drivers/net/wireless/brcm80211/brcmfmac/sdio_chip.h

   1 /*
   2  * Copyright (c) 2011 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 _BRCMFMAC_SDIO_CHIP_H_
  18 #define _BRCMFMAC_SDIO_CHIP_H_
  19
  20 /*
  21  * Core reg address translation.
  22  * Both macro's returns a 32 bits byte address on the backplane bus.
  23  */
  24 #define CORE_CC_REG(base, field) \
  25                 (base + offsetof(struct chipcregs, field))
  26 #define CORE_BUS_REG(base, field) \
  27                 (base + offsetof(struct sdpcmd_regs, field))
  28 #define CORE_SB(base, field) \
  29                 (base + SBCONFIGOFF + offsetof(struct sbconfig, field))
  30
  31 /* SDIO function 1 register CHIPCLKCSR */
  32 /* Force ALP request to backplane */
  33 #define SBSDIO_FORCE_ALP                0x01
  34 /* Force HT request to backplane */
  35 #define SBSDIO_FORCE_HT                 0x02
  36 /* Force ILP request to backplane */
  37 #define SBSDIO_FORCE_ILP                0x04
  38 /* Make ALP ready (power up xtal) */
  39 #define SBSDIO_ALP_AVAIL_REQ            0x08
  40 /* Make HT ready (power up PLL) */
  41 #define SBSDIO_HT_AVAIL_REQ             0x10
  42 /* Squelch clock requests from HW */
  43 #define SBSDIO_FORCE_HW_CLKREQ_OFF      0x20
  44 /* Status: ALP is ready */
  45 #define SBSDIO_ALP_AVAIL                0x40
  46 /* Status: HT is ready */
  47 #define SBSDIO_HT_AVAIL                 0x80
  48 #define SBSDIO_AVBITS           (SBSDIO_HT_AVAIL | SBSDIO_ALP_AVAIL)
  49 #define SBSDIO_ALPAV(regval)    ((regval) & SBSDIO_AVBITS)
  50 #define SBSDIO_HTAV(regval)     (((regval) & SBSDIO_AVBITS) == SBSDIO_AVBITS)
  51 #define SBSDIO_ALPONLY(regval)  (SBSDIO_ALPAV(regval) && !SBSDIO_HTAV(regval))
  52 #define SBSDIO_CLKAV(regval, alponly) \
  53         (SBSDIO_ALPAV(regval) && (alponly ? 1 : SBSDIO_HTAV(regval)))
  54
  55 /* sbimstate */
  56 #define SBIM_IBE                0x20000 /* inbanderror */
  57 #define SBIM_TO                 0x40000 /* timeout */
  58 #define SBIM_BY                 0x01800000      /* busy (sonics >= 2.3) */
  59 #define SBIM_RJ                 0x02000000      /* reject (sonics >= 2.3) */
  60
  61 /* sbtmstatelow */
  62 #define SBTML_RESET             0x0001  /* reset */
  63 #define SBTML_REJ_MASK          0x0006  /* reject field */
  64 #define SBTML_REJ               0x0002  /* reject */
  65 #define SBTML_TMPREJ            0x0004  /* temporary reject(error recovery) */
  66 /* Shift to locate the SI control flags in sbtml */
  67 #define SBTML_SICF_SHIFT        16
  68
  69 /* sbtmstatehigh */
  70 #define SBTMH_SERR              0x0001  /* serror */
  71 #define SBTMH_INT               0x0002  /* interrupt */
  72 #define SBTMH_BUSY              0x0004  /* busy */
  73 #define SBTMH_TO                0x0020  /* timeout (sonics >= 2.3) */
  74 /* Shift to locate the SI status flags in sbtmh */
  75 #define SBTMH_SISF_SHIFT        16
  76
  77 /* sbidlow */
  78 #define SBIDL_INIT              0x80    /* initiator */
  79
  80 struct chip_info {
  81         u32 chip;
  82         u32 chiprev;
  83         u32 cccorebase;
  84         u32 ccrev;
  85         u32 cccaps;
  86         u32 buscorebase; /* 32 bits backplane bus address */
  87         u32 buscorerev;
  88         u32 buscoretype;
  89         u32 ramcorebase;
  90         u32 armcorebase;
  91         u32 pmurev;
  92         u32 pmucaps;
  93         u32 ramsize;
  94 };
  95
  96 struct sbconfig {
  97         u32 PAD[2];
  98         u32 sbipsflag;  /* initiator port ocp slave flag */
  99         u32 PAD[3];
 100         u32 sbtpsflag;  /* target port ocp slave flag */
 101         u32 PAD[11];
 102         u32 sbtmerrloga;        /* (sonics >= 2.3) */
 103         u32 PAD;
 104         u32 sbtmerrlog; /* (sonics >= 2.3) */
 105         u32 PAD[3];
 106         u32 sbadmatch3; /* address match3 */
 107         u32 PAD;
 108         u32 sbadmatch2; /* address match2 */
 109         u32 PAD;
 110         u32 sbadmatch1; /* address match1 */
 111         u32 PAD[7];
 112         u32 sbimstate;  /* initiator agent state */
 113         u32 sbintvec;   /* interrupt mask */
 114         u32 sbtmstatelow;       /* target state */
 115         u32 sbtmstatehigh;      /* target state */
 116         u32 sbbwa0;             /* bandwidth allocation table0 */
 117         u32 PAD;
 118         u32 sbimconfiglow;      /* initiator configuration */
 119         u32 sbimconfighigh;     /* initiator configuration */
 120         u32 sbadmatch0; /* address match0 */
 121         u32 PAD;
 122         u32 sbtmconfiglow;      /* target configuration */
 123         u32 sbtmconfighigh;     /* target configuration */
 124         u32 sbbconfig;  /* broadcast configuration */
 125         u32 PAD;
 126         u32 sbbstate;   /* broadcast state */
 127         u32 PAD[3];
 128         u32 sbactcnfg;  /* activate configuration */
 129         u32 PAD[3];
 130         u32 sbflagst;   /* current sbflags */
 131         u32 PAD[3];
 132         u32 sbidlow;            /* identification */
 133         u32 sbidhigh;   /* identification */
 134 };
 135
 136
 137 extern void brcmf_sdio_chip_coredisable(struct brcmf_sdio_dev *sdiodev,
 138                                         u32 corebase);
 139 extern int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
 140                                   struct chip_info *ci, u32 regs);
 141
 142
 143 #endif          /* _BRCMFMAC_SDIO_CHIP_H_ */