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Fri, 05 Dec 2025 02:29:17 -0800 (PST) X-Google-Smtp-Source: AGHT+IFh7HpsBEyO6ilZG7nPGO6ymE5SmKKfCKSfDxDslOX7vJaR3rccD+YDhq2XPNdO+dSiRh2JWg== X-Received: by 2002:a17:902:eccb:b0:297:fc22:3ab2 with SMTP id d9443c01a7336-29da1ebb0bamr73862905ad.36.1764930556932; Fri, 05 Dec 2025 02:29:16 -0800 (PST) Received: from [192.168.1.4] ([106.222.235.197]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29dae99f6a9sm45456135ad.65.2025.12.05.02.29.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 05 Dec 2025 02:29:16 -0800 (PST) Message-ID: <90bc84e7-19ca-450d-b41f-fd96367e8cce@oss.qualcomm.com> Date: Fri, 5 Dec 2025 15:59:09 +0530 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: [PATCH v3 5/6] arm64: dts: qcom: sm6150: Add gpu and rgmu nodes To: Dmitry Baryshkov Cc: Konrad Dybcio , Rob Clark , Sean Paul , Konrad Dybcio , Dmitry Baryshkov , Abhinav Kumar , Marijn Suijten , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Jessica Zhang , Dan Carpenter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Jie Zhang References: <20251122-qcs615-spin-2-v3-0-9f4d4c87f51d@oss.qualcomm.com> <20251122-qcs615-spin-2-v3-5-9f4d4c87f51d@oss.qualcomm.com> <8560ad26-4756-4c2a-97c3-2c5c0695172c@oss.qualcomm.com> <6fa1da5d-9ea7-4d72-a03a-82edc4bef099@oss.qualcomm.com> <3gqq3w6ovy5srgvabyeugsjbwrhaxmjvicykhjmlcxd74gtsaf@5u6wvvzeq52z> Content-Language: en-US From: Akhil P Oommen In-Reply-To: <3gqq3w6ovy5srgvabyeugsjbwrhaxmjvicykhjmlcxd74gtsaf@5u6wvvzeq52z> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: SX8cwS4a1-Gpzv6O4v30YnRXgaH2G5hC X-Proofpoint-ORIG-GUID: SX8cwS4a1-Gpzv6O4v30YnRXgaH2G5hC X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjA1MDA3NiBTYWx0ZWRfX5NQlP5EHal66 MXglw1roTcssrS92xSwDuWggeG/cC0xf33k1DUWULJYT8ha0OG9IXib9UZnZrzj9hxX+8nJSau4 hMVuNP/RHLUIysUn429Nxv6aUL362Mn6emRbMUC8WyiJeLbev2TL03sQifJYK8k0xuoYBVKKTVz 1yqoXo+pGsoftg9wXebryPliVOnbOrIUe41bdjyj3p8P7eU/PCf6nyGy2rQPPyxdEMU3y1l8oon RGDyqIE+rKQMAST05SF8Cxuj2mFErsEHjCMvlBvP0OgVwtkdWFWn9ylhCxaL2zSUCgbaCRfqbMR HN53YOOA38lxEIWCNYa3dA1hCs6y5sAMR8V9E+HYCsz+iPzPRC07Bm24/ngPMfw3gUT4GIgigLk FXgW/XpXyRhlG9sh0PZaJdqncjCYLg== X-Authority-Analysis: v=2.4 cv=fKQ0HJae c=1 sm=1 tr=0 ts=6932b3fe cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=jBSxni06C9HboLYAjQ55wg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=COk6AnOGAAAA:8 a=EUspDBNiAAAA:8 a=PFMJV2I6qJKDnvYOCoAA:9 a=QEXdDO2ut3YA:10 a=324X-CrmTo6CU4MGRt3R:22 a=TjNXssC_j7lpFel5tvFf: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=2025-12-05_03,2025-12-04_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 bulkscore=0 priorityscore=1501 malwarescore=0 lowpriorityscore=0 adultscore=0 phishscore=0 impostorscore=0 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512050076 On 12/4/2025 7:49 PM, Dmitry Baryshkov wrote: > On Thu, Dec 04, 2025 at 03:43:33PM +0530, Akhil P Oommen wrote: >> On 11/26/2025 6:12 AM, Dmitry Baryshkov wrote: >>> On Sat, Nov 22, 2025 at 03:03:10PM +0100, Konrad Dybcio wrote: >>>> On 11/21/25 10:52 PM, Akhil P Oommen wrote: >>>>> From: Jie Zhang >>>>> >>>>> Add gpu and rgmu nodes for qcs615 chipset. >>>>> >>>>> Signed-off-by: Jie Zhang >>>>> Signed-off-by: Akhil P Oommen >>>>> --- >>>> >>>> [...] >>>> >>>>> + gpu_opp_table: opp-table { >>>>> + compatible = "operating-points-v2"; >>>>> + >>>>> + opp-845000000 { >>>>> + opp-hz = /bits/ 64 <845000000>; >>>>> + required-opps = <&rpmhpd_opp_turbo>; >>>>> + opp-peak-kBps = <7050000>; >>>>> + }; >>>> >>>> I see another speed of 895 @ turbo_l1, perhaps that's for speedbins >>>> or mobile parts specifically? >>> >>> msm-4.14 defines 7 speedbins for SM6150. Akhil, I don't see any of them >>> here. >> >> The IoT/Auto variants have a different frequency plan compared to the >> mobile variant. I reviewed the downstream code and this aligns with that >> except the 290Mhz corner. We can remove that one. >> >> Here we are describing the IoT variant of Talos. So we can ignore the >> speedbins from the mobile variant until that is supported. > > No, we are describing just Talos, which hopefully covers both mobile and > non-mobile platforms. We cannot assume that. Even if we assume that there is no variation in silicon, the firmware (AOP, TZ, HYP etc) is different between mobile and IoT version. So it is wise to use the configuration that is commercialized, especially when it is power related. -Akhil. > >