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Thu, 09 Jul 2026 06:09:42 -0700 (PDT) X-Received: by 2002:a05:6102:a51:b0:740:2974:57bc with SMTP id ada2fe7eead31-744f073fc4amr982273137.2.1783602581725; Thu, 09 Jul 2026 06:09:41 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c15adb30f98sm500037966b.55.2026.07.09.06.09.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Jul 2026 06:09:40 -0700 (PDT) Message-ID: Date: Thu, 9 Jul 2026 15:09:38 +0200 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 v3 RESEND 2/5] arm64: dts: qcom: Add device tree for Nord SoC series To: Shawn Guo Cc: Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Dmitry Baryshkov , Bartosz Golaszewski , Deepti Jaggi , Harshal Dev , Herbert Xu , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260526051300.1669201-1-shengchao.guo@oss.qualcomm.com> <20260526051300.1669201-3-shengchao.guo@oss.qualcomm.com> <65467777-27eb-4b8e-bb36-ace91ad27e0a@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: AW1haW4tMjYwNzA5MDEyOCBTYWx0ZWRfX+DZEO0SRUTB6 7s5NiD8uSVssFp2obtIS2wvyphfwy4dPebIUSwYypEmJ1h4r47UhRicT9An0I3umUl9XVs9ZCo8 YDlm48K1YuuZ0tsRB2PGI/rPaTwrx+cf19fLSdYCVblGEeXZr69YFWsPVqjeYHkILT1XcSA9R4r BSh5GulLRBlXEgPAEBaQpFXha7DGOolkdRC1DZ+DLRP8nq7+xp58VniJ1wZmFgT4iBoymcC7Gh4 B3ntSJU7bYGfTBbXYDKVuXjcBYnzWW0eJR2AgXb+nFZIYDJhvegwgTDGbt5GAmIs8wuoUia0Ree JjLbxL586aLjB5fHtWvFcuw/6FT+PKQdeG0wdb6S3kP6oUybTnDa+a1nQ+ie9k+elrZrFPjQ3vv d7WVDlXy6hyNscAZZqXMNajc4xWOZpN/wr2KjYV3JinErTgarOUIgvVWlFUMS1nr+Cr02qYGnyf ZWG0WzXG+x9dfKclcbw== X-Proofpoint-GUID: VV1Zf4PzevmNPVjwuElJuRvvRY3wa2F7 X-Authority-Analysis: v=2.4 cv=fMIJG5ae c=1 sm=1 tr=0 ts=6a4f9d97 cx=c_pps a=R6oCqFB+Yf/t2GF8e0/dFg==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=NU6Q5Yw1M9mtJpQV3egA:9 a=QEXdDO2ut3YA:10 a=TD8TdBvy0hsOASGTdmB-:22 X-Proofpoint-ORIG-GUID: VV1Zf4PzevmNPVjwuElJuRvvRY3wa2F7 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzA5MDEyOCBTYWx0ZWRfX3k7v6JQy7Q0h g/EoRr0rzPndB7nRbIlhv0o8bKAfHFHUv/uTGzkwLxQaYBFeRoVPeNh9f3GX35Bky8IojxrJcg8 Xm3n9rEIk9HVK/1epm4VkcOLR3oXYUg= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-09_02,2026-07-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 bulkscore=0 phishscore=0 clxscore=1015 impostorscore=0 spamscore=0 priorityscore=1501 malwarescore=0 lowpriorityscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607090128 On 7/4/26 3:05 AM, Shawn Guo wrote: > On Tue, Jun 16, 2026 at 12:57:42PM +0200, Konrad Dybcio wrote: >> On 5/26/26 7:12 AM, Shawn Guo wrote: >>> Add base device tree include (nord.dtsi) for the Nord SoC series >>> describing the core hardware components: >>> >>> - 18 Oryon (qcom,oryon-1-5) cores in three clusters, with PSCI-based >>> power management and CPU/cluster idle states >>> - ARM GICv3 interrupt controller with ITS >>> - TLMM GPIO/pinctrl controller >>> - 8 TSENS thermal sensors with thermal zones >>> - 3 APPS SMMU-500 instances >>> - 3 QUPv3 GENI SE QUP blocks >>> - PDP SCMI channel and mailbox >>> - Watchdog, TRNG and TCSR >>> - Reserved memory, CMD-DB and firmware SCM >>> - PSCI and architected timers >> >> [...] >> >>> + dump_mem: mem-dump-region { >>> + alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>; >> >> off-by-1? > > Yes. We have the same thing in sdm845.dtsi and sm8750.dtsi. Unless you > think that missing the last byte is functionally problematic, I would > rather be consistent with the established pattern in the tree. It's difficult to tell whether it's cargo cult or whether the hw actually has an issue decoding 0xffff_ffff. I would skew towards the former, but I have nothing to prove that Konrad