include/soc/fsl/qe/qe.h

   1 /*
   2  * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
   3  *
   4  * Authors:     Shlomi Gridish <gridish@freescale.com>
   5  *              Li Yang <leoli@freescale.com>
   6  *
   7  * Description:
   8  * QUICC Engine (QE) external definitions and structure.
   9  *
  10  * This program is free software; you can redistribute  it and/or modify it
  11  * under  the terms of  the GNU General  Public License as published by the
  12  * Free Software Foundation;  either version 2 of the  License, or (at your
  13  * option) any later version.
  14  */
  15 #ifndef _ASM_POWERPC_QE_H
  16 #define _ASM_POWERPC_QE_H
  17 #ifdef __KERNEL__
  18
  19 #include <linux/compiler.h>
  20 #include <linux/genalloc.h>
  21 #include <linux/spinlock.h>
  22 #include <linux/errno.h>
  23 #include <linux/err.h>
  24 #include <asm/cpm.h>
  25 #include <soc/fsl/qe/immap_qe.h>
  26 #include <linux/of.h>
  27 #include <linux/of_address.h>
  28 #include <linux/types.h>
  29
  30 #define QE_NUM_OF_SNUM  256     /* There are 256 serial number in QE */
  31 #define QE_NUM_OF_BRGS  16
  32 #define QE_NUM_OF_PORTS 1024
  33
  34 /* Memory partitions
  35 */
  36 #define MEM_PART_SYSTEM         0
  37 #define MEM_PART_SECONDARY      1
  38 #define MEM_PART_MURAM          2
  39
  40 /* Clocks and BRGs */
  41 enum qe_clock {
  42         QE_CLK_NONE = 0,
  43         QE_BRG1,                /* Baud Rate Generator 1 */
  44         QE_BRG2,                /* Baud Rate Generator 2 */
  45         QE_BRG3,                /* Baud Rate Generator 3 */
  46         QE_BRG4,                /* Baud Rate Generator 4 */
  47         QE_BRG5,                /* Baud Rate Generator 5 */
  48         QE_BRG6,                /* Baud Rate Generator 6 */
  49         QE_BRG7,                /* Baud Rate Generator 7 */
  50         QE_BRG8,                /* Baud Rate Generator 8 */
  51         QE_BRG9,                /* Baud Rate Generator 9 */
  52         QE_BRG10,               /* Baud Rate Generator 10 */
  53         QE_BRG11,               /* Baud Rate Generator 11 */
  54         QE_BRG12,               /* Baud Rate Generator 12 */
  55         QE_BRG13,               /* Baud Rate Generator 13 */
  56         QE_BRG14,               /* Baud Rate Generator 14 */
  57         QE_BRG15,               /* Baud Rate Generator 15 */
  58         QE_BRG16,               /* Baud Rate Generator 16 */
  59         QE_CLK1,                /* Clock 1 */
  60         QE_CLK2,                /* Clock 2 */
  61         QE_CLK3,                /* Clock 3 */
  62         QE_CLK4,                /* Clock 4 */
  63         QE_CLK5,                /* Clock 5 */
  64         QE_CLK6,                /* Clock 6 */
  65         QE_CLK7,                /* Clock 7 */
  66         QE_CLK8,                /* Clock 8 */
  67         QE_CLK9,                /* Clock 9 */
  68         QE_CLK10,               /* Clock 10 */
  69         QE_CLK11,               /* Clock 11 */
  70         QE_CLK12,               /* Clock 12 */
  71         QE_CLK13,               /* Clock 13 */
  72         QE_CLK14,               /* Clock 14 */
  73         QE_CLK15,               /* Clock 15 */
  74         QE_CLK16,               /* Clock 16 */
  75         QE_CLK17,               /* Clock 17 */
  76         QE_CLK18,               /* Clock 18 */
  77         QE_CLK19,               /* Clock 19 */
  78         QE_CLK20,               /* Clock 20 */
  79         QE_CLK21,               /* Clock 21 */
  80         QE_CLK22,               /* Clock 22 */
  81         QE_CLK23,               /* Clock 23 */
  82         QE_CLK24,               /* Clock 24 */
  83         QE_RSYNC_PIN,           /* RSYNC from pin */
  84         QE_TSYNC_PIN,           /* TSYNC from pin */
  85         QE_CLK_DUMMY
  86 };
  87
  88 static inline bool qe_clock_is_brg(enum qe_clock clk)
  89 {
  90         return clk >= QE_BRG1 && clk <= QE_BRG16;
  91 }
  92
  93 extern spinlock_t cmxgcr_lock;
  94
  95 /* Export QE common operations */
  96 #ifdef CONFIG_QUICC_ENGINE
  97 extern void qe_reset(void);
  98 #else
  99 static inline void qe_reset(void) {}
 100 #endif
 101
 102 int cpm_muram_init(void);
 103
 104 #if defined(CONFIG_CPM) || defined(CONFIG_QUICC_ENGINE)
 105 unsigned long cpm_muram_alloc(unsigned long size, unsigned long align);
 106 int cpm_muram_free(unsigned long offset);
 107 unsigned long cpm_muram_alloc_fixed(unsigned long offset, unsigned long size);
 108 void __iomem *cpm_muram_addr(unsigned long offset);
 109 unsigned long cpm_muram_offset(void __iomem *addr);
 110 dma_addr_t cpm_muram_dma(void __iomem *addr);
 111 #else
 112 static inline unsigned long cpm_muram_alloc(unsigned long size,
 113                                             unsigned long align)
 114 {
 115         return -ENOSYS;
 116 }
 117
 118 static inline int cpm_muram_free(unsigned long offset)
 119 {
 120         return -ENOSYS;
 121 }
 122
 123 static inline unsigned long cpm_muram_alloc_fixed(unsigned long offset,
 124                                                   unsigned long size)
 125 {
 126         return -ENOSYS;
 127 }
 128
 129 static inline void __iomem *cpm_muram_addr(unsigned long offset)
 130 {
 131         return NULL;
 132 }
 133
 134 static inline unsigned long cpm_muram_offset(void __iomem *addr)
 135 {
 136         return -ENOSYS;
