arch/powerpc/include/asm/cpm2.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Communication Processor Module v2.
   4  *
   5  * This file contains structures and information for the communication
   6  * processor channels found in the dual port RAM or parameter RAM.
   7  * All CPM control and status is available through the CPM2 internal
   8  * memory map.  See immap_cpm2.h for details.
   9  */
  10 #ifdef __KERNEL__
  11 #ifndef __CPM2__
  12 #define __CPM2__
  13
  14 #include <asm/immap_cpm2.h>
  15 #include <asm/cpm.h>
  16 #include <sysdev/fsl_soc.h>
  17
  18 /* CPM Command register.
  19 */
  20 #define CPM_CR_RST      ((uint)0x80000000)
  21 #define CPM_CR_PAGE     ((uint)0x7c000000)
  22 #define CPM_CR_SBLOCK   ((uint)0x03e00000)
  23 #define CPM_CR_FLG      ((uint)0x00010000)
  24 #define CPM_CR_MCN      ((uint)0x00003fc0)
  25 #define CPM_CR_OPCODE   ((uint)0x0000000f)
  26
  27 /* Device sub-block and page codes.
  28 */
  29 #define CPM_CR_SCC1_SBLOCK      (0x04)
  30 #define CPM_CR_SCC2_SBLOCK      (0x05)
  31 #define CPM_CR_SCC3_SBLOCK      (0x06)
  32 #define CPM_CR_SCC4_SBLOCK      (0x07)
  33 #define CPM_CR_SMC1_SBLOCK      (0x08)
  34 #define CPM_CR_SMC2_SBLOCK      (0x09)
  35 #define CPM_CR_SPI_SBLOCK       (0x0a)
  36 #define CPM_CR_I2C_SBLOCK       (0x0b)
  37 #define CPM_CR_TIMER_SBLOCK     (0x0f)
  38 #define CPM_CR_RAND_SBLOCK      (0x0e)
  39 #define CPM_CR_FCC1_SBLOCK      (0x10)
  40 #define CPM_CR_FCC2_SBLOCK      (0x11)
  41 #define CPM_CR_FCC3_SBLOCK      (0x12)
  42 #define CPM_CR_IDMA1_SBLOCK     (0x14)
  43 #define CPM_CR_IDMA2_SBLOCK     (0x15)
  44 #define CPM_CR_IDMA3_SBLOCK     (0x16)
  45 #define CPM_CR_IDMA4_SBLOCK     (0x17)
  46 #define CPM_CR_MCC1_SBLOCK      (0x1c)
  47
  48 #define CPM_CR_FCC_SBLOCK(x)    (x + 0x10)
  49
  50 #define CPM_CR_SCC1_PAGE        (0x00)
  51 #define CPM_CR_SCC2_PAGE        (0x01)
  52 #define CPM_CR_SCC3_PAGE        (0x02)
  53 #define CPM_CR_SCC4_PAGE        (0x03)
  54 #define CPM_CR_SMC1_PAGE        (0x07)
  55 #define CPM_CR_SMC2_PAGE        (0x08)
  56 #define CPM_CR_SPI_PAGE         (0x09)
  57 #define CPM_CR_I2C_PAGE         (0x0a)
  58 #define CPM_CR_TIMER_PAGE       (0x0a)
  59 #define CPM_CR_RAND_PAGE        (0x0a)
  60 #define CPM_CR_FCC1_PAGE        (0x04)
  61 #define CPM_CR_FCC2_PAGE        (0x05)
  62 #define CPM_CR_FCC3_PAGE        (0x06)
  63 #define CPM_CR_IDMA1_PAGE       (0x07)
  64 #define CPM_CR_IDMA2_PAGE       (0x08)
  65 #define CPM_CR_IDMA3_PAGE       (0x09)
  66 #define CPM_CR_IDMA4_PAGE       (0x0a)
  67 #define CPM_CR_MCC1_PAGE        (0x07)
  68 #define CPM_CR_MCC2_PAGE        (0x08)
  69
  70 #define CPM_CR_FCC_PAGE(x)      (x + 0x04)
  71
  72 /* CPM2-specific opcodes (see cpm.h for common opcodes)
  73 */
  74 #define CPM_CR_START_IDMA       ((ushort)0x0009)
  75
  76 #define mk_cr_cmd(PG, SBC, MCN, OP) \
  77         ((PG << 26) | (SBC << 21) | (MCN << 6) | OP)
  78
  79 /* The number of pages of host memory we allocate for CPM.  This is
  80  * done early in kernel initialization to get physically contiguous
  81  * pages.
  82  */
  83 #define NUM_CPM_HOST_PAGES      2
  84
  85 /* Export the base address of the communication processor registers
  86  * and dual port ram.
  87  */
  88 extern cpm_cpm2_t __iomem *cpmp; /* Pointer to comm processor */
  89
  90 #define cpm_dpalloc cpm_muram_alloc
  91 #define cpm_dpfree cpm_muram_free
  92 #define cpm_dpram_addr cpm_muram_addr
  93
  94 extern void cpm2_reset(void);
  95
  96 /* Baud rate generators.
  97 */
  98 #define CPM_BRG_RST             ((uint)0x00020000)
  99 #define CPM_BRG_EN              ((uint)0x00010000)
 100 #define CPM_BRG_EXTC_INT        ((uint)0x00000000)
 101 #define CPM_BRG_EXTC_CLK3_9     ((uint)0x00004000)
 102 #define CPM_BRG_EXTC_CLK5_15    ((uint)0x00008000)
 103 #define CPM_BRG_ATB             ((uint)0x00002000)
 104 #define CPM_BRG_CD_MASK         ((uint)0x00001ffe)
 105 #define CPM_BRG_DIV16           ((uint)0x00000001)
 106
 107 #define CPM2_BRG_INT_CLK        (get_brgfreq())
 108 #define CPM2_BRG_UART_CLK       (CPM2_BRG_INT_CLK/16)
 109
 110 extern void __cpm2_setbrg(uint brg, uint rate, uint clk, int div16, int src);
 111
 112 /* This function is used by UARTS, or anything else that uses a 16x
 113  * oversampled clock.
 114  */
 115 static inline void cpm_setbrg(uint brg, uint rate)
 116 {
 117         __cpm2_setbrg(brg, rate, CPM2_BRG_UART_CLK, 0, CPM_BRG_EXTC_INT);
 118 }
 119
 120 /* This function is used to set high speed synchronous baud rate
 121  * clocks.
 122  */
 123 static inline void cpm2_fastbrg(uint brg, uint rate, int div16)
 124 {
 125         __cpm2_setbrg(brg, rate, CPM2_BRG_INT_CLK, div16, CPM_BRG_EXTC_INT);
 126 }
 127
 128 /* Parameter RAM offsets from the base.
 129 */
 130 #define PROFF_SCC1              ((uint)0x8000)
 131 #define PROFF_SCC2              ((uint)0x8100)
 132 #define PROFF_SCC3              ((uint)0x8200)
 133 #define PROFF_SCC4              ((uint)0x8300)
 134 #define PROFF_FCC1              ((uint)0x8400)
 135 #define PROFF_FCC2              ((uint)0x8500)
 136 #define PROFF_FCC3              ((uint)0x8600)
 137 #define PROFF_MCC1              ((uint)0x8700)
 138 #define PROFF_SMC1_BASE         ((uint)0x87fc)
 139 #define PROFF_IDMA1_BASE        ((uint)0x87fe)
 140 #define PROFF_MCC2              ((uint)0x8800)
 141 #define PROFF_SMC2_BASE         ((uint)0x88fc)
 142 #define PROFF_IDMA2_BASE        ((uint)0x88fe)
 143 #define PROFF_SPI_BASE          ((uint)0x89fc)
 144 #define PROFF_IDMA3_BASE        ((uint)0x89fe)
 145 #define PROFF_TIMERS            ((uint)0x8ae0)
 146 #define PROFF_REVNUM            ((uint)0x8af0)
 147 #define PROFF_RAND              ((uint)0x8af8)
 148 #define PROFF_I2C_BASE          ((uint)0x8afc)
 149 #define PROFF_IDMA4_BASE        ((uint)0x8afe)
 150
 151 #define PROFF_SCC_SIZE          ((uint)0x100)
 152 #define PROFF_FCC_SIZE          ((uint)0x100)
 153 #define PROFF_SMC_SIZE          ((uint)64)
 154
 155 /* The SMCs are relocated to any of the first eight DPRAM pages.
 156  * We will fix these at the first locations of DPRAM, until we
 157  * get some microcode patches :-).
 158  * The parameter ram space for the SMCs is fifty-some bytes, and
 159  * they are required to start on a 64 byte boundary.
 160  */
 161 #define PROFF_SMC1      (0)
 162 #define PROFF_SMC2      (64)
 163
 164
 165 /* Define enough so I can at least use the serial port as a UART.
 166  */
 167 typedef struct smc_uart {
 168         ushort  smc_rbase;      /* Rx Buffer descriptor base address */
 169         ushort  smc_tbase;      /* Tx Buffer descriptor base address */
 170         u_char  smc_rfcr;       /* Rx function code */
 171         u_char  smc_tfcr;       /* Tx function code */
 172         ushort  smc_mrblr;      /* Max receive buffer length */
 173         uint    smc_rstate;     /* Internal */
 174         uint    smc_idp;        /* Internal */
 175         ushort  smc_rbptr;      /* Internal */
 176         ushort  smc_ibc;        /* Internal */
 177         uint    smc_rxtmp;      /* Internal */
 178         uint    smc_tstate;     /* Internal */
 179         uint    smc_tdp;        /* Internal */
 180         ushort  smc_tbptr;      /* Internal */
 181         ushort  smc_tbc;        /* Internal */
 182         uint    smc_txtmp;      /* Internal */
 183         ushort  smc_maxidl;     /* Maximum idle characters */
 184         ushort  smc_tmpidl;     /* Temporary idle counter */
 185         ushort  smc_brklen;     /* Last received break length */
 186         ushort  smc_brkec;      /* rcv'd break condition counter */
 187         ushort  smc_brkcr;      /* xmt break count register */
 188         ushort  smc_rmask;      /* Temporary bit mask */
 189         uint    smc_stmp;       /* SDMA Temp */
 190 } smc_uart_t;
 191
 192 /* SMC uart mode register (Internal memory map).
