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Tue, 03 Nov 2026 05:51:12 -0800 (PST) Received: from DESKTOP-NM9EKIA ([125.134.240.130]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1ac1845817csm42837321c88.5.2026.11.03.05.51.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Nov 2026 05:51:11 -0800 (PST) From: Joonhoe Kim <26rote@gmail.com> To: gregkh@linuxfoundation.org, Thinh.Nguyen@synopsys.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, andersson@kernel.org, konradybcio@kernel.org Cc: abel.vesa@oss.qualcomm.com, wesley.cheng@oss.qualcomm.com, krishna.kurapati@oss.qualcomm.com, konrad.dybcio@oss.qualcomm.com, dmitry.baryshkov@oss.qualcomm.com, neil.armstrong@linaro.org, val@packett.cool, balaji.kalkonda@oss.qualcomm.com, tvlad744@gmail.com, linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 3/3] arm64: dts: qcom: kaanapali: Mark the USB controller as a Type-C mode switch Date: Tue, 3 Nov 2026 22:50:57 +0900 Message-ID: <20261103135057.1682-4-26rote@gmail.com> X-Mailer: git-send-email 2.55.0.windows.5 In-Reply-To: <20261103135057.1682-1-26rote@gmail.com> References: <20261103135057.1682-1-26rote@gmail.com> X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit When the USB3-DP combo PHY is a mode switch, DisplayPort pin assignments C and E put it in DP-only mode, where it stops the USB3 PIPE clock. Make the USB controller a mode switch as well, so that it moves to the UTMI clock first and keeps its USB 2.0 port working. Reviewed-by: Abel Vesa Signed-off-by: Joonhoe Kim <26rote@gmail.com> --- The "mode-switch" property of usb_dp_qmpphy comes with patch 3 of Balaji Kalkonda's Kaanapali DisplayPort series: https://lore.kernel.org/all/20261022-kaanapali_dp-v3-0-b5ae8e6083c3@oss.qualcomm.com/ arch/arm64/boot/dts/qcom/kaanapali.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/kaanapali.dtsi b/arch/arm64/boot/dts/qcom/kaanapali.dtsi index e48a179d0722..a06d5d867488 100644 --- a/arch/arm64/boot/dts/qcom/kaanapali.dtsi +++ b/arch/arm64/boot/dts/qcom/kaanapali.dtsi @@ -3941,6 +3941,7 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, tx-fifo-resize; dma-coherent; + mode-switch; usb-role-switch; wakeup-source; -- 2.43.0