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Wed, 14 Oct 2026 02:19:26 -0700 (PDT) X-Received: by 2002:a17:902:cec2:b0:2e8:2f95:764d with SMTP id d9443c01a7336-2e842dfd299mr134804985ad.59.1791969565791; Wed, 14 Oct 2026 02:19:25 -0700 (PDT) Received: from [10.204.78.119] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e8422b8202sm64057305ad.51.2026.10.14.02.19.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 14 Oct 2026 02:19:25 -0700 (PDT) Message-ID: <76ad74bd-e742-428b-b206-9db6cc98f10d@oss.qualcomm.com> Date: Wed, 14 Oct 2026 14:49:16 +0530 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 v2 06/13] drm/msm/dp: Add support for DP controllers on Nord To: Dmitry Baryshkov Cc: Vinod Koul , Neil Armstrong , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Kuogee Hsieh , Shawn Guo , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, Ritesh Kumar , Mahadevan P References: <20261012-nord-drv-dt-v2-0-a2ab9af954d2@oss.qualcomm.com> <20261012-nord-drv-dt-v2-6-a2ab9af954d2@oss.qualcomm.com> Content-Language: en-GB From: Nabige Aala In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: PukWIr368spnvbRB_8xsnxIufdRXM-u6 X-Proofpoint-GUID: PukWIr368spnvbRB_8xsnxIufdRXM-u6 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE0MDAzNiBTYWx0ZWRfX5Res4sq6NnWV uwejmpYQcOcGVW2I3z5psfnZRkyiPQzy/EWNM16BH/0RB8EYLn4pkIVsdGafSwLFy/bZ2wjI/89 0n4WUl+ZFPwcv8EBwFx9d0XEt57Mx0pqhYqTuxK3/7ZIra1DW4FEvC8Uj82KjmDwOF8xX79+YQJ 4L4RDL1NVcCATASyadrOrFzLj20bbSwc+bFZiG9etsLZ+YtENTlGe6EZfNUS9m1A/+GsFBzMuDu GhPsx8kZHOPn06vruonkkdkrr9w1RQEe3siAAMa77FULx1l7MN3CF1w4ftswVoT0qJ6wYDtA1/P OvwMsA24aq2KtPBDniKs42oxcGCQ+NyNnHwipM5Jm7wZWwHZ8SCVYPfy4SCf1xsxeskxLD/t9nS yCGAjGSHb6KxKsd6/x4b4Gw2c/g6RIvGsYHLXECbwyn5oNZKst/xq4x1Asdo10pVsmlcM/1YI7z e0uPrHNl/GL0yudjHpw== X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE0MDAzNiBTYWx0ZWRfX07KT9SSmcto5 vHHyqENJbEUYQwAHHR028AeyX3A+89hp+xO1IBbU9U4FSaT5kB/85ZNQkc7Es0Ue9yGUIQxQuRz /pw0O7VZP5XMz2ibfI6Haxr5WD3AuTs= X-Authority-Analysis: v=2.4 cv=U7AHnuru c=1 sm=1 tr=0 ts=6acf491e cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=9x1Nq3F55a8nTBbgZHMA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-13_01,2026-10-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 malwarescore=0 lowpriorityscore=0 adultscore=0 impostorscore=0 bulkscore=0 phishscore=0 suspectscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610140036 On 10/13/2026 2:48 PM, Dmitry Baryshkov wrote: > On Mon, Oct 12, 2026 at 07:02:16PM +0530, Nabige Aala wrote: >> From: Mahadevan P >> >> Add the Nord DP desc and compatible. Nord is supporting the >> four DP cotnrollers, two per MDSS instance. >> >> Signed-off-by: Mahadevan P >> Signed-off-by: Nabige Aala >> --- >> drivers/gpu/drm/msm/dp/dp_display.c | 9 +++++++++ >> 1 file changed, 9 insertions(+) > Why are they not a part of the existing entries? Is it a newer core? Nord has two MDSS instances, each with two DP controllers. The first pair (0x0af54000, 0x0af5c000) is MDSS0 and the second pair (0x08d54000, 0x08d5c000) is MDSS1 at a different base. No existing table covers this combination, So I added a new desc entry for Nord. >