 137 }
 138
 139 static inline dma_addr_t cpm_muram_dma(void __iomem *addr)
 140 {
 141         return 0;
 142 }
 143 #endif /* defined(CONFIG_CPM) || defined(CONFIG_QUICC_ENGINE) */
 144
 145 /* QE PIO */
 146 #define QE_PIO_PINS 32
 147
 148 struct qe_pio_regs {
 149         __be32  cpodr;          /* Open drain register */
 150         __be32  cpdata;         /* Data register */
 151         __be32  cpdir1;         /* Direction register */
 152         __be32  cpdir2;         /* Direction register */
 153         __be32  cppar1;         /* Pin assignment register */
 154         __be32  cppar2;         /* Pin assignment register */
 155 #ifdef CONFIG_PPC_85xx
 156         u8      pad[8];
 157 #endif
 158 };
 159
 160 #define QE_PIO_DIR_IN   2
 161 #define QE_PIO_DIR_OUT  1
 162 extern void __par_io_config_pin(struct qe_pio_regs __iomem *par_io, u8 pin,
 163                                 int dir, int open_drain, int assignment,
 164                                 int has_irq);
 165 #ifdef CONFIG_QUICC_ENGINE
 166 extern int par_io_init(struct device_node *np);
 167 extern int par_io_of_config(struct device_node *np);
 168 extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
 169                              int assignment, int has_irq);
 170 extern int par_io_data_set(u8 port, u8 pin, u8 val);
 171 #else
 172 static inline int par_io_init(struct device_node *np) { return -ENOSYS; }
 173 static inline int par_io_of_config(struct device_node *np) { return -ENOSYS; }
 174 static inline int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
 175                 int assignment, int has_irq) { return -ENOSYS; }
 176 static inline int par_io_data_set(u8 port, u8 pin, u8 val) { return -ENOSYS; }
 177 #endif /* CONFIG_QUICC_ENGINE */
 178
 179 /*
 180  * Pin multiplexing functions.
 181  */
 182 struct qe_pin;
 183 #ifdef CONFIG_QE_GPIO
 184 extern struct qe_pin *qe_pin_request(struct device_node *np, int index);
 185 extern void qe_pin_free(struct qe_pin *qe_pin);
 186 extern void qe_pin_set_gpio(struct qe_pin *qe_pin);
 187 extern void qe_pin_set_dedicated(struct qe_pin *pin);
 188 #else
 189 static inline struct qe_pin *qe_pin_request(struct device_node *np, int index)
 190 {
 191         return ERR_PTR(-ENOSYS);
 192 }
 193 static inline void qe_pin_free(struct qe_pin *qe_pin) {}
 194 static inline void qe_pin_set_gpio(struct qe_pin *qe_pin) {}
 195 static inline void qe_pin_set_dedicated(struct qe_pin *pin) {}
 196 #endif /* CONFIG_QE_GPIO */
 197
 198 #ifdef CONFIG_QUICC_ENGINE
 199 int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
 200 #else
 201 static inline int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol,
 202                                u32 cmd_input)
 203 {
 204         return -ENOSYS;
 205 }
 206 #endif /* CONFIG_QUICC_ENGINE */
 207
 208 /* QE internal API */
 209 enum qe_clock qe_clock_source(const char *source);
 210 unsigned int qe_get_brg_clk(void);
 211 int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier);
 212 int qe_get_snum(void);
 213 void qe_put_snum(u8 snum);
 214 unsigned int qe_get_num_of_risc(void);
 215 unsigned int qe_get_num_of_snums(void);
 216
 217 static inline int qe_alive_during_sleep(void)
 218 {
 219         /*
 220          * MPC8568E reference manual says:
 221          *
 222          * "...power down sequence waits for all I/O interfaces to become idle.
 223          *  In some applications this may happen eventually without actively
 224          *  shutting down interfaces, but most likely, software will have to
 225          *  take steps to shut down the eTSEC, QUICC Engine Block, and PCI
 226          *  interfaces before issuing the command (either the write to the core
 227          *  MSR[WE] as described above or writing to POWMGTCSR) to put the
 228          *  device into sleep state."
 229          *
 230          * MPC8569E reference manual has a similar paragraph.
 231          */
 232 #ifdef CONFIG_PPC_85xx
 233         return 0;
 234 #else
 235         return 1;
 236 #endif
 237 }
 238
 239 /* we actually use cpm_muram implementation, define this for convenience */
 240 #define qe_muram_init cpm_muram_init
 241 #define qe_muram_alloc cpm_muram_alloc
 242 #define qe_muram_alloc_fixed cpm_muram_alloc_fixed
 243 #define qe_muram_free cpm_muram_free
 244 #define qe_muram_addr cpm_muram_addr
 245 #define qe_muram_offset cpm_muram_offset
 246 #define qe_muram_dma cpm_muram_dma
 247
 248 #define qe_setbits32(_addr, _v) iowrite32be(ioread32be(_addr) |  (_v), (_addr))
 249 #define qe_clrbits32(_addr, _v) iowrite32be(ioread32be(_addr) & ~(_v), (_addr))
 250
 251 #define qe_setbits16(_addr, _v) iowrite16be(ioread16be(_addr) |  (_v), (_addr))
 252 #define qe_clrbits16(_addr, _v) iowrite16be(ioread16be(_addr) & ~(_v), (_addr))
 253
 254 #define qe_setbits8(_addr, _v) iowrite8(ioread8(_addr) |  (_v), (_addr))
 255 #define qe_clrbits8(_addr, _v) iowrite8(ioread8(_addr) & ~(_v), (_addr))
 256
 257 #define qe_clrsetbits32(addr, clear, set) \
 258         iowrite32be((ioread32be(addr) & ~(clear)) | (set), (addr))
 259 #define qe_clrsetbits16(addr, clear, set) \
 260         iowrite16be((ioread16be(addr) & ~(clear)) | (set), (addr))
 261 #define qe_clrsetbits8(addr, clear, set) \
 262         iowrite8((ioread8(addr) & ~(clear)) | (set), (addr))
 263
 264 /* Structure that defines QE firmware binary files.
