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Mon, 29 Jun 2026 04:11:09 -0700 (PDT) X-Received: by 2002:a17:902:db04:b0:2c9:c46b:1286 with SMTP id d9443c01a7336-2c9c46b131emr62758755ad.34.1782731468960; Mon, 29 Jun 2026 04:11:08 -0700 (PDT) Received: from [10.218.5.114] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c9f452ccfasm22477525ad.17.2026.06.29.04.11.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 29 Jun 2026 04:11:08 -0700 (PDT) Message-ID: <11514281-234b-470b-860f-e7c620ca28ec@oss.qualcomm.com> Date: Mon, 29 Jun 2026 16:41:02 +0530 Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 13/13] arm64: dts: qcom: shikra: Add support for DISPCC/GPUCC nodes To: Konrad Dybcio , Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Loic Poulain , Brian Masney Cc: Ajit Pandey , Taniya Das , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260604-shikra-dispcc-gpucc-v4-0-8204f1029311@oss.qualcomm.com> <20260604-shikra-dispcc-gpucc-v4-13-8204f1029311@oss.qualcomm.com> <77a5213d-6be7-4a86-81ad-3509a499ad12@oss.qualcomm.com> <3f8d117c-2ced-480e-bec6-0bd38a60b7c0@oss.qualcomm.com> <050d47ac-9089-4a72-be89-d61fa695c00b@oss.qualcomm.com> Content-Language: en-US From: Imran Shaik In-Reply-To: <050d47ac-9089-4a72-be89-d61fa695c00b@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNjI5MDA5MSBTYWx0ZWRfX4yScrEzTOxY3 HB/BtILTlumIQoOaHtHb+lkahs4i2VzdA3rCInRpVueVWf5V44xDKVgw0F4QTuFKKC3h3ccfklK pYx6231db9rtntSQqUIipPUH3pe/m9o= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjI5MDA5MSBTYWx0ZWRfX3oJpNPd8Y1MO muocS2yjv7Xdj97wEU2bgJPsfEx7IEkHq/7GixSja3x5ZQMU4FfGDJx05Z2New/0MjGwFLLtK2/ Wm1Xp21usfrHOiy2JHq/5vFr73G0Lv+AFUYPrWs+HbH31uAsYYN+KeaaIUggDviNTHtUkjwppXW wv5jpn7pfxi/olPStJ/OFYGRuIlsoDZnPrn9qoUgY9Ky4wOphCMM4IPdzP9cl5JkXfsZo76oeDQ X+fwp7GaZr9x7hyScZm3wm71lGIKwdPr6bsZY2IIX1VJv4AIJUt/zf7lgsUFuJNtvf//EDPgm2d SWxrvn4JD04C3Q6CI2KKVG1nSswiaRCQcf5FdfUnPWstghAAa609sNcy3Ca+fc0NKlFjENlWXIC foJIJ3MWTHOtTx0kKWomgmr7IMSch0FDBiHI1rhc60PkRu135/6szL7jNzXN/WKJBS6AAyUMiIM f9XwSXFQ3v3Wz3IheOw== X-Proofpoint-GUID: gG3LHchdqYdi41esHZ4JXcVO2leZNBab X-Authority-Analysis: v=2.4 cv=cefiaHDM c=1 sm=1 tr=0 ts=6a4252cd cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=DhQjvcdHTzzIjdopfFIA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-ORIG-GUID: gG3LHchdqYdi41esHZ4JXcVO2leZNBab X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-29_03,2026-06-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 lowpriorityscore=0 malwarescore=0 bulkscore=0 suspectscore=0 clxscore=1015 priorityscore=1501 adultscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606290091 On 29-06-2026 03:21 pm, Konrad Dybcio wrote: > On 6/29/26 8:43 AM, Imran Shaik wrote: >> >> >> On 25-06-2026 02:14 pm, Konrad Dybcio wrote: >>> On 6/4/26 7:26 AM, Imran Shaik wrote: >>>> Add support for Display clock controller and GPU clock controller nodes >>>> on Qualcomm Shikra SoCs. >>>> >>>> Signed-off-by: Imran Shaik >>>> --- > > [...] > >>>> +                      "gcc_disp_gpll0_clk_src", >>>> +                      "gcc_disp_gpll0_div_clk_src", >>>> +                      "dsi0_phy_pll_out_byteclk", >>>> +                      "dsi0_phy_pll_out_dsiclk", >>>> +                      "dsi1_phy_pll_out_byteclk", >>>> +                      "dsi1_phy_pll_out_dsiclk", >>>> +                      "sleep_clk"; >>>> +            #clock-cells = <1>; >>>> +            #reset-cells = <1>; >>>> +            #power-domain-cells = <1>; >>> >>> DISP_CC also needs to source power from somewhere! >>> >> >> The Shikra bindings aligns with the existing Agatti bindings, as it is a re-use. And the Shikra/Agatti DISPCC is on CX rail, and it will be always ON when APPS is active. > > Yes, it will be on, but currently the genpd performance state requests > (i.e. RPMH states) go to /dev/null because DISP_CC is an orphan > Sure, will check and add the power-domains support as well in the bindings and update the DT accordingly for Shikra and Agatti both. Thanks, Imran