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-rw-r--r--Documentation/devicetree/bindings/usb/exynos-usb.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt
index e8bbb4799e26..f66fcddba46f 100644
--- a/Documentation/devicetree/bindings/usb/exynos-usb.txt
+++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt
@@ -23,3 +23,18 @@ Example:
interrupts = <0 71 0>;
samsung,vbus-gpio = <&gpx2 6 1 3 3>;
};
+
+OHCI
+Required properties:
+ - compatible: should be "samsung,exynos4210-ohci" for USB 2.0
+ OHCI companion controller in host mode.
+ - reg: physical base address of the controller and length of memory mapped
+ region.
+ - interrupts: interrupt number to the cpu.
+
+Example:
+ usb@12120000 {
+ compatible = "samsung,exynos4210-ohci";
+ reg = <0x12120000 0x100>;
+ interrupts = <0 71 0>;
+ };