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Hauke Mehrtens7a7a4a592012-03-13 01:04:48 +01001/*
2 * Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de>
3 *
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.
8 *
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
12 * for more details.
13 *
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.
17 */
18
19#ifndef __USB_CORE_EHCI_PDRIVER_H
20#define __USB_CORE_EHCI_PDRIVER_H
21
22/**
23 * struct usb_ehci_pdata - platform_data for generic ehci driver
24 *
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
29 * initialization.
30 * @port_power_off: set to 1 if the controller needs to be powered down
31 * after initialization.
Florian Fainelli45348742012-10-08 15:11:21 +020032 * @no_io_watchdog: set to 1 if the controller does not need the I/O
33 * watchdog to run.
Hauke Mehrtens7a7a4a592012-03-13 01:04:48 +010034 *
35 * These are general configuration options for the EHCI controller. All of
36 * these options are activating more or less workarounds for some hardware.
37 */
38struct usb_ehci_pdata {
39 int caps_offset;
40 unsigned has_tt:1;
41 unsigned has_synopsys_hc_bug:1;
42 unsigned big_endian_desc:1;
43 unsigned big_endian_mmio:1;
44 unsigned port_power_on:1;
45 unsigned port_power_off:1;
Florian Fainelli45348742012-10-08 15:11:21 +020046 unsigned no_io_watchdog:1;
Kuninori Morimoto04216be2012-08-06 18:08:39 -070047
48 /* Turn on all power and clocks */
49 int (*power_on)(struct platform_device *pdev);
50 /* Turn off all power and clocks */
51 void (*power_off)(struct platform_device *pdev);
52 /* Turn on only VBUS suspend power and hotplug detection,
53 * turn off everything else */
54 void (*power_suspend)(struct platform_device *pdev);
Hauke Mehrtens7a7a4a592012-03-13 01:04:48 +010055};
56
57#endif /* __USB_CORE_EHCI_PDRIVER_H */