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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ad1894c0238sm1098500366b.106.2025.05.08.07.41.24 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 08 May 2025 07:41:26 -0700 (PDT) Message-ID: <64893588-544f-4cb0-8c0b-7eef588468d5@oss.qualcomm.com> Date: Thu, 8 May 2025 16:41:24 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 4/6] arm64: dts: qcom: qcs615: Add IMEM and PIL info region To: Lijuan Gao , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Manivannan Sadhasivam , Konrad Dybcio Cc: kernel@quicinc.com, linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250507-add_qcs615_remoteproc_support-v2-0-52ac6cb43a39@quicinc.com> <20250507-add_qcs615_remoteproc_support-v2-4-52ac6cb43a39@quicinc.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250507-add_qcs615_remoteproc_support-v2-4-52ac6cb43a39@quicinc.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTA4MDEyNSBTYWx0ZWRfX+CtyQAzwMJnY loEt59P5EuOfuqS5nHfr3rG+4QnQ5eKPXbohe6XpqSUf5fIVe8PzTJkWpNqwCVECKZvifZmTR1y G4wFuCUyafmtG9bs9vtTbPigU4xSbdJqN3wmvqfbBMD4VPZlLGjAI9GtXLGZssOQyLu3YyjHW3t EbSBV0plTnaskARWXmBCsUXq1suX8M0837wZ8+A/CLHU4r38MqwOJvz8Nc1YY35f8MO+piuaiuW WBHuO32e00vTFRaa66YSIqz9fuF75gX0rZMu4RRK2H85uNNj05t4vake9OMiQXbC0xFwCb5E2mY NmV7pM+j/EcJZukRHL4E1B5nFOqypMX5aglbYoY7VAFBBki04U52zwIj8/jPI85KLezRJSSSyeK /E+QP2FUW6+R4x8wGBfByqOfQBES86T6RjG/VysejSLpShZ0++QYcKK73WxPBZbBFBjCanEJ X-Proofpoint-GUID: i0QK6fN-X6yLuJyiH54eS08DPdFyZ5yM X-Authority-Analysis: v=2.4 cv=B/G50PtM c=1 sm=1 tr=0 ts=681cc298 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=dt9VzEwgFbYA:10 a=COk6AnOGAAAA:8 a=q_8UC9VRXJzehZv9TEEA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-ORIG-GUID: i0QK6fN-X6yLuJyiH54eS08DPdFyZ5yM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-08_05,2025-05-07_02,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 spamscore=0 suspectscore=0 phishscore=0 priorityscore=1501 bulkscore=0 adultscore=0 mlxlogscore=888 malwarescore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2505080125 On 5/7/25 12:26 PM, Lijuan Gao wrote: > Add a simple-mfd representing IMEM on QCS615 and define the PIL > relocation info region as its child. The PIL region in IMEM is used to > communicate load addresses of remoteproc to post mortem debug tools, so > that these tools can collect ramdumps. > > Signed-off-by: Lijuan Gao > --- > arch/arm64/boot/dts/qcom/qcs615.dtsi | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi > index 53661e3a852e..fefdb0fd66f7 100644 > --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi > +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi > @@ -3266,6 +3266,20 @@ sram@c3f0000 { > reg = <0x0 0x0c3f0000 0x0 0x400>; > }; > > + sram@146aa000 { > + compatible = "qcom,qcs615-imem", "syscon", "simple-mfd"; > + reg = <0x0 0x146aa000 0x0 0x1000>; 0x14680000 0x2c000