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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5e81692e5ebsm2396301a12.2.2025.03.14.15.08.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 14 Mar 2025 15:08:13 -0700 (PDT) Message-ID: Date: Fri, 14 Mar 2025 23:08:10 +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 2/3] arm64: dts: qcom: sm6350: Add OPP table support to UFSHC To: Luca Weiss , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Krzysztof Kozlowski , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250314-sm6350-ufs-things-v1-0-3600362cc52c@fairphone.com> <20250314-sm6350-ufs-things-v1-2-3600362cc52c@fairphone.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250314-sm6350-ufs-things-v1-2-3600362cc52c@fairphone.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=PtWTbxM3 c=1 sm=1 tr=0 ts=67d4a8cf cx=c_pps a=UgVkIMxJMSkC9lv97toC5g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Vs1iUdzkB0EA:10 a=6H0WHjuAAAAA:8 a=EUspDBNiAAAA:8 a=m3AVSQT7pDQk2eD9g64A:9 a=QEXdDO2ut3YA:10 a=1HOtulTD9v-eNWfpl4qZ:22 a=Soq9LBFxuPC4vsCAQt-j:22 X-Proofpoint-GUID: Aao7yNZhF0B-3Zr5M4QNyH3CdBQ3-pJd X-Proofpoint-ORIG-GUID: Aao7yNZhF0B-3Zr5M4QNyH3CdBQ3-pJd X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1093,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-14_09,2025-03-14_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 mlxscore=0 mlxlogscore=973 impostorscore=0 spamscore=0 adultscore=0 phishscore=0 bulkscore=0 clxscore=1015 malwarescore=0 suspectscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2503140171 On 3/14/25 10:17 AM, Luca Weiss wrote: > UFS host controller, when scaling gears, should choose appropriate > performance state of RPMh power domain controller along with clock > frequency. So let's add the OPP table support to specify both clock > frequency and RPMh performance states replacing the old "freq-table-hz" > property. > > Signed-off-by: Luca Weiss > --- [...] > + > + ufs_opp_table: opp-table { > + compatible = "operating-points-v2"; > + > + opp-50000000 { > + opp-hz = /bits/ 64 <50000000>, > + /bits/ 64 <0>, > + /bits/ 64 <0>, > + /bits/ 64 <37500000>, This rate on this clk requires opp_svs (not low_svs) with that: Reviewed-by: Konrad Dybcio Konrad