linux-kernel - [PATCH 2/4] arm: dts: mt2701: Add usb2 device nodes

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Message-ID: <1545896066-897-3-git-send-email-min.guo@mediatek.com>
Date:   Thu, 27 Dec 2018 15:34:24 +0800
From:   <min.guo@...iatek.com>
To:     Bin Liu <b-liu@...com>, Rob Herring <robh+dt@...nel.org>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Alan Stern <stern@...land.harvard.edu>,
        <chunfeng.yun@...iatek.com>, <linux-usb@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Min Guo <min.guo@...iatek.com>
Subject: [PATCH 2/4] arm: dts: mt2701: Add usb2 device nodes

From: Min Guo <min.guo@...iatek.com>

Add musb nodes and usb2 phy nodes for MT2701

Signed-off-by: Min Guo <min.guo@...iatek.com>
---
 arch/arm/boot/dts/mt2701-evb.dts | 21 +++++++++++++++++++++
 arch/arm/boot/dts/mt2701.dtsi    | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 55 insertions(+)

diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
index be0edb3..2635911 100644
--- a/arch/arm/boot/dts/mt2701-evb.dts
+++ b/arch/arm/boot/dts/mt2701-evb.dts
@@ -6,6 +6,7 @@
  */
 
 /dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
 #include "mt2701.dtsi"
 
 / {
@@ -60,6 +61,20 @@
 		>;
 		default-brightness-level = <9>;
 	};
+
+	extcon_usb: extcon_iddig {
+		compatible = "linux,extcon-usb-gpio";
+		id-gpio = <&pio 44 GPIO_ACTIVE_HIGH>;
+	};
+
+	usb_vbus: regulator@0 {
+		compatible = "regulator-fixed";
+		regulator-name = "usb_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&pio 45 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
 };
 
 &auxadc {
@@ -229,3 +244,9 @@
 &uart0 {
 	status = "okay";
 };
+
+&usb2 {
+	vbus-supply = <&usb_vbus>;
+	extcon = <&extcon_usb>;
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index 180377e..495ece9 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -670,6 +670,40 @@
 		};
 	};
 
+	usb2: usb@...00000 {
+		compatible = "mediatek,mt2701-musb",
+				"mediatek,mtk-musb";
+		reg = <0 0x11200000 0 0x1000>;
+		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
+		interrupt-names = "mc";
+		phys = <&u2port2 PHY_TYPE_USB2>;
+		phy-names = "usb2-phy";
+		dr_mode = "otg";
+		clocks = <&pericfg CLK_PERI_USB0>,
+			 <&pericfg CLK_PERI_USB0_MCU>,
+			 <&pericfg CLK_PERI_USB_SLV>;
+		clock-names = "main","mcu","univpll";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>;
+		status = "disabled";
+	};
+
+	u2phy0: usb-phy@...10000 {
+		compatible = "mediatek,generic-tphy-v1";
+		reg = <0 0x11210000 0 0x0800>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		status = "okay";
+
+		u2port2: usb-phy@...c4800 {
+			reg = <0 0x11210800 0 0x0100>;
+			clocks = <&topckgen CLK_TOP_USB_PHY48M>;
+			clock-names = "ref";
+			#phy-cells = <1>;
+			status = "okay";
+		};
+	};
+
 	ethsys: syscon@...00000 {
 		compatible = "mediatek,mt2701-ethsys", "syscon";
 		reg = <0 0x1b000000 0 0x1000>;
-- 
1.9.1