devicetree: Add TI-NSPIRE USB OTG support to device tree
Signed-off-by: Daniel Tang <dt.tangr@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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@B0000000 {
+ compatible = "lsi,zevio-usb";
reg = <0xB0000000 0x1000>;
interrupts = <8>;
+
+ usb-phy = <&usb_phy>;
+ vbus-supply = <&vbus_reg>;
};
usb1: usb@B4000000 {
@@ -105,8 +123,11 @@
ranges;
gpio: gpio@90000000 {
+ compatible = "lsi,zevio-gpio";
reg = <0x90000000 0x1000>;
interrupts = <7>;
+ gpio-controller;
+ #gpio-cells = <2>;
};
fast_timer: timer@90010000 {