include/linux/atmel_pdc.h

   1 /*
   2  * include/linux/atmel_pdc.h
   3  *
   4  * Copyright (C) 2005 Ivan Kokshaysky
   5  * Copyright (C) SAN People
   6  *
   7  * Peripheral Data Controller (PDC) registers.
   8  * Based on AT91RM9200 datasheet revision E.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  */
  15
  16 #ifndef ATMEL_PDC_H
  17 #define ATMEL_PDC_H
  18
  19 #define ATMEL_PDC_RPR           0x100   /* Receive Pointer Register */
  20 #define ATMEL_PDC_RCR           0x104   /* Receive Counter Register */
  21 #define ATMEL_PDC_TPR           0x108   /* Transmit Pointer Register */
  22 #define ATMEL_PDC_TCR           0x10c   /* Transmit Counter Register */
  23 #define ATMEL_PDC_RNPR          0x110   /* Receive Next Pointer Register */
  24 #define ATMEL_PDC_RNCR          0x114   /* Receive Next Counter Register */
  25 #define ATMEL_PDC_TNPR          0x118   /* Transmit Next Pointer Register */
  26 #define ATMEL_PDC_TNCR          0x11c   /* Transmit Next Counter Register */
  27
  28 #define ATMEL_PDC_PTCR          0x120   /* Transfer Control Register */
  29 #define         ATMEL_PDC_RXTEN         (1 << 0)        /* Receiver Transfer Enable */
  30 #define         ATMEL_PDC_RXTDIS        (1 << 1)        /* Receiver Transfer Disable */
  31 #define         ATMEL_PDC_TXTEN         (1 << 8)        /* Transmitter Transfer Enable */
  32 #define         ATMEL_PDC_TXTDIS        (1 << 9)        /* Transmitter Transfer Disable */
  33
  34 #define ATMEL_PDC_PTSR          0x124   /* Transfer Status Register */
  35
  36 #define ATMEL_PDC_SCND_BUF_OFF  0x10    /* Offset between first and second buffer registers */
  37
  38 #endif