 265  *
 266  * See Documentation/powerpc/qe_firmware.txt for a description of these
 267  * fields.
 268  */
 269 struct qe_firmware {
 270         struct qe_header {
 271                 __be32 length;  /* Length of the entire structure, in bytes */
 272                 u8 magic[3];    /* Set to { 'Q', 'E', 'F' } */
 273                 u8 version;     /* Version of this layout. First ver is '1' */
 274         } header;
 275         u8 id[62];      /* Null-terminated identifier string */
 276         u8 split;       /* 0 = shared I-RAM, 1 = split I-RAM */
 277         u8 count;       /* Number of microcode[] structures */
 278         struct {
 279                 __be16 model;           /* The SOC model  */
 280                 u8 major;               /* The SOC revision major */
 281                 u8 minor;               /* The SOC revision minor */
 282         } __attribute__ ((packed)) soc;
 283         u8 padding[4];                  /* Reserved, for alignment */
 284         __be64 extended_modes;          /* Extended modes */
 285         __be32 vtraps[8];               /* Virtual trap addresses */
 286         u8 reserved[4];                 /* Reserved, for future expansion */
 287         struct qe_microcode {
 288                 u8 id[32];              /* Null-terminated identifier */
 289                 __be32 traps[16];       /* Trap addresses, 0 == ignore */
 290                 __be32 eccr;            /* The value for the ECCR register */
 291                 __be32 iram_offset;     /* Offset into I-RAM for the code */
 292                 __be32 count;           /* Number of 32-bit words of the code */
 293                 __be32 code_offset;     /* Offset of the actual microcode */
 294                 u8 major;               /* The microcode version major */
 295                 u8 minor;               /* The microcode version minor */
 296                 u8 revision;            /* The microcode version revision */
 297                 u8 padding;             /* Reserved, for alignment */
 298                 u8 reserved[4];         /* Reserved, for future expansion */
 299         } __attribute__ ((packed)) microcode[1];
 300         /* All microcode binaries should be located here */
 301         /* CRC32 should be located here, after the microcode binaries */
 302 } __attribute__ ((packed));
 303
 304 struct qe_firmware_info {
 305         char id[64];            /* Firmware name */
 306         u32 vtraps[8];          /* Virtual trap addresses */
 307         u64 extended_modes;     /* Extended modes */
 308 };
 309
 310 #ifdef CONFIG_QUICC_ENGINE
 311 /* Upload a firmware to the QE */
 312 int qe_upload_firmware(const struct qe_firmware *firmware);
 313 #else
 314 static inline int qe_upload_firmware(const struct qe_firmware *firmware)
 315 {
 316         return -ENOSYS;
 317 }
 318 #endif /* CONFIG_QUICC_ENGINE */
 319
 320 /* Obtain information on the uploaded firmware */
 321 struct qe_firmware_info *qe_get_firmware_info(void);
 322
 323 /* QE USB */
 324 int qe_usb_clock_set(enum qe_clock clk, int rate);
 325
 326 /* Buffer descriptors */
 327 struct qe_bd {
 328         __be16 status;
 329         __be16 length;
 330         __be32 buf;
 331 } __attribute__ ((packed));
 332
 333 #define BD_STATUS_MASK  0xffff0000
 334 #define BD_LENGTH_MASK  0x0000ffff
 335
 336 /* Alignment */
 337 #define QE_INTR_TABLE_ALIGN     16      /* ??? */
 338 #define QE_ALIGNMENT_OF_BD      8
 339 #define QE_ALIGNMENT_OF_PRAM    64
 340
 341 /* RISC allocation */
 342 #define QE_RISC_ALLOCATION_RISC1        0x1  /* RISC 1 */
 343 #define QE_RISC_ALLOCATION_RISC2        0x2  /* RISC 2 */
 344 #define QE_RISC_ALLOCATION_RISC3        0x4  /* RISC 3 */
 345 #define QE_RISC_ALLOCATION_RISC4        0x8  /* RISC 4 */
 346 #define QE_RISC_ALLOCATION_RISC1_AND_RISC2      (QE_RISC_ALLOCATION_RISC1 | \
 347                                                  QE_RISC_ALLOCATION_RISC2)
 348 #define QE_RISC_ALLOCATION_FOUR_RISCS   (QE_RISC_ALLOCATION_RISC1 | \
 349                                          QE_RISC_ALLOCATION_RISC2 | \
 350                                          QE_RISC_ALLOCATION_RISC3 | \
 351                                          QE_RISC_ALLOCATION_RISC4)
 352
 353 /* QE extended filtering Table Lookup Key Size */
 354 enum qe_fltr_tbl_lookup_key_size {
 355         QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
 356                 = 0x3f,         /* LookupKey parsed by the Generate LookupKey
 357                                    CMD is truncated to 8 bytes */
 358         QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
 359                 = 0x5f,         /* LookupKey parsed by the Generate LookupKey
 360                                    CMD is truncated to 16 bytes */
 361 };
 362
 363 /* QE FLTR extended filtering Largest External Table Lookup Key Size */
 364 enum qe_fltr_largest_external_tbl_lookup_key_size {
 365         QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
 366                 = 0x0,/* not used */
 367         QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
 368                 = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES,        /* 8 bytes */
 369         QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
 370                 = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES,       /* 16 bytes */
 371 };
 372
 373 /* structure representing QE parameter RAM */
 374 struct qe_timer_tables {
 375         u16 tm_base;            /* QE timer table base adr */
 376         u16 tm_ptr;             /* QE timer table pointer */
 377         u16 r_tmr;              /* QE timer mode register */
 378         u16 r_tmv;              /* QE timer valid register */
 379         u32 tm_cmd;             /* QE timer cmd register */
 380         u32 tm_cnt;             /* QE timer internal cnt */
 381 } __attribute__ ((packed));
 382
 383 #define QE_FLTR_TAD_SIZE        8
 384
 385 /* QE extended filtering Termination Action Descriptor (TAD) */
 386 struct qe_fltr_tad {
 387         u8 serialized[QE_FLTR_TAD_SIZE];
 388 } __attribute__ ((packed));
 389
 390 /* Communication Direction */
 391 enum comm_dir {
 392         COMM_DIR_NONE = 0,
 393         COMM_DIR_RX = 1,
 394         COMM_DIR_TX = 2,
 395         COMM_DIR_RX_AND_TX = 3
 396 };
 397
 398 /* QE CMXUCR Registers.
