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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-672c4d5de13sm3245083a12.26.2026.04.22.02.36.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 22 Apr 2026 02:36:56 -0700 (PDT) Message-ID: Date: Wed, 22 Apr 2026 11:36:52 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] phy: qualcomm: qmp-combo: update DP PHY PLL programming on Glymur To: Mahadevan P , Vinod Koul , Neil Armstrong , Wesley Cheng , Abel Vesa , Dmitry Baryshkov , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Ritesh Kumar References: <20260419-glymur_dp-v1-1-ad1067a8e8ae@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260419-glymur_dp-v1-1-ad1067a8e8ae@oss.qualcomm.com> X-Proofpoint-ORIG-GUID: TGHoPApiiPDhdXrr2EBrSUtAEX2MelHW X-Authority-Analysis: v=2.4 cv=c5ibhx9l c=1 sm=1 tr=0 ts=69e896bc cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=OVYcTxqJx27R85M3AYkA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-GUID: TGHoPApiiPDhdXrr2EBrSUtAEX2MelHW X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDIyMDA5MSBTYWx0ZWRfX2ZdgcUpy/bPu OSW9IQcX6xtOufsRbiTWrJonpZhyJMRG/N6UEPTBPH0HqncmJ9FCaTiDLN3pKI5UdLZj1IqVaZJ fPUc+pXIVGZFU/X5/WX/236S0pSp0w1qTjoBqIIj9KaRyPQQHXhSJJzxP9Mg04EsFkUGFKYHr65 NTybVDPCGIWaIgavsW4ktJXm2Rtm6OBeANKD4+xEwB4h7v9yGn6F/dB+f+x4Y8NPPPqfIP1p4ak oYAg0OlDz+VP6PzICnN2Vyridi8kAfBimM4NgJ+J3qJJ5bcJM3mWcv9n7wSEgFnIIQ5ivLwPXsa LyFzJncG3PJYUG8LvmTqiCIs+IPbD6wp65Pw0NmU6SQ1pxSJhAYo6+yo25rjsuqJI8GYCXNQJdR YIQbMElZN5luchHhY7u9Kc5/eYGJ+nWc2pSf3yN4NFg/MuF8RWu5liTuOoQFCfam1xHuGZ+u5Pz 4N5z/QsNGjRoOhTixHA== 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=2026-04-22_01,2026-04-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 malwarescore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 adultscore=0 impostorscore=0 phishscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604220091 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260422_023700_770353_2E701243 X-CRM114-Status: GOOD ( 10.76 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On 4/19/26 12:15 PM, Mahadevan P wrote: > The existing DP PHY PLL and AUX configuration for the Glymur platform > does not fully follow the Hardware Programming Guide requirements for > DP over Type-C, which results in DP link bring-up failures. > > Update the DP PHY programming sequence and PLL-related register > settings to align with the latest HPG recommendations. With this > change, DP link training completes successfully on Glymur-based > platforms. > > Fixes: d10736db98d2 ("phy: qualcomm: qmp-combo: Add DP offsets and settings for Glymur platforms") > Signed-off-by: Ritesh Kumar > Signed-off-by: Mahadevan P The tag chain is invalid as-is. Should this patch have "Author: Ritesh Kumar"? Konrad -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy