[PATCH 2/2] arm64: dts: qcom: sm8550-qrd: add USB OTG

From: Krzysztof Kozlowski
Date: Tue May 16 2023 - 09:30:30 EST


Add missing parts of USB stack to enable USB OTG mode. The QRD8550
comes with one USB Type-C port.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 52 ++++++++++++++++++++++++-
1 file changed, 51 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
index e7a2bc5d788b..88b7d3ecdbc9 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
@@ -53,6 +53,40 @@ chosen {
stdout-path = "serial0:115200n8";
};

+ pmic-glink {
+ compatible = "qcom,sm8550-pmic-glink", "qcom,pmic-glink";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ connector@0 {
+ compatible = "usb-c-connector";
+ reg = <0>;
+ power-role = "dual";
+ data-role = "dual";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ pmic_glink_hs_in: endpoint {
+ remote-endpoint = <&usb_1_dwc3_hs>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+
+ pmic_glink_ss_in: endpoint {
+ remote-endpoint = <&usb_1_dwc3_ss>;
+ };
+ };
+ };
+ };
+ };
+
vph_pwr: vph-pwr-regulator {
compatible = "regulator-fixed";
regulator-name = "vph_pwr";
@@ -417,6 +451,11 @@ &pcie0_phy {
status = "okay";
};

+&pm8550b_eusb2_repeater {
+ vdd18-supply = <&vreg_l15b_1p8>;
+ vdd3-supply = <&vreg_l5b_3p1>;
+};
+
&qupv3_id_0 {
status = "okay";
};
@@ -505,13 +544,24 @@ &usb_1 {
};

&usb_1_dwc3 {
- dr_mode = "peripheral";
+ dr_mode = "otg";
+ usb-role-switch;
+};
+
+&usb_1_dwc3_hs {
+ remote-endpoint = <&pmic_glink_hs_in>;
+};
+
+&usb_1_dwc3_ss {
+ remote-endpoint = <&pmic_glink_ss_in>;
};

&usb_1_hsphy {
vdd-supply = <&vreg_l1e_0p88>;
vdda12-supply = <&vreg_l3e_1p2>;

+ phys = <&pm8550b_eusb2_repeater>;
+
status = "okay";
};

--
2.34.1