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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-bd4f4e35ae3sm208702566b.46.2026.05.15.04.28.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 15 May 2026 04:28:02 -0700 (PDT) Message-ID: Date: Fri, 15 May 2026 13:28:00 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Support for Lenovo IdeaCentre Mini X (Purwa) To: Mostafa Saleh Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, maz@kernel.org References: <20260429141815.827157-1-smostafa@google.com> <5c838838-00e5-45f2-9515-edbdcddf50ec@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: XsvRk-PBRmb1D5u2NQaUAmS6LPN6cUNH X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTE1MDExNSBTYWx0ZWRfX1UoqbyjD5+wq IVJsP9Eun0WTjzs5zgvPHnU6Kqm/DQDZoWMLQS8MOwRZE28bLHH5mE9VykIsq8wFaE2XWdOGnI9 GFA8gc3K8VRgDuATuKLd46YFxfeqPywDXPQn7LelU9rPvzlv+DdM1EM7ucqrU7aszREHQWkG/Ur Q99lU4wW3Lb6MllP9yx374eddlOQpxcjB6f7Xlo+jZ4UT+C3un0aNUwqP6octQ51ZWJfbEleQi0 P1e4F9aYCRoC1ADMJD1shqfVgFfmFupi0rsYzBD45Y7Fn9EQYW9G3Yw/8SbwQfrRQxdmuET5yL7 YY5ocHnbG0hhhVtTCl8qsUSKGHGP3t+tgY08FJemqJpV4+5iaiUEv2uDerDCg5tzgS/PiE/fiZ2 taqPmaUB1cpdliBu5sWF5tpl61t4u0teTME5Jt0rPVTQGZShI8v7PW9t0UyPrivI1aYX3azcAaz Ao+Z3CYcN+GbUpeOivg== X-Proofpoint-ORIG-GUID: XsvRk-PBRmb1D5u2NQaUAmS6LPN6cUNH X-Authority-Analysis: v=2.4 cv=JPELdcKb c=1 sm=1 tr=0 ts=6a070345 cx=c_pps a=R6oCqFB+Yf/t2GF8e0/dFg==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=FLMWTHjliotF7KI-E18A:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=TD8TdBvy0hsOASGTdmB-: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=2026-05-15_02,2026-05-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 clxscore=1015 phishscore=0 priorityscore=1501 spamscore=0 malwarescore=0 suspectscore=0 impostorscore=0 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605150115 On 4/30/26 7:22 PM, Mostafa Saleh wrote: > Hi Konrad, > > On Thu, Apr 30, 2026 at 06:48:33PM +0200, Konrad Dybcio wrote: >> On 4/29/26 4:18 PM, Mostafa Saleh wrote: >>> Hi, >>> >>> I see that recently the support for “Lenovo IdeaCentre Mini X” was >>> added [1] >>> However, unfortunately that doesn’t work for my device, the board >>> resets once I try to boot the kernel from UEFI. >>> >>> I believe that’s because it is another variant, as I have been using >>> my device tree for some time[2] which is hacked based on the crd >>> device tree with some trial and error. With that I can boot with >>> PCI/NVME/Ethernet and USB (there are also some other errors in the >>> log related PMIC), this device tree is based on purwa.dtsi unlike >>> the upstream one which use hamoa.dtsi. >>> >>> Are there any plans to support the Purwa based variant? I am happy to >>> help with testing, but I can’t confidently send patches as my device >>> tree is based on trial and error rather than a data sheet. [...] > I can try to see the differences and build another dt on top of the > hamoa one, but that will also be based on trial and error rather than > actual knowledge, I am happy to test patches if you have other > suggestions. Hm, I ran a quick diff and even though there's a lot of noise (mostly due to the same things being named slightly differently), the actual meat and potatoes aren't very different at all, e.g. the PHY regulators are the same Could you post the full dmesg with both DTs? Konrad