 193 */
 194 #define SMCMR_REN       ((ushort)0x0001)
 195 #define SMCMR_TEN       ((ushort)0x0002)
 196 #define SMCMR_DM        ((ushort)0x000c)
 197 #define SMCMR_SM_GCI    ((ushort)0x0000)
 198 #define SMCMR_SM_UART   ((ushort)0x0020)
 199 #define SMCMR_SM_TRANS  ((ushort)0x0030)
 200 #define SMCMR_SM_MASK   ((ushort)0x0030)
 201 #define SMCMR_PM_EVEN   ((ushort)0x0100)        /* Even parity, else odd */
 202 #define SMCMR_REVD      SMCMR_PM_EVEN
 203 #define SMCMR_PEN       ((ushort)0x0200)        /* Parity enable */
 204 #define SMCMR_BS        SMCMR_PEN
 205 #define SMCMR_SL        ((ushort)0x0400)        /* Two stops, else one */
 206 #define SMCR_CLEN_MASK  ((ushort)0x7800)        /* Character length */
 207 #define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
 208
 209 /* SMC Event and Mask register.
 210 */
 211 #define SMCM_BRKE       ((unsigned char)0x40)   /* When in UART Mode */
 212 #define SMCM_BRK        ((unsigned char)0x10)   /* When in UART Mode */
 213 #define SMCM_TXE        ((unsigned char)0x10)
 214 #define SMCM_BSY        ((unsigned char)0x04)
 215 #define SMCM_TX         ((unsigned char)0x02)
 216 #define SMCM_RX         ((unsigned char)0x01)
 217
 218 /* SCCs.
 219 */
 220 #define SCC_GSMRH_IRP           ((uint)0x00040000)
 221 #define SCC_GSMRH_GDE           ((uint)0x00010000)
 222 #define SCC_GSMRH_TCRC_CCITT    ((uint)0x00008000)
 223 #define SCC_GSMRH_TCRC_BISYNC   ((uint)0x00004000)
 224 #define SCC_GSMRH_TCRC_HDLC     ((uint)0x00000000)
 225 #define SCC_GSMRH_REVD          ((uint)0x00002000)
 226 #define SCC_GSMRH_TRX           ((uint)0x00001000)
 227 #define SCC_GSMRH_TTX           ((uint)0x00000800)
 228 #define SCC_GSMRH_CDP           ((uint)0x00000400)
 229 #define SCC_GSMRH_CTSP          ((uint)0x00000200)
 230 #define SCC_GSMRH_CDS           ((uint)0x00000100)
 231 #define SCC_GSMRH_CTSS          ((uint)0x00000080)
 232 #define SCC_GSMRH_TFL           ((uint)0x00000040)
 233 #define SCC_GSMRH_RFW           ((uint)0x00000020)
 234 #define SCC_GSMRH_TXSY          ((uint)0x00000010)
 235 #define SCC_GSMRH_SYNL16        ((uint)0x0000000c)
 236 #define SCC_GSMRH_SYNL8         ((uint)0x00000008)
 237 #define SCC_GSMRH_SYNL4         ((uint)0x00000004)
 238 #define SCC_GSMRH_RTSM          ((uint)0x00000002)
 239 #define SCC_GSMRH_RSYN          ((uint)0x00000001)
 240
 241 #define SCC_GSMRL_SIR           ((uint)0x80000000)      /* SCC2 only */
 242 #define SCC_GSMRL_EDGE_NONE     ((uint)0x60000000)
 243 #define SCC_GSMRL_EDGE_NEG      ((uint)0x40000000)
 244 #define SCC_GSMRL_EDGE_POS      ((uint)0x20000000)
 245 #define SCC_GSMRL_EDGE_BOTH     ((uint)0x00000000)
 246 #define SCC_GSMRL_TCI           ((uint)0x10000000)
 247 #define SCC_GSMRL_TSNC_3        ((uint)0x0c000000)
 248 #define SCC_GSMRL_TSNC_4        ((uint)0x08000000)
 249 #define SCC_GSMRL_TSNC_14       ((uint)0x04000000)
 250 #define SCC_GSMRL_TSNC_INF      ((uint)0x00000000)
 251 #define SCC_GSMRL_RINV          ((uint)0x02000000)
 252 #define SCC_GSMRL_TINV          ((uint)0x01000000)
 253 #define SCC_GSMRL_TPL_128       ((uint)0x00c00000)
 254 #define SCC_GSMRL_TPL_64        ((uint)0x00a00000)
 255 #define SCC_GSMRL_TPL_48        ((uint)0x00800000)
 256 #define SCC_GSMRL_TPL_32        ((uint)0x00600000)
 257 #define SCC_GSMRL_TPL_16        ((uint)0x00400000)
 258 #define SCC_GSMRL_TPL_8         ((uint)0x00200000)
 259 #define SCC_GSMRL_TPL_NONE      ((uint)0x00000000)
 260 #define SCC_GSMRL_TPP_ALL1      ((uint)0x00180000)
 261 #define SCC_GSMRL_TPP_01        ((uint)0x00100000)
 262 #define SCC_GSMRL_TPP_10        ((uint)0x00080000)
 263 #define SCC_GSMRL_TPP_ZEROS     ((uint)0x00000000)
 264 #define SCC_GSMRL_TEND          ((uint)0x00040000)
 265 #define SCC_GSMRL_TDCR_32       ((uint)0x00030000)
 266 #define SCC_GSMRL_TDCR_16       ((uint)0x00020000)
 267 #define SCC_GSMRL_TDCR_8        ((uint)0x00010000)
 268 #define SCC_GSMRL_TDCR_1        ((uint)0x00000000)
 269 #define SCC_GSMRL_RDCR_32       ((uint)0x0000c000)
 270 #define SCC_GSMRL_RDCR_16       ((uint)0x00008000)
 271 #define SCC_GSMRL_RDCR_8        ((uint)0x00004000)
 272 #define SCC_GSMRL_RDCR_1        ((uint)0x00000000)
 273 #define SCC_GSMRL_RENC_DFMAN    ((uint)0x00003000)
 274 #define SCC_GSMRL_RENC_MANCH    ((uint)0x00002000)
 275 #define SCC_GSMRL_RENC_FM0      ((uint)0x00001000)
 276 #define SCC_GSMRL_RENC_NRZI     ((uint)0x00000800)
 277 #define SCC_GSMRL_RENC_NRZ      ((uint)0x00000000)
 278 #define SCC_GSMRL_TENC_DFMAN    ((uint)0x00000600)
 279 #define SCC_GSMRL_TENC_MANCH    ((uint)0x00000400)
 280 #define SCC_GSMRL_TENC_FM0      ((uint)0x00000200)
 281 #define SCC_GSMRL_TENC_NRZI     ((uint)0x00000100)
 282 #define SCC_GSMRL_TENC_NRZ      ((uint)0x00000000)
 283 #define SCC_GSMRL_DIAG_LE       ((uint)0x000000c0)      /* Loop and echo */
 284 #define SCC_GSMRL_DIAG_ECHO     ((uint)0x00000080)
 285 #define SCC_GSMRL_DIAG_LOOP     ((uint)0x00000040)
 286 #define SCC_GSMRL_DIAG_NORM     ((uint)0x00000000)
 287 #define SCC_GSMRL_ENR           ((uint)0x00000020)
 288 #define SCC_GSMRL_ENT           ((uint)0x00000010)
 289 #define SCC_GSMRL_MODE_ENET     ((uint)0x0000000c)
 290 #define SCC_GSMRL_MODE_DDCMP    ((uint)0x00000009)
 291 #define SCC_GSMRL_MODE_BISYNC   ((uint)0x00000008)
 292 #define SCC_GSMRL_MODE_V14      ((uint)0x00000007)
 293 #define SCC_GSMRL_MODE_AHDLC    ((uint)0x00000006)
 294 #define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
 295 #define SCC_GSMRL_MODE_UART     ((uint)0x00000004)
 296 #define SCC_GSMRL_MODE_SS7      ((uint)0x00000003)
 297 #define SCC_GSMRL_MODE_ATALK    ((uint)0x00000002)
 298 #define SCC_GSMRL_MODE_HDLC     ((uint)0x00000000)
 299
 300 #define SCC_TODR_TOD            ((ushort)0x8000)
 301
 302 /* SCC Event and Mask register.
 303 */
 304 #define SCCM_TXE        ((unsigned char)0x10)
 305 #define SCCM_BSY        ((unsigned char)0x04)
 306 #define SCCM_TX         ((unsigned char)0x02)
 307 #define SCCM_RX         ((unsigned char)0x01)
 308
 309 typedef struct scc_param {
 310         ushort  scc_rbase;      /* Rx Buffer descriptor base address */
 311         ushort  scc_tbase;      /* Tx Buffer descriptor base address */
 312         u_char  scc_rfcr;       /* Rx function code */
 313         u_char  scc_tfcr;       /* Tx function code */
 314         ushort  scc_mrblr;      /* Max receive buffer length */
 315         uint    scc_rstate;     /* Internal */
 316         uint    scc_idp;        /* Internal */
 317         ushort  scc_rbptr;      /* Internal */
 318         ushort  scc_ibc;        /* Internal */
 319         uint    scc_rxtmp;      /* Internal */
 320         uint    scc_tstate;     /* Internal */
 321         uint    scc_tdp;        /* Internal */
 322         ushort  scc_tbptr;      /* Internal */
 323         ushort  scc_tbc;        /* Internal */
 324         uint    scc_txtmp;      /* Internal */
 325         uint    scc_rcrc;       /* Internal */
 326         uint    scc_tcrc;       /* Internal */
 327 } sccp_t;
 328
 329 /* Function code bits.