 399  * There are two UCCs represented in each of the four CMXUCR registers.
 400  * These values are for the UCC in the LSBs
 401  */
 402 #define QE_CMXUCR_MII_ENET_MNG          0x00007000
 403 #define QE_CMXUCR_MII_ENET_MNG_SHIFT    12
 404 #define QE_CMXUCR_GRANT                 0x00008000
 405 #define QE_CMXUCR_TSA                   0x00004000
 406 #define QE_CMXUCR_BKPT                  0x00000100
 407 #define QE_CMXUCR_TX_CLK_SRC_MASK       0x0000000F
 408
 409 /* QE CMXGCR Registers.
 410 */
 411 #define QE_CMXGCR_MII_ENET_MNG          0x00007000
 412 #define QE_CMXGCR_MII_ENET_MNG_SHIFT    12
 413 #define QE_CMXGCR_USBCS                 0x0000000f
 414 #define QE_CMXGCR_USBCS_CLK3            0x1
 415 #define QE_CMXGCR_USBCS_CLK5            0x2
 416 #define QE_CMXGCR_USBCS_CLK7            0x3
 417 #define QE_CMXGCR_USBCS_CLK9            0x4
 418 #define QE_CMXGCR_USBCS_CLK13           0x5
 419 #define QE_CMXGCR_USBCS_CLK17           0x6
 420 #define QE_CMXGCR_USBCS_CLK19           0x7
 421 #define QE_CMXGCR_USBCS_CLK21           0x8
 422 #define QE_CMXGCR_USBCS_BRG9            0x9
 423 #define QE_CMXGCR_USBCS_BRG10           0xa
 424
 425 /* QE CECR Commands.
 426 */
 427 #define QE_CR_FLG                       0x00010000
 428 #define QE_RESET                        0x80000000
 429 #define QE_INIT_TX_RX                   0x00000000
 430 #define QE_INIT_RX                      0x00000001
 431 #define QE_INIT_TX                      0x00000002
 432 #define QE_ENTER_HUNT_MODE              0x00000003
 433 #define QE_STOP_TX                      0x00000004
 434 #define QE_GRACEFUL_STOP_TX             0x00000005
 435 #define QE_RESTART_TX                   0x00000006
 436 #define QE_CLOSE_RX_BD                  0x00000007
 437 #define QE_SWITCH_COMMAND               0x00000007
 438 #define QE_SET_GROUP_ADDRESS            0x00000008
 439 #define QE_START_IDMA                   0x00000009
 440 #define QE_MCC_STOP_RX                  0x00000009
 441 #define QE_ATM_TRANSMIT                 0x0000000a
 442 #define QE_HPAC_CLEAR_ALL               0x0000000b
 443 #define QE_GRACEFUL_STOP_RX             0x0000001a
 444 #define QE_RESTART_RX                   0x0000001b
 445 #define QE_HPAC_SET_PRIORITY            0x0000010b
 446 #define QE_HPAC_STOP_TX                 0x0000020b
 447 #define QE_HPAC_STOP_RX                 0x0000030b
 448 #define QE_HPAC_GRACEFUL_STOP_TX        0x0000040b
 449 #define QE_HPAC_GRACEFUL_STOP_RX        0x0000050b
 450 #define QE_HPAC_START_TX                0x0000060b
 451 #define QE_HPAC_START_RX                0x0000070b
 452 #define QE_USB_STOP_TX                  0x0000000a
 453 #define QE_USB_RESTART_TX               0x0000000c
 454 #define QE_QMC_STOP_TX                  0x0000000c
 455 #define QE_QMC_STOP_RX                  0x0000000d
 456 #define QE_SS7_SU_FIL_RESET             0x0000000e
 457 /* jonathbr added from here down for 83xx */
 458 #define QE_RESET_BCS                    0x0000000a
 459 #define QE_MCC_INIT_TX_RX_16            0x00000003
 460 #define QE_MCC_STOP_TX                  0x00000004
 461 #define QE_MCC_INIT_TX_1                0x00000005
 462 #define QE_MCC_INIT_RX_1                0x00000006
 463 #define QE_MCC_RESET                    0x00000007
 464 #define QE_SET_TIMER                    0x00000008
 465 #define QE_RANDOM_NUMBER                0x0000000c
 466 #define QE_ATM_MULTI_THREAD_INIT        0x00000011
 467 #define QE_ASSIGN_PAGE                  0x00000012
 468 #define QE_ADD_REMOVE_HASH_ENTRY        0x00000013
 469 #define QE_START_FLOW_CONTROL           0x00000014
 470 #define QE_STOP_FLOW_CONTROL            0x00000015
 471 #define QE_ASSIGN_PAGE_TO_DEVICE        0x00000016
 472
 473 #define QE_ASSIGN_RISC                  0x00000010
 474 #define QE_CR_MCN_NORMAL_SHIFT          6
 475 #define QE_CR_MCN_USB_SHIFT             4
 476 #define QE_CR_MCN_RISC_ASSIGN_SHIFT     8
 477 #define QE_CR_SNUM_SHIFT                17
 478
 479 /* QE CECR Sub Block - sub block of QE command.
