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Tue, 03 Feb 2026 01:07:28 -0800 (PST) X-Received: by 2002:a17:902:b949:b0:2a8:7827:bb32 with SMTP id d9443c01a7336-2a8d96a17c3mr95174665ad.15.1770109647553; Tue, 03 Feb 2026 01:07:27 -0800 (PST) Received: from [10.206.109.90] ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a88b414071sm160847725ad.29.2026.02.03.01.07.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Feb 2026 01:07:27 -0800 (PST) Message-ID: <95d2ad4e-082d-b399-3a35-99fd6a3e78c1@oss.qualcomm.com> Date: Tue, 3 Feb 2026 14:37:16 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v2 7/8] arm64: dts: qcom: sort out Iris power domains Content-Language: en-US To: Dmitry Baryshkov , Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Taniya Das , Jonathan Marek , Ulf Hansson , "Rafael J. Wysocki" , Bryan O'Donoghue , Vikash Garodia , Mauro Carvalho Chehab , Stanimir Varbanov , Abhinav Kumar , Hans Verkuil , Stefan Schmidt , Konrad Dybcio , Bryan O'Donoghue , Dikshita Agarwal Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-media@vger.kernel.org, Mauro Carvalho Chehab , Konrad Dybcio References: <20260201-iris-venus-fix-sm8250-v2-0-6f40d2605c89@oss.qualcomm.com> <20260201-iris-venus-fix-sm8250-v2-7-6f40d2605c89@oss.qualcomm.com> From: Dikshita Agarwal In-Reply-To: <20260201-iris-venus-fix-sm8250-v2-7-6f40d2605c89@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: hETev3R30lTvZkNYYb7Rbo25tn8g8WRi X-Authority-Analysis: v=2.4 cv=OrRCCi/t c=1 sm=1 tr=0 ts=6981bad0 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=KaDJ12nNnFZpivlZOL4A:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-GUID: hETev3R30lTvZkNYYb7Rbo25tn8g8WRi X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAzMDA3MiBTYWx0ZWRfX65Xp4HqSL5p5 GAst+ARs1qfHwKJ0WP6h8/P6jVAfiH/DyulfqPrAFjWujzFO3VMtBoqXiZ+eqD5jX0mG7Dk66f5 5KcAJjXn+gwGEiHFhCj2BxP7Y9PNwvPPUOIh8Waj7BMcwNFck68SC2WQq/Ixj3yZ2+Vc+++XZWZ m0yX6AGaYWjd+zxc/G1OkSBfPZ/s0fXS2Nr9C2MWhWQlBexDdj1TvlF4Fn34BBeq+OiqPD0r8Sg UKIP0cYouq1rIyVhl/5/UkE8v/7cEbwILRHOKN5XsVTl59i/lEgijRavAIrh2S7BfxxpzyPC30z elRdkoWhzQq2VhaDyraDRApNLv8tVygM/6zGGkmhJfbWZ4Z/YnDuSBpldptrsYTLMaO+B7ZomxD QVYB9VeYo+Bz8Wwqdh4/1BUpKoVsDOT4HPAFnrzjr2sAhwxFwxM4czix7BGbeH4Q+urUghGmk5A Woz/Lt2HnV6q6tZYjvQ== 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=2026-02-03_02,2026-02-02_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 lowpriorityscore=0 spamscore=0 clxscore=1015 adultscore=0 malwarescore=0 phishscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602030072 On 2/1/2026 4:19 PM, Dmitry Baryshkov wrote: > On SM8250 Iris core requires two power rails to function, MX (for PLLs) > and MMCX (for everything else). The commit fa245b3f06cd ("arm64: dts: > qcom: sm8250: Add venus DT node") added only MX power rail, but, > strangely enough, using MMCX voltage levels. > > Add MMCX domain together with the (more correct) MX OPP levels. > > Fixes: fa245b3f06cd ("arm64: dts: qcom: sm8250: Add venus DT node") > Suggested-by: Konrad Dybcio > Signed-off-by: Dmitry Baryshkov > --- > arch/arm64/boot/dts/qcom/sm8250.dtsi | 20 ++++++++++++++------ > 1 file changed, 14 insertions(+), 6 deletions(-) > > diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi > index 980d6e894b9d..531470506809 100644 > --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi > +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi > @@ -4321,8 +4321,12 @@ venus: video-codec@aa00000 { > interrupts = ; > power-domains = <&videocc MVS0C_GDSC>, > <&videocc MVS0_GDSC>, > - <&rpmhpd RPMHPD_MX>; > - power-domain-names = "venus", "vcodec0", "mx"; > + <&rpmhpd RPMHPD_MX>, > + <&rpmhpd RPMHPD_MMCX>; > + power-domain-names = "venus", > + "vcodec0", > + "mx", > + "mmcx"; > operating-points-v2 = <&venus_opp_table>; > > clocks = <&gcc GCC_VIDEO_AXI0_CLK>, > @@ -4348,22 +4352,26 @@ venus_opp_table: opp-table { > > opp-720000000 { > opp-hz = /bits/ 64 <720000000>; > - required-opps = <&rpmhpd_opp_low_svs>; > + required-opps = <&rpmhpd_opp_low_svs>, should be rpmhpd_opp_svs for MX for PLL to get voted to 720000000. > + <&rpmhpd_opp_low_svs>; > }; > > opp-1014000000 { > opp-hz = /bits/ 64 <1014000000>; > - required-opps = <&rpmhpd_opp_svs>; > + required-opps = <&rpmhpd_opp_low_svs>, should be rpmhpd_opp_svs for MX > + <&rpmhpd_opp_svs>; > }; > > opp-1098000000 { > opp-hz = /bits/ 64 <1098000000>; > - required-opps = <&rpmhpd_opp_svs_l1>; > + required-opps = <&rpmhpd_opp_svs>, should be rpmhpd_opp_svs_l1 for MX, SVS can only go upto 1066. > + <&rpmhpd_opp_svs_l1>; > }; > > opp-1332000000 { > opp-hz = /bits/ 64 <1332000000>; > - required-opps = <&rpmhpd_opp_nom>; > + required-opps = <&rpmhpd_opp_svs>, should be rpmhpd_opp_svs_l1 for MX, which can go upto 1500. Thanks, Dikshita > + <&rpmhpd_opp_nom>; > }; > }; > }; >