linux/Documentation/devicetree/bindings/soc/qcom/qcom,apr-services.yaml
Stephan Gerhold 2665886835 dt-bindings: soc: qcom: apr: Make qcom,protection-domain optional again
The protection domain functionality exists only in SoCs starting from
MSM8998 [1], while the APR bindings are also used on older platforms.

Commit 41288c305836 ("ASoC: dt-bindings: qcom,apr: Split services to
shared schema") made the "qcom,protection-domain" required but it
should remain optional to avoid dtbs_check warnings on older platforms,
e.g.:

arch/arm64/boot/dts/qcom/apq8096-db820c.dtb:
  apr: service@3: 'qcom,protection-domain' is a required property
  From schema: Documentation/devicetree/bindings/soc/qcom/qcom,apr.yaml

[1]: https://lore.kernel.org/all/20200312120842.21991-1-sibis@codeaurora.org/

Fixes: 41288c305836 ("ASoC: dt-bindings: qcom,apr: Split services to shared schema")
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221229151648.19839-2-stephan@gerhold.net
2023-01-06 11:51:19 -06:00

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YAML

# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/soc/qcom/qcom,apr-services.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm APR/GPR services shared parts
maintainers:
- Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
description:
Common parts of a static service in Qualcomm APR/GPR (Asynchronous/Generic
Packet Router).
properties:
reg:
minimum: 1
maximum: 13
description: |
APR Service ID
3 = DSP Core Service
4 = Audio Front End Service.
5 = Voice Stream Manager Service.
6 = Voice processing manager.
7 = Audio Stream Manager Service.
8 = Audio Device Manager Service.
9 = Multimode voice manager.
10 = Core voice stream.
11 = Core voice processor.
12 = Ultrasound stream manager.
13 = Listen stream manager.
GPR Service ID
1 = Audio Process Manager Service
2 = Proxy Resource Manager Service.
3 = AMDB Service.
4 = Voice processing manager.
qcom,protection-domain:
$ref: /schemas/types.yaml#/definitions/string-array
description: |
Protection domain service name and path for APR service (if supported).
Possible values are::
"avs/audio", "msm/adsp/audio_pd".
"kernel/elf_loader", "msm/modem/wlan_pd".
"tms/servreg", "msm/adsp/audio_pd".
"tms/servreg", "msm/modem/wlan_pd".
"tms/servreg", "msm/slpi/sensor_pd".
required:
- reg
additionalProperties: true