 480 */
 481 #define QE_CR_SUBBLOCK_INVALID          0x00000000
 482 #define QE_CR_SUBBLOCK_USB              0x03200000
 483 #define QE_CR_SUBBLOCK_UCCFAST1         0x02000000
 484 #define QE_CR_SUBBLOCK_UCCFAST2         0x02200000
 485 #define QE_CR_SUBBLOCK_UCCFAST3         0x02400000
 486 #define QE_CR_SUBBLOCK_UCCFAST4         0x02600000
 487 #define QE_CR_SUBBLOCK_UCCFAST5         0x02800000
 488 #define QE_CR_SUBBLOCK_UCCFAST6         0x02a00000
 489 #define QE_CR_SUBBLOCK_UCCFAST7         0x02c00000
 490 #define QE_CR_SUBBLOCK_UCCFAST8         0x02e00000
 491 #define QE_CR_SUBBLOCK_UCCSLOW1         0x00000000
 492 #define QE_CR_SUBBLOCK_UCCSLOW2         0x00200000
 493 #define QE_CR_SUBBLOCK_UCCSLOW3         0x00400000
 494 #define QE_CR_SUBBLOCK_UCCSLOW4         0x00600000
 495 #define QE_CR_SUBBLOCK_UCCSLOW5         0x00800000
 496 #define QE_CR_SUBBLOCK_UCCSLOW6         0x00a00000
 497 #define QE_CR_SUBBLOCK_UCCSLOW7         0x00c00000
 498 #define QE_CR_SUBBLOCK_UCCSLOW8         0x00e00000
 499 #define QE_CR_SUBBLOCK_MCC1             0x03800000
 500 #define QE_CR_SUBBLOCK_MCC2             0x03a00000
 501 #define QE_CR_SUBBLOCK_MCC3             0x03000000
 502 #define QE_CR_SUBBLOCK_IDMA1            0x02800000
 503 #define QE_CR_SUBBLOCK_IDMA2            0x02a00000
 504 #define QE_CR_SUBBLOCK_IDMA3            0x02c00000
 505 #define QE_CR_SUBBLOCK_IDMA4            0x02e00000
 506 #define QE_CR_SUBBLOCK_HPAC             0x01e00000
 507 #define QE_CR_SUBBLOCK_SPI1             0x01400000
 508 #define QE_CR_SUBBLOCK_SPI2             0x01600000
 509 #define QE_CR_SUBBLOCK_RAND             0x01c00000
 510 #define QE_CR_SUBBLOCK_TIMER            0x01e00000
 511 #define QE_CR_SUBBLOCK_GENERAL          0x03c00000
 512
 513 /* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
 514 #define QE_CR_PROTOCOL_UNSPECIFIED      0x00    /* For all other protocols */
 515 #define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
 516 #define QE_CR_PROTOCOL_QMC              0x02
 517 #define QE_CR_PROTOCOL_UART             0x04
 518 #define QE_CR_PROTOCOL_ATM_POS          0x0A
 519 #define QE_CR_PROTOCOL_ETHERNET         0x0C
 520 #define QE_CR_PROTOCOL_L2_SWITCH        0x0D
 521
 522 /* BRG configuration register */
 523 #define QE_BRGC_ENABLE          0x00010000
 524 #define QE_BRGC_DIVISOR_SHIFT   1
 525 #define QE_BRGC_DIVISOR_MAX     0xFFF
 526 #define QE_BRGC_DIV16           1
 527
 528 /* QE Timers registers */
 529 #define QE_GTCFR1_PCAS  0x80
 530 #define QE_GTCFR1_STP2  0x20
 531 #define QE_GTCFR1_RST2  0x10
 532 #define QE_GTCFR1_GM2   0x08
 533 #define QE_GTCFR1_GM1   0x04
 534 #define QE_GTCFR1_STP1  0x02
 535 #define QE_GTCFR1_RST1  0x01
 536
 537 /* SDMA registers */
 538 #define QE_SDSR_BER1    0x02000000
 539 #define QE_SDSR_BER2    0x01000000
 540
 541 #define QE_SDMR_GLB_1_MSK       0x80000000
 542 #define QE_SDMR_ADR_SEL         0x20000000
 543 #define QE_SDMR_BER1_MSK        0x02000000
 544 #define QE_SDMR_BER2_MSK        0x01000000
 545 #define QE_SDMR_EB1_MSK         0x00800000
 546 #define QE_SDMR_ER1_MSK         0x00080000
 547 #define QE_SDMR_ER2_MSK         0x00040000
 548 #define QE_SDMR_CEN_MASK        0x0000E000
 549 #define QE_SDMR_SBER_1          0x00000200
 550 #define QE_SDMR_SBER_2          0x00000200
 551 #define QE_SDMR_EB1_PR_MASK     0x000000C0
 552 #define QE_SDMR_ER1_PR          0x00000008
 553
 554 #define QE_SDMR_CEN_SHIFT       13
 555 #define QE_SDMR_EB1_PR_SHIFT    6
 556
 557 #define QE_SDTM_MSNUM_SHIFT     24
 558
 559 #define QE_SDEBCR_BA_MASK       0x01FFFFFF
 560
 561 /* Communication Processor */
 562 #define QE_CP_CERCR_MEE         0x8000  /* Multi-user RAM ECC enable */
 563 #define QE_CP_CERCR_IEE         0x4000  /* Instruction RAM ECC enable */
 564 #define QE_CP_CERCR_CIR         0x0800  /* Common instruction RAM */
 565
 566 /* I-RAM */
 567 #define QE_IRAM_IADD_AIE        0x80000000      /* Auto Increment Enable */
 568 #define QE_IRAM_IADD_BADDR      0x00080000      /* Base Address */
