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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8b09af91781sm566203b3a.24.2026.11.03.23.59.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Nov 2026 23:59:47 -0800 (PST) Date: Wed, 4 Nov 2026 15:59:41 +0800 From: Shawn Guo To: Konrad Dybcio Cc: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mohd Ayaan Anwar , Zhangfei Gao , Bartosz Golaszewski , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH RFC 1/3] arm64: dts: qcom: nord: Add Ethernet support Message-ID: References: <20261101080413.1428016-1-shengchao.guo@oss.qualcomm.com> <20261101080413.1428016-2-shengchao.guo@oss.qualcomm.com> <658a44f3-219e-4810-8931-192a26ebdc3b@oss.qualcomm.com> X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <658a44f3-219e-4810-8931-192a26ebdc3b@oss.qualcomm.com> X-Proofpoint-GUID: 3NOEf_V4hTpXJNnFfgkLvoI0no3AxhyS X-Proofpoint-ORIG-GUID: 3NOEf_V4hTpXJNnFfgkLvoI0no3AxhyS X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTA0MDAzMSBTYWx0ZWRfXzZp+toeeewuy PuJO295ke8/4ogsm22DkXYlDt4sLuXYZGFxR9FqvffEx3oHhx+kAzUmQIVDH+g4KLkqqbop7uaQ yhnICwZy1k+0lR3tQNm4gg7eOiA5iLOYk52oikcLqxcCq71umU9FaH8WMElxMQIznOY8m5gJQNn GfoTiKmo/Kq97xWiYrwf1v9WY3o/PsVmwXCqQXDx42e+hmzAFyVYhhm6juxRSwltvUjGXIAgDXk oAEfuA+L8HJSfrBjrCRS6Y66nBZfA8oH+7L3HoVXnWrj/piMpdQeLk3tYvysLl6u8RDBF0CVThY 125L9gGEhdAH02wcs619WQ88gfzYF+C5UdY3k8eOiFj3hiCYnc7AM5j9pnkZc0am0ppDN2vEJkM T5KwE+r8Gxc1Ob0RLL/rtwWwg6C8Ozq6Bo3nxZoT1lkPyP2g7vTqbH1Ue8tyeVUO9iUhQ5XSQiX N3cCd1uyZJJUNuNwuKA== X-Proofpoint-Spam-Info: AW1haW4tMjYxMTA0MDAzMSBTYWx0ZWRfXx7eQ+NnDXGj6 3Nr+0QLKVsPwg2uAR+JW9SylCZ5rw3eDeYBV3/dn/fGdS3N5pAFcu6mNY0azvCeoLDuXhNuRpru lNNea29EcdBPpjyjfNnklmMh0MAFs/g= X-Authority-Analysis: v=2.4 cv=HbWB3SE8 c=1 sm=1 tr=0 ts=6aeae5f5 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=EUspDBNiAAAA:8 a=SSptHCAamaIDb59YXrMA:9 a=CjuIK1q_8ugA:10 a=zc0IvFSfCIW2DFIPzwfm:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-04_01,2026-11-03_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 priorityscore=1501 adultscore=0 malwarescore=0 suspectscore=0 clxscore=1015 spamscore=0 phishscore=0 lowpriorityscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2611040031 On Mon, Nov 02, 2026 at 04:01:03PM +0100, Konrad Dybcio wrote: > On 11/1/26 9:04 AM, Shawn Guo wrote: > > From: Mohd Ayaan Anwar > > > > Describe both Nord 10-Gbps Ethernet controllers, including their XPCS and > > SerDes blocks, clocks, resets, power domains, interconnects, SMMU streams > > and DMA queues. > > > > Signed-off-by: Mohd Ayaan Anwar > > Signed-off-by: Shawn Guo > > --- > > [...] > > > + phys = <&serdes0>; > > + phy-names = "serdes"; > > I believe this holds for both GearVM and embedded, so you can move > it to the common DTSI No, this doesn't apply to GearVM. The SerDes is owned entirely by the SCMI server firmware for GearVM variant. LDOs, clkref, reset, and the per-speed PLL/RX/TX programming driven by an SCMI perf domain whose level is the link speed. Shawn