drivers/usb/serial/io_ti.h

   1 /*****************************************************************************
   2  *
   3  *      Copyright (C) 1997-2002 Inside Out Networks, Inc.
   4  *
   5  *      This program is free software; you can redistribute it and/or modify
   6  *      it under the terms of the GNU General Public License as published by
   7  *      the Free Software Foundation; either version 2 of the License, or
   8  *      (at your option) any later version.
   9  *
  10  *
  11  *      Feb-16-2001     DMI     Added I2C structure definitions
  12  *      May-29-2002     gkh     Ported to Linux
  13  *
  14  *
  15  ******************************************************************************/
  16
  17 #ifndef _IO_TI_H_
  18 #define _IO_TI_H_
  19
  20 /* Address Space */
  21 #define DTK_ADDR_SPACE_XDATA            0x03    /* Addr is placed in XDATA space */
  22 #define DTK_ADDR_SPACE_I2C_TYPE_II      0x82    /* Addr is placed in I2C area */
  23 #define DTK_ADDR_SPACE_I2C_TYPE_III     0x83    /* Addr is placed in I2C area */
  24
  25 /* UART Defines */
  26 #define UMPMEM_BASE_UART1               0xFFA0  /* UMP UART1 base address */
  27 #define UMPMEM_BASE_UART2               0xFFB0  /* UMP UART2 base address */
  28 #define UMPMEM_OFFS_UART_LSR            0x05    /* UMP UART LSR register offset */
  29
  30 /* Bits per character */
  31 #define UMP_UART_CHAR5BITS              0x00
  32 #define UMP_UART_CHAR6BITS              0x01
  33 #define UMP_UART_CHAR7BITS              0x02
  34 #define UMP_UART_CHAR8BITS              0x03
  35
  36 /* Parity */
  37 #define UMP_UART_NOPARITY               0x00
  38 #define UMP_UART_ODDPARITY              0x01
  39 #define UMP_UART_EVENPARITY             0x02
  40 #define UMP_UART_MARKPARITY             0x03
  41 #define UMP_UART_SPACEPARITY            0x04
  42
  43 /* Stop bits */
  44 #define UMP_UART_STOPBIT1               0x00
  45 #define UMP_UART_STOPBIT15              0x01
  46 #define UMP_UART_STOPBIT2               0x02
  47
  48 /* Line status register masks */
  49 #define UMP_UART_LSR_OV_MASK            0x01
  50 #define UMP_UART_LSR_PE_MASK            0x02
  51 #define UMP_UART_LSR_FE_MASK            0x04
  52 #define UMP_UART_LSR_BR_MASK            0x08
  53 #define UMP_UART_LSR_ER_MASK            0x0F
  54 #define UMP_UART_LSR_RX_MASK            0x10
  55 #define UMP_UART_LSR_TX_MASK            0x20
  56
  57 #define UMP_UART_LSR_DATA_MASK          (LSR_PAR_ERR | LSR_FRM_ERR | LSR_BREAK)
  58
  59 /* Port Settings Constants) */
  60 #define UMP_MASK_UART_FLAGS_RTS_FLOW            0x0001
  61 #define UMP_MASK_UART_FLAGS_RTS_DISABLE         0x0002
  62 #define UMP_MASK_UART_FLAGS_PARITY              0x0008
  63 #define UMP_MASK_UART_FLAGS_OUT_X_DSR_FLOW      0x0010
  64 #define UMP_MASK_UART_FLAGS_OUT_X_CTS_FLOW      0x0020
  65 #define UMP_MASK_UART_FLAGS_OUT_X               0x0040
  66 #define UMP_MASK_UART_FLAGS_OUT_XA              0x0080
  67 #define UMP_MASK_UART_FLAGS_IN_X                0x0100
  68 #define UMP_MASK_UART_FLAGS_DTR_FLOW            0x0800
  69 #define UMP_MASK_UART_FLAGS_DTR_DISABLE         0x1000
  70 #define UMP_MASK_UART_FLAGS_RECEIVE_MS_INT      0x2000
  71 #define UMP_MASK_UART_FLAGS_AUTO_START_ON_ERR   0x4000
  72
  73 #define UMP_DMA_MODE_CONTINOUS                  0x01
  74 #define UMP_PIPE_TRANS_TIMEOUT_ENA              0x80
  75 #define UMP_PIPE_TRANSFER_MODE_MASK             0x03
  76 #define UMP_PIPE_TRANS_TIMEOUT_MASK             0x7C
  77
  78 /* Purge port Direction Mask Bits */
  79 #define UMP_PORT_DIR_OUT                        0x01
  80 #define UMP_PORT_DIR_IN                         0x02
  81
  82 /* Address of Port 0 */
  83 #define UMPM_UART1_PORT                         0x03
  84
  85 /* Commands */
