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Fri, 22 May 2026 12:54:22 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2beb5695f05sm33541155ad.6.2026.05.22.12.54.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 May 2026 12:54:21 -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 v3 05/18] arm64: dts: qcom: kaanapali: Add minidump SRAM config to SCM node Date: Sat, 23 May 2026 01:19:56 +0530 Message-ID: <20260522195009.2961022-6-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-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTIyMDE5OCBTYWx0ZWRfX7GYzVXBsePY2 PCvMUJvd/lqLk0YUQW5nky3rURTI/ANNT/EPMRALNAcqTHrmRa+IF0Jo1QEQwER1WQ72hlm+zSO NKvmoK/pH8EvVcjr4isTFd3gFhrKojv83GDd8hiFNUJojAvZyR4A5I8gxrGAT+5Ph+6D3Z3NboC tM4eIt+IsrVsa1aM4iaTiLEm6bcb6RZqqTWUgtWWENYxRvslTZssjRXauA0y0F6vYurlsTe6GTC XBCu5/Hq7jlHt/XYq/dEVWZUrrGOY/H3xbI8a/3I+wF9ipAye19f5mtzTlQ1Y6w/Harf4lepoS3 Ie0EmbIT68+gXhp54OtEdd/1KIjOgPgijKUiAaUPEpVN5yEEAzgStDUNdMRky/Tq13/8dcViqXy CcN4uSQBy3ILykkT8Y56TPO+K7LjVKvRK62rIhL+1YGJgxpb7DC2PkntEyBdFI8gTRgP5PFiBGk gu+JW8aCbxu1FOL/HmA== X-Proofpoint-GUID: qdguP13Nf-eLZDFnQXz04n6OEPuC_oUH X-Proofpoint-ORIG-GUID: qdguP13Nf-eLZDFnQXz04n6OEPuC_oUH X-Authority-Analysis: v=2.4 cv=S/zpBosP c=1 sm=1 tr=0 ts=6a10b470 cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=EUspDBNiAAAA:8 a=ZJQsJAtiAu0WCEyc7p8A:9 a=324X-CrmTo6CU4MGRt3R:22 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 clxscore=1015 phishscore=0 bulkscore=0 impostorscore=0 lowpriorityscore=0 adultscore=0 spamscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 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. Reviewed-by: Konrad Dybcio Signed-off-by: Mukesh Ojha --- arch/arm64/boot/dts/qcom/kaanapali.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/kaanapali.dtsi b/arch/arm64/boot/dts/qcom/kaanapali.dtsi index bcd1cee31356..425b532c53be 100644 --- a/arch/arm64/boot/dts/qcom/kaanapali.dtsi +++ b/arch/arm64/boot/dts/qcom/kaanapali.dtsi @@ -224,6 +224,7 @@ scm: scm { qcom,dload-mode = <&tcsr 0x19000>; interconnects = <&aggre_noc MASTER_CRYPTO QCOM_ICC_TAG_ALWAYS &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>; + sram = <&minidump_config>; }; scmi: scmi { @@ -5448,6 +5449,10 @@ sram@14680000 { #address-cells = <1>; #size-cells = <1>; + minidump_config: minidump-sram@1c { + reg = <0x1c 0x4>; + }; + pil-sram@94c { compatible = "qcom,pil-reloc-info"; reg = <0x94c 0xc8>; -- 2.53.0