--- /dev/null
+++ b/arch/arm/mach-cns21xx/dev-usb.c
@@ -0,0 +1,71 @@
+/*
+ *  Copyright (c) 2008 Cavium Networks
+ *  Copyright (c) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
+ *
+ *  This file is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License, Version 2, as
+ *  published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+
+#include <mach/cns21xx.h>
+
+static u64 cns21xx_usb_dmamask = DMA_BIT_MASK(32);
+
+static struct resource cns21xx_ohci_resources[] = {
+	[0] = {
+		.start	= CNS21XX_OHCI_CTRL_BASE,
+		.end	= CNS21XX_OHCI_CTRL_BASE + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= CNS21XX_IRQ_OHCI,
+		.end	= CNS21XX_IRQ_OHCI,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device cns21xx_ohci_device = {
+	.name		= "cns21xx-ohci",
+	.id		= -1,
+	.dev = {
+		.dma_mask		= &cns21xx_usb_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+	.resource	= cns21xx_ohci_resources,
+	.num_resources	= ARRAY_SIZE(cns21xx_ohci_resources),
+};
+
+static struct resource cns21xx_ehci_resources[] = {
+	[0] = {
+		.start	= CNS21XX_EHCI_CTRL_BASE,
+		.end	= CNS21XX_EHCI_CTRL_BASE + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= CNS21XX_IRQ_EHCI,
+		.end	= CNS21XX_IRQ_EHCI,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device cns21xx_ehci_device = {
+	.name		= "cns21xx-ehci",
+	.id		= -1,
+	.dev		= {
+		.dma_mask		= &cns21xx_usb_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+	.resource	= cns21xx_ehci_resources,
+	.num_resources	= ARRAY_SIZE(cns21xx_ehci_resources),
+};
+
+void __init cns21xx_register_usb(void)
+{
+	platform_device_register(&cns21xx_ehci_device);
+	platform_device_register(&cns21xx_ohci_device);
+}
--- a/arch/arm/mach-cns21xx/Kconfig
+++ b/arch/arm/mach-cns21xx/Kconfig
@@ -3,4 +3,7 @@ if ARCH_CNS21XX
 menu "Cavium Networks CNS21xx based machines"
 endmenu
 
+config CNS21XX_DEV_USB
+	def_bool n
+
 endif
--- a/arch/arm/mach-cns21xx/Makefile
+++ b/arch/arm/mach-cns21xx/Makefile
@@ -6,5 +6,8 @@
 
 obj-y		:= core.o devices.o gpio.o irq.o mm.o time.o
 
+# devices
+obj-$(CONFIG_CNS21XX_DEV_USB)		+= dev-usb.o
+
 # machine specific files
 
--- a/arch/arm/mach-cns21xx/common.h
+++ b/arch/arm/mach-cns21xx/common.h
@@ -19,5 +19,6 @@ extern struct sys_timer cns21xx_timer;
 
 int cns21xx_register_uart0(void);
 int cns21xx_register_uart1(void);
+int cns21xx_register_usb(void);
 
 #endif /* _MACH_CNS21XX_COMMON_H */