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kernel/linux-rt-4.4.41/drivers/net/wireless/ti/wl1251/spi.h 1.92 KB
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  /*
   * This file is part of wl1251
   *
   * Copyright (c) 1998-2007 Texas Instruments Incorporated
   * Copyright (C) 2008 Nokia Corporation
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License
   * version 2 as published by the Free Software Foundation.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
   * 02110-1301 USA
   *
   */
  
  #ifndef __WL1251_SPI_H__
  #define __WL1251_SPI_H__
  
  #include "cmd.h"
  #include "acx.h"
  #include "reg.h"
  
  #define WSPI_CMD_READ                 0x40000000
  #define WSPI_CMD_WRITE                0x00000000
  #define WSPI_CMD_FIXED                0x20000000
  #define WSPI_CMD_BYTE_LENGTH          0x1FFE0000
  #define WSPI_CMD_BYTE_LENGTH_OFFSET   17
  #define WSPI_CMD_BYTE_ADDR            0x0001FFFF
  
  #define WSPI_INIT_CMD_CRC_LEN       5
  
  #define WSPI_INIT_CMD_START         0x00
  #define WSPI_INIT_CMD_TX            0x40
  /* the extra bypass bit is sampled by the TNET as '1' */
  #define WSPI_INIT_CMD_BYPASS_BIT    0x80
  #define WSPI_INIT_CMD_FIXEDBUSY_LEN 0x07
  #define WSPI_INIT_CMD_EN_FIXEDBUSY  0x80
  #define WSPI_INIT_CMD_DIS_FIXEDBUSY 0x00
  #define WSPI_INIT_CMD_IOD           0x40
  #define WSPI_INIT_CMD_IP            0x20
  #define WSPI_INIT_CMD_CS            0x10
  #define WSPI_INIT_CMD_WS            0x08
  #define WSPI_INIT_CMD_WSPI          0x01
  #define WSPI_INIT_CMD_END           0x01
  
  #define WSPI_INIT_CMD_LEN           8
  
  #define HW_ACCESS_WSPI_FIXED_BUSY_LEN \
  		((WL1251_BUSY_WORD_LEN - 4) / sizeof(u32))
  #define HW_ACCESS_WSPI_INIT_CMD_MASK  0
  
  #endif /* __WL1251_SPI_H__ */