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- /*
- * 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
- /* 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 */
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