 569 #define QE_IRAM_READY           0x80000000      /* Ready */
 570
 571 /* UPC */
 572 #define UPGCR_PROTOCOL  0x80000000      /* protocol ul2 or pl2 */
 573 #define UPGCR_TMS       0x40000000      /* Transmit master/slave mode */
 574 #define UPGCR_RMS       0x20000000      /* Receive master/slave mode */
 575 #define UPGCR_ADDR      0x10000000      /* Master MPHY Addr multiplexing */
 576 #define UPGCR_DIAG      0x01000000      /* Diagnostic mode */
 577
 578 /* UCC GUEMR register */
 579 #define UCC_GUEMR_MODE_MASK_RX  0x02
 580 #define UCC_GUEMR_MODE_FAST_RX  0x02
 581 #define UCC_GUEMR_MODE_SLOW_RX  0x00
 582 #define UCC_GUEMR_MODE_MASK_TX  0x01
 583 #define UCC_GUEMR_MODE_FAST_TX  0x01
 584 #define UCC_GUEMR_MODE_SLOW_TX  0x00
 585 #define UCC_GUEMR_MODE_MASK (UCC_GUEMR_MODE_MASK_RX | UCC_GUEMR_MODE_MASK_TX)
 586 #define UCC_GUEMR_SET_RESERVED3 0x10    /* Bit 3 in the guemr is reserved but
 587                                            must be set 1 */
 588
 589 /* structure representing UCC SLOW parameter RAM */
 590 struct ucc_slow_pram {
 591         __be16 rbase;           /* RX BD base address */
 592         __be16 tbase;           /* TX BD base address */
 593         u8 rbmr;                /* RX bus mode register (same as CPM's RFCR) */
 594         u8 tbmr;                /* TX bus mode register (same as CPM's TFCR) */
 595         __be16 mrblr;           /* Rx buffer length */
 596         __be32 rstate;          /* Rx internal state */
 597         __be32 rptr;            /* Rx internal data pointer */
 598         __be16 rbptr;           /* rb BD Pointer */
 599         __be16 rcount;          /* Rx internal byte count */
 600         __be32 rtemp;           /* Rx temp */
 601         __be32 tstate;          /* Tx internal state */
 602         __be32 tptr;            /* Tx internal data pointer */
 603         __be16 tbptr;           /* Tx BD pointer */
 604         __be16 tcount;          /* Tx byte count */
 605         __be32 ttemp;           /* Tx temp */
 606         __be32 rcrc;            /* temp receive CRC */
 607         __be32 tcrc;            /* temp transmit CRC */
 608 } __attribute__ ((packed));
 609
 610 /* General UCC SLOW Mode Register (GUMRH & GUMRL) */
 611 #define UCC_SLOW_GUMR_H_SAM_QMC         0x00000000
 612 #define UCC_SLOW_GUMR_H_SAM_SATM        0x00008000
 613 #define UCC_SLOW_GUMR_H_REVD            0x00002000
 614 #define UCC_SLOW_GUMR_H_TRX             0x00001000
 615 #define UCC_SLOW_GUMR_H_TTX             0x00000800
 616 #define UCC_SLOW_GUMR_H_CDP             0x00000400
 617 #define UCC_SLOW_GUMR_H_CTSP            0x00000200
 618 #define UCC_SLOW_GUMR_H_CDS             0x00000100
 619 #define UCC_SLOW_GUMR_H_CTSS            0x00000080
 620 #define UCC_SLOW_GUMR_H_TFL             0x00000040
 621 #define UCC_SLOW_GUMR_H_RFW             0x00000020
 622 #define UCC_SLOW_GUMR_H_TXSY            0x00000010
 623 #define UCC_SLOW_GUMR_H_4SYNC           0x00000004
 624 #define UCC_SLOW_GUMR_H_8SYNC           0x00000008
 625 #define UCC_SLOW_GUMR_H_16SYNC          0x0000000c
 626 #define UCC_SLOW_GUMR_H_RTSM            0x00000002
 627 #define UCC_SLOW_GUMR_H_RSYN            0x00000001
 628
 629 #define UCC_SLOW_GUMR_L_TCI             0x10000000
 630 #define UCC_SLOW_GUMR_L_RINV            0x02000000
 631 #define UCC_SLOW_GUMR_L_TINV            0x01000000
 632 #define UCC_SLOW_GUMR_L_TEND            0x00040000
 633 #define UCC_SLOW_GUMR_L_TDCR_MASK       0x00030000
 634 #define UCC_SLOW_GUMR_L_TDCR_32         0x00030000
 635 #define UCC_SLOW_GUMR_L_TDCR_16         0x00020000
 636 #define UCC_SLOW_GUMR_L_TDCR_8          0x00010000
 637 #define UCC_SLOW_GUMR_L_TDCR_1          0x00000000
 638 #define UCC_SLOW_GUMR_L_RDCR_MASK       0x0000c000
 639 #define UCC_SLOW_GUMR_L_RDCR_32         0x0000c000
 640 #define UCC_SLOW_GUMR_L_RDCR_16         0x00008000
 641 #define UCC_SLOW_GUMR_L_RDCR_8          0x00004000
 642 #define UCC_SLOW_GUMR_L_RDCR_1          0x00000000
