linux-kernel - Re: [PATCH 4/6] dt-bindings: media: venus: describe sdm845 with optional pmdomains

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Message-ID: <cc6b409f-b562-2034-1f31-e38db267bcd7@linaro.org>
Date:   Tue, 10 Dec 2019 11:08:30 +0200
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org
Cc:     Vikash Garodia <vgarodia@...eaurora.org>,
        Tomasz Figa <tfiga@...omium.org>
Subject: Re: [PATCH 4/6] dt-bindings: media: venus: describe sdm845 with
 optional pmdomains

Hi,

Please ignore this patch for now. I forgot to add description for
power-domain-names property for sdm845. Will fix that in next version.

On 12/9/19 10:38 AM, Stanimir Varbanov wrote:
> Describe an optional DT binding for sdm845 with power-domain-names
> and clocks in Venus DT node. After that the binding for sdm845 will
> have two options, the first will be to describe vcodec clocks and
> pmdomains in (encoder and decoder) subnodes and the second will be
> to describe vcodec clocks and pmdomains in the Venus DT node
> (the parent). Both option will be handled in driver, and the second
> one will give an opportunity to the driver to dynamically assign
> vcodec pipelines for every given instance depending on its load.
> 
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>
> ---
>  .../devicetree/bindings/media/qcom,venus.txt  | 22 ++++++++++++++++++-
>  1 file changed, 21 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/media/qcom,venus.txt b/Documentation/devicetree/bindings/media/qcom,venus.txt
> index b602c4c025e7..69a104fcb8eb 100644
> --- a/Documentation/devicetree/bindings/media/qcom,venus.txt
> +++ b/Documentation/devicetree/bindings/media/qcom,venus.txt
> @@ -35,6 +35,21 @@
>  		- "iface"	Video accelerator AHB clock
>  		- "bus"		Video accelerator AXI clock
>  		- "mbus"	Video MAXI clock
> +- clock-names:
> +	Usage: required for sdm845
> +	Value type: <stringlist>
> +	Definition: Should contain the following entries:
> +		- "core"	Core video accelerator clock
> +		- "iface"	Video accelerator AHB clock
> +		- "bus"		Video accelerator AXI clock
> +- clock-names:
> +	Usage: optional for sdm845
> +	Value type: <stringlist>
> +	Definition: Should contain the following entries:
> +		- "vcodec0_core"	Codec0 core clock
> +		- "vcodec0_bus"		Codec0 AXI clock
> +		- "vcodec1_core"	Codec1 core clock
> +		- "vcoded1_bus"		Codec1 AXI clock
>  - power-domains:
>  	Usage: required
>  	Value type: <prop-encoded-array>
> @@ -72,7 +87,12 @@ Every of video-encoder or video-decoder subnode should have:
>  	Value type: <stringlist>
>  	Definition: Should contain the following entries:
>  		- "core"	Subcore video accelerator clock
> -
> +- clock-names:
> +	Usage: required for sdm845
> +	Value type: <stringlist>
> +	Definition: Should contain the following entries:
> +		- "core"	Video codec accelerator clock
> +		- "bus"		Video codec AXI clock
>  - power-domains:
>  	Usage: required for msm8996
>  	Value type: <prop-encoded-array>
> 

-- 
regards,
Stan