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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-33c331d3f2csm14091444eec.28.2026.09.20.23.19.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 20 Sep 2026 23:19:59 -0700 (PDT) From: Kathiravan Thirumoorthy Date: Mon, 21 Sep 2026 11:49:35 +0530 Subject: [PATCH 02/11] clk: qcom: ipq5332: add 24MHz rate for USB UTMI clock Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260921-ipq_clk_changes-v1-2-d242e3d49648@oss.qualcomm.com> References: <20260921-ipq_clk_changes-v1-0-d242e3d49648@oss.qualcomm.com> In-Reply-To: <20260921-ipq_clk_changes-v1-0-d242e3d49648@oss.qualcomm.com> To: Bjorn Andersson , Stephen Boyd , Brian Masney , Jerome Brunet , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Georgi Djakov , Konrad Dybcio , Varadarajan Narayanan , Dmitry Baryshkov , Abel Vesa , Gokul Sriram Palanisamy , Sricharan Ramabadhran , Kathiravan T Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, Kathiravan Thirumoorthy , stable@vger.kernel.org X-Mailer: b4 0.15.2 X-Authority-Analysis: v=2.4 cv=SJLXx+vH c=1 sm=1 tr=0 ts=6ab0cc91 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=T_jLbkAMJ8GdCbUqRukA:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-GUID: QKOtx3nQ0dh4DDE7wI_VlJRygbfo8MW_ X-Proofpoint-ORIG-GUID: QKOtx3nQ0dh4DDE7wI_VlJRygbfo8MW_ X-Proofpoint-Spam-Info: AW1haW4tMjYwOTIxMDA4OSBTYWx0ZWRfX5IegwFOOwTQI U7apI8YCjy8inv4RwHEVq3d0QzpnYULH5ew9ZqUubXgTsbjnBxs8QHKWY92HxCjC2mg5lEiTd6t qbM+tiKVFyr60Lzbs+4V1HSTtAIZj24= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTIxMDA4OSBTYWx0ZWRfX2kLFY5bEraBO mBirlFlcF86UPxQ2t1VX+HCacjj+vC2Rv8ZyZALUiKQ1TRow1RcgCRA7vGcNDXGJ9paHjoXLObA 7fb2TTuvf2Xi+yVUJy5UrbvqUGLbB+Sxxerl7UvIFFeFej/SwMUzvAEf4VhLic7b06nH6k9bP/M cnKBhyyQPwe9s20jQd2iYLk4h5V6VaAfP8XWCBsb+CSuBruInq+4BiFIeielKq/MbDy5VLx2oSm ZyKQiDpHuF5JtCRoH70vKHTl+46zMRosCYLxWP++T6/PM3mIlCWBzjRymXi0GYeIgmKtFsfVHhx iLf64lk7TaaoWkaYBfBukDAW2BBS4fQfkJ3Fm4ILyFEHgH97O+lqMNsB5HlevK1X8JCRGJM3qWU nWToHKhSHYPTJk2F0CLhtwycIdBCy7hTmz+hM3zNv4pONCss8+wMIw5Xt9yJG9OfB/+fLtRK8eu Xg4waMCyAHMiaTfsATQ== 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=2026-09-21_02,2026-09-16_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 suspectscore=0 malwarescore=0 adultscore=0 clxscore=1015 bulkscore=0 spamscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609210089 The USB UTMI reference clock must operate at 24 MHz, as recommended by the hardware team, for reliable USB operation. Validation showed that USB 3.2 hub enumeration with USB 2.0 devices fails when the UTMI reference clock is not configured to the required 24 MHz rate. Configuring the UTMI reference clock to 24 MHz to resolve the enumeration failure and ensure successful device detection. Cc: stable@vger.kernel.org Fixes: 3d89d52970fd ("clk: qcom: add Global Clock controller (GCC) driver for IPQ5332 SoC") Signed-off-by: Kathiravan Thirumoorthy --- drivers/clk/qcom/gcc-ipq5332.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/clk/qcom/gcc-ipq5332.c b/drivers/clk/qcom/gcc-ipq5332.c index ecd9ebeed754..4625b447c235 100644 --- a/drivers/clk/qcom/gcc-ipq5332.c +++ b/drivers/clk/qcom/gcc-ipq5332.c @@ -1038,6 +1038,7 @@ static struct clk_rcg2 gcc_usb0_master_clk_src = { }; static const struct freq_tbl ftbl_gcc_usb0_mock_utmi_clk_src[] = { + F(24000000, P_XO, 1, 0, 0), F(60000000, P_GPLL4_OUT_AUX, 10, 1, 2), { } }; -- 2.34.1