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usb
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ehci_pdriver.h

ehci_pdriver.h 2.1 KB
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  1. /*
    2. 

  2.  * Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de>
    3. 

  3.  *
    4. 

  4.  * This program is free software; you can redistribute it and/or modify it
    5. 

  5.  * under the terms of the GNU General Public License as published by the
    6. 

  6.  * Free Software Foundation; either version 2 of the License, or (at your
    7. 

  7.  * option) any later version.
    8. 

  8.  *
    9. 

  9.  * This program is distributed in the hope that it will be useful, but
    10. 

  10.  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    11. 

  11.  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12. 

  12.  * for more details.
    13. 

  13.  *
    14. 

  14.  * You should have received a copy of the GNU General Public License
    15. 

  15.  * along with this program; if not, write to the Free Software Foundation,
    16. 

  16.  * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    17. 

  17.  */
    18. 

  18. 

  19. #ifndef __USB_CORE_EHCI_PDRIVER_H
    20. 

  20. #define __USB_CORE_EHCI_PDRIVER_H
    21. 

  21. 

  22. struct platform_device;
    23. 

  23. struct usb_hcd;
    24. 

  24. 

  25. /**
    26. 

  26.  * struct usb_ehci_pdata - platform_data for generic ehci driver
    27. 

  27.  *
    28. 

  28.  * @caps_offset:	offset of the EHCI Capability Registers to the start of
    29. 

  29.  *			the io memory region provided to the driver.
    30. 

  30.  * @has_tt:		set to 1 if TT is integrated in root hub.
    31. 

  31.  * @port_power_on:	set to 1 if the controller needs a power up after
    32. 

  32.  *			initialization.
    33. 

  33.  * @port_power_off:	set to 1 if the controller needs to be powered down
    34. 

  34.  *			after initialization.
    35. 

  35.  * @no_io_watchdog:	set to 1 if the controller does not need the I/O
    36. 

  36.  *			watchdog to run.
    37. 

  37.  *
    38. 

  38.  * These are general configuration options for the EHCI controller. All of
    39. 

  39.  * these options are activating more or less workarounds for some hardware.
    40. 

  40.  */
    41. 

  41. struct usb_ehci_pdata {
    42. 

  42. 	int		caps_offset;
    43. 

  43. 	unsigned	has_tt:1;
    44. 

  44. 	unsigned	has_synopsys_hc_bug:1;
    45. 

  45. 	unsigned	big_endian_desc:1;
    46. 

  46. 	unsigned	big_endian_mmio:1;
    47. 

  47. 	unsigned	no_io_watchdog:1;
    48. 

  48. 

  49. 	/* Turn on all power and clocks */
    50. 

  50. 	int (*power_on)(struct platform_device *pdev);
    51. 

  51. 	/* Turn off all power and clocks */
    52. 

  52. 	void (*power_off)(struct platform_device *pdev);
    53. 

  53. 	/* Turn on only VBUS suspend power and hotplug detection,
    54. 

  54. 	 * turn off everything else */
    55. 

  55. 	void (*power_suspend)(struct platform_device *pdev);
    56. 

  56. 	int (*pre_setup)(struct usb_hcd *hcd);
    57. 

  57. };
    58. 

  58. 

  59. #endif /* __USB_CORE_EHCI_PDRIVER_H */
    60.