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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8ea001d4f5sm109283866b.46.2026.02.04.01.20.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 04 Feb 2026 01:20:56 -0800 (PST) Message-ID: Date: Wed, 4 Feb 2026 10:20:54 +0100 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] arm64: dts: qcom: qcs6490: Add Thundercomm AI Mini PC G1 IoT To: Roger Shimizu , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <6cd569ad19ae8efb5f4244b3aa185754@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <6cd569ad19ae8efb5f4244b3aa185754@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=afVsXBot c=1 sm=1 tr=0 ts=69830f79 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=xNf9USuDAAAA:8 a=dqYTYU5wYWLZ_Z6M3m4A:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-ORIG-GUID: PTHMWhLHgkiaUZABJvoFMT44Rg83Fl9z X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA0MDA3MCBTYWx0ZWRfX76yhMB8bvb5J xW95IkCE0KdP6CDmvzWC/5utFobNS5nApzB7fxw73hzfYeyAOWbc3GI+/d51Japz01V8G4prEdT cctpXIpCwY9EX3WOQY0lRh6laYAT948s7b290u5q1EKnHLrrm2VtVTDYfJ8P+ktKKdgt9vX0xTI MFZz711N6d7ApNwfYwAYN/w4UipgRPUBMF82Y/D9TIOSxZV9Cen912DxszhTZRmQp8OMEp6kFHi jdFMGMpAvaPu5yHgMFu5TWfAHGGXsJqB311TIBk54ZLojlBCnVvuZI6NZB3neifwgOKvh+amobR VL2EdI0UsW4QyXNsUhW7M1KTcgsr30igpBdajMYJhc0c3yXtf6GfdLGTbhzffjNGS+ToSqxFMbx S3F3UQ/hpUD9+9cIVieRhr815xU15nTvjqwccbhTa3K867Bb1xQIAEqXMoDRMwlnMWbyvYP4+BB BOlB2uykogzZ0ekWxUg== X-Proofpoint-GUID: PTHMWhLHgkiaUZABJvoFMT44Rg83Fl9z X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-04_01,2026-02-04_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 phishscore=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 suspectscore=0 priorityscore=1501 malwarescore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602040070 On 1/31/26 11:31 AM, Roger Shimizu wrote: > Thundercomm AI MiniPC G1 IoT is single board computer with > AI capability based on Qualcomm QCS6490 platform. > > This device tree is confirmed to work as below: > - GPU > - HDMI output port > - PCIe M.2 port (for external Wi-Fi or 5G connectivity) > - UART / serial console port > - UFS > - USB Type-C port, with Display Port > > Signed-off-by: Roger Shimizu > --- [...] > +/ { > + model = "Thundercomm AI Mini PC G1 IoT"; > + compatible = "qcom,sc7280", "qcom,qcm6490"; You need to add a board-specific compatible here, see: Documentation/devicetree/bindings/arm/qcom.yaml > + chassis-type = "embedded"; The allowed values are: enum: - desktop - laptop - convertible - server - all-in-one - tablet - handset - watch - embedded - television - spectacles I think it's more of a desktop, but a) that's minor and b) you could argue either way [...] > + vreg_s1b_1p872: smps1 { > + regulator-name = "vreg_s1b_1p872"; > + regulator-min-microvolt = <1840000>; > + regulator-max-microvolt = <2040000>; Have you cross-checked the regulator settings against the original vendor-provided sw? [...] > +&gpu_zap_shader { > + firmware-name = "qcom/qcs6490/a660_zap.mbn"; I'm assuming this means the thing can take Qualcomm- (vs OEM-)signed firmware Could you please confirm that's the case? [...] > +&pon_pwrkey { > + status = "okay"; > +}; This one is already enabled Konrad