 330 */
 331 #define SCC_EB  ((u_char) 0x10) /* Set big endian byte order */
 332 #define SCC_GBL ((u_char) 0x20) /* Snooping enabled */
 333
 334 /* CPM Ethernet through SCC1.
 335  */
 336 typedef struct scc_enet {
 337         sccp_t  sen_genscc;
 338         uint    sen_cpres;      /* Preset CRC */
 339         uint    sen_cmask;      /* Constant mask for CRC */
 340         uint    sen_crcec;      /* CRC Error counter */
 341         uint    sen_alec;       /* alignment error counter */
 342         uint    sen_disfc;      /* discard frame counter */
 343         ushort  sen_pads;       /* Tx short frame pad character */
 344         ushort  sen_retlim;     /* Retry limit threshold */
 345         ushort  sen_retcnt;     /* Retry limit counter */
 346         ushort  sen_maxflr;     /* maximum frame length register */
 347         ushort  sen_minflr;     /* minimum frame length register */
 348         ushort  sen_maxd1;      /* maximum DMA1 length */
 349         ushort  sen_maxd2;      /* maximum DMA2 length */
 350         ushort  sen_maxd;       /* Rx max DMA */
 351         ushort  sen_dmacnt;     /* Rx DMA counter */
 352         ushort  sen_maxb;       /* Max BD byte count */
 353         ushort  sen_gaddr1;     /* Group address filter */
 354         ushort  sen_gaddr2;
 355         ushort  sen_gaddr3;
 356         ushort  sen_gaddr4;
 357         uint    sen_tbuf0data0; /* Save area 0 - current frame */
 358         uint    sen_tbuf0data1; /* Save area 1 - current frame */
 359         uint    sen_tbuf0rba;   /* Internal */
 360         uint    sen_tbuf0crc;   /* Internal */
 361         ushort  sen_tbuf0bcnt;  /* Internal */
 362         ushort  sen_paddrh;     /* physical address (MSB) */
 363         ushort  sen_paddrm;
 364         ushort  sen_paddrl;     /* physical address (LSB) */
 365         ushort  sen_pper;       /* persistence */
 366         ushort  sen_rfbdptr;    /* Rx first BD pointer */
 367         ushort  sen_tfbdptr;    /* Tx first BD pointer */
 368         ushort  sen_tlbdptr;    /* Tx last BD pointer */
 369         uint    sen_tbuf1data0; /* Save area 0 - current frame */
 370         uint    sen_tbuf1data1; /* Save area 1 - current frame */
 371         uint    sen_tbuf1rba;   /* Internal */
 372         uint    sen_tbuf1crc;   /* Internal */
 373         ushort  sen_tbuf1bcnt;  /* Internal */
 374         ushort  sen_txlen;      /* Tx Frame length counter */
 375         ushort  sen_iaddr1;     /* Individual address filter */
 376         ushort  sen_iaddr2;
 377         ushort  sen_iaddr3;
 378         ushort  sen_iaddr4;
 379         ushort  sen_boffcnt;    /* Backoff counter */
 380
 381         /* NOTE: Some versions of the manual have the following items
 382          * incorrectly documented.  Below is the proper order.
 383          */
 384         ushort  sen_taddrh;     /* temp address (MSB) */
 385         ushort  sen_taddrm;
 386         ushort  sen_taddrl;     /* temp address (LSB) */
 387 } scc_enet_t;
 388
 389
 390 /* SCC Event register as used by Ethernet.
 391 */
 392 #define SCCE_ENET_GRA   ((ushort)0x0080)        /* Graceful stop complete */
 393 #define SCCE_ENET_TXE   ((ushort)0x0010)        /* Transmit Error */
 394 #define SCCE_ENET_RXF   ((ushort)0x0008)        /* Full frame received */
 395 #define SCCE_ENET_BSY   ((ushort)0x0004)        /* All incoming buffers full */
 396 #define SCCE_ENET_TXB   ((ushort)0x0002)        /* A buffer was transmitted */
 397 #define SCCE_ENET_RXB   ((ushort)0x0001)        /* A buffer was received */
 398
 399 /* SCC Mode Register (PSMR) as used by Ethernet.
 400 */
 401 #define SCC_PSMR_HBC    ((ushort)0x8000)        /* Enable heartbeat */
 402 #define SCC_PSMR_FC     ((ushort)0x4000)        /* Force collision */
 403 #define SCC_PSMR_RSH    ((ushort)0x2000)        /* Receive short frames */
 404 #define SCC_PSMR_IAM    ((ushort)0x1000)        /* Check individual hash */
 405 #define SCC_PSMR_ENCRC  ((ushort)0x0800)        /* Ethernet CRC mode */
 406 #define SCC_PSMR_PRO    ((ushort)0x0200)        /* Promiscuous mode */
 407 #define SCC_PSMR_BRO    ((ushort)0x0100)        /* Catch broadcast pkts */
 408 #define SCC_PSMR_SBT    ((ushort)0x0080)        /* Special backoff timer */
 409 #define SCC_PSMR_LPB    ((ushort)0x0040)        /* Set Loopback mode */
 410 #define SCC_PSMR_SIP    ((ushort)0x0020)        /* Sample Input Pins */
 411 #define SCC_PSMR_LCW    ((ushort)0x0010)        /* Late collision window */
 412 #define SCC_PSMR_NIB22  ((ushort)0x000a)        /* Start frame search */
 413 #define SCC_PSMR_FDE    ((ushort)0x0001)        /* Full duplex enable */
 414
 415 /* SCC as UART
 416 */
 417 typedef struct scc_uart {
 418         sccp_t  scc_genscc;
 419         uint    scc_res1;       /* Reserved */
 420         uint    scc_res2;       /* Reserved */
 421         ushort  scc_maxidl;     /* Maximum idle chars */
 422         ushort  scc_idlc;       /* temp idle counter */
 423         ushort  scc_brkcr;      /* Break count register */
 424         ushort  scc_parec;      /* receive parity error counter */
 425         ushort  scc_frmec;      /* receive framing error counter */
 426         ushort  scc_nosec;      /* receive noise counter */
 427         ushort  scc_brkec;      /* receive break condition counter */
 428         ushort  scc_brkln;      /* last received break length */
 429         ushort  scc_uaddr1;     /* UART address character 1 */
 430         ushort  scc_uaddr2;     /* UART address character 2 */
 431         ushort  scc_rtemp;      /* Temp storage */
 432         ushort  scc_toseq;      /* Transmit out of sequence char */
 433         ushort  scc_char1;      /* control character 1 */
 434         ushort  scc_char2;      /* control character 2 */
 435         ushort  scc_char3;      /* control character 3 */
 436         ushort  scc_char4;      /* control character 4 */
 437         ushort  scc_char5;      /* control character 5 */
 438         ushort  scc_char6;      /* control character 6 */
 439         ushort  scc_char7;      /* control character 7 */
 440         ushort  scc_char8;      /* control character 8 */
 441         ushort  scc_rccm;       /* receive control character mask */
 442         ushort  scc_rccr;       /* receive control character register */
 443         ushort  scc_rlbc;       /* receive last break character */
 444 } scc_uart_t;
 445
 446 /* SCC Event and Mask registers when it is used as a UART.
 447 */
 448 #define UART_SCCM_GLR           ((ushort)0x1000)
 449 #define UART_SCCM_GLT           ((ushort)0x0800)
 450 #define UART_SCCM_AB            ((ushort)0x0200)
 451 #define UART_SCCM_IDL           ((ushort)0x0100)
 452 #define UART_SCCM_GRA           ((ushort)0x0080)
 453 #define UART_SCCM_BRKE          ((ushort)0x0040)
 454 #define UART_SCCM_BRKS          ((ushort)0x0020)
 455 #define UART_SCCM_CCR           ((ushort)0x0008)
 456 #define UART_SCCM_BSY           ((ushort)0x0004)
 457 #define UART_SCCM_TX            ((ushort)0x0002)
 458 #define UART_SCCM_RX            ((ushort)0x0001)
 459
 460 /* The SCC PSMR when used as a UART.
 461 */
 462 #define SCU_PSMR_FLC            ((ushort)0x8000)
 463 #define SCU_PSMR_SL             ((ushort)0x4000)
 464 #define SCU_PSMR_CL             ((ushort)0x3000)
 465 #define SCU_PSMR_UM             ((ushort)0x0c00)
 466 #define SCU_PSMR_FRZ            ((ushort)0x0200)
 467 #define SCU_PSMR_RZS            ((ushort)0x0100)
 468 #define SCU_PSMR_SYN            ((ushort)0x0080)
 469 #define SCU_PSMR_DRT            ((ushort)0x0040)
 470 #define SCU_PSMR_PEN            ((ushort)0x0010)
 471 #define SCU_PSMR_RPM            ((ushort)0x000c)
 472 #define SCU_PSMR_REVP           ((ushort)0x0008)
 473 #define SCU_PSMR_TPM            ((ushort)0x0003)
 474 #define SCU_PSMR_TEVP           ((ushort)0x0002)
 475
 476 /* CPM Transparent mode SCC.
 477  */
 478 typedef struct scc_trans {
 479         sccp_t  st_genscc;
 480         uint    st_cpres;       /* Preset CRC */
 481         uint    st_cmask;       /* Constant mask for CRC */
 482 } scc_trans_t;
 483
 484 /* How about some FCCs.....
