt) - -Example: - - tcsr_mutex_block: syscon@fd484000 { - compatible = "syscon"; - reg = <0xfd484000 0x2000>; - }; - - hwlock@fd484000 { - compatible = "qcom,tcsr-mutex"; - syscon = <&tcsr_mutex_block 0 0x80>; - - #hwlock-cells = <1>; - }; diff --git a/Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.yaml new file mode 100644 index 000000000000..71e63b52edd5 --- /dev/null +++ b/Documentation/devicetree/bindings/hwlock/qcom-hwspinlock.yaml @@ -0,0 +1,51 @@ +# 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 + + '#hwlock-cells': + const: 1 + + syscon: + $ref: "/schemas/types.yaml#/definitions/phandle-array" + description: + Should be a triple of phandle referencing the TCSR mutex syscon, offset + of first mutex within the syscon and stride between each mutex. + +required: + - compatible + - '#hwlock-cells' + - syscon + +additionalProperties: false + +examples: + - | + tcsr_mutex_block: syscon@fd484000 { + compatible = "syscon"; + reg = <0xfd484000 0x2000>; + }; + + hwlock { + compatible = "qcom,tcsr-mutex"; + syscon = <&tcsr_mutex_block 0 0x80>; + + #hwlock-cells = <1>; + }; +... |