From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: talos-evk-som: Add firmware-name to QUPv3 nodes
Date: Mon, 17 Aug 2026 15:02:30 +0200 [thread overview]
Message-ID: <dcf5fb6a-5d41-4fbe-a22a-39280337cf42@oss.qualcomm.com> (raw)
In-Reply-To: <20260805-talos-evk-qupv3-firmware-name-v1-1-3ebd5e5578bd@oss.qualcomm.com>
On 8/5/26 1:27 PM, Viken Dadhaniya wrote:
> Traditionally, firmware loading for Serial Engines (SE) in the QUP hardware
> of Qualcomm SoCs has been managed by TrustZone (TZ). While this approach
> ensures secure SE assignment and access control, it limits flexibility for
> developers who need to enable various protocols on different SEs.
>
> Add the firmware-name property to QUPv3 nodes in the device tree to enable
> firmware loading from the Linux environment. Handle SE assignments and
> access control permissions directly within Linux, removing the dependency
> on TrustZone.
>
> Signed-off-by: Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
next prev parent reply other threads:[~2026-08-17 13:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-05 11:27 Viken Dadhaniya
2026-08-17 13:02 ` Konrad Dybcio [this message]
2026-09-18 1:49 ` Bjorn Andersson
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