include/linux/usb/net2280.h

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * NetChip 2280 high/full speed USB device controller.
   4  * Unlike many such controllers, this one talks PCI.
   5  *
   6  * Copyright (C) 2002 NetChip Technology, Inc. (http://www.netchip.com)
   7  * Copyright (C) 2003 David Brownell
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23
  24 #ifndef __LINUX_USB_NET2280_H
  25 #define __LINUX_USB_NET2280_H
  26
  27 /*-------------------------------------------------------------------------*/
  28
  29 /* NET2280 MEMORY MAPPED REGISTERS
  30  *
  31  * The register layout came from the chip documentation, and the bit
  32  * number definitions were extracted from chip specification.
  33  *
  34  * Use the shift operator ('<<') to build bit masks, with readl/writel
  35  * to access the registers through PCI.
  36  */
  37
  38 /* main registers, BAR0 + 0x0000 */
  39 struct net2280_regs {
  40         /* offset 0x0000 */
  41         u32             devinit;
  42 #define     LOCAL_CLOCK_FREQUENCY                               8
  43 #define     FORCE_PCI_RESET                                     7
  44 #define     PCI_ID                                              6
  45 #define     PCI_ENABLE                                          5
  46 #define     FIFO_SOFT_RESET                                     4
  47 #define     CFG_SOFT_RESET                                      3
  48 #define     PCI_SOFT_RESET                                      2
  49 #define     USB_SOFT_RESET                                      1
  50 #define     M8051_RESET                                         0
  51         u32             eectl;
  52 #define     EEPROM_ADDRESS_WIDTH                                23
  53 #define     EEPROM_CHIP_SELECT_ACTIVE                           22
  54 #define     EEPROM_PRESENT                                      21
  55 #define     EEPROM_VALID                                        20
  56 #define     EEPROM_BUSY                                         19
  57 #define     EEPROM_CHIP_SELECT_ENABLE                           18
  58 #define     EEPROM_BYTE_READ_START                              17
  59 #define     EEPROM_BYTE_WRITE_START                             16
  60 #define     EEPROM_READ_DATA                                    8
  61 #define     EEPROM_WRITE_DATA                                   0
  62         u32             eeclkfreq;
  63         u32             _unused0;
  64         /* offset 0x0010 */
  65
  66         u32             pciirqenb0;             /* interrupt PCI master ... */
  67 #define     SETUP_PACKET_INTERRUPT_ENABLE                       7
  68 #define     ENDPOINT_F_INTERRUPT_ENABLE                         6
  69 #define     ENDPOINT_E_INTERRUPT_ENABLE                         5
  70 #define     ENDPOINT_D_INTERRUPT_ENABLE                         4
  71 #define     ENDPOINT_C_INTERRUPT_ENABLE                         3
  72 #define     ENDPOINT_B_INTERRUPT_ENABLE                         2
  73 #define     ENDPOINT_A_INTERRUPT_ENABLE                         1
  74 #define     ENDPOINT_0_INTERRUPT_ENABLE                         0
  75         u32             pciirqenb1;
  76 #define     PCI_INTERRUPT_ENABLE                                31
  77 #define     POWER_STATE_CHANGE_INTERRUPT_ENABLE                 27
  78 #define     PCI_ARBITER_TIMEOUT_INTERRUPT_ENABLE                26
  79 #define     PCI_PARITY_ERROR_INTERRUPT_ENABLE                   25
  80 #define     PCI_MASTER_ABORT_RECEIVED_INTERRUPT_ENABLE          20
  81 #define     PCI_TARGET_ABORT_RECEIVED_INTERRUPT_ENABLE          19
  82 #define     PCI_TARGET_ABORT_ASSERTED_INTERRUPT_ENABLE          18
  83 #define     PCI_RETRY_ABORT_INTERRUPT_ENABLE                    17
  84 #define     PCI_MASTER_CYCLE_DONE_INTERRUPT_ENABLE              16
  85 #define     GPIO_INTERRUPT_ENABLE                               13
