sead3-ehci.c

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2012 MIPS Technologies, Inc.  All rights reserved.
 */
#include <linux/init.h>
#include <linux/irq.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/irqchip/mips-gic.h>

#include <asm/mips-boards/sead3int.h>

static struct resource ehci_resources[] = {
	{
		.start			= 0x1b200000,
		.end			= 0x1b200fff,
		.flags			= IORESOURCE_MEM
	},
	{
		.flags			= IORESOURCE_IRQ
	}
};

static u64 sead3_usbdev_dma_mask = DMA_BIT_MASK(32);

static struct platform_device ehci_device = {
	.name		= "sead3-ehci",
	.id		= 0,
	.dev		= {
		.dma_mask		= &sead3_usbdev_dma_mask,
		.coherent_dma_mask	= DMA_BIT_MASK(32)
	},
	.num_resources	= ARRAY_SIZE(ehci_resources),
	.resource	= ehci_resources
};

static int __init ehci_init(void)
{
	if (gic_present)
		ehci_resources[1].start = MIPS_GIC_IRQ_BASE + GIC_INT_EHCI;
	else
		ehci_resources[1].start = MIPS_CPU_IRQ_BASE + CPU_INT_EHCI;
	return platform_device_register(&ehci_device);
}

device_initcall(ehci_init);