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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b876b6865desm87727666b.12.2026.01.14.01.28.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 14 Jan 2026 01:28:24 -0800 (PST) Message-ID: <67bc5301-8649-4aa9-bdd7-7f3b57d7da76@oss.qualcomm.com> Date: Wed, 14 Jan 2026 10:28:23 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] arm64: dts: qcom: add apq8096sg-db820c, AP8096SG variant of DB820c To: Dmitry Baryshkov 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: <20251111-db820c-pro-v1-0-6eece16c5c23@oss.qualcomm.com> <20251111-db820c-pro-v1-2-6eece16c5c23@oss.qualcomm.com> <02a9d6eb-e480-431b-bd4c-a35cee170516@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTE0MDA3NSBTYWx0ZWRfX5isDwCr8TOsr lhc6Fi3zr6+Z6i4Xz9/W+1EhnK6G0u9K8pHdkppEgeZ/WUh+SbktI2Z0pV8iVDpxhHat1fgjD3z 5wa6FnJT5ejzJyxn3x2PZw5/QQzwQHj3bMPXAylhiWREckuLQ34eNytJzp6luGeQkS2lKUvrmCg GYV1LTYMztzHthsbbOAEG19J69cNkmH++0P9uVjkVL25uU6UN1RWWBY/E+RBkSvuTHrb9jI6pFw cTN1nQXVnlLsXgOAs9jyWxk1ppEz5SCk0OYJt2PqypKo6CA7oQC8/ES8+W6CKsq9v7gGkZbPosa ehEm/WXe97HNwFS1J3tvlfiWYJnFP3CD7oP7czpXsMrW2y+CLLYmrU+c1gvhhnoqLp8xpHjz5nc Vj/XQS5jOrqIVecc0HHCmpApzhmzODVTJiLUFC+PUULdMJUR+/2DcGE/oqCSLqWANi9w8HDX3mh 8CVk2JHa2L1yTbSjZxA== X-Proofpoint-GUID: evOPrLLIQyvAIm3yfPzDMx4cWRiN67Lt X-Proofpoint-ORIG-GUID: evOPrLLIQyvAIm3yfPzDMx4cWRiN67Lt X-Authority-Analysis: v=2.4 cv=RuDI7SmK c=1 sm=1 tr=0 ts=696761ba cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=jziRN_jVPNxdJwAr87wA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-14_03,2026-01-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 phishscore=0 adultscore=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 suspectscore=0 clxscore=1015 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601140075 On 1/14/26 1:12 AM, Dmitry Baryshkov wrote: > On Mon, Nov 17, 2025 at 12:54:22PM +0100, Konrad Dybcio wrote: >> On 11/15/25 1:09 AM, Dmitry Baryshkov wrote: >>> On Fri, 14 Nov 2025 at 23:31, Konrad Dybcio >>> wrote: >>>> >>>> On 11/13/25 9:32 PM, Dmitry Baryshkov wrote: >>>>> On Wed, Nov 12, 2025 at 10:44:49AM +0100, Konrad Dybcio wrote: >>>>>> On 11/11/25 5:02 PM, Dmitry Baryshkov wrote: >>>>>>> There has been a (rare) varint of Dragonboard 820c, utilizing Pro >>>>>>> version of the SoC, with the major difference being CPU and GPU clock >>>>>>> tables. Add a DT file representing this version of the board. >>>>>> >>>>>> So is the conclusion that both flavors were used? >>>>> >>>>> Yes. I have had a production unit with a non-SG flavour. Bjorn's lab >>>>> has a standard one too. All units in Collabora lab are Pro ones. >>>> >>>> Pro doesn't necessarily have to == SG, this seems to be sort of >>> >>> My understanding was that APQ8096SG is modem-less MSM8996Pro. >>> >>>> a "MSM8996Pro" and "QCM8996Pro" situation. >>> >>>> I'm hoping that speedbin >>>> fuse values don't have different meanings for mobilePro and SG >>> >>> At least downstream doesn't have separate bins for APQ versions. >> >> arch/arm64/boot/dts/qcom/msm8996pro.dtsi: qcom,msm-id = <305 0x10000>; >> arch/arm64/boot/dts/qcom/msm8996pro-v1.1.dtsi: qcom,msm-id = <305 0x10001>; >> >> this is interesting, perhaps Pro==SG then > > Yes. At least it matches what is written in the LK sources (or in > MSM8996 Device Revision Guide). > > The JTAG ID matches APQ8096SG, the bootloader identifies it as 8996 Pro. > > Any remaining issues? No, I think we're good Reviewed-by: Konrad Dybcio Konrad