 643 #define UCC_SLOW_GUMR_L_RENC_NRZI       0x00000800
 644 #define UCC_SLOW_GUMR_L_RENC_NRZ        0x00000000
 645 #define UCC_SLOW_GUMR_L_TENC_NRZI       0x00000100
 646 #define UCC_SLOW_GUMR_L_TENC_NRZ        0x00000000
 647 #define UCC_SLOW_GUMR_L_DIAG_MASK       0x000000c0
 648 #define UCC_SLOW_GUMR_L_DIAG_LE         0x000000c0
 649 #define UCC_SLOW_GUMR_L_DIAG_ECHO       0x00000080
 650 #define UCC_SLOW_GUMR_L_DIAG_LOOP       0x00000040
 651 #define UCC_SLOW_GUMR_L_DIAG_NORM       0x00000000
 652 #define UCC_SLOW_GUMR_L_ENR             0x00000020
 653 #define UCC_SLOW_GUMR_L_ENT             0x00000010
 654 #define UCC_SLOW_GUMR_L_MODE_MASK       0x0000000F
 655 #define UCC_SLOW_GUMR_L_MODE_BISYNC     0x00000008
 656 #define UCC_SLOW_GUMR_L_MODE_AHDLC      0x00000006
 657 #define UCC_SLOW_GUMR_L_MODE_UART       0x00000004
 658 #define UCC_SLOW_GUMR_L_MODE_QMC        0x00000002
 659
 660 /* General UCC FAST Mode Register */
 661 #define UCC_FAST_GUMR_LOOPBACK  0x40000000
 662 #define UCC_FAST_GUMR_TCI       0x20000000
 663 #define UCC_FAST_GUMR_TRX       0x10000000
 664 #define UCC_FAST_GUMR_TTX       0x08000000
 665 #define UCC_FAST_GUMR_CDP       0x04000000
 666 #define UCC_FAST_GUMR_CTSP      0x02000000
 667 #define UCC_FAST_GUMR_CDS       0x01000000
 668 #define UCC_FAST_GUMR_CTSS      0x00800000
 669 #define UCC_FAST_GUMR_TXSY      0x00020000
 670 #define UCC_FAST_GUMR_RSYN      0x00010000
 671 #define UCC_FAST_GUMR_SYNL_MASK 0x0000C000
 672 #define UCC_FAST_GUMR_SYNL_16   0x0000C000
 673 #define UCC_FAST_GUMR_SYNL_8    0x00008000
 674 #define UCC_FAST_GUMR_SYNL_AUTO 0x00004000
 675 #define UCC_FAST_GUMR_RTSM      0x00002000
 676 #define UCC_FAST_GUMR_REVD      0x00000400
 677 #define UCC_FAST_GUMR_ENR       0x00000020
 678 #define UCC_FAST_GUMR_ENT       0x00000010
 679
 680 /* UART Slow UCC Event Register (UCCE) */
 681 #define UCC_UART_UCCE_AB        0x0200
 682 #define UCC_UART_UCCE_IDLE      0x0100
 683 #define UCC_UART_UCCE_GRA       0x0080
 684 #define UCC_UART_UCCE_BRKE      0x0040
 685 #define UCC_UART_UCCE_BRKS      0x0020
 686 #define UCC_UART_UCCE_CCR       0x0008
 687 #define UCC_UART_UCCE_BSY       0x0004
 688 #define UCC_UART_UCCE_TX        0x0002
 689 #define UCC_UART_UCCE_RX        0x0001
 690
 691 /* HDLC Slow UCC Event Register (UCCE) */
 692 #define UCC_HDLC_UCCE_GLR       0x1000
 693 #define UCC_HDLC_UCCE_GLT       0x0800
 694 #define UCC_HDLC_UCCE_IDLE      0x0100
 695 #define UCC_HDLC_UCCE_BRKE      0x0040
 696 #define UCC_HDLC_UCCE_BRKS      0x0020
 697 #define UCC_HDLC_UCCE_TXE       0x0010
 698 #define UCC_HDLC_UCCE_RXF       0x0008
 699 #define UCC_HDLC_UCCE_BSY       0x0004
 700 #define UCC_HDLC_UCCE_TXB       0x0002
 701 #define UCC_HDLC_UCCE_RXB       0x0001
 702
 703 /* BISYNC Slow UCC Event Register (UCCE) */
 704 #define UCC_BISYNC_UCCE_GRA     0x0080
 705 #define UCC_BISYNC_UCCE_TXE     0x0010
 706 #define UCC_BISYNC_UCCE_RCH     0x0008
 707 #define UCC_BISYNC_UCCE_BSY     0x0004
 708 #define UCC_BISYNC_UCCE_TXB     0x0002
 709 #define UCC_BISYNC_UCCE_RXB     0x0001
 710
 711 /* Gigabit Ethernet Fast UCC Event Register (UCCE) */
 712 #define UCC_GETH_UCCE_MPD       0x80000000
 713 #define UCC_GETH_UCCE_SCAR      0x40000000
 714 #define UCC_GETH_UCCE_GRA       0x20000000
 715 #define UCC_GETH_UCCE_CBPR      0x10000000
 716 #define UCC_GETH_UCCE_BSY       0x08000000
 717 #define UCC_GETH_UCCE_RXC       0x04000000
 718 #define UCC_GETH_UCCE_TXC       0x02000000
 719 #define UCC_GETH_UCCE_TXE       0x01000000
 720 #define UCC_GETH_UCCE_TXB7      0x00800000
 721 #define UCC_GETH_UCCE_TXB6      0x00400000
 722 #define UCC_GETH_UCCE_TXB5      0x00200000
 723 #define UCC_GETH_UCCE_TXB4      0x00100000
 724 #define UCC_GETH_UCCE_TXB3      0x00080000
 725 #define UCC_GETH_UCCE_TXB2      0x00040000
 726 #define UCC_GETH_UCCE_TXB1      0x00020000
 727 #define UCC_GETH_UCCE_TXB0      0x00010000
 728 #define UCC_GETH_UCCE_RXB7      0x00008000
 729 #define UCC_GETH_UCCE_RXB6      0x00004000
