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Tue, 18 Aug 2026 03:58:06 -0700 (PDT) X-Received: by 2002:a17:903:320b:b0:2c9:fb11:1bf4 with SMTP id d9443c01a7336-2d5c4f4f1e3mr107660645ad.7.1787050686386; Tue, 18 Aug 2026 03:58:06 -0700 (PDT) Received: from [10.151.37.217] ([202.46.23.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d5c1e5293asm13226915ad.52.2026.08.18.03.58.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 18 Aug 2026 03:58:05 -0700 (PDT) Message-ID: <62eedb1a-1da7-4e65-99db-7c510844bd99@oss.qualcomm.com> Date: Tue, 18 Aug 2026 16:28:00 +0530 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 v2 1/2] i2c: qcom-geni: update frequency table to fix timing parameters To: Konrad Dybcio , Mukesh Kumar Savaliya , Viken Dadhaniya , Andi Shyti , Manikanta Mylavarapu , Bjorn Andersson , Konrad Dybcio Cc: Mukesh Kumar Savaliya , linux-i2c@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org References: <20260812-ipq5424_i2c_scl_updates-v2-0-e09cd39d01d7@oss.qualcomm.com> <20260812-ipq5424_i2c_scl_updates-v2-1-e09cd39d01d7@oss.qualcomm.com> Content-Language: en-US From: Kathiravan Thirumoorthy In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODE4MDA4MCBTYWx0ZWRfX0X9SHC7QmeJl 9CJr/nVEyzyYy0gvN4pP+sa6X/jS0LhjD4uCvZ/TP03Qj/QKwAf8wM44D2apC2lB47uxWhcpVBQ 9lVSeQDzE6/7HHimkVb7prNm+UpbkSAqJT8z2RRF9qtfIrhUSSJvpCaIXo+kBs19r0GEVNVHBjX 2/VbVAYSJvgSs8J5JieD3Aak9Cl2Qcrt3wxCde7glka92xorQRgamfFNJ6S7IWuntj4OsmG4pYG OEe3Ztj3nUw8LPLzm9efD4WE1alvxa2UjmUI27P5f8UDbyRCsoMMnukpdGXmiDEQO9EKHV7e2lO uhUtajrF+lfV+EI6jaFTNhb7RFIFuZnIyCwbqZrfVAMbcH6b7aMpedtPiUEoR72z95P+QfuiU42 Tc5B+URDXE/zUYobryWVMo8+69sY3MQ1jOvngLi4oe9dUyQHykZMcRmU536OC5hdM4igZRvpCil CYmZHDQJzxMURpRbVGA== X-Proofpoint-GUID: eUlzbv39ZpiRYNhBNSaRPcG9bbwBCdVH X-Proofpoint-ORIG-GUID: eUlzbv39ZpiRYNhBNSaRPcG9bbwBCdVH X-Authority-Analysis: v=2.4 cv=GtlyPE1C c=1 sm=1 tr=0 ts=6a843abf cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=j4ogTh8yFefVWWEFDRgCtg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=Z6pnqv7nqnB1rS6GRUoA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwODE4MDA4MCBTYWx0ZWRfX/YQPyja1TVPG SQelys+yQJnT2TUmfM6T6jn931vqEqarDcNHvtKSVXfz1Qi5cnK+AVS5sO9gqw9b7MmvvfXzVWC ZGuIniI104AI7j9rjNGsguK6M2o08Q8= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-18_01,2026-08-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 impostorscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 bulkscore=0 clxscore=1015 spamscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608180080 On 8/17/2026 7:25 PM, Konrad Dybcio wrote: > On 8/12/26 10:30 AM, Kathiravan Thirumoorthy wrote: >> In IPQ5424, to meet the setup and hold timing requirements in the >> standard mode, update the frequency table with the values recommended by >> HW design team. > Does this have any ipq5424 specifics, or are these just adjusted for > the generic case of srcclk=32mhz? As far as I know, IPQ5424 is the first SoC which uses srcclk as 32MHz. IPQ5210 and IPQ9650 also uses srcclk as 32MHz which leverages the same SCL configuration. > > Konrad