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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 00721157ae682-8025ffc700bsm44091127b3.36.2026.06.23.06.05.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jun 2026 06:05:27 -0700 (PDT) From: Qiang Yu Date: Tue, 23 Jun 2026 06:05:17 -0700 Subject: [PATCH v2 1/3] dt-bindings: phy: sc8280xp-qmp-pcie: Add vdda-refgen supply for Glymur 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: <20260623-phy_refgen-v2-1-4d15983bf91d@oss.qualcomm.com> References: <20260623-phy_refgen-v2-0-4d15983bf91d@oss.qualcomm.com> In-Reply-To: <20260623-phy_refgen-v2-0-4d15983bf91d@oss.qualcomm.com> To: Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Qiang Yu X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1782219925; l=1582; i=qiang.yu@oss.qualcomm.com; s=20250513; h=from:subject:message-id; bh=93/aBfJdMnMxQ1hbCH7NcblkNMni6c+McXTe75xVLsE=; b=gKQGrmpz/BsL9ZJoibvqsJOvbxakAkEmoj0/Qy8a/gal7/BjPkvx1Y402RQQVlpkpoxR0FMhq MMGkRMKXr2mCLOZh/Q/rAZpBV6HW98StfY/eICJv84PR6j40cPfKEMP X-Developer-Key: i=qiang.yu@oss.qualcomm.com; a=ed25519; pk=Rr94t+fykoieF1ngg/bXxEfr5KoQxeXPtYxM8fBQTAI= X-Proofpoint-ORIG-GUID: MVtdlMmyCIUo6pI1Q83OMGvyFxUIvnn0 X-Proofpoint-GUID: MVtdlMmyCIUo6pI1Q83OMGvyFxUIvnn0 X-Authority-Analysis: v=2.4 cv=QJhYgALL c=1 sm=1 tr=0 ts=6a3a8499 cx=c_pps a=g1v0Z557R90hA0UpD/5Yag==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=vs92Cf7bL59LNXS1VVEA:9 a=QEXdDO2ut3YA:10 a=MFSWADHSvvjO3QEy5MdX:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNjIzMDEwNyBTYWx0ZWRfXyyDPOiTvAXw2 17med1udlvbNWOMLcjKrgbGMjVwA/DxF0iIIHE0ujFLakqRoK//p9nDogCi7mlGUJZeCBHY4jUJ uNaVzWFyTlbTeO19PbHrqWuKgbwSv30= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjIzMDEwNyBTYWx0ZWRfXz+tH97ExnQwv 7ML18HhHL7Bu5By5DG8+jNlKRITwJ2QoOXDRnlU0fE2RT93ndIwxTmz2hoRLgy5SefzHVeKqiFM IN7nupwQEQ/Y0GF4qz/SlaZeT7d3ZwVI+kjLpoRDFupyPLH+IfKEkOERBgqF3GfNhmG53zOmtd2 WEYdc2PK5WexAt6tBYcqySZ0FRl8tTDNaeeV9ic80CZIaWRnLfhLOlDmIhjVhzj5hQet+xnSZ1r 6/KsD1NajXvDxfYRkroXp7tLkxP/bSJB9XKMo2tCRxya1zwvbjtTHAOVhG7Iw2KYuQh5rN/BLCk jcGJSR59kb8DejNfbmpFQiSTq2efMCawu2ip+9aHA8DdkxYq5gnKYsw+OQ3Y9w/26sSTLw1CcCb SOQTWlleV42YJYR3GSvm4iryyaqz1EGFeCCqjGsOb/Hgr+jnvMwujR7v16dvEIRhSVMVxxy+n0z zZersNAn2GRDVoqXxzw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-23_03,2026-06-23_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 bulkscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 phishscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2606230107 The PCIe QMP PHYs require a stable reference voltage provided by REFGEN, which in turn requires two separate LDOs to operate. Add vdda-refgen0p9-supply and vdda-refgen1p2-supply properties. Mark them as required for the Glymur PCIe QMP PHYs for now; other platforms having the same requirement and can be added later. Signed-off-by: Qiang Yu --- .../bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml index 108cf9dc86ea..375f5fb2111f 100644 --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-pcie-phy.yaml @@ -91,6 +91,10 @@ properties: vdda-qref-supply: true + vdda-refgen0p9-supply: true + + vdda-refgen1p2-supply: true + qcom,4ln-config-sel: description: PCIe 4-lane configuration $ref: /schemas/types.yaml#/definitions/phandle-array @@ -261,6 +265,18 @@ allOf: "#clock-cells": const: 0 + - if: + properties: + compatible: + contains: + enum: + - qcom,glymur-qmp-gen4x2-pcie-phy + - qcom,glymur-qmp-gen5x4-pcie-phy + then: + required: + - vdda-refgen0p9-supply + - vdda-refgen1p2-supply + examples: - | #include -- 2.34.1