include/linux/usb/chipidea.h

   1 /*
   2  * Platform data for the chipidea USB dual role controller
   3  */
   4
   5 #ifndef __LINUX_USB_CHIPIDEA_H
   6 #define __LINUX_USB_CHIPIDEA_H
   7
   8 #include <linux/usb/otg.h>
   9
  10 struct ci_hdrc;
  11 struct ci_hdrc_platform_data {
  12         const char      *name;
  13         /* offset of the capability registers */
  14         uintptr_t        capoffset;
  15         unsigned         power_budget;
  16         struct usb_phy  *phy;
  17         enum usb_phy_interface phy_mode;
  18         unsigned long    flags;
  19 #define CI_HDRC_REGS_SHARED             BIT(0)
  20 #define CI_HDRC_REQUIRE_TRANSCEIVER     BIT(1)
  21 #define CI_HDRC_DISABLE_STREAMING       BIT(3)
  22         /*
  23          * Only set it when DCCPARAMS.DC==1 and DCCPARAMS.HC==1,
  24          * but otg is not supported (no register otgsc).
  25          */
  26 #define CI_HDRC_DUAL_ROLE_NOT_OTG       BIT(4)
  27 #define CI_HDRC_IMX28_WRITE_FIX         BIT(5)
  28 #define CI_HDRC_FORCE_FULLSPEED         BIT(6)
  29         enum usb_dr_mode        dr_mode;
  30 #define CI_HDRC_CONTROLLER_RESET_EVENT          0
  31 #define CI_HDRC_CONTROLLER_STOPPED_EVENT        1
  32         void    (*notify_event) (struct ci_hdrc *ci, unsigned event);
  33         struct regulator        *reg_vbus;
  34         bool                    tpl_support;
  35 };
  36
  37 /* Default offset of capability registers */
  38 #define DEF_CAPOFFSET           0x100
  39
  40 /* Add ci hdrc device */
  41 struct platform_device *ci_hdrc_add_device(struct device *dev,
  42                         struct resource *res, int nres,
  43                         struct ci_hdrc_platform_data *platdata);
  44 /* Remove ci hdrc device */
  45 void ci_hdrc_remove_device(struct platform_device *pdev);
  46
  47 #endif