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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-60fca6676a2sm7153168a12.5.2025.07.08.07.21.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Jul 2025 07:21:28 -0700 (PDT) Message-ID: <29da8704-5369-4001-8a0b-04a5d1c23dc4@oss.qualcomm.com> Date: Tue, 8 Jul 2025 16:21:27 +0200 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 5/6] arm64: dts: qcom: ipq9574: Add the IMEM node To: Kathiravan Thirumoorthy , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250708-imem-v2-0-692eb92b228e@oss.qualcomm.com> <20250708-imem-v2-5-692eb92b228e@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250708-imem-v2-5-692eb92b228e@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=dYuA3WXe c=1 sm=1 tr=0 ts=686d296c cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Wb1JkmetP80A:10 a=EUspDBNiAAAA:8 a=owAxAYLDMf__z6yt7SIA:9 a=QEXdDO2ut3YA:10 a=NFOGd7dJGGMPyQGDc5-O:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzA4MDEyMCBTYWx0ZWRfX2EOF4B03mVTm HpQIc0R18kNDrRcG0IjxJ9hJKON3kDkuJf6D0MB+P2+gAwjtoWOVPi9zM06WbCLNUttJmsPw1j4 nvCpbNJmsu9jhbUxtnjh22h+jKkRY4tdQTR5pgaBow4Hjl0RK1EjP4l9D2Npu9ELBE7S3avSkiF kHVSnBmYRVgtOMcRr5GpYJKLog1BvcGYo+tZFrSDb3DfB8NeVHJLhFZB2mYydOlDdugHp2zhtdk JbDik7GLQaY+z/F5nbA9gcKXxLdUrOgQyHW5qwoFtz1mZZCMxsoTY+bPtYjkliqzRm7SC3Qmwpn OFxEOzSfjgnfzaCKs7RfdXG71ydPNgXq6wCL1FfevZrMsI0u/5XPyCC7bs4dex64KBeSZovCUx0 MyBC/Df9I6MgQJ7n6CKYXrGTOPehMoDQhKuLADN8QFaxOJgDoA58ZSG+SYk7UQ/oetO3PG+G X-Proofpoint-GUID: FLpygLxfmmFktABfPEapq7VzlRjei_rC X-Proofpoint-ORIG-GUID: FLpygLxfmmFktABfPEapq7VzlRjei_rC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-07-08_03,2025-07-07_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 clxscore=1015 impostorscore=0 lowpriorityscore=0 priorityscore=1501 spamscore=0 adultscore=0 mlxlogscore=744 malwarescore=0 mlxscore=0 bulkscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507080120 On 7/8/25 7:39 AM, Kathiravan Thirumoorthy wrote: > Add the IMEM node to the device tree to extract debugging information > like system restart reason, which is populated via IMEM. Define the > IMEM region to enable this functionality. > > As described, overall IMEM region is 32KB but only initial 4KB is > accessible by all masters in the SoC. > > Signed-off-by: Kathiravan Thirumoorthy > --- Reviewed-by: Konrad Dybcio Konrad