drivers/usb/musb/musb_hcd.h

   1 /*
   2  * Mentor USB OTG Core host controller driver.
   3  *
   4  * Copyright (c) 2008 Texas Instruments
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of
   9  * the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  19  * MA 02111-1307 USA
  20  *
  21  * Author: Thomas Abraham t-abraham@ti.com, Texas Instruments
  22  */
  23
  24 #ifndef __MUSB_HCD_H__
  25 #define __MUSB_HCD_H__
  26
  27 #include "musb_core.h"
  28 #ifdef CONFIG_USB_KEYBOARD
  29 #include <stdio_dev.h>
  30 extern unsigned char new[];
  31 #endif
  32
  33 #ifndef CONFIG_MUSB_TIMEOUT
  34 # define CONFIG_MUSB_TIMEOUT 100000
  35 #endif
  36
  37 /* This defines the endpoint number used for control transfers */
  38 #define MUSB_CONTROL_EP 0
  39
  40 /* This defines the endpoint number used for bulk transfer */
  41 #ifndef MUSB_BULK_EP
  42 # define MUSB_BULK_EP 1
  43 #endif
  44
  45 /* This defines the endpoint number used for interrupt transfer */
  46 #define MUSB_INTR_EP 2
  47
  48 /* Determine the operating speed of MUSB core */
  49 #define musb_ishighspeed() \
  50         ((readb(&musbr->power) & MUSB_POWER_HSMODE) \
  51                 >> MUSB_POWER_HSMODE_SHIFT)
  52
  53 #define min_t(type, x, y)       \
  54         ({ type __x = (x); type __y = (y); __x < __y ? __x : __y; })
  55
  56 /* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */
  57
  58 /* destination of request */
  59 #define RH_INTERFACE               0x01
  60 #define RH_ENDPOINT                0x02
  61 #define RH_OTHER                   0x03
  62
  63 #define RH_CLASS                   0x20
  64 #define RH_VENDOR                  0x40
  65
  66 /* Requests: bRequest << 8 | bmRequestType */
  67 #define RH_GET_STATUS           0x0080
  68 #define RH_CLEAR_FEATURE        0x0100
  69 #define RH_SET_FEATURE          0x0300
  70 #define RH_SET_ADDRESS          0x0500
  71 #define RH_GET_DESCRIPTOR       0x0680
  72 #define RH_SET_DESCRIPTOR       0x0700
  73 #define RH_GET_CONFIGURATION    0x0880
  74 #define RH_SET_CONFIGURATION    0x0900
  75 #define RH_GET_STATE            0x0280
  76 #define RH_GET_INTERFACE        0x0A80
  77 #define RH_SET_INTERFACE        0x0B00
  78 #define RH_SYNC_FRAME           0x0C80
  79 /* Our Vendor Specific Request */
  80 #define RH_SET_EP               0x2000
  81
  82 /* Hub port features */
  83 #define RH_PORT_CONNECTION         0x00
  84 #define RH_PORT_ENABLE             0x01
  85 #define RH_PORT_SUSPEND            0x02
  86 #define RH_PORT_OVER_CURRENT       0x03
  87 #define RH_PORT_RESET              0x04
  88 #define RH_PORT_POWER              0x08
  89 #define RH_PORT_LOW_SPEED          0x09
  90
  91 #define RH_C_PORT_CONNECTION       0x10
  92 #define RH_C_PORT_ENABLE           0x11
  93 #define RH_C_PORT_SUSPEND          0x12
  94 #define RH_C_PORT_OVER_CURRENT     0x13
  95 #define RH_C_PORT_RESET            0x14
  96
  97 /* Hub features */
  98 #define RH_C_HUB_LOCAL_POWER       0x00
  99 #define RH_C_HUB_OVER_CURRENT      0x01
 100
 101 #define RH_DEVICE_REMOTE_WAKEUP    0x00
 102 #define RH_ENDPOINT_STALL          0x01
 103
 104 #define RH_ACK                     0x01
 105 #define RH_REQ_ERR                 -1
 106 #define RH_NACK                    0x00
 107
 108 /* extern functions */
 109 extern int musb_platform_init(void);
 110 extern void musb_platform_deinit(void);
 111
 112 #endif  /* __MUSB_HCD_H__ */