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TOMOYO Linux Cross Reference
Linux/include/soc/fsl/qe/qe.h

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  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 
247 #define qe_setbits32(_addr, _v) iowrite32be(ioread32be(_addr) |  (_v), (_addr))
248 #define qe_clrbits32(_addr, _v) iowrite32be(ioread32be(_addr) & ~(_v), (_addr))
249 
250 #define qe_setbits16(_addr, _v) iowrite16be(ioread16be(_addr) |  (_v), (_addr))
251 #define qe_clrbits16(_addr, _v) iowrite16be(ioread16be(_addr) & ~(_v), (_addr))
252 
253 #define qe_setbits8(_addr, _v) iowrite8(ioread8(_addr) |  (_v), (_addr))
254 #define qe_clrbits8(_addr, _v) iowrite8(ioread8(_addr) & ~(_v), (_addr))
255 
256 #define qe_clrsetbits32(addr, clear, set) \
257         iowrite32be((ioread32be(addr) & ~(clear)) | (set), (addr))
258 #define qe_clrsetbits16(addr, clear, set) \
259         iowrite16be((ioread16be(addr) & ~(clear)) | (set), (addr))
260 #define qe_clrsetbits8(addr, clear, set) \
261         iowrite8((ioread8(addr) & ~(clear)) | (set), (addr))
262 
263 /* Structure that defines QE firmware binary files.
264  *
265  * See Documentation/powerpc/qe_firmware.txt for a description of these
266  * fields.
267  */
268 struct qe_firmware {
269         struct qe_header {
270                 __be32 length;  /* Length of the entire structure, in bytes */
271                 u8 magic[3];    /* Set to { 'Q', 'E', 'F' } */
272                 u8 version;     /* Version of this layout. First ver is '1' */
273         } header;
274         u8 id[62];      /* Null-terminated identifier string */
275         u8 split;       /* 0 = shared I-RAM, 1 = split I-RAM */
276         u8 count;       /* Number of microcode[] structures */
277         struct {
278                 __be16 model;           /* The SOC model  */
279                 u8 major;               /* The SOC revision major */
280                 u8 minor;               /* The SOC revision minor */
281         } __attribute__ ((packed)) soc;
282         u8 padding[4];                  /* Reserved, for alignment */
283         __be64 extended_modes;          /* Extended modes */
284         __be32 vtraps[8];               /* Virtual trap addresses */
285         u8 reserved[4];                 /* Reserved, for future expansion */
286         struct qe_microcode {
287                 u8 id[32];              /* Null-terminated identifier */
288                 __be32 traps[16];       /* Trap addresses, 0 == ignore */
289                 __be32 eccr;            /* The value for the ECCR register */
290                 __be32 iram_offset;     /* Offset into I-RAM for the code */
291                 __be32 count;           /* Number of 32-bit words of the code */
292                 __be32 code_offset;     /* Offset of the actual microcode */
293                 u8 major;               /* The microcode version major */
294                 u8 minor;               /* The microcode version minor */
295                 u8 revision;            /* The microcode version revision */
296                 u8 padding;             /* Reserved, for alignment */
297                 u8 reserved[4];         /* Reserved, for future expansion */
298         } __attribute__ ((packed)) microcode[1];
299         /* All microcode binaries should be located here */
300         /* CRC32 should be located here, after the microcode binaries */
301 } __attribute__ ((packed));
302 
303 struct qe_firmware_info {
304         char id[64];            /* Firmware name */
305         u32 vtraps[8];          /* Virtual trap addresses */
306         u64 extended_modes;     /* Extended modes */
307 };
308 
309 #ifdef CONFIG_QUICC_ENGINE
310 /* Upload a firmware to the QE */
311 int qe_upload_firmware(const struct qe_firmware *firmware);
312 #else
313 static inline int qe_upload_firmware(const struct qe_firmware *firmware)
314 {
315         return -ENOSYS;
316 }
317 #endif /* CONFIG_QUICC_ENGINE */
318 
319 /* Obtain information on the uploaded firmware */
320 struct qe_firmware_info *qe_get_firmware_info(void);
321 
322 /* QE USB */
323 int qe_usb_clock_set(enum qe_clock clk, int rate);
324 
325 /* Buffer descriptors */
326 struct qe_bd {
327         __be16 status;
328         __be16 length;
329         __be32 buf;
330 } __attribute__ ((packed));
331 
332 #define BD_STATUS_MASK  0xffff0000
333 #define BD_LENGTH_MASK  0x0000ffff
334 
335 /* Alignment */
336 #define QE_INTR_TABLE_ALIGN     16      /* ??? */
337 #define QE_ALIGNMENT_OF_BD      8
338 #define QE_ALIGNMENT_OF_PRAM    64
339 
340 /* RISC allocation */
341 #define QE_RISC_ALLOCATION_RISC1        0x1  /* RISC 1 */
342 #define QE_RISC_ALLOCATION_RISC2        0x2  /* RISC 2 */
