On 10/02/2023 17:02, Neil Armstrong wrote:
Add the pmic glink node linked with the DWC3 USB controller
switched to OTG mode and tagged with usb-role-switch.
Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm8350-hdk.dts | 77 ++++++++++++++++++++++++++++-----
1 file changed, 65 insertions(+), 12 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sm8350-hdk.dts b/arch/arm64/boot/dts/qcom/sm8350-hdk.dts
index 54654eb75c28..28fc9a835c5d 100644
--- a/arch/arm64/boot/dts/qcom/sm8350-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8350-hdk.dts
@@ -31,6 +31,40 @@ hdmi_con: endpoint {
};
};
+ pmic-glink {
+ compatible = "qcom,sm8350-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";
@@ -666,23 +700,42 @@ &usb_1 {
};
&usb_1_dwc3 {
- /* TODO: Define USB-C connector properly */
- dr_mode = "peripheral";
-};
+ dr_mode = "otg";
I could not verify UCSI / OTG on sm8350-HDK, see the GET_PDOS issue.
Unless it is fixed, I suggest fixing this to "host" to get DP to work.
+ usb-role-switch;
-&usb_1_hsphy {
- status = "okay";
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
- vdda-pll-supply = <&vreg_l5b_0p88>;
- vdda18-supply = <&vreg_l1c_1p8>;
- vdda33-supply = <&vreg_l2b_3p07>;
+ port@0 {
+ reg = <0>;
+
+ usb_1_dwc3_hs: endpoint {
+ remote-endpoint = <&pmic_glink_hs_in>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+
+ usb_1_dwc3_ss: endpoint {
+ remote-endpoint = <&pmic_glink_ss_in>;
+ };
+ };
+ };
};
-&usb_1_qmpphy {
- status = "okay";
+&usb_1_dwc3 {
+ dr_mode = "otg";
+ usb-role-switch;
+};
Duplicate
- vdda-phy-supply = <&vreg_l6b_1p2>;
- vdda-pll-supply = <&vreg_l1b_0p88>;
+&usb_1_dwc3_hs {
+ remote-endpoint = <&pmic_glink_hs_in>;
+};
+
+&usb_1_dwc3_ss {
+ remote-endpoint = <&pmic_glink_ss_in>;
};
&usb_2 {
--
With best wishes
Dmitry