  86 #define     DMA_D_INTERRUPT_ENABLE                              12
  87 #define     DMA_C_INTERRUPT_ENABLE                              11
  88 #define     DMA_B_INTERRUPT_ENABLE                              10
  89 #define     DMA_A_INTERRUPT_ENABLE                              9
  90 #define     EEPROM_DONE_INTERRUPT_ENABLE                        8
  91 #define     VBUS_INTERRUPT_ENABLE                               7
  92 #define     CONTROL_STATUS_INTERRUPT_ENABLE                     6
  93 #define     ROOT_PORT_RESET_INTERRUPT_ENABLE                    4
  94 #define     SUSPEND_REQUEST_INTERRUPT_ENABLE                    3
  95 #define     SUSPEND_REQUEST_CHANGE_INTERRUPT_ENABLE             2
  96 #define     RESUME_INTERRUPT_ENABLE                             1
  97 #define     SOF_INTERRUPT_ENABLE                                0
  98         u32             cpu_irqenb0;            /* ... or onboard 8051 */
  99 #define     SETUP_PACKET_INTERRUPT_ENABLE                       7
 100 #define     ENDPOINT_F_INTERRUPT_ENABLE                         6
 101 #define     ENDPOINT_E_INTERRUPT_ENABLE                         5
 102 #define     ENDPOINT_D_INTERRUPT_ENABLE                         4
 103 #define     ENDPOINT_C_INTERRUPT_ENABLE                         3
 104 #define     ENDPOINT_B_INTERRUPT_ENABLE                         2
 105 #define     ENDPOINT_A_INTERRUPT_ENABLE                         1
 106 #define     ENDPOINT_0_INTERRUPT_ENABLE                         0
 107         u32             cpu_irqenb1;
 108 #define     CPU_INTERRUPT_ENABLE                                31
 109 #define     POWER_STATE_CHANGE_INTERRUPT_ENABLE                 27
 110 #define     PCI_ARBITER_TIMEOUT_INTERRUPT_ENABLE                26
 111 #define     PCI_PARITY_ERROR_INTERRUPT_ENABLE                   25
 112 #define     PCI_INTA_INTERRUPT_ENABLE                           24
 113 #define     PCI_PME_INTERRUPT_ENABLE                            23
 114 #define     PCI_SERR_INTERRUPT_ENABLE                           22
 115 #define     PCI_PERR_INTERRUPT_ENABLE                           21
 116 #define     PCI_MASTER_ABORT_RECEIVED_INTERRUPT_ENABLE          20
 117 #define     PCI_TARGET_ABORT_RECEIVED_INTERRUPT_ENABLE          19
 118 #define     PCI_RETRY_ABORT_INTERRUPT_ENABLE                    17
 119 #define     PCI_MASTER_CYCLE_DONE_INTERRUPT_ENABLE              16
 120 #define     GPIO_INTERRUPT_ENABLE                               13
 121 #define     DMA_D_INTERRUPT_ENABLE                              12
 122 #define     DMA_C_INTERRUPT_ENABLE                              11
 123 #define     DMA_B_INTERRUPT_ENABLE                              10
 124 #define     DMA_A_INTERRUPT_ENABLE                              9
 125 #define     EEPROM_DONE_INTERRUPT_ENABLE                        8
 126 #define     VBUS_INTERRUPT_ENABLE                               7
 127 #define     CONTROL_STATUS_INTERRUPT_ENABLE                     6
 128 #define     ROOT_PORT_RESET_INTERRUPT_ENABLE                    4
 129 #define     SUSPEND_REQUEST_INTERRUPT_ENABLE                    3
 130 #define     SUSPEND_REQUEST_CHANGE_INTERRUPT_ENABLE             2
 131 #define     RESUME_INTERRUPT_ENABLE                             1
 132 #define     SOF_INTERRUPT_ENABLE                                0
 133
 134         /* offset 0x0020 */
 135         u32             _unused1;
 136         u32             usbirqenb1;
 137 #define     USB_INTERRUPT_ENABLE                                31
 138 #define     POWER_STATE_CHANGE_INTERRUPT_ENABLE                 27
 139 #define     PCI_ARBITER_TIMEOUT_INTERRUPT_ENABLE                26
 140 #define     PCI_PARITY_ERROR_INTERRUPT_ENABLE                   25
 141 #define     PCI_INTA_INTERRUPT_ENABLE                           24
 142 #define     PCI_PME_INTERRUPT_ENABLE                            23
 143 #define     PCI_SERR_INTERRUPT_ENABLE                           22
 144 #define     PCI_PERR_INTERRUPT_ENABLE                           21
