linux-stable/include/linux/usb/ohci_pdriver.h
Florian Fainelli 2b16e39ee0 USB: ohci: allow platform driver to specify the number of ports
This patch modifies the ohci platform driver to accept the num_ports
parameter to be set via platform_data. Setting the number of ports must be
done after the call to ohci_hcd_init().

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-10-22 11:23:59 -07:00

48 lines
1.7 KiB
C

/*
* Copyright (C) 2012 Hauke Mehrtens <hauke@hauke-m.de>
*
* 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; either version 2 of the License, or (at your
* option) any later version.
*
* 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. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __USB_CORE_OHCI_PDRIVER_H
#define __USB_CORE_OHCI_PDRIVER_H
/**
* struct usb_ohci_pdata - platform_data for generic ohci driver
*
* @big_endian_desc: BE descriptors
* @big_endian_mmio: BE registers
* @no_big_frame_no: no big endian frame_no shift
* @num_ports: number of ports
*
* These are general configuration options for the OHCI controller. All of
* these options are activating more or less workarounds for some hardware.
*/
struct usb_ohci_pdata {
unsigned big_endian_desc:1;
unsigned big_endian_mmio:1;
unsigned no_big_frame_no:1;
unsigned int num_ports;
/* Turn on all power and clocks */
int (*power_on)(struct platform_device *pdev);
/* Turn off all power and clocks */
void (*power_off)(struct platform_device *pdev);
/* Turn on only VBUS suspend power and hotplug detection,
* turn off everything else */
void (*power_suspend)(struct platform_device *pdev);
};
#endif /* __USB_CORE_OHCI_PDRIVER_H */