 485 */
 486 #define FCC_GFMR_DIAG_NORM      ((uint)0x00000000)
 487 #define FCC_GFMR_DIAG_LE        ((uint)0x40000000)
 488 #define FCC_GFMR_DIAG_AE        ((uint)0x80000000)
 489 #define FCC_GFMR_DIAG_ALE       ((uint)0xc0000000)
 490 #define FCC_GFMR_TCI            ((uint)0x20000000)
 491 #define FCC_GFMR_TRX            ((uint)0x10000000)
 492 #define FCC_GFMR_TTX            ((uint)0x08000000)
 493 #define FCC_GFMR_CDP            ((uint)0x04000000)
 494 #define FCC_GFMR_CTSP           ((uint)0x02000000)
 495 #define FCC_GFMR_CDS            ((uint)0x01000000)
 496 #define FCC_GFMR_CTSS           ((uint)0x00800000)
 497 #define FCC_GFMR_SYNL_NONE      ((uint)0x00000000)
 498 #define FCC_GFMR_SYNL_AUTO      ((uint)0x00004000)
 499 #define FCC_GFMR_SYNL_8         ((uint)0x00008000)
 500 #define FCC_GFMR_SYNL_16        ((uint)0x0000c000)
 501 #define FCC_GFMR_RTSM           ((uint)0x00002000)
 502 #define FCC_GFMR_RENC_NRZ       ((uint)0x00000000)
 503 #define FCC_GFMR_RENC_NRZI      ((uint)0x00000800)
 504 #define FCC_GFMR_REVD           ((uint)0x00000400)
 505 #define FCC_GFMR_TENC_NRZ       ((uint)0x00000000)
 506 #define FCC_GFMR_TENC_NRZI      ((uint)0x00000100)
 507 #define FCC_GFMR_TCRC_16        ((uint)0x00000000)
 508 #define FCC_GFMR_TCRC_32        ((uint)0x00000080)
 509 #define FCC_GFMR_ENR            ((uint)0x00000020)
 510 #define FCC_GFMR_ENT            ((uint)0x00000010)
 511 #define FCC_GFMR_MODE_ENET      ((uint)0x0000000c)
 512 #define FCC_GFMR_MODE_ATM       ((uint)0x0000000a)
 513 #define FCC_GFMR_MODE_HDLC      ((uint)0x00000000)
 514
 515 /* Generic FCC parameter ram.
 516 */
 517 typedef struct fcc_param {
 518         ushort  fcc_riptr;      /* Rx Internal temp pointer */
 519         ushort  fcc_tiptr;      /* Tx Internal temp pointer */
 520         ushort  fcc_res1;
 521         ushort  fcc_mrblr;      /* Max receive buffer length, mod 32 bytes */
 522         uint    fcc_rstate;     /* Upper byte is Func code, must be set */
 523         uint    fcc_rbase;      /* Receive BD base */
 524         ushort  fcc_rbdstat;    /* RxBD status */
 525         ushort  fcc_rbdlen;     /* RxBD down counter */
 526         uint    fcc_rdptr;      /* RxBD internal data pointer */
 527         uint    fcc_tstate;     /* Upper byte is Func code, must be set */
 528         uint    fcc_tbase;      /* Transmit BD base */
 529         ushort  fcc_tbdstat;    /* TxBD status */
 530         ushort  fcc_tbdlen;     /* TxBD down counter */
 531         uint    fcc_tdptr;      /* TxBD internal data pointer */
 532         uint    fcc_rbptr;      /* Rx BD Internal buf pointer */
 533         uint    fcc_tbptr;      /* Tx BD Internal buf pointer */
 534         uint    fcc_rcrc;       /* Rx temp CRC */
 535         uint    fcc_res2;
 536         uint    fcc_tcrc;       /* Tx temp CRC */
 537 } fccp_t;
 538
 539
 540 /* Ethernet controller through FCC.
 541 */
 542 typedef struct fcc_enet {
 543         fccp_t  fen_genfcc;
 544         uint    fen_statbuf;    /* Internal status buffer */
 545         uint    fen_camptr;     /* CAM address */
 546         uint    fen_cmask;      /* Constant mask for CRC */
 547         uint    fen_cpres;      /* Preset CRC */
 548         uint    fen_crcec;      /* CRC Error counter */
 549         uint    fen_alec;       /* alignment error counter */
 550         uint    fen_disfc;      /* discard frame counter */
 551         ushort  fen_retlim;     /* Retry limit */
 552         ushort  fen_retcnt;     /* Retry counter */
 553         ushort  fen_pper;       /* Persistence */
 554         ushort  fen_boffcnt;    /* backoff counter */
 555         uint    fen_gaddrh;     /* Group address filter, high 32-bits */
 556         uint    fen_gaddrl;     /* Group address filter, low 32-bits */
 557         ushort  fen_tfcstat;    /* out of sequence TxBD */
 558         ushort  fen_tfclen;
 559         uint    fen_tfcptr;
 560         ushort  fen_mflr;       /* Maximum frame length (1518) */
 561         ushort  fen_paddrh;     /* MAC address */
 562         ushort  fen_paddrm;
 563         ushort  fen_paddrl;
 564         ushort  fen_ibdcount;   /* Internal BD counter */
 565         ushort  fen_ibdstart;   /* Internal BD start pointer */
 566         ushort  fen_ibdend;     /* Internal BD end pointer */
 567         ushort  fen_txlen;      /* Internal Tx frame length counter */
 568         uint    fen_ibdbase[8]; /* Internal use */
 569         uint    fen_iaddrh;     /* Individual address filter */
 570         uint    fen_iaddrl;
 571         ushort  fen_minflr;     /* Minimum frame length (64) */
 572         ushort  fen_taddrh;     /* Filter transfer MAC address */
 573         ushort  fen_taddrm;
 574         ushort  fen_taddrl;
 575         ushort  fen_padptr;     /* Pointer to pad byte buffer */
 576         ushort  fen_cftype;     /* control frame type */
 577         ushort  fen_cfrange;    /* control frame range */
 578         ushort  fen_maxb;       /* maximum BD count */
 579         ushort  fen_maxd1;      /* Max DMA1 length (1520) */
 580         ushort  fen_maxd2;      /* Max DMA2 length (1520) */
 581         ushort  fen_maxd;       /* internal max DMA count */
 582         ushort  fen_dmacnt;     /* internal DMA counter */
 583         uint    fen_octc;       /* Total octect counter */
 584         uint    fen_colc;       /* Total collision counter */
 585         uint    fen_broc;       /* Total broadcast packet counter */
 586         uint    fen_mulc;       /* Total multicast packet count */
 587         uint    fen_uspc;       /* Total packets < 64 bytes */
 588         uint    fen_frgc;       /* Total packets < 64 bytes with errors */
 589         uint    fen_ospc;       /* Total packets > 1518 */
 590         uint    fen_jbrc;       /* Total packets > 1518 with errors */
 591         uint    fen_p64c;       /* Total packets == 64 bytes */
 592         uint    fen_p65c;       /* Total packets 64 < bytes <= 127 */
 593         uint    fen_p128c;      /* Total packets 127 < bytes <= 255 */
 594         uint    fen_p256c;      /* Total packets 256 < bytes <= 511 */
 595         uint    fen_p512c;      /* Total packets 512 < bytes <= 1023 */
 596         uint    fen_p1024c;     /* Total packets 1024 < bytes <= 1518 */
 597         uint    fen_cambuf;     /* Internal CAM buffer poiner */
 598         ushort  fen_rfthr;      /* Received frames threshold */
 599         ushort  fen_rfcnt;      /* Received frames count */
 600 } fcc_enet_t;
 601
 602 /* FCC Event/Mask register as used by Ethernet.
 603 */
 604 #define FCC_ENET_GRA    ((ushort)0x0080)        /* Graceful stop complete */
 605 #define FCC_ENET_RXC    ((ushort)0x0040)        /* Control Frame Received */
 606 #define FCC_ENET_TXC    ((ushort)0x0020)        /* Out of seq. Tx sent */
 607 #define FCC_ENET_TXE    ((ushort)0x0010)        /* Transmit Error */
 608 #define FCC_ENET_RXF    ((ushort)0x0008)        /* Full frame received */
 609 #define FCC_ENET_BSY    ((ushort)0x0004)        /* Busy.  Rx Frame dropped */
 610 #define FCC_ENET_TXB    ((ushort)0x0002)        /* A buffer was transmitted */
 611 #define FCC_ENET_RXB    ((ushort)0x0001)        /* A buffer was received */
 612
 613 /* FCC Mode Register (FPSMR) as used by Ethernet.
 614 */
 615 #define FCC_PSMR_HBC    ((uint)0x80000000)      /* Enable heartbeat */
 616 #define FCC_PSMR_FC     ((uint)0x40000000)      /* Force Collision */
 617 #define FCC_PSMR_SBT    ((uint)0x20000000)      /* Stop backoff timer */
 618 #define FCC_PSMR_LPB    ((uint)0x10000000)      /* Local protect. 1 = FDX */
 619 #define FCC_PSMR_LCW    ((uint)0x08000000)      /* Late collision select */
 620 #define FCC_PSMR_FDE    ((uint)0x04000000)      /* Full Duplex Enable */
 621 #define FCC_PSMR_MON    ((uint)0x02000000)      /* RMON Enable */
 622 #define FCC_PSMR_PRO    ((uint)0x00400000)      /* Promiscuous Enable */
 623 #define FCC_PSMR_FCE    ((uint)0x00200000)      /* Flow Control Enable */
 624 #define FCC_PSMR_RSH    ((uint)0x00100000)      /* Receive Short Frames */
 625 #define FCC_PSMR_CAM    ((uint)0x00000400)      /* CAM enable */
 626 #define FCC_PSMR_BRO    ((uint)0x00000200)      /* Broadcast pkt discard */
 627 #define FCC_PSMR_ENCRC  ((uint)0x00000080)      /* Use 32-bit CRC */
 628
 629 /* IIC parameter RAM.
