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Fri, 22 May 2026 12:55:05 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2beb5695f05sm33541155ad.6.2026.05.22.12.55.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 May 2026 12:55:05 -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 Subject: [PATCH v3 16/18] arm64: dts: qcom: sm6375: Add minidump SRAM config to SCM node Date: Sat, 23 May 2026 01:20:07 +0530 Message-ID: <20260522195009.2961022-17-mukesh.ojha@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260522195009.2961022-1-mukesh.ojha@oss.qualcomm.com> References: <20260522195009.2961022-1-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-Authority-Analysis: v=2.4 cv=Fus1OWrq c=1 sm=1 tr=0 ts=6a10b49a cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=ih2dppi7jw4BXePuyMoA:9 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-ORIG-GUID: f_2UjBXHKB6F42SPGww8op00fQLe10Xd X-Proofpoint-GUID: f_2UjBXHKB6F42SPGww8op00fQLe10Xd X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTIyMDE5OCBTYWx0ZWRfXw8HypXYQTxkb 4DPmYRfG38agoHjc+H1K/hFwpBX/4ls2VwRX5xpQ2SRxyTncLPgWfPvi0vHc49Z/kQ7T2Em2YdW 4zJ3T9rYjRziC8gH6hQNbk4HyfN1TK58dlnNe/G4JhQZPqbPZfBJZMYnBKaPjqPEmQ1iGz9O7jW pDkF8vo6mf5GR+ZYzB7GNjmlCgZ1OVvoUSxARWYPr3HhbjzkpNgcTf61/maCyZZNdlJiUlDWR89 gDKPmmToWcFkRFHjsXolxpS3p1iZjUZDpql8oQ/nUcgEsi/naW6g135ZeQbLmFL/FeJF+0EJuQx 3utSlQufQCNQaDQOLDyfRETqSxVOAPSFbtIFtkA9TUNIRvv+KxvBMHE6e1nbsxwq73lw7TZ5TTR Ag4xMCg9UDNaBCVEys2yr039Gi/bfgQlVrO6k/jhnLCDwef8SE4m2Svn/URAxA70lqoY6qml/UA JAnajSEMNSHQuJHvrmg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-22_05,2026-05-18_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 bulkscore=0 phishscore=0 suspectscore=0 spamscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605220198 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. Signed-off-by: Mukesh Ojha --- arch/arm64/boot/dts/qcom/sm6375.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm6375.dtsi b/arch/arm64/boot/dts/qcom/sm6375.dtsi index ccf572bb1549..71a228597093 100644 --- a/arch/arm64/boot/dts/qcom/sm6375.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6375.dtsi @@ -307,6 +307,7 @@ scm { compatible = "qcom,scm-sm6375", "qcom,scm"; clocks = <&rpmcc RPM_SMD_CE1_CLK>; clock-names = "core"; + sram = <&minidump_config>; #reset-cells = <1>; }; }; @@ -1645,6 +1646,10 @@ sram@c125000 { #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