linux-kernel - [PATCH 2/3] arm64: dts: qcom: sa8295p: Enable tertiary controller and its 4 USB ports

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Message-ID: <20240206114745.1388491-3-quic_kriskura@quicinc.com>
Date: Tue, 6 Feb 2024 17:17:44 +0530
From: Krishna Kurapati <quic_kriskura@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring
	<robh+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <quic_ppratap@...cinc.com>,
        <quic_jackp@...cinc.com>, Krishna Kurapati <quic_kriskura@...cinc.com>
Subject: [PATCH 2/3] 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 | 49 ++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
index fd253942e5e5..6da444042f82 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 +585,16 @@ &usb_1_qmpphy {
 	status = "okay";
 };
 
+&usb_2 {
+	pinctrl-0 = <&usb2_en>,
+		    <&usb3_en>,
+		    <&usb4_en>,
+		    <&usb5_en>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};
+
 &usb_2_hsphy0 {
 	vdda-pll-supply = <&vreg_l5a>;
 	vdda18-supply = <&vreg_l7g>;
@@ -636,6 +647,44 @@ &xo_board_clk {
 
 /* PINCTRL */
 
+&pmm8540c_gpios {
+	usb2_en: usb2-en-state {
+		pins = "gpio9";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+};
+
+&pmm8540e_gpios {
+	usb3_en: usb3-en-state {
+		pins = "gpio5";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+};
+
+&pmm8540g_gpios {
+	usb4_en: usb4-en-state {
+		pins = "gpio5";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+
+	usb5_en: usb5-en-state {
+		pins = "gpio9";
+		function = "normal";
+		qcom,drive-strength = <PMIC_GPIO_STRENGTH_HIGH>;
+		output-high;
+		power-source = <0>;
+	};
+};
+
 &tlmm {
 	pcie2a_default: pcie2a-default-state {
 		clkreq-n-pins {
-- 
2.34.1