 630 */
 631 typedef struct iic {
 632         ushort  iic_rbase;      /* Rx Buffer descriptor base address */
 633         ushort  iic_tbase;      /* Tx Buffer descriptor base address */
 634         u_char  iic_rfcr;       /* Rx function code */
 635         u_char  iic_tfcr;       /* Tx function code */
 636         ushort  iic_mrblr;      /* Max receive buffer length */
 637         uint    iic_rstate;     /* Internal */
 638         uint    iic_rdp;        /* Internal */
 639         ushort  iic_rbptr;      /* Internal */
 640         ushort  iic_rbc;        /* Internal */
 641         uint    iic_rxtmp;      /* Internal */
 642         uint    iic_tstate;     /* Internal */
 643         uint    iic_tdp;        /* Internal */
 644         ushort  iic_tbptr;      /* Internal */
 645         ushort  iic_tbc;        /* Internal */
 646         uint    iic_txtmp;      /* Internal */
 647 } iic_t;
 648
 649 /* IDMA parameter RAM
 650 */
 651 typedef struct idma {
 652         ushort ibase;           /* IDMA buffer descriptor table base address */
 653         ushort dcm;             /* DMA channel mode */
 654         ushort ibdptr;          /* IDMA current buffer descriptor pointer */
 655         ushort dpr_buf;         /* IDMA transfer buffer base address */
 656         ushort buf_inv;         /* internal buffer inventory */
 657         ushort ss_max;          /* steady-state maximum transfer size */
 658         ushort dpr_in_ptr;      /* write pointer inside the internal buffer */
 659         ushort sts;             /* source transfer size */
 660         ushort dpr_out_ptr;     /* read pointer inside the internal buffer */
 661         ushort seob;            /* source end of burst */
 662         ushort deob;            /* destination end of burst */
 663         ushort dts;             /* destination transfer size */
 664         ushort ret_add;         /* return address when working in ERM=1 mode */
 665         ushort res0;            /* reserved */
 666         uint   bd_cnt;          /* internal byte count */
 667         uint   s_ptr;           /* source internal data pointer */
 668         uint   d_ptr;           /* destination internal data pointer */
 669         uint   istate;          /* internal state */
 670         u_char res1[20];        /* pad to 64-byte length */
 671 } idma_t;
 672
 673 /* DMA channel mode bit fields
 674 */
 675 #define IDMA_DCM_FB             ((ushort)0x8000) /* fly-by mode */
 676 #define IDMA_DCM_LP             ((ushort)0x4000) /* low priority */
 677 #define IDMA_DCM_TC2            ((ushort)0x0400) /* value driven on TC[2] */
 678 #define IDMA_DCM_DMA_WRAP_MASK  ((ushort)0x01c0) /* mask for DMA wrap */
 679 #define IDMA_DCM_DMA_WRAP_64    ((ushort)0x0000) /* 64-byte DMA xfer buffer */
 680 #define IDMA_DCM_DMA_WRAP_128   ((ushort)0x0040) /* 128-byte DMA xfer buffer */
 681 #define IDMA_DCM_DMA_WRAP_256   ((ushort)0x0080) /* 256-byte DMA xfer buffer */
 682 #define IDMA_DCM_DMA_WRAP_512   ((ushort)0x00c0) /* 512-byte DMA xfer buffer */
 683 #define IDMA_DCM_DMA_WRAP_1024  ((ushort)0x0100) /* 1024-byte DMA xfer buffer */
 684 #define IDMA_DCM_DMA_WRAP_2048  ((ushort)0x0140) /* 2048-byte DMA xfer buffer */
 685 #define IDMA_DCM_SINC           ((ushort)0x0020) /* source inc addr */
 686 #define IDMA_DCM_DINC           ((ushort)0x0010) /* destination inc addr */
 687 #define IDMA_DCM_ERM            ((ushort)0x0008) /* external request mode */
 688 #define IDMA_DCM_DT             ((ushort)0x0004) /* DONE treatment */
 689 #define IDMA_DCM_SD_MASK        ((ushort)0x0003) /* mask for SD bit field */
 690 #define IDMA_DCM_SD_MEM2MEM     ((ushort)0x0000) /* memory-to-memory xfer */
 691 #define IDMA_DCM_SD_PER2MEM     ((ushort)0x0002) /* peripheral-to-memory xfer */
 692 #define IDMA_DCM_SD_MEM2PER     ((ushort)0x0001) /* memory-to-peripheral xfer */
 693
 694 /* IDMA Buffer Descriptors
 695 */
 696 typedef struct idma_bd {
 697         uint flags;
 698         uint len;       /* data length */
 699         uint src;       /* source data buffer pointer */
 700         uint dst;       /* destination data buffer pointer */
 701 } idma_bd_t;
 702
 703 /* IDMA buffer descriptor flag bit fields
 704 */
 705 #define IDMA_BD_V       ((uint)0x80000000)      /* valid */
 706 #define IDMA_BD_W       ((uint)0x20000000)      /* wrap */
 707 #define IDMA_BD_I       ((uint)0x10000000)      /* interrupt */
 708 #define IDMA_BD_L       ((uint)0x08000000)      /* last */
 709 #define IDMA_BD_CM      ((uint)0x02000000)      /* continuous mode */
 710 #define IDMA_BD_SDN     ((uint)0x00400000)      /* source done */
 711 #define IDMA_BD_DDN     ((uint)0x00200000)      /* destination done */
 712 #define IDMA_BD_DGBL    ((uint)0x00100000)      /* destination global */
 713 #define IDMA_BD_DBO_LE  ((uint)0x00040000)      /* little-end dest byte order */
 714 #define IDMA_BD_DBO_BE  ((uint)0x00080000)      /* big-end dest byte order */
 715 #define IDMA_BD_DDTB    ((uint)0x00010000)      /* destination data bus */
 716 #define IDMA_BD_SGBL    ((uint)0x00002000)      /* source global */
 717 #define IDMA_BD_SBO_LE  ((uint)0x00000800)      /* little-end src byte order */
 718 #define IDMA_BD_SBO_BE  ((uint)0x00001000)      /* big-end src byte order */
 719 #define IDMA_BD_SDTB    ((uint)0x00000200)      /* source data bus */
 720
 721 /* per-channel IDMA registers
 722 */
 723 typedef struct im_idma {
 724         u_char idsr;                    /* IDMAn event status register */
 725         u_char res0[3];
 726         u_char idmr;                    /* IDMAn event mask register */
 727         u_char res1[3];
 728 } im_idma_t;
 729
 730 /* IDMA event register bit fields
 731 */
 732 #define IDMA_EVENT_SC   ((unsigned char)0x08)   /* stop completed */
 733 #define IDMA_EVENT_OB   ((unsigned char)0x04)   /* out of buffers */
 734 #define IDMA_EVENT_EDN  ((unsigned char)0x02)   /* external DONE asserted */
 735 #define IDMA_EVENT_BC   ((unsigned char)0x01)   /* buffer descriptor complete */
 736
 737 /* RISC Controller Configuration Register (RCCR) bit fields
 738 */
 739 #define RCCR_TIME       ((uint)0x80000000) /* timer enable */
 740 #define RCCR_TIMEP_MASK ((uint)0x3f000000) /* mask for timer period bit field */
 741 #define RCCR_DR0M       ((uint)0x00800000) /* IDMA0 request mode */
 742 #define RCCR_DR1M       ((uint)0x00400000) /* IDMA1 request mode */
 743 #define RCCR_DR2M       ((uint)0x00000080) /* IDMA2 request mode */
 744 #define RCCR_DR3M       ((uint)0x00000040) /* IDMA3 request mode */
 745 #define RCCR_DR0QP_MASK ((uint)0x00300000) /* mask for IDMA0 req priority */
 746 #define RCCR_DR0QP_HIGH ((uint)0x00000000) /* IDMA0 has high req priority */
 747 #define RCCR_DR0QP_MED  ((uint)0x00100000) /* IDMA0 has medium req priority */
 748 #define RCCR_DR0QP_LOW  ((uint)0x00200000) /* IDMA0 has low req priority */
 749 #define RCCR_DR1QP_MASK ((uint)0x00030000) /* mask for IDMA1 req priority */
 750 #define RCCR_DR1QP_HIGH ((uint)0x00000000) /* IDMA1 has high req priority */
 751 #define RCCR_DR1QP_MED  ((uint)0x00010000) /* IDMA1 has medium req priority */
 752 #define RCCR_DR1QP_LOW  ((uint)0x00020000) /* IDMA1 has low req priority */
 753 #define RCCR_DR2QP_MASK ((uint)0x00000030) /* mask for IDMA2 req priority */
 754 #define RCCR_DR2QP_HIGH ((uint)0x00000000) /* IDMA2 has high req priority */
 755 #define RCCR_DR2QP_MED  ((uint)0x00000010) /* IDMA2 has medium req priority */
 756 #define RCCR_DR2QP_LOW  ((uint)0x00000020) /* IDMA2 has low req priority */
 757 #define RCCR_DR3QP_MASK ((uint)0x00000003) /* mask for IDMA3 req priority */
 758 #define RCCR_DR3QP_HIGH ((uint)0x00000000) /* IDMA3 has high req priority */
 759 #define RCCR_DR3QP_MED  ((uint)0x00000001) /* IDMA3 has medium req priority */
