From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Konrad Dybcio <konrad.dybcio@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,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@somainline.org>,
Loic Poulain <loic.poulain@linaro.org>,
Stephan Gerhold <stephan@gerhold.net>
Subject: Re: [PATCH v4 3/3] dt-bindings: firmware: qcom: scm: Separate VMIDs from header to bindings
Date: Tue, 10 Jan 2023 11:11:48 +0100 [thread overview]
Message-ID: <a81b8f5c-9d41-e612-8d77-abf280898c48@linaro.org> (raw)
In-Reply-To: <20230109130523.298971-3-konrad.dybcio@linaro.org>
On 09/01/2023 14:05, Konrad Dybcio wrote:
> The SCM VMIDs represent predefined mappings that come from the
> irreplaceable and non-omittable firmware that comes with every
> Qualcomm SoC (unless you steal engineering samples from the factory)
> and help clarify otherwise totally magic numbers which we are
> required to pass to the secure world for some parts of the SoC to
> work at all (with modem being the prime example).
>
> On top of that, with changes to the rmtfs binding, secure VMIDs will
> become useful to have in device trees for readability. Separate them
> out and add to include/dt-bindings.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> ---
> v3 -> v4:
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards,
Krzysztof
next prev parent reply other threads:[~2023-01-10 10:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-09 13:05 [PATCH v4 1/3] dt-bindings: reserved-memory: rmtfs: Make qcom,vmid an array Konrad Dybcio
2023-01-09 13:05 ` [PATCH v4 2/3] soc: qcom: rmtfs: Optionally map RMTFS to more VMs Konrad Dybcio
2023-01-09 13:05 ` [PATCH v4 3/3] dt-bindings: firmware: qcom: scm: Separate VMIDs from header to bindings Konrad Dybcio
2023-01-10 10:11 ` Krzysztof Kozlowski [this message]
2023-01-10 10:11 ` [PATCH v4 1/3] dt-bindings: reserved-memory: rmtfs: Make qcom,vmid an array Krzysztof Kozlowski
2023-01-11 5:09 ` (subset) " Bjorn Andersson
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