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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b9084c5c514sm515848566b.5.2026.02.25.04.34.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 25 Feb 2026 04:34:20 -0800 (PST) Message-ID: <3fc99f1b-6e67-4e17-ba02-eba963714ca1@oss.qualcomm.com> Date: Wed, 25 Feb 2026 13:34:19 +0100 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 v7 5/5] arm64: dts: qcom: ipq5424: add support to get watchdog bootstatus from IMEM To: Kathiravan Thirumoorthy , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Wim Van Sebroeck , Guenter Roeck , Rajendra Nayak Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, Dmitry Baryshkov References: <20260225-wdt_reset_reason-v7-0-65d5b7e3e1eb@oss.qualcomm.com> <20260225-wdt_reset_reason-v7-5-65d5b7e3e1eb@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260225-wdt_reset_reason-v7-5-65d5b7e3e1eb@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: suEXq9B3cMhlBfwq0G4AjgIBsl-IQc6n X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjI1MDEyMiBTYWx0ZWRfX3aqXYqtGic2M HEGhRwGAI6Abu4dqeVmx2W09SW3mvorYvLI4PxJYQNEXhl0ZXSSfWspE0tlHfiEyJoP0e/q7r0f alYO/l69iAPRbrztUduSmlhA1+H1DjNw7MMc2vz3j86iAUmUo+MvQXaClrsI/kwZV+5ETHj9ou4 dkhIzrhTbF1KDb/0L1kKFZsOilJJ/LdWRH3qit9qy/g8sl8TquQRk7phINr4hu8QI1HS4luZZLd vXZQ3JSWnbWH/yIH541Ns6oz2/aG4tLYXa+dRQZ6aeeZSH8upeU5seB/I3CdIHVWXVmHs25QZHh jV4D/WWfrGWUBXUeG832VoXIBk8jq25Hq99Id24bRSKuax9VtusUP/DMKqKYdekDYoLw15eR7j0 Z1XQALQF/WuAGaT0vYMcAvap7uZMV/Mhp2Of58UEz3SQE0tcUnQ4XxRPq3XHfKEolrV6K/mmLaG 4d3G8Y8JcLUxKK49zcg== X-Authority-Analysis: v=2.4 cv=fvDRpV4f c=1 sm=1 tr=0 ts=699eec4e cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=gWikCEODulKzl4wm0QAA:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 X-Proofpoint-GUID: suEXq9B3cMhlBfwq0G4AjgIBsl-IQc6n X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-24_03,2026-02-25_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 impostorscore=0 adultscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2602250122 On 2/25/26 7:43 AM, Kathiravan Thirumoorthy wrote: > Add the "sram" property to the watchdog device node to enable > retrieval of the system restart reason from IMEM, populated by XBL. > Parse this information in the watchdog driver and update the bootstatus > sysFS if the restart was triggered by a watchdog timeout. > > Reviewed-by: Dmitry Baryshkov > Signed-off-by: Kathiravan Thirumoorthy > --- Reviewed-by: Konrad Dybcio Konrad