 145 #define     PCI_MASTER_ABORT_RECEIVED_INTERRUPT_ENABLE          20
 146 #define     PCI_TARGET_ABORT_RECEIVED_INTERRUPT_ENABLE          19
 147 #define     PCI_RETRY_ABORT_INTERRUPT_ENABLE                    17
 148 #define     PCI_MASTER_CYCLE_DONE_INTERRUPT_ENABLE              16
 149 #define     GPIO_INTERRUPT_ENABLE                               13
 150 #define     DMA_D_INTERRUPT_ENABLE                              12
 151 #define     DMA_C_INTERRUPT_ENABLE                              11
 152 #define     DMA_B_INTERRUPT_ENABLE                              10
 153 #define     DMA_A_INTERRUPT_ENABLE                              9
 154 #define     EEPROM_DONE_INTERRUPT_ENABLE                        8
 155 #define     VBUS_INTERRUPT_ENABLE                               7
 156 #define     CONTROL_STATUS_INTERRUPT_ENABLE                     6
 157 #define     ROOT_PORT_RESET_INTERRUPT_ENABLE                    4
 158 #define     SUSPEND_REQUEST_INTERRUPT_ENABLE                    3
 159 #define     SUSPEND_REQUEST_CHANGE_INTERRUPT_ENABLE             2
 160 #define     RESUME_INTERRUPT_ENABLE                             1
 161 #define     SOF_INTERRUPT_ENABLE                                0
 162         u32             irqstat0;
 163 #define     INTA_ASSERTED                                       12
 164 #define     SETUP_PACKET_INTERRUPT                              7
 165 #define     ENDPOINT_F_INTERRUPT                                6
 166 #define     ENDPOINT_E_INTERRUPT                                5
 167 #define     ENDPOINT_D_INTERRUPT                                4
 168 #define     ENDPOINT_C_INTERRUPT                                3
 169 #define     ENDPOINT_B_INTERRUPT                                2
 170 #define     ENDPOINT_A_INTERRUPT                                1
 171 #define     ENDPOINT_0_INTERRUPT                                0
 172 #define     USB3380_IRQSTAT0_EP_INTR_MASK_IN (0xF << 17)
 173 #define     USB3380_IRQSTAT0_EP_INTR_MASK_OUT (0xF << 1)
 174
 175         u32             irqstat1;
 176 #define     POWER_STATE_CHANGE_INTERRUPT                        27
 177 #define     PCI_ARBITER_TIMEOUT_INTERRUPT                       26
 178 #define     PCI_PARITY_ERROR_INTERRUPT                          25
 179 #define     PCI_INTA_INTERRUPT                                  24
 180 #define     PCI_PME_INTERRUPT                                   23
 181 #define     PCI_SERR_INTERRUPT                                  22
 182 #define     PCI_PERR_INTERRUPT                                  21
 183 #define     PCI_MASTER_ABORT_RECEIVED_INTERRUPT                 20
 184 #define     PCI_TARGET_ABORT_RECEIVED_INTERRUPT                 19
 185 #define     PCI_RETRY_ABORT_INTERRUPT                           17
 186 #define     PCI_MASTER_CYCLE_DONE_INTERRUPT                     16
 187 #define     SOF_DOWN_INTERRUPT                                  14
 188 #define     GPIO_INTERRUPT                                      13
 189 #define     DMA_D_INTERRUPT                                     12
 190 #define     DMA_C_INTERRUPT                                     11
 191 #define     DMA_B_INTERRUPT                                     10
 192 #define     DMA_A_INTERRUPT                                     9
 193 #define     EEPROM_DONE_INTERRUPT                               8
 194 #define     VBUS_INTERRUPT                                      7
 195 #define     CONTROL_STATUS_INTERRUPT                            6
 196 #define     ROOT_PORT_RESET_INTERRUPT                           4
 197 #define     SUSPEND_REQUEST_INTERRUPT                           3
 198 #define     SUSPEND_REQUEST_CHANGE_INTERRUPT                    2
 199 #define     RESUME_INTERRUPT                                    1
 200 #define     SOF_INTERRUPT                                       0
 201         /* offset 0x0030 */
 202         u32             idxaddr;