 730 #define UCC_GETH_UCCE_RXB5      0x00002000
 731 #define UCC_GETH_UCCE_RXB4      0x00001000
 732 #define UCC_GETH_UCCE_RXB3      0x00000800
 733 #define UCC_GETH_UCCE_RXB2      0x00000400
 734 #define UCC_GETH_UCCE_RXB1      0x00000200
 735 #define UCC_GETH_UCCE_RXB0      0x00000100
 736 #define UCC_GETH_UCCE_RXF7      0x00000080
 737 #define UCC_GETH_UCCE_RXF6      0x00000040
 738 #define UCC_GETH_UCCE_RXF5      0x00000020
 739 #define UCC_GETH_UCCE_RXF4      0x00000010
 740 #define UCC_GETH_UCCE_RXF3      0x00000008
 741 #define UCC_GETH_UCCE_RXF2      0x00000004
 742 #define UCC_GETH_UCCE_RXF1      0x00000002
 743 #define UCC_GETH_UCCE_RXF0      0x00000001
 744
 745 /* UCC Protocol Specific Mode Register (UPSMR), when used for UART */
 746 #define UCC_UART_UPSMR_FLC              0x8000
 747 #define UCC_UART_UPSMR_SL               0x4000
 748 #define UCC_UART_UPSMR_CL_MASK          0x3000
 749 #define UCC_UART_UPSMR_CL_8             0x3000
 750 #define UCC_UART_UPSMR_CL_7             0x2000
 751 #define UCC_UART_UPSMR_CL_6             0x1000
 752 #define UCC_UART_UPSMR_CL_5             0x0000
 753 #define UCC_UART_UPSMR_UM_MASK          0x0c00
 754 #define UCC_UART_UPSMR_UM_NORMAL        0x0000
 755 #define UCC_UART_UPSMR_UM_MAN_MULTI     0x0400
 756 #define UCC_UART_UPSMR_UM_AUTO_MULTI    0x0c00
 757 #define UCC_UART_UPSMR_FRZ              0x0200
 758 #define UCC_UART_UPSMR_RZS              0x0100
 759 #define UCC_UART_UPSMR_SYN              0x0080
 760 #define UCC_UART_UPSMR_DRT              0x0040
 761 #define UCC_UART_UPSMR_PEN              0x0010
 762 #define UCC_UART_UPSMR_RPM_MASK         0x000c
 763 #define UCC_UART_UPSMR_RPM_ODD          0x0000
 764 #define UCC_UART_UPSMR_RPM_LOW          0x0004
 765 #define UCC_UART_UPSMR_RPM_EVEN         0x0008
 766 #define UCC_UART_UPSMR_RPM_HIGH         0x000C
 767 #define UCC_UART_UPSMR_TPM_MASK         0x0003
 768 #define UCC_UART_UPSMR_TPM_ODD          0x0000
 769 #define UCC_UART_UPSMR_TPM_LOW          0x0001
 770 #define UCC_UART_UPSMR_TPM_EVEN         0x0002
 771 #define UCC_UART_UPSMR_TPM_HIGH         0x0003
 772
 773 /* UCC Protocol Specific Mode Register (UPSMR), when used for Ethernet */
 774 #define UCC_GETH_UPSMR_FTFE     0x80000000
 775 #define UCC_GETH_UPSMR_PTPE     0x40000000
 776 #define UCC_GETH_UPSMR_ECM      0x04000000
 777 #define UCC_GETH_UPSMR_HSE      0x02000000
 778 #define UCC_GETH_UPSMR_PRO      0x00400000
 779 #define UCC_GETH_UPSMR_CAP      0x00200000
 780 #define UCC_GETH_UPSMR_RSH      0x00100000
 781 #define UCC_GETH_UPSMR_RPM      0x00080000
 782 #define UCC_GETH_UPSMR_R10M     0x00040000
 783 #define UCC_GETH_UPSMR_RLPB     0x00020000
 784 #define UCC_GETH_UPSMR_TBIM     0x00010000
 785 #define UCC_GETH_UPSMR_RES1     0x00002000
 786 #define UCC_GETH_UPSMR_RMM      0x00001000
 787 #define UCC_GETH_UPSMR_CAM      0x00000400
 788 #define UCC_GETH_UPSMR_BRO      0x00000200
 789 #define UCC_GETH_UPSMR_SMM      0x00000080
 790 #define UCC_GETH_UPSMR_SGMM     0x00000020
 791
 792 /* UCC Protocol Specific Mode Register (UPSMR), when used for HDLC */
 793 #define UCC_HDLC_UPSMR_RTE      0x02000000
 794 #define UCC_HDLC_UPSMR_BUS      0x00200000
 795 #define UCC_HDLC_UPSMR_CW8      0x00007000
 796
 797 /* UCC Transmit On Demand Register (UTODR) */
 798 #define UCC_SLOW_TOD    0x8000
 799 #define UCC_FAST_TOD    0x8000
 800
 801 /* UCC Bus Mode Register masks */
 802 /* Not to be confused with the Bundle Mode Register */
 803 #define UCC_BMR_GBL             0x20
 804 #define UCC_BMR_BO_BE           0x10
 805 #define UCC_BMR_CETM            0x04
 806 #define UCC_BMR_DTB             0x02
 807 #define UCC_BMR_BDB             0x01
 808
 809 /* Function code masks */
 810 #define FC_GBL                          0x20
 811 #define FC_DTB_LCL                      0x02
 812 #define UCC_FAST_FUNCTION_CODE_GBL      0x20
 813 #define UCC_FAST_FUNCTION_CODE_DTB_LCL  0x02
 814 #define UCC_FAST_FUNCTION_CODE_BDB_LCL  0x01
 815
 816 #endif /* __KERNEL__ */
 817 #endif /* _ASM_POWERPC_QE_H */