 760 #define RCCR_DR3QP_LOW  ((uint)0x00000002) /* IDMA3 has low req priority */
 761 #define RCCR_EIE        ((uint)0x00080000) /* external interrupt enable */
 762 #define RCCR_SCD        ((uint)0x00040000) /* scheduler configuration */
 763 #define RCCR_ERAM_MASK  ((uint)0x0000e000) /* mask for enable RAM microcode */
 764 #define RCCR_ERAM_0KB   ((uint)0x00000000) /* use 0KB of dpram for microcode */
 765 #define RCCR_ERAM_2KB   ((uint)0x00002000) /* use 2KB of dpram for microcode */
 766 #define RCCR_ERAM_4KB   ((uint)0x00004000) /* use 4KB of dpram for microcode */
 767 #define RCCR_ERAM_6KB   ((uint)0x00006000) /* use 6KB of dpram for microcode */
 768 #define RCCR_ERAM_8KB   ((uint)0x00008000) /* use 8KB of dpram for microcode */
 769 #define RCCR_ERAM_10KB  ((uint)0x0000a000) /* use 10KB of dpram for microcode */
 770 #define RCCR_ERAM_12KB  ((uint)0x0000c000) /* use 12KB of dpram for microcode */
 771 #define RCCR_EDM0       ((uint)0x00000800) /* DREQ0 edge detect mode */
 772 #define RCCR_EDM1       ((uint)0x00000400) /* DREQ1 edge detect mode */
 773 #define RCCR_EDM2       ((uint)0x00000200) /* DREQ2 edge detect mode */
 774 #define RCCR_EDM3       ((uint)0x00000100) /* DREQ3 edge detect mode */
 775 #define RCCR_DEM01      ((uint)0x00000008) /* DONE0/DONE1 edge detect mode */
 776 #define RCCR_DEM23      ((uint)0x00000004) /* DONE2/DONE3 edge detect mode */
 777
 778 /*-----------------------------------------------------------------------
 779  * CMXFCR - CMX FCC Clock Route Register
 780  */
 781 #define CMXFCR_FC1         0x40000000   /* FCC1 connection              */
 782 #define CMXFCR_RF1CS_MSK   0x38000000   /* Receive FCC1 Clock Source Mask */
 783 #define CMXFCR_TF1CS_MSK   0x07000000   /* Transmit FCC1 Clock Source Mask */
 784 #define CMXFCR_FC2         0x00400000   /* FCC2 connection              */
 785 #define CMXFCR_RF2CS_MSK   0x00380000   /* Receive FCC2 Clock Source Mask */
 786 #define CMXFCR_TF2CS_MSK   0x00070000   /* Transmit FCC2 Clock Source Mask */
 787 #define CMXFCR_FC3         0x00004000   /* FCC3 connection              */
 788 #define CMXFCR_RF3CS_MSK   0x00003800   /* Receive FCC3 Clock Source Mask */
 789 #define CMXFCR_TF3CS_MSK   0x00000700   /* Transmit FCC3 Clock Source Mask */
 790
 791 #define CMXFCR_RF1CS_BRG5  0x00000000   /* Receive FCC1 Clock Source is BRG5 */
 792 #define CMXFCR_RF1CS_BRG6  0x08000000   /* Receive FCC1 Clock Source is BRG6 */
 793 #define CMXFCR_RF1CS_BRG7  0x10000000   /* Receive FCC1 Clock Source is BRG7 */
 794 #define CMXFCR_RF1CS_BRG8  0x18000000   /* Receive FCC1 Clock Source is BRG8 */
 795 #define CMXFCR_RF1CS_CLK9  0x20000000   /* Receive FCC1 Clock Source is CLK9 */
 796 #define CMXFCR_RF1CS_CLK10 0x28000000   /* Receive FCC1 Clock Source is CLK10 */
 797 #define CMXFCR_RF1CS_CLK11 0x30000000   /* Receive FCC1 Clock Source is CLK11 */
 798 #define CMXFCR_RF1CS_CLK12 0x38000000   /* Receive FCC1 Clock Source is CLK12 */
 799
 800 #define CMXFCR_TF1CS_BRG5  0x00000000   /* Transmit FCC1 Clock Source is BRG5 */
 801 #define CMXFCR_TF1CS_BRG6  0x01000000   /* Transmit FCC1 Clock Source is BRG6 */
 802 #define CMXFCR_TF1CS_BRG7  0x02000000   /* Transmit FCC1 Clock Source is BRG7 */
 803 #define CMXFCR_TF1CS_BRG8  0x03000000   /* Transmit FCC1 Clock Source is BRG8 */
 804 #define CMXFCR_TF1CS_CLK9  0x04000000   /* Transmit FCC1 Clock Source is CLK9 */
 805 #define CMXFCR_TF1CS_CLK10 0x05000000   /* Transmit FCC1 Clock Source is CLK10 */
 806 #define CMXFCR_TF1CS_CLK11 0x06000000   /* Transmit FCC1 Clock Source is CLK11 */
 807 #define CMXFCR_TF1CS_CLK12 0x07000000   /* Transmit FCC1 Clock Source is CLK12 */
 808
 809 #define CMXFCR_RF2CS_BRG5  0x00000000   /* Receive FCC2 Clock Source is BRG5 */
 810 #define CMXFCR_RF2CS_BRG6  0x00080000   /* Receive FCC2 Clock Source is BRG6 */
 811 #define CMXFCR_RF2CS_BRG7  0x00100000   /* Receive FCC2 Clock Source is BRG7 */
 812 #define CMXFCR_RF2CS_BRG8  0x00180000   /* Receive FCC2 Clock Source is BRG8 */
 813 #define CMXFCR_RF2CS_CLK13 0x00200000   /* Receive FCC2 Clock Source is CLK13 */
 814 #define CMXFCR_RF2CS_CLK14 0x00280000   /* Receive FCC2 Clock Source is CLK14 */
 815 #define CMXFCR_RF2CS_CLK15 0x00300000   /* Receive FCC2 Clock Source is CLK15 */
 816 #define CMXFCR_RF2CS_CLK16 0x00380000   /* Receive FCC2 Clock Source is CLK16 */
 817
 818 #define CMXFCR_TF2CS_BRG5  0x00000000   /* Transmit FCC2 Clock Source is BRG5 */
 819 #define CMXFCR_TF2CS_BRG6  0x00010000   /* Transmit FCC2 Clock Source is BRG6 */
 820 #define CMXFCR_TF2CS_BRG7  0x00020000   /* Transmit FCC2 Clock Source is BRG7 */
 821 #define CMXFCR_TF2CS_BRG8  0x00030000   /* Transmit FCC2 Clock Source is BRG8 */
 822 #define CMXFCR_TF2CS_CLK13 0x00040000   /* Transmit FCC2 Clock Source is CLK13 */
 823 #define CMXFCR_TF2CS_CLK14 0x00050000   /* Transmit FCC2 Clock Source is CLK14 */
 824 #define CMXFCR_TF2CS_CLK15 0x00060000   /* Transmit FCC2 Clock Source is CLK15 */
 825 #define CMXFCR_TF2CS_CLK16 0x00070000   /* Transmit FCC2 Clock Source is CLK16 */
 826
 827 #define CMXFCR_RF3CS_BRG5  0x00000000   /* Receive FCC3 Clock Source is BRG5 */
 828 #define CMXFCR_RF3CS_BRG6  0x00000800   /* Receive FCC3 Clock Source is BRG6 */
 829 #define CMXFCR_RF3CS_BRG7  0x00001000   /* Receive FCC3 Clock Source is BRG7 */
 830 #define CMXFCR_RF3CS_BRG8  0x00001800   /* Receive FCC3 Clock Source is BRG8 */
 831 #define CMXFCR_RF3CS_CLK13 0x00002000   /* Receive FCC3 Clock Source is CLK13 */
 832 #define CMXFCR_RF3CS_CLK14 0x00002800   /* Receive FCC3 Clock Source is CLK14 */
 833 #define CMXFCR_RF3CS_CLK15 0x00003000   /* Receive FCC3 Clock Source is CLK15 */
 834 #define CMXFCR_RF3CS_CLK16 0x00003800   /* Receive FCC3 Clock Source is CLK16 */
 835
 836 #define CMXFCR_TF3CS_BRG5  0x00000000   /* Transmit FCC3 Clock Source is BRG5 */
 837 #define CMXFCR_TF3CS_BRG6  0x00000100   /* Transmit FCC3 Clock Source is BRG6 */
 838 #define CMXFCR_TF3CS_BRG7  0x00000200   /* Transmit FCC3 Clock Source is BRG7 */
 839 #define CMXFCR_TF3CS_BRG8  0x00000300   /* Transmit FCC3 Clock Source is BRG8 */
 840 #define CMXFCR_TF3CS_CLK13 0x00000400   /* Transmit FCC3 Clock Source is CLK13 */
 841 #define CMXFCR_TF3CS_CLK14 0x00000500   /* Transmit FCC3 Clock Source is CLK14 */
 842 #define CMXFCR_TF3CS_CLK15 0x00000600   /* Transmit FCC3 Clock Source is CLK15 */
 843 #define CMXFCR_TF3CS_CLK16 0x00000700   /* Transmit FCC3 Clock Source is CLK16 */
 844
 845 /*-----------------------------------------------------------------------
 846  * CMXSCR - CMX SCC Clock Route Register
 847  */
 848 #define CMXSCR_GR1         0x80000000   /* Grant Support of SCC1        */
 849 #define CMXSCR_SC1         0x40000000   /* SCC1 connection              */
 850 #define CMXSCR_RS1CS_MSK   0x38000000   /* Receive SCC1 Clock Source Mask */
 851 #define CMXSCR_TS1CS_MSK   0x07000000   /* Transmit SCC1 Clock Source Mask */
 852 #define CMXSCR_GR2         0x00800000   /* Grant Support of SCC2        */
 853 #define CMXSCR_SC2         0x00400000   /* SCC2 connection              */
 854 #define CMXSCR_RS2CS_MSK   0x00380000   /* Receive SCC2 Clock Source Mask */
 855 #define CMXSCR_TS2CS_MSK   0x00070000   /* Transmit SCC2 Clock Source Mask */
 856 #define CMXSCR_GR3         0x00008000   /* Grant Support of SCC3        */
 857 #define CMXSCR_SC3         0x00004000   /* SCC3 connection              */
 858 #define CMXSCR_RS3CS_MSK   0x00003800   /* Receive SCC3 Clock Source Mask */
 859 #define CMXSCR_TS3CS_MSK   0x00000700   /* Transmit SCC3 Clock Source Mask */
 860 #define CMXSCR_GR4         0x00000080   /* Grant Support of SCC4        */
 861 #define CMXSCR_SC4         0x00000040   /* SCC4 connection              */
 862 #define CMXSCR_RS4CS_MSK   0x00000038   /* Receive SCC4 Clock Source Mask */