 203         u32             idxdata;
 204         u32             fifoctl;
 205 #define     PCI_BASE2_RANGE                                     16
 206 #define     IGNORE_FIFO_AVAILABILITY                            3
 207 #define     PCI_BASE2_SELECT                                    2
 208 #define     FIFO_CONFIGURATION_SELECT                           0
 209         u32             _unused2;
 210         /* offset 0x0040 */
 211         u32             memaddr;
 212 #define     START                                               28
 213 #define     DIRECTION                                           27
 214 #define     FIFO_DIAGNOSTIC_SELECT                              24
 215 #define     MEMORY_ADDRESS                                      0
 216         u32             memdata0;
 217         u32             memdata1;
 218         u32             _unused3;
 219         /* offset 0x0050 */
 220         u32             gpioctl;
 221 #define     GPIO3_LED_SELECT                                    12
 222 #define     GPIO3_INTERRUPT_ENABLE                              11
 223 #define     GPIO2_INTERRUPT_ENABLE                              10
 224 #define     GPIO1_INTERRUPT_ENABLE                              9
 225 #define     GPIO0_INTERRUPT_ENABLE                              8
 226 #define     GPIO3_OUTPUT_ENABLE                                 7
 227 #define     GPIO2_OUTPUT_ENABLE                                 6
 228 #define     GPIO1_OUTPUT_ENABLE                                 5
 229 #define     GPIO0_OUTPUT_ENABLE                                 4
 230 #define     GPIO3_DATA                                          3
 231 #define     GPIO2_DATA                                          2
 232 #define     GPIO1_DATA                                          1
 233 #define     GPIO0_DATA                                          0
 234         u32             gpiostat;
 235 #define     GPIO3_INTERRUPT                                     3
 236 #define     GPIO2_INTERRUPT                                     2
 237 #define     GPIO1_INTERRUPT                                     1
 238 #define     GPIO0_INTERRUPT                                     0
 239 } __attribute__ ((packed));
 240
 241 /* usb control, BAR0 + 0x0080 */
 242 struct net2280_usb_regs {
 243         /* offset 0x0080 */
 244         u32             stdrsp;
 245 #define     STALL_UNSUPPORTED_REQUESTS                          31
 246 #define     SET_TEST_MODE                                       16
 247 #define     GET_OTHER_SPEED_CONFIGURATION                       15
 248 #define     GET_DEVICE_QUALIFIER                                14
 249 #define     SET_ADDRESS                                         13
 250 #define     ENDPOINT_SET_CLEAR_HALT                             12
 251 #define     DEVICE_SET_CLEAR_DEVICE_REMOTE_WAKEUP               11
 252 #define     GET_STRING_DESCRIPTOR_2                             10
 253 #define     GET_STRING_DESCRIPTOR_1                             9
 254 #define     GET_STRING_DESCRIPTOR_0                             8
 255 #define     GET_SET_INTERFACE                                   6
 256 #define     GET_SET_CONFIGURATION                               5
 257 #define     GET_CONFIGURATION_DESCRIPTOR                        4
 258 #define     GET_DEVICE_DESCRIPTOR                               3
 259 #define     GET_ENDPOINT_STATUS                                 2
 260 #define     GET_INTERFACE_STATUS                                1
 261 #define     GET_DEVICE_STATUS                                   0
 262         u32             prodvendid;
 263 #define     PRODUCT_ID                                          16
 264 #define     VENDOR_ID                                           0
 265         u32             relnum;
 266         u32             usbctl;
 267 #define     SERIAL_NUMBER_INDEX                                 16
 268 #define     PRODUCT_ID_STRING_ENABLE                            13
