2 * host.c - DesignWare USB3 DRD Controller Host Glue
4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com
6 * Authors: Felipe Balbi <balbi@ti.com>,
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions, and the following disclaimer,
13 * without modification.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The names of the above-listed copyright holders may not be used
18 * to endorse or promote products derived from this software without
19 * specific prior written permission.
21 * ALTERNATIVELY, this software may be distributed under the terms of the
22 * GNU General Public License ("GPL") version 2, as published by the Free
23 * Software Foundation.
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
26 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
27 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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35 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 #include <linux/platform_device.h>
42 int dwc3_host_init(struct dwc3
*dwc
)
44 struct platform_device
*xhci
;
47 xhci
= platform_device_alloc("xhci-hcd", PLATFORM_DEVID_AUTO
);
49 dev_err(dwc
->dev
, "couldn't allocate xHCI device\n");
54 dma_set_coherent_mask(&xhci
->dev
, dwc
->dev
->coherent_dma_mask
);
56 xhci
->dev
.parent
= dwc
->dev
;
57 xhci
->dev
.dma_mask
= dwc
->dev
->dma_mask
;
58 xhci
->dev
.dma_parms
= dwc
->dev
->dma_parms
;
62 ret
= platform_device_add_resources(xhci
, dwc
->xhci_resources
,
63 DWC3_XHCI_RESOURCES_NUM
);
65 dev_err(dwc
->dev
, "couldn't add resources to xHCI device\n");
69 ret
= platform_device_add(xhci
);
71 dev_err(dwc
->dev
, "failed to register xHCI device\n");
78 platform_device_put(xhci
);
84 void dwc3_host_exit(struct dwc3
*dwc
)
86 platform_device_unregister(dwc
->xhci
);