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Mon, 12 Jan 2026 07:18:10 -0800 (PST) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a3e3cc88e3sm176103675ad.75.2026.01.12.07.18.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Jan 2026 07:18:10 -0800 (PST) From: Mukesh Ojha To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Mukesh Ojha Subject: [PATCH] arm64: dts: qcom: sm8750: Enable download mode register write Date: Mon, 12 Jan 2026 20:47:25 +0530 Message-ID: <20260112151725.2308971-1-mukesh.ojha@oss.qualcomm.com> X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: mBuHzPlCaw3_P6h1kdxxA8G6NNaLXcUi X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTEyMDEyNCBTYWx0ZWRfX1WwJQFXn7sKj 96/UjBK0F/f2+ITPrn2sbym8tGCSLdSqYDFcP5zR8rKVe80FsPJ1wrHGqJiBbM6nUKDJb7b/PH6 V3+1ZsFrYBwZ0m4URNaasb8pCjEXDwsMNofjJ+QMpwZRovpUQz7z/o6g9YTAgvOJgBj7Fq811Cn FoKzAGK8ZGPicE3kldPJguHBFkIxX3mTX9fpFrpJ3LWyjKGZI38NOqbBW0xmFR5h52PoxsX3g0i 69d3VCUWj2v38EhDU1HwV3Yn7dUWV67vw/0jUKrqcaBqFhROt8+stMUo2RLd+HPQ6A2sGeI/asf aowIbRw/XvvjMF5gFyR3t8OTXQagU3rC7JEJ1nyOiMiO9+0AiFzct6s6o1LQBaopmVADcsPr0v7 tPOAnQeYiFCeo1ZFJkYDhHZiLS699pCNMVUwwLRu6hTU75Mm/iITuoWT0geRijFUDZI8F2BWzo5 afLaRujSQumyNj4na3w== X-Proofpoint-ORIG-GUID: mBuHzPlCaw3_P6h1kdxxA8G6NNaLXcUi X-Authority-Analysis: v=2.4 cv=EovfbCcA c=1 sm=1 tr=0 ts=696510b4 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=ZJQsJAtiAu0WCEyc7p8A:9 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-12_04,2026-01-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 bulkscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 suspectscore=0 malwarescore=0 phishscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601120124 Content-Type: text/plain; charset="utf-8" Enable download mode setting for sm8750 which can help collect ramdump for this SoC. Signed-off-by: Mukesh Ojha Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/sm8750.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qco= m/sm8750.dtsi index c0734f6185e1..c812b2d26483 100644 --- a/arch/arm64/boot/dts/qcom/sm8750.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi @@ -203,6 +203,7 @@ domain_ss3: domain-sleep-0 { firmware { scm: scm { compatible =3D "qcom,scm-sm8750", "qcom,scm"; + qcom,dload-mode =3D <&tcsr 0x19000>; interconnects =3D <&aggre2_noc MASTER_CRYPTO QCOM_ICC_TAG_ALWAYS &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>; }; @@ -2097,6 +2098,11 @@ tcsr_mutex: hwlock@1f40000 { #hwlock-cells =3D <1>; }; =20 + tcsr: syscon@1fc0000 { + compatible =3D "qcom,sm8750-tcsr", "syscon"; + reg =3D <0 0x01fc0000 0 0x30000>; + }; + remoteproc_mpss: remoteproc@4080000 { compatible =3D "qcom,sm8750-mpss-pas"; reg =3D <0x0 0x04080000 0x0 0x10000>; --=20 2.50.1