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Fri, 22 May 2026 03:50:28 -0700 (PDT) Received: from hu-mchunara-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2beb5914287sm19150935ad.79.2026.05.22.03.50.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 May 2026 03:50:28 -0700 (PDT) From: monish.chunara@oss.qualcomm.com X-Google-Original-From: mchunara@oss.qualcomm.com To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, ulf.hansson@linaro.org, nitin.rawat@oss.qualcomm.com, pradeep.pragallapati@oss.qualcomm.com, komal.bajaj@oss.qualcomm.com, monish.chunara@oss.qualcomm.com, jsodhapa@qti.qualcomm.com Subject: [PATCH] arm64: dts: qcom: qcs615-ride: fix sdhc_2 vqmmc-supply for UHS-I mode Date: Fri, 22 May 2026 16:20:20 +0530 Message-Id: <20260522105020.3588377-1-mchunara@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authority-Analysis: v=2.4 cv=Yr8/gYYX c=1 sm=1 tr=0 ts=6a1034f6 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=5JD22pyS9HkwBMopzcwA:9 a=GvdueXVYPmCkWapjIL-Q:22 X-Proofpoint-ORIG-GUID: sK4NABDEk0mdDoNeWx9-_1jw-a4tovrf X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTIyMDEwNyBTYWx0ZWRfX2ItrrDc9C2Dr Ons7DrZxRyunDAcLQVfsmRCInyUm9DifYh5pWPCC2SN6IepIxvp0fXTcxG/LP4T0iOGLF5fwXMT ebDqD5/ZvRg7LXyYNXvTL4XYwk1gYRAUGojqUpTVn/hGVnv2QMU9yd9iv54PAXhZ9hH0+ddBBp/ 4gD+WG4n+sUpM9L/8Usp5IFLJnUa0WuAwlsutZdt1begbyWNHEgEQIyokrMnLIP3hHPwb7p3iyk Fwla2YCWR9EfnAXIGQTUXE996+D3rKANVFATZV1H6sa3Uww9C/fdsT57/2QzVythIPuF6xQtVxw 8t8oXs98ZH7MjNTrPkFJLwG2GdRjJDVSAqtp9A+UDrYZ1lV3Yufjq22JtTaLXEoDpvkApRFu0EO n7J8wE0v1SV9O+ozgn0csznBG2bqndKinvAzYBn7nPiPfGCVrnWm+6oJXIhIeNtmEE69ygvxA56 5KqK8Kr5SEUO2EKE48Q== X-Proofpoint-GUID: sK4NABDEk0mdDoNeWx9-_1jw-a4tovrf X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-22_02,2026-05-18_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 suspectscore=0 bulkscore=0 impostorscore=0 phishscore=0 spamscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605220107 Content-Type: text/plain; charset="utf-8" From: Monish Chunara SD card is detected as SDHS instead of UHS-I because sdhc_2 was configured with vreg_s4a as vqmmc-supply, which cannot switch between 1.8V and 3.3V. Switch vqmmc-supply to vreg_l2a and update its voltage range to 1800000-2960000 uV to enable proper UHS-I signaling. Signed-off-by: Monish Chunara --- arch/arm64/boot/dts/qcom/qcs615-ride.dts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/qcs615-ride.dts b/arch/arm64/boot/dts= /qcom/qcs615-ride.dts index 51b13b492472..047b4efb04b9 100644 --- a/arch/arm64/boot/dts/qcom/qcs615-ride.dts +++ b/arch/arm64/boot/dts/qcom/qcs615-ride.dts @@ -232,8 +232,8 @@ vreg_l1a: ldo1 { =20 vreg_l2a: ldo2 { regulator-name =3D "vreg_l2a"; - regulator-min-microvolt =3D <1650000>; - regulator-max-microvolt =3D <3100000>; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <2960000>; regulator-initial-mode =3D ; regulator-allow-set-load; regulator-allowed-modes =3D ; =20 vmmc-supply =3D <&vreg_l10a>; - vqmmc-supply =3D <&vreg_s4a>; + vqmmc-supply =3D <&vreg_l2a>; =20 status =3D "okay"; }; --=20 2.34.1