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Sun, 29 Mar 2026 22:31:50 -0700 (PDT) Received: from [10.216.1.96] ([202.46.23.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82ca86286dbsm6043459b3a.56.2026.03.29.22.31.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 29 Mar 2026 22:31:49 -0700 (PDT) Message-ID: <92bbc947-4212-4608-aeda-927cbc476e69@oss.qualcomm.com> Date: Mon, 30 Mar 2026 13:31:42 +0800 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] arm64: dts: qcom: hamoa-iot-som: Add firmware-name to QUPv3 nodes To: Abel Vesa Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260327085318.2771771-1-xueyao.an@oss.qualcomm.com> From: Xueyao An In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: 0rZBj07X8Vah6ZRb3aKno7HTPFFPJoki X-Proofpoint-GUID: 0rZBj07X8Vah6ZRb3aKno7HTPFFPJoki X-Authority-Analysis: v=2.4 cv=evLSD4pX c=1 sm=1 tr=0 ts=69ca0ac7 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=j4ogTh8yFefVWWEFDRgCtg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=KbYPcWELwFK7O2jxHYoA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=zc0IvFSfCIW2DFIPzwfm:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzMwMDA0MCBTYWx0ZWRfX2haO5DTsmpLY CgjdUcnawOGt8U+SF0ebpR7AhARK7IvpGS4t3Mhn0lSz9H9K4eSM0bbUj23NF0RYDSNVWzGWMOB Te6KvWpSlGThOF9bACPePti7wrngHwyweYx4vBWnUFarx3bUhBjvLY8BdTnG5H487tYDeKgd/ZR tzhxpl0V8yZ3cv/tX7C5TTRmdt+0oIcPOpsje9JtNyraQJL2murrWPXguvDnPWfjNRWVM2jRPPM Qvu3XZ1Yzw2bgQLCdvSEZgQPvDL/v+8HmkHUZ4R+E1rVS+bU7DG4cG+ct5GarGV2Rd5dipUErl3 oWv9eh/Or+qSLUSvExaING4t7H4tqD3KYkr+MgoB7eZLn6lei61mfOZBs1g69msw1pK2DXu6+Sn uAOgQBsnVQt2ynuPeQlO//q3AP/PjowfDJey3pxiat9lDiQGqa3lAGkB2wAgyUx4zuerOhOcvnV MC47tM/vbz3gyCmtZtA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-29_05,2026-03-28_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 adultscore=0 lowpriorityscore=0 suspectscore=0 clxscore=1015 impostorscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603300040 I sincerely apologize for the confusion and any inconvenience caused. This patch has already been upstreamed, so please kindly ignore it. Thank you very much for your understanding, and sorry again for the oversight. 在 2026/3/27 23:21, Abel Vesa 写道: > On 26-03-27 16:53:17, Xueyao An 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: Xueyao An > Hopefully, there is a DT binding schema update that goes with this... > > Reviewed-by: Abel Vesa