dt-bindings: remoteproc: qcom,smd-edge: define re-usable schema for smd-edge
'smd-edge' property appears in multiple bindings, so split it into one place which can be re-used. This reduces code duplication and adds strict schema matching for smd-edge nodes (instead of just "type:object"). Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Link: https://lore.kernel.org/r/20220517070113.18023-9-krzysztof.kozlowski@linaro.org
This commit is contained in:
Krzysztof Kozlowski
Bjorn Andersson
parent
ae9d475a10
commit
385fad1303
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@ -148,7 +148,7 @@ properties:
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three offsets within syscon for q6, modem and nc halt registers.
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smd-edge:
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type: object
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$ref: /schemas/remoteproc/qcom,smd-edge.yaml#
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description:
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Qualcomm Shared Memory subnode which represents communication edge,
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channels and devices related to the ADSP.
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@ -0,0 +1,85 @@
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/remoteproc/qcom,smd-edge.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm SMD Edge communication channel nodes
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maintainers:
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- Bjorn Andersson <bjorn.andersson@linaro.org>
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description:
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Qualcomm SMD subnode represents a remote subsystem or a remote processor of
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some sort - or in SMD language an "edge". The name of the edges are not
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important.
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See also Documentation/devicetree/bindings/soc/qcom/qcom,smd.yaml
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properties:
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$nodename:
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const: "smd-edge"
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interrupts:
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maxItems: 1
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label:
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description:
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Name of the edge, used for debugging and identification purposes. The
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node name will be used if this is not present.
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mboxes:
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maxItems: 1
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description:
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Reference to the mailbox representing the outgoing doorbell in APCS for
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this client.
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qcom,ipc:
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$ref: /schemas/types.yaml#/definitions/phandle-array
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items:
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- items:
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- description: phandle to a syscon node representing the APCS registers
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- description: u32 representing offset to the register within the syscon
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- description: u32 representing the ipc bit within the register
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description:
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Three entries specifying the outgoing ipc bit used for signaling the
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remote processor.
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qcom,smd-edge:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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The identifier of the remote processor in the smd channel allocation
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table.
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qcom,remote-pid:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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The identifier for the remote processor as known by the rest of the
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system.
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required:
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- interrupts
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- qcom,smd-edge
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oneOf:
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- required:
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- mboxes
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- required:
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- qcom,ipc
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additionalProperties: true
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/mailbox/qcom-ipcc.h>
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remoteproc {
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// ...
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smd-edge {
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interrupts = <GIC_SPI 156 IRQ_TYPE_EDGE_RISING>;
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qcom,ipc = <&apcs 8 8>;
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qcom,smd-edge = <1>;
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};
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};
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@ -28,44 +28,6 @@ patternProperties:
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edges are not important.
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properties:
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interrupts:
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maxItems: 1
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label:
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$ref: /schemas/types.yaml#/definitions/string
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description:
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Name of the edge, used for debugging and identification purposes. The
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node name will be used if this is not present.
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mboxes:
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maxItems: 1
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description:
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Reference to the mailbox representing the outgoing doorbell in APCS for
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this client.
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qcom,ipc:
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$ref: /schemas/types.yaml#/definitions/phandle-array
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items:
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- items:
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- description: phandle to a syscon node representing the APCS registers
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- description: u32 representing offset to the register within the syscon
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- description: u32 representing the ipc bit within the register
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description:
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Three entries specifying the outgoing ipc bit used for signaling the
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remote processor.
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qcom,smd-edge:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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The identifier of the remote processor in the smd channel allocation
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table.
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qcom,remote-pid:
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$ref: /schemas/types.yaml#/definitions/uint32
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description:
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The identifier for the remote processor as known by the rest of the
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system.
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rpm-requests:
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type: object
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description:
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@ -89,17 +51,7 @@ patternProperties:
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additionalProperties: true
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required:
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- interrupts
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- qcom,smd-edge
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oneOf:
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- required:
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- mboxes
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- required:
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- qcom,ipc
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additionalProperties: false
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unevaluatedProperties: false
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required:
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- compatible
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