linux-kernel - [PATCH 4/5] arm64: dts: mt7986: add usb related device nodes

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Date:   Wed, 27 Apr 2022 20:47:40 +0800
From:   Sam Shih <sam.shih@...iatek.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     John Crispin <john@...ozen.org>, Ryder Lee <ryder.lee@...nel.org>,
        "Sam Shih" <sam.shih@...iatek.com>
Subject: [PATCH 4/5] arm64: dts: mt7986: add usb related device nodes

This patch adds USB support for MT7986.

Signed-off-by: Sam Shih <sam.shih@...iatek.com>
---
 arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 28 ++++++++++
 arch/arm64/boot/dts/mediatek/mt7986a.dtsi    | 55 ++++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts | 28 ++++++++++
 3 files changed, 111 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
index 4a555df1eff4..de6475078568 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
@@ -23,6 +23,24 @@
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x40000000>;
 	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &pcie {
@@ -93,6 +111,12 @@
 	status = "okay";
 };
 
+&ssusb {
+	vusb33-supply = <&reg_3p3v>;
+	vbus-supply = <&reg_5v>;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
@@ -108,3 +132,7 @@
 	pinctrl-0 = <&uart2_pins>;
 	status = "okay";
 };
+
+&usb_phy {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index 7d77b5727528..ff685900baa4 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -241,6 +241,29 @@
 			status = "disabled";
 		};
 
+		ssusb: usb@...00000 {
+			compatible = "mediatek,mt7986-xhci",
+				     "mediatek,mtk-xhci";
+			reg = <0 0x11200000 0 0x2e00>,
+			      <0 0x11203e00 0 0x0100>;
+			reg-names = "mac", "ippc";
+			interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&infracfg CLK_INFRA_IUSB_SYS_CK>,
+				 <&topckgen CLK_TOP_U2U3_XHCI_SEL>,
+				 <&infracfg CLK_INFRA_IUSB_CK>,
+				 <&infracfg CLK_INFRA_IUSB_133_CK>,
+				 <&infracfg CLK_INFRA_IUSB_66M_CK>;
+			clock-names = "sys_ck",
+				      "xhci_ck",
+				      "ref_ck",
+				      "mcu_ck",
+				      "dma_ck";
+			phys = <&u2port0 PHY_TYPE_USB2>,
+			       <&u3port0 PHY_TYPE_USB3>,
+			       <&u2port1 PHY_TYPE_USB2>;
+			status = "disabled";
+		};
+
 		pcie: pcie@...80000 {
 			compatible = "mediatek,mt7986-pcie",
 				     "mediatek,mt8192-pcie";
@@ -292,6 +315,38 @@
 			};
 		};
 
+		usb_phy: t-phy@...10000 {
+			compatible = "mediatek,mt7986-tphy",
+				     "mediatek,generic-tphy-v2";
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+			status = "disabled";
+
+			u2port0: usb-phy@...10000 {
+				reg = <0 0x11e10000 0 0x700>;
+				clocks = <&topckgen CLK_TOP_DA_U2_REFSEL>,
+					 <&topckgen CLK_TOP_DA_U2_CK_1P_SEL>;
+				clock-names = "ref", "da_ref";
+				#phy-cells = <1>;
+			};
+
+			u3port0: usb-phy@...10700 {
+				reg = <0 0x11e10700 0 0x900>;
+				clocks = <&topckgen CLK_TOP_USB3_PHY_SEL>;
+				clock-names = "ref";
+				#phy-cells = <1>;
+			};
+
+			u2port1: usb-phy@...11000 {
+				reg = <0 0x11e11000 0 0x700>;
+				clocks = <&topckgen CLK_TOP_DA_U2_REFSEL>,
+					 <&topckgen CLK_TOP_DA_U2_CK_1P_SEL>;
+				clock-names = "ref", "da_ref";
+				#phy-cells = <1>;
+			};
+		};
+
 		ethsys: syscon@...00000 {
 			 #address-cells = <1>;
 			 #size-cells = <1>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
index f159f1ac618b..6bd477e1f484 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
@@ -23,6 +23,24 @@
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x40000000>;
 	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &pio {
@@ -62,6 +80,16 @@
 	status = "okay";
 };
 
+&ssusb {
+	vusb33-supply = <&reg_3p3v>;
+	vbus-supply = <&reg_5v>;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
+
+&usb_phy {
+	status = "okay";
+};
-- 
2.18.0