From: Konrad Dybcio <konrad.dybcio@linaro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
linux-arm-msm@vger.kernel.org, andersson@kernel.org,
agross@kernel.org
Cc: marijn.suijten@somainline.org, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: reserved-memory: rmtfs: Document qcom,assign-to-nav
Date: Wed, 14 Dec 2022 10:55:46 +0100 [thread overview]
Message-ID: <005d073c-a937-5ef8-a97b-09bc17d6f354@linaro.org> (raw)
In-Reply-To: <e79ae240-95ce-1629-70f3-378d98f38841@linaro.org>
On 14.12.2022 09:11, Krzysztof Kozlowski wrote:
> On 13/12/2022 18:03, Konrad Dybcio wrote:
>> Some SoCs mandate that the RMTFS is also assigned to the NAV VM, while
>> others really don't want that. Since it has to be conditional, add a
>> bool property to toggle this behavior.
>>
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
>> ---
>> .../devicetree/bindings/reserved-memory/qcom,rmtfs-mem.yaml | 5 +++++
>> 1 file changed, 5 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/reserved-memory/qcom,rmtfs-mem.yaml b/Documentation/devicetree/bindings/reserved-memory/qcom,rmtfs-mem.yaml
>> index 2998f1c8f0db..1d8c4621178a 100644
>> --- a/Documentation/devicetree/bindings/reserved-memory/qcom,rmtfs-mem.yaml
>> +++ b/Documentation/devicetree/bindings/reserved-memory/qcom,rmtfs-mem.yaml
>> @@ -31,6 +31,11 @@ properties:
>> description: >
>> vmid of the remote processor, to set up memory protection
>>
>> + qcom,assign-to-nav:
>> + type: boolean
>> + description: >
>
> No need for '>'
>
>> + whether to also assign the region to the NAV VM
>
> Here and in property name you express desired Linux driver action, but
> it is better to express the property of the hardware. What is
> different/special in these SoCs or their configuration that additional
> assignment is needed?
Honestly, I have no clue.. probably there's something more complex
than was there before connected to GPS..
Konrad
>
>
> Best regards,
> Krzysztof
>
next prev parent reply other threads:[~2022-12-14 9:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-13 17:03 [PATCH 1/2] dt-bindings: reserved-memory: rmtfs: Document qcom,assign-to-nav Konrad Dybcio
2022-12-13 17:03 ` [PATCH 2/2] soc: qcom: rmtfs: Optionally map RMTFS to NAV VM Konrad Dybcio
2022-12-14 8:11 ` [PATCH 1/2] dt-bindings: reserved-memory: rmtfs: Document qcom,assign-to-nav Krzysztof Kozlowski
2022-12-14 9:55 ` Konrad Dybcio [this message]
2022-12-14 10:31 ` Krzysztof Kozlowski
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