linux-kernel - [PATCH v4 5/5] arm64: dts: mediatek: add xHCI & usb phy for mt8173

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Message-ID: <1438347836-29060-6-git-send-email-chunfeng.yun@mediatek.com>
Date:	Fri, 31 Jul 2015 21:03:56 +0800
From:	Chunfeng Yun <chunfeng.yun@...iatek.com>
To:	Mathias Nyman <mathias.nyman@...el.com>
CC:	Rob Herring <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Felipe Balbi <balbi@...com>,
	Chunfeng Yun <chunfeng.yun@...iatek.com>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	Roger Quadros <rogerq@...com>, <linux-usb@...r.kernel.org>,
	<linux-mediatek@...ts.infradead.org>,
	John Crispin <blogic@...nwrt.org>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	Kishon Vijay Abraham I <kishon@...com>
Subject: [PATCH v4 5/5] arm64: dts: mediatek: add xHCI & usb phy for mt8173

add xHCI and phy drivers for MT8173-EVB

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
 arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 17 +++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt8173.dtsi    | 29 +++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
index f433c21..f9bbabd 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
@@ -13,6 +13,7 @@
  */
 
 /dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
 #include "mt8173.dtsi"
 
 / {
@@ -32,6 +33,15 @@
 	};
 
 	chosen { };
+
+	usb_p1_vbus: regulator@0 {
+		compatible = "regulator-fixed";
+		regulator-name = "usb_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&pio 130 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
 };
 
 &pwrap {
@@ -211,3 +221,10 @@
 &uart0 {
 	status = "okay";
 };
+
+&usb {
+	vusb33-supply = <&mt6397_vusb_reg>;
+	vbus-supply = <&usb_p1_vbus>;
+	mediatek,wakeup-src = <1>;
+	mediatek,u2port-num = <2>;
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 0696f8f..8fa9ae8 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -14,6 +14,7 @@
 #include <dt-bindings/clock/mt8173-clk.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/power/mt8173-power.h>
 #include <dt-bindings/reset-controller/mt8173-resets.h>
 #include "mt8173-pinfunc.h"
 
@@ -393,6 +394,34 @@
 			#size-cells = <0>;
 			status = "disabled";
 		};
+
+		usb: usb@...70000 {
+			compatible = "mediatek,mt8173-xhci";
+			reg = <0 0x11270000 0 0x4000>,
+			      <0 0x11280000 0 0x0800>;
+			interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
+			power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
+			clocks = <&topckgen CLK_TOP_USB30_SEL>,
+				 <&pericfg CLK_PERI_USB0>,
+				 <&pericfg CLK_PERI_USB1>;
+			clock-names = "sys_mac",
+				      "wakeup_deb_p0",
+				      "wakeup_deb_p1";
+			phys = <&u3phy 0>, <&u3phy 1>;
+			phy-names = "usb-phy0", "usb-phy1";
+			usb3-lpm-capable;
+			mediatek,usb-wakeup = <&pericfg>;
+			status = "okay";
+		};
+
+		u3phy: usb-phy@...90000 {
+			compatible = "mediatek,mt8173-u3phy";
+			reg = <0 0x11290000 0 0x3000>;
+			clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>;
+			clock-names = "u3phya_ref";
+			#phy-cells = <1>;
+			status = "okay";
+		};
 	};
 };
 
-- 
1.8.1.1.dirty

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