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1 | /* linux/arch/arm/plat-s3c/dev-usb.c |
2 | * |
3 | * Copyright 2008 Simtec Electronics |
4 | * Ben Dooks <ben@simtec.co.uk> |
5 | * http://armlinux.simtec.co.uk/ |
6 | * |
7 | * S3C series device definition for USB host |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify |
10 | * it under the terms of the GNU General Public License version 2 as |
11 | * published by the Free Software Foundation. |
12 | */ |
13 | |
14 | #include <linux/gfp.h> |
15 | #include <linux/kernel.h> |
16 | #include <linux/string.h> |
17 | #include <linux/platform_device.h> |
18 | |
19 | #include <mach/irqs.h> |
20 | #include <mach/map.h> |
21 | |
22 | #include <plat/devs.h> |
23 | #include <plat/usb-control.h> |
24 | |
25 | static struct resource s3c_usb_resource[] = { |
26 | [0] = { |
27 | .start = S3C_PA_USBHOST, |
28 | .end = S3C_PA_USBHOST + 0x100 - 1, |
29 | .flags = IORESOURCE_MEM, |
30 | }, |
31 | [1] = { |
32 | .start = IRQ_USBH, |
33 | .end = IRQ_USBH, |
34 | .flags = IORESOURCE_IRQ, |
35 | } |
36 | }; |
37 | |
38 | static u64 s3c_device_usb_dmamask = 0xffffffffUL; |
39 | |
40 | struct platform_device s3c_device_ohci = { |
41 | .name = "s3c2410-ohci", |
42 | .id = -1, |
43 | .num_resources = ARRAY_SIZE(s3c_usb_resource), |
44 | .resource = s3c_usb_resource, |
45 | .dev = { |
46 | .dma_mask = &s3c_device_usb_dmamask, |
47 | .coherent_dma_mask = 0xffffffffUL |
48 | } |
49 | }; |
50 | |
51 | EXPORT_SYMBOL(s3c_device_ohci); |
52 | |
53 | /** |
54 | * s3c_ohci_set_platdata - initialise OHCI device platform data |
55 | * @info: The platform data. |
56 | * |
57 | * This call copies the @info passed in and sets the device .platform_data |
58 | * field to that copy. The @info is copied so that the original can be marked |
59 | * __initdata. |
60 | */ |
61 | void __init s3c_ohci_set_platdata(struct s3c2410_hcd_info *info) |
62 | { |
63 | struct s3c2410_hcd_info *npd; |
64 | |
65 | npd = kmemdup(info, sizeof(struct s3c2410_hcd_info), GFP_KERNEL); |
66 | if (!npd) |
67 | printk(KERN_ERR "%s: no memory for platform data\n", __func__); |
68 | |
69 | s3c_device_ohci.dev.platform_data = npd; |
70 | } |
71 |
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