drivers/staging/brcm80211/brcmsmac/otp.h

   1 /*
   2  * Copyright (c) 2010 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef _BRCM_OTP_H_
  18 #define _BRCM_OTP_H_
  19
  20 #include "types.h"
  21
  22 /* OTP regions */
  23 #define OTP_HW_RGN      1
  24 #define OTP_SW_RGN      2
  25 #define OTP_CI_RGN      4
  26 #define OTP_FUSE_RGN    8
  27 #define OTP_ALL_RGN     0xf     /* From h/w region to end of OTP including checksum */
  28
  29 /* OTP Size */
  30 #define OTP_SZ_MAX              (6144/8)        /* maximum bytes in one CIS */
  31
  32 /* Fixed size subregions sizes in words */
  33 #define OTPGU_CI_SZ             2
  34
  35 /* OTP usage */
  36 #define OTP4325_FM_DISABLED_OFFSET      188
  37
  38 /* Exported functions */
  39 extern int otp_status(void *oh);
  40 extern int otp_size(void *oh);
  41 extern u16 otp_read_bit(void *oh, uint offset);
  42 extern void *otp_init(struct si_pub *sih);
  43 extern int otp_read_region(struct si_pub *sih, int region, u16 *data,
  44                            uint *wlen);
  45 extern int otp_nvread(void *oh, char *data, uint *len);
  46
  47 #endif                          /* _BRCM_OTP_H_ */