include/linux/platform_data/mv_usb.h

   1 /*
   2  * Copyright (C) 2011 Marvell International Ltd. All rights reserved.
   3  *
   4  * This program is free software; you can redistribute  it and/or modify it
   5  * under  the terms of  the GNU General  Public License as published by the
   6  * Free Software Foundation;  either version 2 of the  License, or (at your
   7  * option) any later version.
   8  */
   9
  10 #ifndef __MV_PLATFORM_USB_H
  11 #define __MV_PLATFORM_USB_H
  12
  13 enum pxa_ehci_type {
  14         EHCI_UNDEFINED = 0,
  15         PXA_U2OEHCI,    /* pxa 168, 9xx */
  16         PXA_SPH,        /* pxa 168, 9xx SPH */
  17         MMP3_HSIC,      /* mmp3 hsic */
  18         MMP3_FSIC,      /* mmp3 fsic */
  19 };
  20
  21 enum {
  22         MV_USB_MODE_OTG,
  23         MV_USB_MODE_HOST,
  24 };
  25
  26 enum {
  27         VBUS_LOW        = 0,
  28         VBUS_HIGH       = 1 << 0,
  29 };
  30
  31 struct mv_usb_addon_irq {
  32         unsigned int    irq;
  33         int             (*poll)(void);
  34 };
  35
  36 struct mv_usb_platform_data {
  37         unsigned int            clknum;
  38         char                    **clkname;
  39         struct mv_usb_addon_irq *id;    /* Only valid for OTG. ID pin change*/
  40         struct mv_usb_addon_irq *vbus;  /* valid for OTG/UDC. VBUS change*/
  41
  42         /* only valid for HCD. OTG or Host only*/
  43         unsigned int            mode;
  44
  45         /* This flag is used for that needs id pin checked by otg */
  46         unsigned int    disable_otg_clock_gating:1;
  47         /* Force a_bus_req to be asserted */
  48          unsigned int    otg_force_a_bus_req:1;
  49
  50         int     (*phy_init)(void __iomem *regbase);
  51         void    (*phy_deinit)(void __iomem *regbase);
  52         int     (*set_vbus)(unsigned int vbus);
  53         int     (*private_init)(void __iomem *opregs, void __iomem *phyregs);
  54 };
  55
  56 #ifndef CONFIG_HAVE_CLK
  57 /* Dummy stub for clk framework */
  58 #define clk_get(dev, id)       NULL
  59 #define clk_put(clock)         do {} while (0)
  60 #define clk_enable(clock)      do {} while (0)
  61 #define clk_disable(clock)     do {} while (0)
  62 #endif
  63
  64 #endif