 863 #define CMXSCR_TS4CS_MSK   0x00000007   /* Transmit SCC4 Clock Source Mask */
 864
 865 #define CMXSCR_RS1CS_BRG1  0x00000000   /* SCC1 Rx Clock Source is BRG1 */
 866 #define CMXSCR_RS1CS_BRG2  0x08000000   /* SCC1 Rx Clock Source is BRG2 */
 867 #define CMXSCR_RS1CS_BRG3  0x10000000   /* SCC1 Rx Clock Source is BRG3 */
 868 #define CMXSCR_RS1CS_BRG4  0x18000000   /* SCC1 Rx Clock Source is BRG4 */
 869 #define CMXSCR_RS1CS_CLK11 0x20000000   /* SCC1 Rx Clock Source is CLK11 */
 870 #define CMXSCR_RS1CS_CLK12 0x28000000   /* SCC1 Rx Clock Source is CLK12 */
 871 #define CMXSCR_RS1CS_CLK3  0x30000000   /* SCC1 Rx Clock Source is CLK3 */
 872 #define CMXSCR_RS1CS_CLK4  0x38000000   /* SCC1 Rx Clock Source is CLK4 */
 873
 874 #define CMXSCR_TS1CS_BRG1  0x00000000   /* SCC1 Tx Clock Source is BRG1 */
 875 #define CMXSCR_TS1CS_BRG2  0x01000000   /* SCC1 Tx Clock Source is BRG2 */
 876 #define CMXSCR_TS1CS_BRG3  0x02000000   /* SCC1 Tx Clock Source is BRG3 */
 877 #define CMXSCR_TS1CS_BRG4  0x03000000   /* SCC1 Tx Clock Source is BRG4 */
 878 #define CMXSCR_TS1CS_CLK11 0x04000000   /* SCC1 Tx Clock Source is CLK11 */
 879 #define CMXSCR_TS1CS_CLK12 0x05000000   /* SCC1 Tx Clock Source is CLK12 */
 880 #define CMXSCR_TS1CS_CLK3  0x06000000   /* SCC1 Tx Clock Source is CLK3 */
 881 #define CMXSCR_TS1CS_CLK4  0x07000000   /* SCC1 Tx Clock Source is CLK4 */
 882
 883 #define CMXSCR_RS2CS_BRG1  0x00000000   /* SCC2 Rx Clock Source is BRG1 */
 884 #define CMXSCR_RS2CS_BRG2  0x00080000   /* SCC2 Rx Clock Source is BRG2 */
 885 #define CMXSCR_RS2CS_BRG3  0x00100000   /* SCC2 Rx Clock Source is BRG3 */
 886 #define CMXSCR_RS2CS_BRG4  0x00180000   /* SCC2 Rx Clock Source is BRG4 */
 887 #define CMXSCR_RS2CS_CLK11 0x00200000   /* SCC2 Rx Clock Source is CLK11 */
 888 #define CMXSCR_RS2CS_CLK12 0x00280000   /* SCC2 Rx Clock Source is CLK12 */
 889 #define CMXSCR_RS2CS_CLK3  0x00300000   /* SCC2 Rx Clock Source is CLK3 */
 890 #define CMXSCR_RS2CS_CLK4  0x00380000   /* SCC2 Rx Clock Source is CLK4 */
 891
 892 #define CMXSCR_TS2CS_BRG1  0x00000000   /* SCC2 Tx Clock Source is BRG1 */
 893 #define CMXSCR_TS2CS_BRG2  0x00010000   /* SCC2 Tx Clock Source is BRG2 */
 894 #define CMXSCR_TS2CS_BRG3  0x00020000   /* SCC2 Tx Clock Source is BRG3 */
 895 #define CMXSCR_TS2CS_BRG4  0x00030000   /* SCC2 Tx Clock Source is BRG4 */
 896 #define CMXSCR_TS2CS_CLK11 0x00040000   /* SCC2 Tx Clock Source is CLK11 */
 897 #define CMXSCR_TS2CS_CLK12 0x00050000   /* SCC2 Tx Clock Source is CLK12 */
 898 #define CMXSCR_TS2CS_CLK3  0x00060000   /* SCC2 Tx Clock Source is CLK3 */
 899 #define CMXSCR_TS2CS_CLK4  0x00070000   /* SCC2 Tx Clock Source is CLK4 */
 900
 901 #define CMXSCR_RS3CS_BRG1  0x00000000   /* SCC3 Rx Clock Source is BRG1 */
 902 #define CMXSCR_RS3CS_BRG2  0x00000800   /* SCC3 Rx Clock Source is BRG2 */
 903 #define CMXSCR_RS3CS_BRG3  0x00001000   /* SCC3 Rx Clock Source is BRG3 */
 904 #define CMXSCR_RS3CS_BRG4  0x00001800   /* SCC3 Rx Clock Source is BRG4 */
 905 #define CMXSCR_RS3CS_CLK5  0x00002000   /* SCC3 Rx Clock Source is CLK5 */
 906 #define CMXSCR_RS3CS_CLK6  0x00002800   /* SCC3 Rx Clock Source is CLK6 */
 907 #define CMXSCR_RS3CS_CLK7  0x00003000   /* SCC3 Rx Clock Source is CLK7 */
 908 #define CMXSCR_RS3CS_CLK8  0x00003800   /* SCC3 Rx Clock Source is CLK8 */
 909
 910 #define CMXSCR_TS3CS_BRG1  0x00000000   /* SCC3 Tx Clock Source is BRG1 */
 911 #define CMXSCR_TS3CS_BRG2  0x00000100   /* SCC3 Tx Clock Source is BRG2 */
 912 #define CMXSCR_TS3CS_BRG3  0x00000200   /* SCC3 Tx Clock Source is BRG3 */
 913 #define CMXSCR_TS3CS_BRG4  0x00000300   /* SCC3 Tx Clock Source is BRG4 */
 914 #define CMXSCR_TS3CS_CLK5  0x00000400   /* SCC3 Tx Clock Source is CLK5 */
 915 #define CMXSCR_TS3CS_CLK6  0x00000500   /* SCC3 Tx Clock Source is CLK6 */
 916 #define CMXSCR_TS3CS_CLK7  0x00000600   /* SCC3 Tx Clock Source is CLK7 */
 917 #define CMXSCR_TS3CS_CLK8  0x00000700   /* SCC3 Tx Clock Source is CLK8 */
 918
 919 #define CMXSCR_RS4CS_BRG1  0x00000000   /* SCC4 Rx Clock Source is BRG1 */
 920 #define CMXSCR_RS4CS_BRG2  0x00000008   /* SCC4 Rx Clock Source is BRG2 */
 921 #define CMXSCR_RS4CS_BRG3  0x00000010   /* SCC4 Rx Clock Source is BRG3 */
 922 #define CMXSCR_RS4CS_BRG4  0x00000018   /* SCC4 Rx Clock Source is BRG4 */
 923 #define CMXSCR_RS4CS_CLK5  0x00000020   /* SCC4 Rx Clock Source is CLK5 */
 924 #define CMXSCR_RS4CS_CLK6  0x00000028   /* SCC4 Rx Clock Source is CLK6 */
 925 #define CMXSCR_RS4CS_CLK7  0x00000030   /* SCC4 Rx Clock Source is CLK7 */
 926 #define CMXSCR_RS4CS_CLK8  0x00000038   /* SCC4 Rx Clock Source is CLK8 */
 927
 928 #define CMXSCR_TS4CS_BRG1  0x00000000   /* SCC4 Tx Clock Source is BRG1 */
 929 #define CMXSCR_TS4CS_BRG2  0x00000001   /* SCC4 Tx Clock Source is BRG2 */
 930 #define CMXSCR_TS4CS_BRG3  0x00000002   /* SCC4 Tx Clock Source is BRG3 */
 931 #define CMXSCR_TS4CS_BRG4  0x00000003   /* SCC4 Tx Clock Source is BRG4 */
 932 #define CMXSCR_TS4CS_CLK5  0x00000004   /* SCC4 Tx Clock Source is CLK5 */
 933 #define CMXSCR_TS4CS_CLK6  0x00000005   /* SCC4 Tx Clock Source is CLK6 */
 934 #define CMXSCR_TS4CS_CLK7  0x00000006   /* SCC4 Tx Clock Source is CLK7 */
 935 #define CMXSCR_TS4CS_CLK8  0x00000007   /* SCC4 Tx Clock Source is CLK8 */
 936
 937 /*-----------------------------------------------------------------------
 938  * SIUMCR - SIU Module Configuration Register                            4-31
 939  */
 940 #define SIUMCR_BBD      0x80000000      /* Bus Busy Disable             */
 941 #define SIUMCR_ESE      0x40000000      /* External Snoop Enable        */
 942 #define SIUMCR_PBSE     0x20000000      /* Parity Byte Select Enable    */
 943 #define SIUMCR_CDIS     0x10000000      /* Core Disable                 */
 944 #define SIUMCR_DPPC00   0x00000000      /* Data Parity Pins Configuration*/
 945 #define SIUMCR_DPPC01   0x04000000      /* - " -                        */
 946 #define SIUMCR_DPPC10   0x08000000      /* - " -                        */
 947 #define SIUMCR_DPPC11   0x0c000000      /* - " -                        */
 948 #define SIUMCR_L2CPC00  0x00000000      /* L2 Cache Pins Configuration  */
 949 #define SIUMCR_L2CPC01  0x01000000      /* - " -                        */
 950 #define SIUMCR_L2CPC10  0x02000000      /* - " -                        */
 951 #define SIUMCR_L2CPC11  0x03000000      /* - " -                        */
 952 #define SIUMCR_LBPC00   0x00000000      /* Local Bus Pins Configuration */
 953 #define SIUMCR_LBPC01   0x00400000      /* - " -                        */
 954 #define SIUMCR_LBPC10   0x00800000      /* - " -                        */
 955 #define SIUMCR_LBPC11   0x00c00000      /* - " -                        */
 956 #define SIUMCR_APPC00   0x00000000      /* Address Parity Pins Configuration*/
 957 #define SIUMCR_APPC01   0x00100000      /* - " -                        */
 958 #define SIUMCR_APPC10   0x00200000      /* - " -                        */
 959 #define SIUMCR_APPC11   0x00300000      /* - " -                        */
 960 #define SIUMCR_CS10PC00 0x00000000      /* CS10 Pin Configuration       */
 961 #define SIUMCR_CS10PC01 0x00040000      /* - " -                        */
 962 #define SIUMCR_CS10PC10 0x00080000      /* - " -                        */
 963 #define SIUMCR_CS10PC11 0x000c0000      /* - " -                        */
 964 #define SIUMCR_BCTLC00  0x00000000      /* Buffer Control Configuration */
 965 #define SIUMCR_BCTLC01  0x00010000      /* - " -                        */
 966 #define SIUMCR_BCTLC10  0x00020000      /* - " -                        */
 967 #define SIUMCR_BCTLC11  0x00030000      /* - " -                        */
 968 #define SIUMCR_MMR00    0x00000000      /* Mask Masters Requests        */
