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Mon, 06 Oct 2025 06:51:55 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:3d9:2080:52eb:f6ff:feb3:451a]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-46e723437d8sm161373265e9.3.2025.10.06.06.51.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Oct 2025 06:51:54 -0700 (PDT) From: Neil Armstrong Date: Mon, 06 Oct 2025 15:51:53 +0200 Subject: [PATCH] dt-bindings: phy: qcom,sc8280xp-qmp-usb43dp: Add mode-switch Precedence: bulk X-Mailing-List: devicetree@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: <20251006-topic-sm8x50-qmp-combo-allow-mode-switch-v1-1-3d79e7ea6824@linaro.org> X-B4-Tracking: v=1; b=H4sIAHnJ42gC/x3NTQqDMBBA4avIrDsQhdHSq5Qu8jPWAeOkiagg3 t3Q5bd574TCWbjAqzkh8yZFdKloHw34yS5fRgnV0JmOWmN6XDWJxxKfBxn8xYReo1O086w7Rg2 MZZfVT2gHYnJEbggj1FzKPMrxX70/13UDC6M3qHoAAAA= X-Change-ID: 20251006-topic-sm8x50-qmp-combo-allow-mode-switch-a75e5b55b7df To: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE The QMP USB3/DP Combo PHY can work in 3 modes: - DisplayPort Only - USB3 Only - USB3 + DisplayPort Combo mode In order to switch between those modes, the PHY needs to receive Type-C events, allow marking to the phy with the mode-switch property in order to allow the PHY to receive Type-C events. Referencing usb-switch.yaml lookkied like as a simpler way to allow the mode-switch property instead of duplicating the property definition but it causes some issues with the ports definitions. Signed-off-by: Neil Armstrong --- Depends on: [1] https://lore.kernel.org/all/20251006-topic-sm8x50-fix-qmp-usb43dp-usb-switch-v2-1-3249e511013b@linaro.org/ --- .../devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml index 38ce04c35d945d0d8d319191c241920810ee9005..bdf7894ff84869030252f64f20acb4f920fd19e9 100644 --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml @@ -73,6 +73,11 @@ properties: description: See include/dt-bindings/phy/phy-qcom-qmp.h + mode-switch: + description: + Flag the PHY as possible handler of USB Type-C altmode switching + type: boolean + orientation-switch: description: Flag the PHY as possible handler of USB Type-C orientation switching --- base-commit: 9cba8ad3e538c0d955a9844fbe26a887dbb04f4a change-id: 20251006-topic-sm8x50-qmp-combo-allow-mode-switch-a75e5b55b7df Best regards, -- Neil Armstrong