linux-kernel - Re: [PATCH v2 1/2] dt-bindings: reserved-memory: document Qualcomm MPSS DSM memory

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Date:   Fri, 18 Nov 2022 14:26:34 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Andy Gross <agross@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: reserved-memory: document Qualcomm
 MPSS DSM memory

On 18/11/2022 11:46, Krzysztof Kozlowski wrote:
> On 18/11/2022 09:53, Neil Armstrong wrote:
>> Document the Qualcomm Modem Processing SubSystem DSM shared memory.
>>
>> This memory zone is shared between the APPS and the MPSS subsystem,
>> and must be configured during the whole lifetime of the system.
>>
>> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
>> ---
>>   .../reserved-memory/qcom,mpss-dsm-mem.yaml         | 37 ++++++++++++++++++++++
>>   1 file changed, 37 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/reserved-memory/qcom,mpss-dsm-mem.yaml b/Documentation/devicetree/bindings/reserved-memory/qcom,mpss-dsm-mem.yaml
>> new file mode 100644
>> index 000000000000..226d0dfc422c
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/reserved-memory/qcom,mpss-dsm-mem.yaml
>> @@ -0,0 +1,37 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/reserved-memory/qcom,mpss-dsm-mem.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm Modem Processing SubSystem DSM Memory
>> +
> 
> Discussion in v1 is still going. Memory region is not a device.

Nowhere is was affirmed this was a device.

> 
> Best regards,
> Krzysztof
>