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Wed, 24 Jun 2026 12:09:51 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-845a412e5e9sm2932120b3a.54.2026.06.24.12.09.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2026 12:09:50 -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 17/19] arm64: dts: qcom: sm6375: Add minidump SRAM config to SCM node Date: Thu, 25 Jun 2026 00:38:28 +0530 Message-ID: <20260624190830.3131112-18-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-ORIG-GUID: dOY26P29xNRcmquNi595E7SBGH4s5MLQ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjI0MDE2MCBTYWx0ZWRfX6i7VTD1LsNSd h110Jfb0xIC5EdsyzMPac1qr8WHlhkiab40Pr1j4/ouFlG2+DImqnvjwllP35wJ42076gACm2Cq yt/pSVGw6RBVhRYZB8YpgZJJqs/gfgEwX1twQDhXOwXtu5yx/ME4wssH8XY4nNVfe9nsnrMPJNF +GXrrVjiwlTLfsr0ven5AuI6IQO2J6R93URba15p3KqiOG6uDZ1lcK2vyP3o8CrffCiAC7V3DgD tMo0vCLQkyMEDRp/BrD/JyXUChhXUVFAXn/20Tl9F+uLY8oAxbBsFumndJ6yC/S0E3qoEHc1c7s 7GkfUynCLKn+ft7bLWIShqYEUR4F/xTDhVhrzVMJuAmx/wwPQW0ZF2VN6ODDVC33rqsEeAVc64o uOBjQHYapcz9znkOJmOAXBhb1RCNxg== X-Authority-Analysis: v=2.4 cv=QLhYgALL c=1 sm=1 tr=0 ts=6a3c2b80 cx=c_pps a=rEQLjTOiSrHUhVqRoksmgQ==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=ih2dppi7jw4BXePuyMoA:9 a=2VI0MkxyNR6bbpdq8BZq:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNjI0MDE2MCBTYWx0ZWRfX8X0X8Jwu096X 8O+lkmKbdwAbeV/mXldUw4Z68pJB0qACZ2UHNr2OouL0TJ9B1ZbbnCjo0rUYbRnUJd8+6HQdIIU mmrCEMl78SCpsAWOLu6h6fO20f0QvaU= X-Proofpoint-GUID: dOY26P29xNRcmquNi595E7SBGH4s5MLQ 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 bulkscore=0 malwarescore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=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/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