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Thu, 22 Oct 2026 04:36:15 -0700 (PDT) Received: from localhost.localdomain ([218.194.41.155]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ada490e5edsm3997668a91.8.2026.10.22.04.36.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Oct 2026 04:36:15 -0700 (PDT) From: ShiTou Hong X-Google-Original-From: ShiTou Hong To: andersson@kernel.org, konradybcio@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, redstonee <1516235445@qq.com>, ShiTou Hong Subject: [PATCH 3/6] arm64: dts: qcom: sm8250-hdk: Add FSA4480 USB-C protocol chip Date: Thu, 22 Oct 2026 19:35:58 +0800 Message-ID: <20261022113601.2320940-3-dc_redstone@outlook.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20261022113601.2320940-1-dc_redstone@outlook.com> References: <20261022113601.2320940-1-dc_redstone@outlook.com> X-Mailing-List: devicetree@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 From: redstonee <1516235445@qq.com> The sm8250-hdk has a USB-C port, which support role-switch and DP altmode. The USB-C protocol is implemented by the FSA4480 chip. Enable the i2c port of the chip, add the FSA4480 node, and set the USB controller to OTG mode. Signed-off-by: ShiTou Hong --- arch/arm64/boot/dts/qcom/sm8250-hdk.dts | 105 +++++++++++++++++++++++- 1 file changed, 104 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/sm8250-hdk.dts b/arch/arm64/boot/dts/qcom/sm8250-hdk.dts index d92e569d8..9ff15d9d7 100644 --- a/arch/arm64/boot/dts/qcom/sm8250-hdk.dts +++ b/arch/arm64/boot/dts/qcom/sm8250-hdk.dts @@ -6,6 +6,7 @@ /dts-v1/; #include +#include #include "sm8250.dtsi" #include "pm8150.dtsi" #include "pm8150b.dtsi" @@ -415,6 +416,10 @@ &pon_resin { linux,code = ; }; +&qupv3_id_2 { + status = "okay"; +}; + &qupv3_id_1 { status = "okay"; }; @@ -489,6 +494,10 @@ &usb_1_qmpphy { vdda-pll-supply = <&vreg_l9a_1p2>; }; +&usb_1_qmpphy_out { + remote-endpoint = <&pm8150b_typec_mux_in>; +}; + &usb_2_qmpphy { status = "okay"; vdda-phy-supply = <&vreg_l18a_0p92>; @@ -504,13 +513,18 @@ &usb_2 { }; &usb_1_dwc3 { - dr_mode = "peripheral"; + dr_mode = "otg"; + usb-role-switch; }; &usb_2_dwc3 { dr_mode = "host"; }; +&usb_1_dwc3_hs_out { + remote-endpoint = <&pm8150b_hs_in>; +}; + &venus { status = "okay"; }; @@ -579,6 +593,28 @@ lt9611_out: endpoint { }; }; +&i2c15 { + status = "okay"; + clock-frequency = <400000>; + + fsa4480@43 { + compatible = "fcs,fsa4480"; + reg = <0x43>; + + interrupts-extended = <&tlmm 63 IRQ_TYPE_LEVEL_LOW>; + + vcc-supply = <&vreg_bob>; + mode-switch; + orientation-switch; + + port { + fsa4480_sbu_mux: endpoint { + remote-endpoint = <&pm8150b_typec_sbu_out>; + }; + }; + }; +}; + &gpi_dma0 { status = "okay"; }; @@ -593,6 +629,7 @@ &mdss_dp { &mdss_dp_out { data-lanes = <0 1>; + remote-endpoint = <&usb_1_qmpphy_dp_in>; }; &mdss_dsi0 { @@ -609,3 +646,69 @@ &mdss_dsi0_phy { status = "okay"; vdds-supply = <&vreg_l5a_0p88>; }; + +&pm8150b_vbus { + regulator-min-microamp = <500000>; + regulator-max-microamp = <3000000>; + status = "okay"; +}; + +&pm8150b_typec { + status = "okay"; + + vdd-pdphy-supply = <&vreg_l2a_3p1>; + + connector { + compatible = "usb-c-connector"; + + power-role = "source"; + data-role = "dual"; + self-powered; + + vbus-supply = <&pm8150b_vbus>; + + source-pdos = ; + + altmodes { + displayport { + svid = /bits/ 16 <0xff01>; + vdo = <0x00001c46>; + }; + }; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + pm8150b_hs_in: endpoint { + remote-endpoint = <&usb_1_dwc3_hs_out>; + }; + }; + + port@1 { + reg = <1>; + + pm8150b_typec_mux_in: endpoint { + remote-endpoint = <&usb_1_qmpphy_out>; + }; + }; + + port@2 { + reg = <2>; + + pm8150b_typec_sbu_out: endpoint { + remote-endpoint = <&fsa4480_sbu_mux>; + }; + }; + }; + }; +}; + +&usb_1_qmpphy_dp_in { + remote-endpoint = <&mdss_dp_out>; +}; -- 2.47.3