drivers/net/wireless/ti/wl1251/spi.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * This file is part of wl1251
   4  *
   5  * Copyright (c) 1998-2007 Texas Instruments Incorporated
   6  * Copyright (C) 2008 Nokia Corporation
   7  */
   8
   9 #ifndef __WL1251_SPI_H__
  10 #define __WL1251_SPI_H__
  11
  12 #include "cmd.h"
  13 #include "acx.h"
  14 #include "reg.h"
  15
  16 #define WSPI_CMD_READ                 0x40000000
  17 #define WSPI_CMD_WRITE                0x00000000
  18 #define WSPI_CMD_FIXED                0x20000000
  19 #define WSPI_CMD_BYTE_LENGTH          0x1FFE0000
  20 #define WSPI_CMD_BYTE_LENGTH_OFFSET   17
  21 #define WSPI_CMD_BYTE_ADDR            0x0001FFFF
  22
  23 #define WSPI_INIT_CMD_CRC_LEN       5
  24
  25 #define WSPI_INIT_CMD_START         0x00
  26 #define WSPI_INIT_CMD_TX            0x40
  27 /* the extra bypass bit is sampled by the TNET as '1' */
  28 #define WSPI_INIT_CMD_BYPASS_BIT    0x80
  29 #define WSPI_INIT_CMD_FIXEDBUSY_LEN 0x07
  30 #define WSPI_INIT_CMD_EN_FIXEDBUSY  0x80
  31 #define WSPI_INIT_CMD_DIS_FIXEDBUSY 0x00
  32 #define WSPI_INIT_CMD_IOD           0x40
  33 #define WSPI_INIT_CMD_IP            0x20
  34 #define WSPI_INIT_CMD_CS            0x10
  35 #define WSPI_INIT_CMD_WS            0x08
  36 #define WSPI_INIT_CMD_WSPI          0x01
  37 #define WSPI_INIT_CMD_END           0x01
  38
  39 #define WSPI_INIT_CMD_LEN           8
  40
  41 #define HW_ACCESS_WSPI_FIXED_BUSY_LEN \
  42                 ((WL1251_BUSY_WORD_LEN - 4) / sizeof(u32))
  43 #define HW_ACCESS_WSPI_INIT_CMD_MASK  0
  44
  45 #endif /* __WL1251_SPI_H__ */