 269 #define     VENDOR_ID_STRING_ENABLE                             12
 270 #define     USB_ROOT_PORT_WAKEUP_ENABLE                         11
 271 #define     VBUS_PIN                                            10
 272 #define     TIMED_DISCONNECT                                    9
 273 #define     SUSPEND_IMMEDIATELY                                 7
 274 #define     SELF_POWERED_USB_DEVICE                             6
 275 #define     REMOTE_WAKEUP_SUPPORT                               5
 276 #define     PME_POLARITY                                        4
 277 #define     USB_DETECT_ENABLE                                   3
 278 #define     PME_WAKEUP_ENABLE                                   2
 279 #define     DEVICE_REMOTE_WAKEUP_ENABLE                         1
 280 #define     SELF_POWERED_STATUS                                 0
 281         /* offset 0x0090 */
 282         u32             usbstat;
 283 #define     HIGH_SPEED                                          7
 284 #define     FULL_SPEED                                          6
 285 #define     GENERATE_RESUME                                     5
 286 #define     GENERATE_DEVICE_REMOTE_WAKEUP                       4
 287         u32             xcvrdiag;
 288 #define     FORCE_HIGH_SPEED_MODE                               31
 289 #define     FORCE_FULL_SPEED_MODE                               30
 290 #define     USB_TEST_MODE                                       24
 291 #define     LINE_STATE                                          16
 292 #define     TRANSCEIVER_OPERATION_MODE                          2
 293 #define     TRANSCEIVER_SELECT                                  1
 294 #define     TERMINATION_SELECT                                  0
 295         u32             setup0123;
 296         u32             setup4567;
 297         /* offset 0x0090 */
 298         u32             _unused0;
 299         u32             ouraddr;
 300 #define     FORCE_IMMEDIATE                                     7
 301 #define     OUR_USB_ADDRESS                                     0
 302         u32             ourconfig;
 303 } __attribute__ ((packed));
 304
 305 /* pci control, BAR0 + 0x0100 */
 306 struct net2280_pci_regs {
 307         /* offset 0x0100 */
 308         u32              pcimstctl;
 309 #define     PCI_ARBITER_PARK_SELECT                             13
 310 #define     PCI_MULTI LEVEL_ARBITER                             12
 311 #define     PCI_RETRY_ABORT_ENABLE                              11
 312 #define     DMA_MEMORY_WRITE_AND_INVALIDATE_ENABLE              10
 313 #define     DMA_READ_MULTIPLE_ENABLE                            9
 314 #define     DMA_READ_LINE_ENABLE                                8
 315 #define     PCI_MASTER_COMMAND_SELECT                           6
 316 #define         MEM_READ_OR_WRITE                                   0
 317 #define         IO_READ_OR_WRITE                                    1
 318 #define         CFG_READ_OR_WRITE                                   2
 319 #define     PCI_MASTER_START                                    5
 320 #define     PCI_MASTER_READ_WRITE                               4
 321 #define         PCI_MASTER_WRITE                                    0
 322 #define         PCI_MASTER_READ                                     1
 323 #define     PCI_MASTER_BYTE_WRITE_ENABLES                       0
 324         u32              pcimstaddr;
 325         u32              pcimstdata;
 326         u32              pcimststat;
 327 #define     PCI_ARBITER_CLEAR                                   2
 328 #define     PCI_EXTERNAL_ARBITER                                1
 329 #define     PCI_HOST_MODE                                       0
 330 } __attribute__ ((packed));
 331
 332 /* dma control, BAR0 + 0x0180 ... array of four structs like this,
 333  * for channels 0..3.  see also struct net2280_dma:  descriptor
 334  * that can be loaded into some of these registers.
