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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b90bdf80b04sm186150166b.3.2026.02.25.02.48.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 25 Feb 2026 02:49:00 -0800 (PST) Message-ID: <75113126-069b-4aa5-80c2-e9cfab9b032d@oss.qualcomm.com> Date: Wed, 25 Feb 2026 11:48:56 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: qcom: sc8280xp: Add dsi nodes on SC8280XP To: Pengyu Luo , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Krishna Manikandan , Jonathan Marek Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tianyu Gao , White Lewis References: <20260225054525.6803-1-mitltlatltl@gmail.com> <20260225054525.6803-6-mitltlatltl@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260225054525.6803-6-mitltlatltl@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjI1MDEwNiBTYWx0ZWRfX+JIVZk/+kjLp PFA5MZ4/ONCC0HEryvDJ+IgY0t25V9XT5w3baAw1/dip1QUor8w40WW3RHLiM+dNnhnbvF4jZgA J1akdKI7HjIoWm9UEUT3odcFtY9xiOg2FSmSBNapE2rAccJvvH3T0oUIvzB4ToOwq7xV9kyNza+ jFFTuPQ7ksKuLjPLENxRnZ31Oi0Y47TO6+UqG8MJjOlhfBethyfV2ZTAwrH09tEjvQNhcyXhc9B +eWRHrCNx+tG8SINI1Ms98/37C1MPYKgLw4n9YoUTtaTbLNvrsFCFrW5wi+Z6uV9fI3QrZszTbS x+3Uf/20xRsbU1Ue8vVzWBcpDwu26ul2iLqbIzDduwBvqqnI1RKBP1FbExMWYrDGJ0caMi5ZafS l2Q+UMYHw8Y93qDoIDlMEM8HuwdCtZc4ghxq268ftjTWIA+GwgdS/7BkcMtp+50MjjvykcNsg3z JDCqQQ0Eo8CZtv7nEvw== X-Proofpoint-GUID: IVMFoML6vuzkca4gktFrMDPYGN2o6LHt X-Proofpoint-ORIG-GUID: IVMFoML6vuzkca4gktFrMDPYGN2o6LHt X-Authority-Analysis: v=2.4 cv=etXSD4pX c=1 sm=1 tr=0 ts=699ed39e cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=pGLkceISAAAA:8 a=mSDy6qZ-4McrUV2NBLIA:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 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=2026-02-24_03,2026-02-23_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 malwarescore=0 suspectscore=0 bulkscore=0 phishscore=0 spamscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2602250106 On 2/25/26 6:45 AM, Pengyu Luo wrote: > The DT configuration follows other Samsung 5nm-based Qualcomm SOCs, > utilizing the same register layouts and clock structures. > > However, DSI won't work properly for now (Partial content wrapped to > the left side) until we submit dispcc fixes. And some panels require > DPU timing calculation fixes too. (hdisplay / width timing round errors > cause the fifo error) > > Co-developed-by: Tianyu Gao > Signed-off-by: Tianyu Gao > Signed-off-by: Pengyu Luo > Tested-by: White Lewis # HUAWEI Gaokun3 > --- [...] > + port@1 { > + reg = <1>; > + mdss0_intf1_out: endpoint { style: it's preferable to keep a new line between the last property and the following subnode, i.e.: port@1 { reg = <1>; mdss0_intf1_out: endpoint { ... } > + remote-endpoint = <&mdss0_dsi0_in>; > + }; > + }; > + > + port@2 { > + reg = <2>; > + mdss0_intf2_out: endpoint { > + remote-endpoint = <&mdss0_dsi1_in>; > + }; > + }; > + > port@4 { > reg = <4>; > mdss0_intf4_out: endpoint { > @@ -4791,6 +4806,195 @@ opp-810000000 { [...] > + phy-names = "dsi"; > + > + phys = <&mdss0_dsi0_phy>; property property-names in this order, please [...] > + mdss0_dsi0_phy: phy@ae94400 { > + compatible = "qcom,sc8280xp-dsi-phy-5nm"; > + reg = <0 0x0ae94400 0 0x200>, > + <0 0x0ae94600 0 0x280>, > + <0 0x0ae94900 0 0x27c>; last entry: size=0x280, all instances, there's actually a register at +0x27c [...] > + mdss0_dsi1_opp_table: opp-table { You can reference the prior OPP table (and just call it dsi_opp_table) since they're identical Konrad