 969 #define SIUMCR_MMR01    0x00004000      /* - " -                        */
 970 #define SIUMCR_MMR10    0x00008000      /* - " -                        */
 971 #define SIUMCR_MMR11    0x0000c000      /* - " -                        */
 972 #define SIUMCR_LPBSE    0x00002000      /* LocalBus Parity Byte Select Enable*/
 973
 974 /*-----------------------------------------------------------------------
 975  * SCCR - System Clock Control Register                                  9-8
 976 */
 977 #define SCCR_PCI_MODE   0x00000100      /* PCI Mode     */
 978 #define SCCR_PCI_MODCK  0x00000080      /* Value of PCI_MODCK pin       */
 979 #define SCCR_PCIDF_MSK  0x00000078      /* PCI division factor  */
 980 #define SCCR_PCIDF_SHIFT 3
 981
 982 #ifndef CPM_IMMR_OFFSET
 983 #define CPM_IMMR_OFFSET 0x101a8
 984 #endif
 985
 986 #define FCC_PSMR_RMII   ((uint)0x00020000)      /* Use RMII interface */
 987
 988 /* FCC iop & clock configuration. BSP code is responsible to define Fx_RXCLK & Fx_TXCLK
 989  * in order to use clock-computing stuff below for the FCC x
 990  */
 991
 992 /* Automatically generates register configurations */
 993 #define PC_CLK(x)       ((uint)(1<<(x-1)))      /* FCC CLK I/O ports */
 994
 995 #define CMXFCR_RF1CS(x) ((uint)((x-5)<<27))     /* FCC1 Receive Clock Source */
 996 #define CMXFCR_TF1CS(x) ((uint)((x-5)<<24))     /* FCC1 Transmit Clock Source */
 997 #define CMXFCR_RF2CS(x) ((uint)((x-9)<<19))     /* FCC2 Receive Clock Source */
 998 #define CMXFCR_TF2CS(x) ((uint)((x-9)<<16))     /* FCC2 Transmit Clock Source */
 999 #define CMXFCR_RF3CS(x) ((uint)((x-9)<<11))     /* FCC3 Receive Clock Source */
1000 #define CMXFCR_TF3CS(x) ((uint)((x-9)<<8))      /* FCC3 Transmit Clock Source */
1001
1002 #define PC_F1RXCLK      PC_CLK(F1_RXCLK)
1003 #define PC_F1TXCLK      PC_CLK(F1_TXCLK)
1004 #define CMX1_CLK_ROUTE  (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
1005 #define CMX1_CLK_MASK   ((uint)0xff000000)
1006
1007 #define PC_F2RXCLK      PC_CLK(F2_RXCLK)
1008 #define PC_F2TXCLK      PC_CLK(F2_TXCLK)
1009 #define CMX2_CLK_ROUTE  (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
1010 #define CMX2_CLK_MASK   ((uint)0x00ff0000)
1011
1012 #define PC_F3RXCLK      PC_CLK(F3_RXCLK)
1013 #define PC_F3TXCLK      PC_CLK(F3_TXCLK)
1014 #define CMX3_CLK_ROUTE  (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
1015 #define CMX3_CLK_MASK   ((uint)0x0000ff00)
1016
1017 #define CPMUX_CLK_MASK (CMX3_CLK_MASK | CMX2_CLK_MASK)
1018 #define CPMUX_CLK_ROUTE (CMX3_CLK_ROUTE | CMX2_CLK_ROUTE)
1019
1020 #define CLK_TRX (PC_F3TXCLK | PC_F3RXCLK | PC_F2TXCLK | PC_F2RXCLK)
1021
1022 /* I/O Pin assignment for FCC1.  I don't yet know the best way to do this,
1023  * but there is little variation among the choices.
1024  */
1025 #define PA1_COL         0x00000001U
1026 #define PA1_CRS         0x00000002U
1027 #define PA1_TXER        0x00000004U
1028 #define PA1_TXEN        0x00000008U
1029 #define PA1_RXDV        0x00000010U
1030 #define PA1_RXER        0x00000020U
1031 #define PA1_TXDAT       0x00003c00U
1032 #define PA1_RXDAT       0x0003c000U
1033 #define PA1_PSORA0      (PA1_RXDAT | PA1_TXDAT)
1034 #define PA1_PSORA1      (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
1035                 PA1_RXDV | PA1_RXER)
1036 #define PA1_DIRA0       (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
1037 #define PA1_DIRA1       (PA1_TXDAT | PA1_TXEN | PA1_TXER)
1038
1039
1040 /* I/O Pin assignment for FCC2.  I don't yet know the best way to do this,
1041  * but there is little variation among the choices.
1042  */
1043 #define PB2_TXER        0x00000001U
1044 #define PB2_RXDV        0x00000002U
1045 #define PB2_TXEN        0x00000004U
1046 #define PB2_RXER        0x00000008U
1047 #define PB2_COL         0x00000010U
1048 #define PB2_CRS         0x00000020U
1049 #define PB2_TXDAT       0x000003c0U
1050 #define PB2_RXDAT       0x00003c00U
1051 #define PB2_PSORB0      (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
1052                 PB2_RXER | PB2_RXDV | PB2_TXER)
1053 #define PB2_PSORB1      (PB2_TXEN)
1054 #define PB2_DIRB0       (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
1055 #define PB2_DIRB1       (PB2_TXDAT | PB2_TXEN | PB2_TXER)
1056
1057
1058 /* I/O Pin assignment for FCC3.  I don't yet know the best way to do this,
1059  * but there is little variation among the choices.
1060  */
1061 #define PB3_RXDV        0x00004000U
1062 #define PB3_RXER        0x00008000U
1063 #define PB3_TXER        0x00010000U
1064 #define PB3_TXEN        0x00020000U
1065 #define PB3_COL         0x00040000U
1066 #define PB3_CRS         0x00080000U
1067 #define PB3_TXDAT       0x0f000000U
1068 #define PC3_TXDAT       0x00000010U
1069 #define PB3_RXDAT       0x00f00000U
1070 #define PB3_PSORB0      (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
1071                 PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
1072 #define PB3_PSORB1      0
1073 #define PB3_DIRB0       (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
1074 #define PB3_DIRB1       (PB3_TXDAT | PB3_TXEN | PB3_TXER)
1075 #define PC3_DIRC1       (PC3_TXDAT)
1076
1077 /* Handy macro to specify mem for FCCs*/
1078 #define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
1079 #define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
1080 #define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
1081 #define FCC3_MEM_OFFSET FCC_MEM_OFFSET(2)
1082
1083 /* Clocks and GRG's */
1084
1085 enum cpm_clk_dir {
1086         CPM_CLK_RX,
1087         CPM_CLK_TX,
1088         CPM_CLK_RTX
1089 };
1090
1091 enum cpm_clk_target {
1092         CPM_CLK_SCC1,
1093         CPM_CLK_SCC2,
1094         CPM_CLK_SCC3,
1095         CPM_CLK_SCC4,
1096         CPM_CLK_FCC1,
1097         CPM_CLK_FCC2,
1098         CPM_CLK_FCC3,
1099         CPM_CLK_SMC1,
1100         CPM_CLK_SMC2,
1101 };
1102
1103 enum cpm_clk {
1104         CPM_CLK_NONE = 0,
1105         CPM_BRG1,       /* Baud Rate Generator  1 */
1106         CPM_BRG2,       /* Baud Rate Generator  2 */
1107         CPM_BRG3,       /* Baud Rate Generator  3 */
1108         CPM_BRG4,       /* Baud Rate Generator  4 */
1109         CPM_BRG5,       /* Baud Rate Generator  5 */
1110         CPM_BRG6,       /* Baud Rate Generator  6 */
1111         CPM_BRG7,       /* Baud Rate Generator  7 */
1112         CPM_BRG8,       /* Baud Rate Generator  8 */
1113         CPM_CLK1,       /* Clock  1 */
1114         CPM_CLK2,       /* Clock  2 */
1115         CPM_CLK3,       /* Clock  3 */
1116         CPM_CLK4,       /* Clock  4 */
1117         CPM_CLK5,       /* Clock  5 */
1118         CPM_CLK6,       /* Clock  6 */
1119         CPM_CLK7,       /* Clock  7 */
1120         CPM_CLK8,       /* Clock  8 */
1121         CPM_CLK9,       /* Clock  9 */
1122         CPM_CLK10,      /* Clock 10 */
1123         CPM_CLK11,      /* Clock 11 */
1124         CPM_CLK12,      /* Clock 12 */
1125         CPM_CLK13,      /* Clock 13 */
1126         CPM_CLK14,      /* Clock 14 */
1127         CPM_CLK15,      /* Clock 15 */
1128         CPM_CLK16,      /* Clock 16 */
1129         CPM_CLK17,      /* Clock 17 */
1130         CPM_CLK18,      /* Clock 18 */
1131         CPM_CLK19,      /* Clock 19 */
1132         CPM_CLK20,      /* Clock 20 */
1133         CPM_CLK_DUMMY
1134 };
1135
1136 extern int cpm2_clk_setup(enum cpm_clk_target target, int clock, int mode);
1137 extern int cpm2_smc_clk_setup(enum cpm_clk_target target, int clock);
1138
1139 #define CPM_PIN_INPUT     0
1140 #define CPM_PIN_OUTPUT    1
1141 #define CPM_PIN_PRIMARY   0
1142 #define CPM_PIN_SECONDARY 2
1143 #define CPM_PIN_GPIO      4
1144 #define CPM_PIN_OPENDRAIN 8
1145
1146 void cpm2_set_pin(int port, int pin, int flags);
1147
1148 #endif /* __CPM2__ */
1149 #endif /* __KERNEL__ */