 335  */
 336 struct net2280_dma_regs {       /* [11.7] */
 337         /* offset 0x0180, 0x01a0, 0x01c0, 0x01e0, */
 338         u32             dmactl;
 339 #define     DMA_SCATTER_GATHER_DONE_INTERRUPT_ENABLE            25
 340 #define     DMA_CLEAR_COUNT_ENABLE                              21
 341 #define     DESCRIPTOR_POLLING_RATE                             19
 342 #define         POLL_CONTINUOUS                                     0
 343 #define         POLL_1_USEC                                         1
 344 #define         POLL_100_USEC                                       2
 345 #define         POLL_1_MSEC                                         3
 346 #define     DMA_VALID_BIT_POLLING_ENABLE                        18
 347 #define     DMA_VALID_BIT_ENABLE                                17
 348 #define     DMA_SCATTER_GATHER_ENABLE                           16
 349 #define     DMA_OUT_AUTO_START_ENABLE                           4
 350 #define     DMA_PREEMPT_ENABLE                                  3
 351 #define     DMA_FIFO_VALIDATE                                   2
 352 #define     DMA_ENABLE                                          1
 353 #define     DMA_ADDRESS_HOLD                                    0
 354         u32             dmastat;
 355 #define     DMA_ABORT_DONE_INTERRUPT                            27
 356 #define     DMA_SCATTER_GATHER_DONE_INTERRUPT                   25
 357 #define     DMA_TRANSACTION_DONE_INTERRUPT                      24
 358 #define     DMA_ABORT                                           1
 359 #define     DMA_START                                           0
 360         u32             _unused0[2];
 361         /* offset 0x0190, 0x01b0, 0x01d0, 0x01f0, */
 362         u32             dmacount;
 363 #define     VALID_BIT                                           31
 364 #define     DMA_DIRECTION                                       30
 365 #define     DMA_DONE_INTERRUPT_ENABLE                           29
 366 #define     END_OF_CHAIN                                        28
 367 #define         DMA_BYTE_COUNT_MASK                                 ((1<<24)-1)
 368 #define     DMA_BYTE_COUNT                                      0
 369         u32             dmaaddr;
 370         u32             dmadesc;
 371         u32             _unused1;
 372 } __attribute__ ((packed));
 373
 374 /* dedicated endpoint registers, BAR0 + 0x0200 */
 375
 376 struct net2280_dep_regs {       /* [11.8] */
 377         /* offset 0x0200, 0x0210, 0x220, 0x230, 0x240 */
 378         u32             dep_cfg;
 379         /* offset 0x0204, 0x0214, 0x224, 0x234, 0x244 */
 380         u32             dep_rsp;
 381         u32             _unused[2];
 382 } __attribute__ ((packed));
 383
 384 /* configurable endpoint registers, BAR0 + 0x0300 ... array of seven structs
 385  * like this, for ep0 then the configurable endpoints A..F
 386  * ep0 reserved for control; E and F have only 64 bytes of fifo
 387  */
 388 struct net2280_ep_regs {        /* [11.9] */
 389         /* offset 0x0300, 0x0320, 0x0340, 0x0360, 0x0380, 0x03a0, 0x03c0 */
 390         u32             ep_cfg;
 391 #define     ENDPOINT_BYTE_COUNT                                 16
 392 #define     ENDPOINT_ENABLE                                     10
 393 #define     ENDPOINT_TYPE                                       8
 394 #define     ENDPOINT_DIRECTION                                  7
