source: trunk/target/linux/lantiq/files-3.1/arch/mips/lantiq/xway/dev-dwc_otg.c @ 28721

Last change on this file since 28721 was 28721, checked in by blogic, 5 years ago

lantiq: bump to 3.1

File size: 1.6 KB
Line 
1/*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6 *
7 * Copyright (C) 2010 John Crispin <blogic@openwrt.org>
8 */
9
10#include <linux/init.h>
11#include <linux/module.h>
12#include <linux/types.h>
13#include <linux/string.h>
14#include <linux/mtd/physmap.h>
15#include <linux/kernel.h>
16#include <linux/reboot.h>
17#include <linux/platform_device.h>
18#include <linux/leds.h>
19#include <linux/etherdevice.h>
20#include <linux/reboot.h>
21#include <linux/time.h>
22#include <linux/io.h>
23#include <linux/gpio.h>
24#include <linux/leds.h>
25
26#include <asm/bootinfo.h>
27#include <asm/irq.h>
28
29#include <lantiq_soc.h>
30#include <lantiq_irq.h>
31#include <lantiq_platform.h>
32
33#define LTQ_USB_IOMEM_BASE 0x1e101000
34#define LTQ_USB_IOMEM_SIZE 0x00001000
35
36static struct resource resources[] =
37{
38        [0] = {
39                .name    = "dwc_otg_membase",
40                .start   = LTQ_USB_IOMEM_BASE,
41                .end     = LTQ_USB_IOMEM_BASE + LTQ_USB_IOMEM_SIZE - 1,
42                .flags   = IORESOURCE_MEM,
43        },
44        [1] = {
45                .name    = "dwc_otg_irq",
46                .start   = LTQ_USB_INT,
47                .flags   = IORESOURCE_IRQ,
48        },
49};
50
51static u64 dwc_dmamask = (u32)0x1fffffff;
52
53static struct platform_device platform_dev = {
54        .name = "dwc_otg",
55        .dev = {
56                .dma_mask      = &dwc_dmamask,
57        },
58        .resource               = resources,
59        .num_resources          = ARRAY_SIZE(resources),
60};
61
62int __init
63xway_register_dwc(int pin)
64{
65        struct irq_data d;
66        d.irq = resources[1].start;
67        ltq_enable_irq(&d);
68        platform_dev.dev.platform_data = (void*) pin;
69        return platform_device_register(&platform_dev);
70}
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