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Wed, 24 Jun 2026 12:09:21 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-845a412e5e9sm2932120b3a.54.2026.06.24.12.09.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2026 12:09:20 -0700 (PDT) From: Mukesh Ojha To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Robert Marko , Guru Das Srinagesh Cc: cros-qcom-dts-watchers@chromium.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mukesh Ojha , Konrad Dybcio Subject: [PATCH v4 10/19] arm64: dts: qcom: qdu1000: Add minidump SRAM config to SCM node Date: Thu, 25 Jun 2026 00:38:21 +0530 Message-ID: <20260624190830.3131112-11-mukesh.ojha@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260624190830.3131112-1-mukesh.ojha@oss.qualcomm.com> References: <20260624190830.3131112-1-mukesh.ojha@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: rvQEX8MkxPMnAgaMKVtl3yNiFtrteQpL X-Proofpoint-ORIG-GUID: rvQEX8MkxPMnAgaMKVtl3yNiFtrteQpL X-Proofpoint-Spam-Info: AW1haW4tMjYwNjI0MDE2MCBTYWx0ZWRfX+w8SdETTffpG LkHi/6VXqvYC1NufoXGuBNd6Ovzs/10K/EMf+w2X4JhB3jCKx7BZMnGNTOgK1f5Hia1SI9oL5M0 ebZg36p9AG9zWLgd/1IaNm3qgR6v7fE= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjI0MDE2MCBTYWx0ZWRfXxMQ5qnLd1fri +BRVTdfne88Y8LMYaebn9ux5zMTJrC6AU4Z7vulwR+vRWk33f2ei2QJQbiecHXfRelNwfoP37IE 6h0FfWAJvuWCN/JP8SsGBoP/IS86droIaENA0WfHaOA2HQUgpg0dg7E7TGXLBFRPMVMt8a+Louc SkSmyLnm27fW/39bxzArMnLvT4PAgDVRvLmdaOAGZ7ZRkcIQ9G9MkNzoDup5C/1eGIZ944jDLn+ u0CHpKJlBRxI7e/wvRj/aezCRLkGa9y1FiqLgMMfXWN8Mv0X+xRjjEUAHHoV8ZkK0vrYhNuvMtu LOqXtVen5kzXOTyj+LJWgBndTKPjSqkyYmk+PP68DjkqeL93C3kkosHjPJKHiioCY3fhc4HJUQy UiSoS97beCHsJmtI2XqXAQWv1yV4KmN+BvLBwhem127Ec9EblElPHa2OYKsTmiwRmLyC4dAc7yf qqM9EKZkMNGKgt025Jg== X-Authority-Analysis: v=2.4 cv=Tv/WQjXh c=1 sm=1 tr=0 ts=6a3c2b62 cx=c_pps a=mDZGXZTwRPZaeRUbqKGCBw==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=Y4MF9b6SBr3vJwSF5iQA:9 a=zc0IvFSfCIW2DFIPzwfm:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-24_03,2026-06-24_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 clxscore=1015 bulkscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 spamscore=0 malwarescore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606240160 Point the SCM node at the minidump config slot in the always-on SRAM. Boot firmware reads this word before DDR is initialised on a warm reset to decide where to deliver the minidump. Reviewed-by: Konrad Dybcio Signed-off-by: Mukesh Ojha --- arch/arm64/boot/dts/qcom/qdu1000.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi index 952d4270d118..0c6ae3ff06fb 100644 --- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi +++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi @@ -171,6 +171,7 @@ cluster_sleep_1: cluster-sleep-1 { firmware { scm { compatible = "qcom,scm-qdu1000", "qcom,scm"; + sram = <&minidump_config>; }; }; @@ -1369,6 +1370,10 @@ sram@14680000 { #address-cells = <1>; #size-cells = <1>; + minidump_config: minidump-sram@1c { + reg = <0x1c 0x4>; + }; + pil-reloc@94c { compatible = "qcom,pil-reloc-info"; reg = <0x94c 0xc8>; -- 2.53.0