linux-kernel - [PATCH v8 8/9] arm64: dts: qcom: sa8295p: Enable tertiary controller and its 4 USB ports

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Date:   Sun, 14 May 2023 11:19:16 +0530
From:   Krishna Kurapati <quic_kriskura@...cinc.com>
To:     Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        "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>,
        Felipe Balbi <balbi@...nel.org>
CC:     <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <quic_pkondeti@...cinc.com>, <quic_ppratap@...cinc.com>,
        <quic_wcheng@...cinc.com>, <quic_jackp@...cinc.com>,
        <quic_harshq@...cinc.com>, <ahalaney@...hat.com>,
        Krishna Kurapati <quic_kriskura@...cinc.com>
Subject: [PATCH v8 8/9] arm64: dts: qcom: sa8295p: Enable tertiary controller and its 4 USB ports

Enable tertiary controller for SA8295P (based on SC8280XP).
Add pinctrl support for usb ports to provide VBUS to connected peripherals.

Signed-off-by: Krishna Kurapati <quic_kriskura@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sa8295p-adp.dts | 53 ++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
index fd253942e5e5..8b24b3c55769 100644
--- a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
+++ b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
@@ -9,6 +9,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include <dt-bindings/spmi/spmi.h>
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
 
 #include "sa8540p.dtsi"
 #include "sa8540p-pmics.dtsi"
@@ -584,6 +585,20 @@ &usb_1_qmpphy {
 	status = "okay";
 };
 
+&usb_2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb2_en_state>,
+		    <&usb3_en_state>,
+		    <&usb4_en_state>,
+		    <&usb5_en_state>;
+
+	status = "okay";
+};
+
+&usb_2_dwc3 {
+	dr_mode = "host";
+};
+
 &usb_2_hsphy0 {
 	vdda-pll-supply = <&vreg_l5a>;
 	vdda18-supply = <&vreg_l7g>;
@@ -729,3 +744,41 @@ wake-n-pins {
 		};
 	};
 };
+
+&pmm8540c_gpios {
+	usb2_en_state: usb2-en-state {
+		pins = "gpio9";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+};
+
+&pmm8540e_gpios {
+	usb3_en_state: usb3-en-state {
+		pins = "gpio5";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+};
+
+&pmm8540g_gpios {
+	usb4_en_state: usb4-en-state {
+		pins = "gpio5";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+
+	usb5_en_state: usb5-en-state {
+		pins = "gpio9";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+};
-- 
2.40.0