| /* |
| * Copyright 2012 Tilera Corporation. All Rights Reserved. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation, version 2. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or |
| * NON INFRINGEMENT. See the GNU General Public License for |
| * more details. |
| * |
| * Register the Tile-Gx USB interfaces as platform devices. |
| * |
| * The actual USB driver is just some glue (in |
| * drivers/usb/host/[eo]hci-tilegx.c) which makes the registers available |
| * to the standard kernel EHCI and OHCI drivers. |
| */ |
| |
| #include <linux/dma-mapping.h> |
| #include <linux/platform_device.h> |
| #include <linux/usb/tilegx.h> |
| #include <linux/init.h> |
| #include <linux/types.h> |
| |
| static u64 ehci_dmamask = DMA_BIT_MASK(32); |
| |
| #define USB_HOST_DEF(unit, type, dmamask) \ |
| static struct \ |
| tilegx_usb_platform_data tilegx_usb_platform_data_ ## type ## \ |
| hci ## unit = { \ |
| .dev_index = unit, \ |
| }; \ |
| \ |
| static struct platform_device tilegx_usb_ ## type ## hci ## unit = { \ |
| .name = "tilegx-" #type "hci", \ |
| .id = unit, \ |
| .dev = { \ |
| .dma_mask = dmamask, \ |
| .coherent_dma_mask = DMA_BIT_MASK(32), \ |
| .platform_data = \ |
| &tilegx_usb_platform_data_ ## type ## hci ## \ |
| unit, \ |
| }, \ |
| }; |
| |
| USB_HOST_DEF(0, e, &ehci_dmamask) |
| USB_HOST_DEF(0, o, NULL) |
| USB_HOST_DEF(1, e, &ehci_dmamask) |
| USB_HOST_DEF(1, o, NULL) |
| |
| #undef USB_HOST_DEF |
| |
| static struct platform_device *tilegx_usb_devices[] __initdata = { |
| &tilegx_usb_ehci0, |
| &tilegx_usb_ehci1, |
| &tilegx_usb_ohci0, |
| &tilegx_usb_ohci1, |
| }; |
| |
| /** Add our set of possible USB devices. */ |
| static int __init tilegx_usb_init(void) |
| { |
| platform_add_devices(tilegx_usb_devices, |
| ARRAY_SIZE(tilegx_usb_devices)); |
| |
| return 0; |
| } |
| arch_initcall(tilegx_usb_init); |