/* * USB related definitions * * Copyright (C) 2009 MontaVista Software, Inc. * * 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 /* DA8xx CFGCHIP2 (USB 2.0 PHY Control) register bits */ #define CFGCHIP2_PHYCLKGD (1 << 17) #define CFGCHIP2_VBUSSENSE (1 << 16) #define CFGCHIP2_RESET (1 << 15) #define CFGCHIP2_OTGMODE (3 << 13) #define CFGCHIP2_NO_OVERRIDE (0 << 13) #define CFGCHIP2_FORCE_HOST (1 << 13) #define CFGCHIP2_FORCE_DEVICE (2 << 13) #define CFGCHIP2_FORCE_HOST_VBUS_LOW (3 << 13) #define CFGCHIP2_USB1PHYCLKMUX (1 << 12) #define CFGCHIP2_USB2PHYCLKMUX (1 << 11) #define CFGCHIP2_PHYPWRDN (1 << 10) #define CFGCHIP2_OTGPWRDN (1 << 9) #define CFGCHIP2_DATPOL (1 << 8) #define CFGCHIP2_USB1SUSPENDM (1 << 7) #define CFGCHIP2_PHY_PLLON (1 << 6) /* override PLL suspend */ #define CFGCHIP2_SESENDEN (1 << 5) /* Vsess_end comparator */ #define CFGCHIP2_VBDTCTEN (1 << 4) /* Vbus comparator */ #define CFGCHIP2_REFFREQ (0xf << 0) #define CFGCHIP2_REFFREQ_12MHZ (1 << 0) #define CFGCHIP2_REFFREQ_24MHZ (2 << 0) #define CFGCHIP2_REFFREQ_48MHZ (3 << 0) 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 */