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Thu, 22 Oct 2026 00:57:15 -0700 (PDT) Received: from [192.168.226.26] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c468a61a2bcsm75777166b.87.2026.10.22.00.57.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 22 Oct 2026 00:57:14 -0700 (PDT) Message-ID: <1b31946a-9170-410c-b882-34e8b2b8c812@oss.qualcomm.com> Date: Thu, 22 Oct 2026 09:57:12 +0200 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/3] clk: qcom: gcc-sm8450: Parent the eUSB3 clkref to bi_tcxo To: Sushmit Singh Rathore , Bjorn Andersson , Stephen Boyd Cc: Abel Vesa , Abel Vesa , Brian Masney , Jerome Brunet , Vinod Koul , Vladimir Zapolskiy , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261020142157.1749-1-sushmit718@gmail.com> <20261020142157.1749-2-sushmit718@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261020142157.1749-2-sushmit718@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=JudkP84C c=1 sm=1 tr=0 ts=6ad9c1dc cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=9Jw45f44HywjUvPVWqEA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-ORIG-GUID: OVUCUEhUMapjO0Iu7kXqem2b6Bfp8xWH X-Proofpoint-Spam-Info: AW1haW4tMjYxMDIyMDAzMSBTYWx0ZWRfX4E5s99dkHnch GrkFaMlaU2b8rqLHLGZxewP1WAyYfI4RnN6378JDDSG4Gbe3smX0Fd8HgN6o8gm4C5mp5wID91I lnVirRhbHL/hipVXX5EzMbXZOB+3rvU= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDIyMDAzMSBTYWx0ZWRfXw/g+0uhFrZNC zhLvtzbq7gpbPLMkywOqdrkXSBdLjSrnpUAlmGocBugNvxAZMiB1YVltH6cjVp9/B/gIDxmgC62 Di0XqHRVryPP7FJKkPkJRfCKNcQxXPW0ThzpkdAIVBlSOY9MDDEopjkdZJ25KW2auSziqbgT9gC w6y9rLu1xmW0wlYMqL5An7xL6HAhXmiFZI0yAodjc0bHTfB8h5Vl/j03as5HZ3wP719/S4yGxuQ YJ+ih/1tqnHbV25TkMJuko37KKKv2j8ntK/skdbvYKlg7+9iZv8uEbeVkh19T8zmfhnpszGYcho 2BInDVeySLB8XvCBzhIwOMlU/xzpZH4Wq+5kiTfihA3wNSmjZX2qYAKnE9+RUqtvNUAU82LocYq BOYL2DjgJ9JDQicl8iilagr0sI9XGifN1cXse7qljMNtg7dZO1bt80jQzn9+fugWIGmcwG2z/bA CZH4aQ0Dj0jGhMleR1g== X-Proofpoint-GUID: OVUCUEhUMapjO0Iu7kXqem2b6Bfp8xWH X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-10-22_03,2026-10-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 malwarescore=0 impostorscore=0 suspectscore=0 spamscore=0 lowpriorityscore=0 adultscore=0 phishscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610220031 On 10/20/26 4:21 PM, Sushmit Singh Rathore wrote: > gcc_eusb3_0_clkref_en gates the XO reference to the eUSB2 PHY, but it > has no parent, so its rate reads as 0. On SM8475 the SNPS eUSB2 PHY > takes this clock as its reference and rejects a 0 Hz rate as > unsupported, so USB doesn't probe. > > Parent it to bi_tcxo, as tcsrcc-sm8550 does for its clkref branches. > > Fixes: db0c944ee92b ("clk: qcom: Add clock driver for SM8450") > Assisted-by: LLM > Signed-off-by: Sushmit Singh Rathore > --- Reviewed-by: Konrad Dybcio Konrad