linux-kernel - [PATCH v3 2/2] arm64: dts: qcom: sm8250-xiaomi-elish: Add pm8150b type-c node and enable usb otg

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Date:   Sun, 26 Nov 2023 10:28:49 +0800
From:   Jianhua Lu <lujianhua000@...il.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Jianhua Lu <lujianhua000@...il.com>
Subject: [PATCH v3 2/2] arm64: dts: qcom: sm8250-xiaomi-elish: Add pm8150b type-c node and enable usb otg

Add type-c node to feature otg function and set usb-role-switch property
for usb_1_dwc3 to enable usb otg.

Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Signed-off-by: Jianhua Lu <lujianhua000@...il.com>
---
Changes in v3:
  1. squash patch[3/3].
  2. update commit message.
  3. add pm8150b_vbus node.

No changes in v2:

 .../dts/qcom/sm8250-xiaomi-elish-common.dtsi  | 43 ++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-common.dtsi b/arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-common.dtsi
index 3d4ea428e4cb..946365f15a59 100644
--- a/arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-common.dtsi
@@ -6,6 +6,7 @@
 #include <dt-bindings/arm/qcom,ids.h>
 #include <dt-bindings/phy/phy.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
+#include <dt-bindings/usb/pd.h>
 #include "sm8250.dtsi"
 #include "pm8150.dtsi"
 #include "pm8150b.dtsi"
@@ -627,6 +628,41 @@ vol_up_n: vol-up-n-state {
 	};
 };
 
+&pm8150b_typec {
+	vdd-pdphy-supply = <&vreg_l2a_3p1>;
+	status = "okay";
+
+	connector {
+		compatible = "usb-c-connector";
+
+		power-role = "source";
+		data-role = "dual";
+		self-powered;
+
+		source-pdos = <PDO_FIXED(5000, 3000,
+					 PDO_FIXED_DUAL_ROLE |
+					 PDO_FIXED_USB_COMM |
+					 PDO_FIXED_DATA_SWAP)>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				pm8150b_role_switch_in: endpoint {
+					remote-endpoint = <&usb_1_role_switch_out>;
+				};
+			};
+		};
+	};
+};
+
+&pm8150b_vbus {
+	status = "okay";
+};
+
 &pon_pwrkey {
 	status = "okay";
 };
@@ -664,11 +700,12 @@ &usb_1 {
 };
 
 &usb_1_dwc3 {
-	dr_mode = "peripheral";
+	dr_mode = "otg";
 	maximum-speed = "high-speed";
 	/* Remove USB3 phy */
 	phys = <&usb_1_hsphy>;
 	phy-names = "usb2-phy";
+	usb-role-switch;
 };
 
 &usb_1_hsphy {
@@ -678,6 +715,10 @@ &usb_1_hsphy {
 	status = "okay";
 };
 
+&usb_1_role_switch_out {
+	remote-endpoint = <&pm8150b_role_switch_in>;
+};
+
 &ufs_mem_hc {
 	vcc-supply = <&vreg_l17a_3p0>;
 	vcc-max-microamp = <800000>;
-- 
2.41.0