From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Sibi Sankar <sibis@codeaurora.org>
Cc: srinivas.kandagatla@linaro.org, robh+dt@kernel.org,
tsoni@codeaurora.org, agross@kernel.org, mark.rutland@arm.com,
linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
rnayak@codeaurora.org
Subject: Re: [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings
Date: Mon, 18 Nov 2019 21:49:00 -0800 [thread overview]
Message-ID: <20191119054900.GD18024@yoga> (raw)
In-Reply-To: <0101016e7ee9c786-fcf80f4e-9b57-4d6b-8806-9ca408e21b55-000000@us-west-2.amazonses.com>
On Mon 18 Nov 06:28 PST 2019, Sibi Sankar wrote:
> Add optional "qcom,protection-domain" bindings for APR services. This
> helps to capture the dependencies between APR services and the PD on
> which each apr service run.
>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
> ---
> .../devicetree/bindings/soc/qcom/qcom,apr.txt | 59 +++++++++++++++++++
> 1 file changed, 59 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt
> index db501269f47b8..f87c0b2a48de4 100644
> --- a/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt
> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,apr.txt
> @@ -45,6 +45,12 @@ by the individual bindings for the specific service
> 12 - Ultrasound stream manager.
> 13 - Listen stream manager.
>
> +- qcom,protection-domain
> + Usage: optional
> + Value type: <stringlist>
> + Definition: Must list the protection domain service name and path
> + that the particular apr service has a dependency on.
> +
> = EXAMPLE
> The following example represents a QDSP based sound card on a MSM8996 device
> which uses apr as communication between Apps and QDSP.
> @@ -82,3 +88,56 @@ which uses apr as communication between Apps and QDSP.
> ...
> };
> };
> +
> += EXAMPLE 2
> +The following example represents a QDSP based sound card on SDM845 device.
> +Here the apr services are dependent on "avs/audio" service running on AUDIO
> +Protection Domain hosted on ADSP remote processor.
> +
> + apr {
> + compatible = "qcom,apr-v2";
> + qcom,glink-channels = "apr_audio_svc";
> + qcom,apr-domain = <APR_DOMAIN_ADSP>;
> +
> + q6core {
> + compatible = "qcom,q6core";
> + reg = <APR_SVC_ADSP_CORE>;
> + qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
> + };
> +
> + q6afe: q6afe {
> + compatible = "qcom,q6afe";
> + reg = <APR_SVC_AFE>;
> + qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
> + q6afedai: dais {
> + compatible = "qcom,q6afe-dais";
> + #sound-dai-cells = <1>;
> +
> + qi2s@22 {
> + reg = <22>;
> + qcom,sd-lines = <3>;
> + };
> + };
> + };
> +
> + q6asm: q6asm {
> + compatible = "qcom,q6asm";
> + reg = <APR_SVC_ASM>;
> + qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
> + q6asmdai: dais {
> + compatible = "qcom,q6asm-dais";
> + #sound-dai-cells = <1>;
> + iommus = <&apps_smmu 0x1821 0x0>;
> + };
> + };
> +
> + q6adm: q6adm {
> + compatible = "qcom,q6adm";
> + reg = <APR_SVC_ADM>;
> + qcom,protection-domain = "avs/audio", "msm/adsp/audio_pd";
> + q6routing: routing {
> + compatible = "qcom,q6adm-routing";
> + #sound-dai-cells = <0>;
> + };
> + };
> + };
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
next prev parent reply other threads:[~2019-11-19 5:58 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20191118142728.30187-1-sibis@codeaurora.org>
2019-11-18 14:27 ` [PATCH 1/3] soc: qcom: Introduce Protection Domain Restart helpers Sibi Sankar
2019-11-18 14:28 ` [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings Sibi Sankar
2019-11-18 14:28 ` [PATCH 3/3] soc: qcom: apr: Add avs/audio tracking functionality Sibi Sankar
[not found] ` <0101016e7ee9c786-fcf80f4e-9b57-4d6b-8806-9ca408e21b55-000000@us-west-2.amazonses.com>
2019-11-19 5:49 ` Bjorn Andersson [this message]
2019-11-21 16:04 ` [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings Srinivas Kandagatla
[not found] ` <0101016e7ee9be5e-1d6bbe06-4bab-434d-9040-ebfa3918b213-000000@us-west-2.amazonses.com>
2019-11-19 6:40 ` [PATCH 1/3] soc: qcom: Introduce Protection Domain Restart helpers Bjorn Andersson
2019-11-19 10:18 ` sibis
[not found] ` <0101016e832bd54d-453473ee-c0fa-44f5-a873-55b97dff4a9a-000000@us-west-2.amazonses.com>
2019-11-19 23:17 ` Bjorn Andersson
2019-11-20 12:12 ` Sibi Sankar
[not found] ` <0101016e7ee9d8b5-9759d0ba-4acf-4fc4-a863-fac9c738397f-000000@us-west-2.amazonses.com>
2019-11-19 6:53 ` [PATCH 3/3] soc: qcom: apr: Add avs/audio tracking functionality Bjorn Andersson
2019-11-19 10:25 ` sibis
[not found] ` <0101016e7ee9c591-d04928e8-6440-488c-a956-3b5c9b8988bf-000000@us-west-2.amazonses.com>
2019-12-03 21:52 ` [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings Rob Herring
2019-12-16 17:46 ` Sibi Sankar
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