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--- /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 irq.o gpio.o mm.o time.o idle.o devices.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
@@ -20,5 +20,6 @@ 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 */
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