mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-26 23:40:55 +07:00
355fb4e3ea
Rename setup_usb() into davinci_setup_usb(). While at it: - move its declaration from <mach/common.h> to more fitting <mach/usb.h>; - teach it to handle values of the 'mA' parameter greater than 510 and thus pass 1000 instead of 500 for the power switches capable of sourcing over 1 A; - teach it to handle odd values of the 'potpgt_ms' parameter... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
60 lines
2.0 KiB
C
60 lines
2.0 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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void davinci_setup_usb(unsigned mA, unsigned potpgt_ms);
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#endif /* ifndef __ASM_ARCH_USB_H */
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