2 * Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de>
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License as published by the
6 * Free Software Foundation; either version 2 of the License, or (at your
7 * option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __USB_CORE_EHCI_PDRIVER_H
20 #define __USB_CORE_EHCI_PDRIVER_H
23 * struct usb_ehci_pdata - platform_data for generic ehci driver
25 * @caps_offset: offset of the EHCI Capability Registers to the start of
26 * the io memory region provided to the driver.
27 * @has_tt: set to 1 if TT is integrated in root hub.
28 * @port_power_on: set to 1 if the controller needs a power up after
30 * @port_power_off: set to 1 if the controller needs to be powered down
31 * after initialization.
32 * @no_io_watchdog: set to 1 if the controller does not need the I/O
35 * These are general configuration options for the EHCI controller. All of
36 * these options are activating more or less workarounds for some hardware.
38 struct usb_ehci_pdata {
41 unsigned has_synopsys_hc_bug:1;
42 unsigned big_endian_desc:1;
43 unsigned big_endian_mmio:1;
44 unsigned no_io_watchdog:1;
46 /* Turn on all power and clocks */
47 int (*power_on)(struct platform_device *pdev);
48 /* Turn off all power and clocks */
49 void (*power_off)(struct platform_device *pdev);
50 /* Turn on only VBUS suspend power and hotplug detection,
51 * turn off everything else */
52 void (*power_suspend)(struct platform_device *pdev);
55 #endif /* __USB_CORE_EHCI_PDRIVER_H */