  86 #define UMPC_SET_CONFIG                 0x05
  87 #define UMPC_OPEN_PORT                  0x06
  88 #define UMPC_CLOSE_PORT                 0x07
  89 #define UMPC_START_PORT                 0x08
  90 #define UMPC_STOP_PORT                  0x09
  91 #define UMPC_TEST_PORT                  0x0A
  92 #define UMPC_PURGE_PORT                 0x0B
  93
  94 /* Force the Firmware to complete the current Read */
  95 #define UMPC_COMPLETE_READ              0x80
  96 /* Force UMP back into BOOT Mode */
  97 #define UMPC_HARDWARE_RESET             0x81
  98 /*
  99  * Copy current download image to type 0xf2 record in 16k I2C
 100  * firmware will change 0xff record to type 2 record when complete
 101  */
 102 #define UMPC_COPY_DNLD_TO_I2C           0x82
 103
 104 /*
 105  * Special function register commands
 106  * wIndex is register address
 107  * wValue is MSB/LSB mask/data
 108  */
 109 #define UMPC_WRITE_SFR                  0x83    /* Write SFR Register */
 110
 111 /* wIndex is register address */
 112 #define UMPC_READ_SFR                   0x84    /* Read SRF Register */
 113
 114 /* Set or Clear DTR (wValue bit 0 Set/Clear)    wIndex ModuleID (port) */
 115 #define UMPC_SET_CLR_DTR                0x85
 116
 117 /* Set or Clear RTS (wValue bit 0 Set/Clear)    wIndex ModuleID (port) */
 118 #define UMPC_SET_CLR_RTS                0x86
 119
 120 /* Set or Clear LOOPBACK (wValue bit 0 Set/Clear) wIndex ModuleID (port) */
 121 #define UMPC_SET_CLR_LOOPBACK           0x87
 122
 123 /* Set or Clear BREAK (wValue bit 0 Set/Clear)  wIndex ModuleID (port) */
 124 #define UMPC_SET_CLR_BREAK              0x88
 125
 126 /* Read MSR wIndex ModuleID (port) */
 127 #define UMPC_READ_MSR                   0x89
 128
 129 /* Toolkit commands */
 130 /* Read-write group */
 131 #define UMPC_MEMORY_READ                0x92
 132 #define UMPC_MEMORY_WRITE               0x93
 133
 134 /*
 135  *      UMP DMA Definitions
 136  */
 137 #define UMPD_OEDB1_ADDRESS              0xFF08
 138 #define UMPD_OEDB2_ADDRESS              0xFF10
 139
 140 struct out_endpoint_desc_block {
 141         __u8 Configuration;
 142         __u8 XBufAddr;
 143         __u8 XByteCount;
 144         __u8 Unused1;
 145         __u8 Unused2;
 146         __u8 YBufAddr;
 147         __u8 YByteCount;
 148         __u8 BufferSize;
 149 } __attribute__((packed));
 150
 151
 152 /*
 153  * TYPE DEFINITIONS
 154  * Structures for Firmware commands
 155  */
 156 /* UART settings */
 157 struct ump_uart_config {
 158         __u16 wBaudRate;        /* Baud rate                        */
 159         __u16 wFlags;           /* Bitmap mask of flags             */
 160         __u8 bDataBits;         /* 5..8 - data bits per character   */
 161         __u8 bParity;           /* Parity settings                  */
 162         __u8 bStopBits;         /* Stop bits settings               */
 163         char cXon;              /* XON character                    */
 164         char cXoff;             /* XOFF character                   */
 165         __u8 bUartMode;         /* Will be updated when a user      */
 166                                 /* interface is defined             */
 167 } __attribute__((packed));
 168
 169
 170 /*
 171  * TYPE DEFINITIONS
 172  * Structures for USB interrupts
 173  */
 174 /* Interrupt packet structure */
 175 struct ump_interrupt {
 176         __u8 bICode;                    /* Interrupt code (interrupt num)   */
 177         __u8 bIInfo;                    /* Interrupt information            */
 178 }  __attribute__((packed));
 179
 180
 181 #define TIUMP_GET_PORT_FROM_CODE(c)     (((c) >> 4) - 3)
 182 #define TIUMP_GET_FUNC_FROM_CODE(c)     ((c) & 0x0f)
 183 #define TIUMP_INTERRUPT_CODE_LSR        0x03
 184 #define TIUMP_INTERRUPT_CODE_MSR        0x04
 185
 186 #endif