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SubjectRe: [PATCH 1/2] dt-bindings: reserved-memory: rmtfs: Document qcom,assign-to-nav
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On 14/12/2022 10:55, Konrad Dybcio wrote:
>
>
> 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..

One thing could be number of VMs - if it is even something known.

Best regards,
Krzysztof

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