linux-sg2042/include/linux/platform_data/usb-davinci.h

37 lines
1.0 KiB
C

/*
* USB related definitions
*
* Copyright (C) 2009 MontaVista Software, Inc. <source@mvista.com>
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#ifndef __ASM_ARCH_USB_H
#define __ASM_ARCH_USB_H
struct da8xx_ohci_root_hub;
typedef void (*da8xx_ocic_handler_t)(struct da8xx_ohci_root_hub *hub,
unsigned port);
/* Passed as the platform data to the OHCI driver */
struct da8xx_ohci_root_hub {
/* Switch the port power on/off */
int (*set_power)(unsigned port, int on);
/* Read the port power status */
int (*get_power)(unsigned port);
/* Read the port over-current indicator */
int (*get_oci)(unsigned port);
/* Over-current indicator change notification (pass NULL to disable) */
int (*ocic_notify)(da8xx_ocic_handler_t handler);
/* Time from power on to power good (in 2 ms units) */
u8 potpgt;
};
void davinci_setup_usb(unsigned mA, unsigned potpgt_ms);
#endif /* ifndef __ASM_ARCH_USB_H */