e5d3d252d5
Add the function to register the OHCI platform device, given the root hub related platform data passed from the board specific code. The platfrom data provide for overriding the OHCI port power and over-current bits at the board level. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/*
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* USB related definitions
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*
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* Copyright (C) 2009 MontaVista Software, Inc. <source@mvista.com>
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*
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* This file is licensed under the terms of the GNU General Public License
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* version 2. This program is licensed "as is" without any warranty of any
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* kind, whether express or implied.
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*/
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#ifndef __ASM_ARCH_USB_H
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#define __ASM_ARCH_USB_H
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/* DA8xx CFGCHIP2 (USB 2.0 PHY Control) register bits */
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#define CFGCHIP2_PHYCLKGD (1 << 17)
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#define CFGCHIP2_VBUSSENSE (1 << 16)
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#define CFGCHIP2_RESET (1 << 15)
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#define CFGCHIP2_OTGMODE (3 << 13)
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#define CFGCHIP2_NO_OVERRIDE (0 << 13)
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#define CFGCHIP2_FORCE_HOST (1 << 13)
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#define CFGCHIP2_FORCE_DEVICE (2 << 13)
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#define CFGCHIP2_FORCE_HOST_VBUS_LOW (3 << 13)
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#define CFGCHIP2_USB1PHYCLKMUX (1 << 12)
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#define CFGCHIP2_USB2PHYCLKMUX (1 << 11)
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#define CFGCHIP2_PHYPWRDN (1 << 10)
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#define CFGCHIP2_OTGPWRDN (1 << 9)
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#define CFGCHIP2_DATPOL (1 << 8)
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#define CFGCHIP2_USB1SUSPENDM (1 << 7)
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#define CFGCHIP2_PHY_PLLON (1 << 6) /* override PLL suspend */
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#define CFGCHIP2_SESENDEN (1 << 5) /* Vsess_end comparator */
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#define CFGCHIP2_VBDTCTEN (1 << 4) /* Vbus comparator */
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#define CFGCHIP2_REFFREQ (0xf << 0)
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#define CFGCHIP2_REFFREQ_12MHZ (1 << 0)
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#define CFGCHIP2_REFFREQ_24MHZ (2 << 0)
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#define CFGCHIP2_REFFREQ_48MHZ (3 << 0)
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struct da8xx_ohci_root_hub;
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typedef void (*da8xx_ocic_handler_t)(struct da8xx_ohci_root_hub *hub,
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unsigned port);
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/* Passed as the platform data to the OHCI driver */
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struct da8xx_ohci_root_hub {
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/* Switch the port power on/off */
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int (*set_power)(unsigned port, int on);
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/* Read the port power status */
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int (*get_power)(unsigned port);
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/* Read the port over-current indicator */
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int (*get_oci)(unsigned port);
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/* Over-current indicator change notification (pass NULL to disable) */
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int (*ocic_notify)(da8xx_ocic_handler_t handler);
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/* Time from power on to power good (in 2 ms units) */
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u8 potpgt;
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};
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#endif /* ifndef __ASM_ARCH_USB_H */
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