 395 #define     ENDPOINT_NUMBER                                     0
 396         u32             ep_rsp;
 397 #define     SET_NAK_OUT_PACKETS                                 15
 398 #define     SET_EP_HIDE_STATUS_PHASE                            14
 399 #define     SET_EP_FORCE_CRC_ERROR                              13
 400 #define     SET_INTERRUPT_MODE                                  12
 401 #define     SET_CONTROL_STATUS_PHASE_HANDSHAKE                  11
 402 #define     SET_NAK_OUT_PACKETS_MODE                            10
 403 #define     SET_ENDPOINT_TOGGLE                                 9
 404 #define     SET_ENDPOINT_HALT                                   8
 405 #define     CLEAR_NAK_OUT_PACKETS                               7
 406 #define     CLEAR_EP_HIDE_STATUS_PHASE                          6
 407 #define     CLEAR_EP_FORCE_CRC_ERROR                            5
 408 #define     CLEAR_INTERRUPT_MODE                                4
 409 #define     CLEAR_CONTROL_STATUS_PHASE_HANDSHAKE                3
 410 #define     CLEAR_NAK_OUT_PACKETS_MODE                          2
 411 #define     CLEAR_ENDPOINT_TOGGLE                               1
 412 #define     CLEAR_ENDPOINT_HALT                                 0
 413         u32             ep_irqenb;
 414 #define     SHORT_PACKET_OUT_DONE_INTERRUPT_ENABLE              6
 415 #define     SHORT_PACKET_TRANSFERRED_INTERRUPT_ENABLE           5
 416 #define     DATA_PACKET_RECEIVED_INTERRUPT_ENABLE               3
 417 #define     DATA_PACKET_TRANSMITTED_INTERRUPT_ENABLE            2
 418 #define     DATA_OUT_PING_TOKEN_INTERRUPT_ENABLE                1
 419 #define     DATA_IN_TOKEN_INTERRUPT_ENABLE                      0
 420         u32             ep_stat;
 421 #define     FIFO_VALID_COUNT                                    24
 422 #define     HIGH_BANDWIDTH_OUT_TRANSACTION_PID                  22
 423 #define     TIMEOUT                                             21
 424 #define     USB_STALL_SENT                                      20
 425 #define     USB_IN_NAK_SENT                                     19
 426 #define     USB_IN_ACK_RCVD                                     18
 427 #define     USB_OUT_PING_NAK_SENT                               17
 428 #define     USB_OUT_ACK_SENT                                    16
 429 #define     FIFO_OVERFLOW                                       13
 430 #define     FIFO_UNDERFLOW                                      12
 431 #define     FIFO_FULL                                           11
 432 #define     FIFO_EMPTY                                          10
 433 #define     FIFO_FLUSH                                          9
 434 #define     SHORT_PACKET_OUT_DONE_INTERRUPT                     6
 435 #define     SHORT_PACKET_TRANSFERRED_INTERRUPT                  5
 436 #define     NAK_OUT_PACKETS                                     4
 437 #define     DATA_PACKET_RECEIVED_INTERRUPT                      3
 438 #define     DATA_PACKET_TRANSMITTED_INTERRUPT                   2
 439 #define     DATA_OUT_PING_TOKEN_INTERRUPT                       1
 440 #define     DATA_IN_TOKEN_INTERRUPT                             0
 441         /* offset 0x0310, 0x0330, 0x0350, 0x0370, 0x0390, 0x03b0, 0x03d0 */
 442         u32             ep_avail;
 443         u32             ep_data;
 444         u32             _unused0[2];
 445 } __attribute__ ((packed));
 446
 447 #endif /* __LINUX_USB_NET2280_H */