linux-kernel - [PATCH] devicetree: Add TI-NSPIRE USB OTG support to device tree

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Date:	Mon,  9 Feb 2015 19:41:57 +1100
From:	Daniel Tang <dt.tangr@...il.com>
To:	arm@...nel.org
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Daniel Tang <dt.tangr@...il.com>
Subject: [PATCH] devicetree: Add TI-NSPIRE USB OTG support to device tree

Signed-off-by: Daniel Tang <dt.tangr@...il.com>
---
 arch/arm/boot/dts/nspire-classic.dtsi |  5 +++++
 arch/arm/boot/dts/nspire-cx.dts       |  4 ++++
 arch/arm/boot/dts/nspire.dtsi         | 21 +++++++++++++++++++++
 3 files changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/nspire-classic.dtsi b/arch/arm/boot/dts/nspire-classic.dtsi
index 9565199..4907c50 100644
--- a/arch/arm/boot/dts/nspire-classic.dtsi
+++ b/arch/arm/boot/dts/nspire-classic.dtsi
@@ -51,6 +51,11 @@
 	compatible = "lsi,nspire-classic-ahb-divider";
 };
 
+
+&vbus_reg {
+	gpio = <&gpio 5 0>;
+};
+
 / {
 	memory {
 		device_type = "memory";
diff --git a/arch/arm/boot/dts/nspire-cx.dts b/arch/arm/boot/dts/nspire-cx.dts
index 375b924..08e0b81 100644
--- a/arch/arm/boot/dts/nspire-cx.dts
+++ b/arch/arm/boot/dts/nspire-cx.dts
@@ -69,6 +69,10 @@
 	0x0709001d 	0x070a0033 	>;
 };
 
+&vbus_reg {
+	gpio = <&gpio 2 0>;
+};
+
 / {
 	model = "TI-NSPIRE CX";
 	compatible = "ti,nspire-cx";
diff --git a/arch/arm/boot/dts/nspire.dtsi b/arch/arm/boot/dts/nspire.dtsi
index a22ffe6..390c91a 100644
--- a/arch/arm/boot/dts/nspire.dtsi
+++ b/arch/arm/boot/dts/nspire.dtsi
@@ -54,6 +54,20 @@
 		clocks = <&ahb_clk>;
 	};
 
+	usb_phy: usb_phy {
+		compatible = "usb-nop-xceiv";
+	};
+
+	vbus_reg: vbus_reg {
+		compatible = "regulator-fixed";
+
+		regulator-name = "USB VBUS output";
+		regulator-type = "voltage";
+
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
 	ahb {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -65,8 +79,12 @@
 		};
 
 		usb0: usb@...00000 {
+			compatible = "lsi,zevio-usb";
 			reg = <0xB0000000 0x1000>;
 			interrupts = <8>;
+
+			usb-phy = <&usb_phy>;
+			vbus-supply = <&vbus_reg>;
 		};
 
 		usb1: usb@...00000 {
@@ -105,8 +123,11 @@
 			ranges;
 
 			gpio: gpio@...00000 {
+				compatible = "lsi,zevio-gpio";
 				reg = <0x90000000 0x1000>;
 				interrupts = <7>;
+				gpio-controller;
+				#gpio-cells = <2>;
 			};
 
 			fast_timer: timer@...10000 {
-- 
2.1.3

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