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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8e0901c150sm76612066b.69.2026.01.30.03.01.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 30 Jan 2026 03:01:32 -0800 (PST) Message-ID: Date: Fri, 30 Jan 2026 12:01:30 +0100 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: Questions About SM8550 Support To: Aaron Kling , linux-arm-msm@vger.kernel.org References: Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: nUVdG6GTLEN5gKZLu6RmksA4vM1tpQFx X-Authority-Analysis: v=2.4 cv=FPcWBuos c=1 sm=1 tr=0 ts=697c8f8e cx=c_pps a=+D9SDfe9YZWTjADjLiQY5g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=mX1JPIkwxSeOyOEhtiAA:9 a=QEXdDO2ut3YA:10 a=vmgOmaN-Xu0dpDh8OwbV:22 X-Proofpoint-ORIG-GUID: nUVdG6GTLEN5gKZLu6RmksA4vM1tpQFx X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTMwMDA4OSBTYWx0ZWRfX/QHQqLz1j9Co KWqFKiRBxA4dJDMVpICr/dtna9XOFwI37+DhHoMXiDlRmY9pMHNumCn471ZAdCIa5q0tUzznjeN q8/EkENXT/qRYOJnefBmXC9Fjnvt9MG/Pkawp94z0rjNwHpENe6IaAX7lRSAAQyOL4ys/mupEHS ZG6iihpvbJ5AZ3H2hfF7bdz4wcVTTJRe7BJ37ofzAZ7mpvVm8YH5+Ioeg0xuuW5xmPHH3ZybyX8 Sr8oqMY8G/620zwZlh6iU1wVFX22Qe7QPFbYyxB1NGMTqpeQ6IVdZqLfpqDMJrLFTfnp7gXKNsl gHdEjGmoo20uZzdSqX6LjUK+FfleBmTPp9gQZJmY1NJ0BVKHhTsgJ/u7fkvquT8xQRf/3kf5BYx xB6b5yuMleIbMcJOs1Is26ynuu9olY5DHJzWyX9YqH70VpkxmVJNaALrzvcFZOPWCOuUZm7E2vF 8tknXthsyuAx4SQPDEw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-30_01,2026-01-29_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 spamscore=0 clxscore=1015 phishscore=0 bulkscore=0 impostorscore=0 suspectscore=0 priorityscore=1501 adultscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601300089 On 1/27/26 11:48 PM, Aaron Kling wrote: > I am working on the AYN Odin 2 qcs8550 series of devices, specifically > for Android, using mainline kernel drivers. I have come across some > missing functionality and failures that I would like to inquire about. > > * ABL fails to load a dtbo using a baseline dtb unmodified from > mainline. Using changes described in the gunyah watchdog thread [0], a > dtbo loads and the devices boot as expected. If any of the changes in > that post don't exist in the base dtb, abl will fail to load the dtbo > and go to the bootloader menu. This appears to be an issue in the > baseline abl code, affecting all devices of that generation. Would it > be allowable to merge a change adding those changes to the sm8550 > dtsi, allowing an unmodified mainline dtb to work with overlays? ABL is.. picky.. to say the least Could you please try to check if what once worked for me on a 8550-based Sony phone would happen to work for you too? 39c596304e44 ("arm64: dts: qcom: Add SM8550 Xperia 1 V") Konrad