343 #define QE_RISC_ALLOCATION_RISC3        0x4  /* RISC 3 */
344 #define QE_RISC_ALLOCATION_RISC4        0x8  /* RISC 4 */
345 #define QE_RISC_ALLOCATION_RISC1_AND_RISC2      (QE_RISC_ALLOCATION_RISC1 | \
346                                                  QE_RISC_ALLOCATION_RISC2)
347 #define QE_RISC_ALLOCATION_FOUR_RISCS   (QE_RISC_ALLOCATION_RISC1 | \
348                                          QE_RISC_ALLOCATION_RISC2 | \
349                                          QE_RISC_ALLOCATION_RISC3 | \
350                                          QE_RISC_ALLOCATION_RISC4)
351 
352 /* QE extended filtering Table Lookup Key Size */
353 enum qe_fltr_tbl_lookup_key_size {
354         QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
355                 = 0x3f,         /* LookupKey parsed by the Generate LookupKey
356                                    CMD is truncated to 8 bytes */
357         QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
358                 = 0x5f,         /* LookupKey parsed by the Generate LookupKey
359                                    CMD is truncated to 16 bytes */
360 };
361 
362 /* QE FLTR extended filtering Largest External Table Lookup Key Size */
363 enum qe_fltr_largest_external_tbl_lookup_key_size {
364         QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
365                 = 0x0,/* not used */
366         QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
367                 = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES,        /* 8 bytes */
368         QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
369                 = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES,       /* 16 bytes */
370 };
371 
372 /* structure representing QE parameter RAM */
373 struct qe_timer_tables {
374         u16 tm_base;            /* QE timer table base adr */
375         u16 tm_ptr;             /* QE timer table pointer */
376         u16 r_tmr;              /* QE timer mode register */
377         u16 r_tmv;              /* QE timer valid register */
378         u32 tm_cmd;             /* QE timer cmd register */
379         u32 tm_cnt;             /* QE timer internal cnt */
380 } __attribute__ ((packed));
381 
382 #define QE_FLTR_TAD_SIZE        8
383 
384 /* QE extended filtering Termination Action Descriptor (TAD) */
385 struct qe_fltr_tad {
386         u8 serialized[QE_FLTR_TAD_SIZE];
387 } __attribute__ ((packed));
388 
389 /* Communication Direction */
390 enum comm_dir {
391         COMM_DIR_NONE = 0,
392         COMM_DIR_RX = 1,
393         COMM_DIR_TX = 2,
394         COMM_DIR_RX_AND_TX = 3
395 };
396 
397 /* QE CMXUCR Registers.
398  * There are two UCCs represented in each of the four CMXUCR registers.
399  * These values are for the UCC in the LSBs
400  */
401 #define QE_CMXUCR_MII_ENET_MNG          0x00007000
402 #define QE_CMXUCR_MII_ENET_MNG_SHIFT    12
403 #define QE_CMXUCR_GRANT                 0x00008000
404 #define QE_CMXUCR_TSA                   0x00004000
405 #define QE_CMXUCR_BKPT                  0x00000100
406 #define QE_CMXUCR_TX_CLK_SRC_MASK       0x0000000F
407 
408 /* QE CMXGCR Registers.
409 */
410 #define QE_CMXGCR_MII_ENET_MNG          0x00007000
411 #define QE_CMXGCR_MII_ENET_MNG_SHIFT    12
412 #define QE_CMXGCR_USBCS                 0x0000000f
413 #define QE_CMXGCR_USBCS_CLK3            0x1
414 #define QE_CMXGCR_USBCS_CLK5            0x2
415 #define QE_CMXGCR_USBCS_CLK7            0x3
416 #define QE_CMXGCR_USBCS_CLK9            0x4
417 #define QE_CMXGCR_USBCS_CLK13           0x5
418 #define QE_CMXGCR_USBCS_CLK17           0x6
419 #define QE_CMXGCR_USBCS_CLK19           0x7
420 #define QE_CMXGCR_USBCS_CLK21           0x8
421 #define QE_CMXGCR_USBCS_BRG9            0x9
422 #define QE_CMXGCR_USBCS_BRG10           0xa
423 
424 /* QE CECR Commands.
425 */
426 #define QE_CR_FLG                       0x00010000
427 #define QE_RESET                        0x80000000
428 #define QE_INIT_TX_RX                   0x00000000
429 #define QE_INIT_RX                      0x00000001
430 #define QE_INIT_TX                      0x00000002
431 #define QE_ENTER_HUNT_MODE              0x00000003
432 #define QE_STOP_TX                      0x00000004
433 #define QE_GRACEFUL_STOP_TX             0x00000005
434 #define QE_RESTART_TX                   0x00000006
435 #define QE_CLOSE_RX_BD                  0x00000007
436 #define QE_SWITCH_COMMAND               0x00000007
437 #define QE_SET_GROUP_ADDRESS            0x00000008
438 #define QE_START_IDMA                   0x00000009
439 #define QE_MCC_STOP_RX                  0x00000009
440 #define QE_ATM_TRANSMIT                 0x0000000a
441 #define QE_HPAC_CLEAR_ALL               0x0000000b
442 #define QE_GRACEFUL_STOP_RX             0x0000001a
443 #define QE_RESTART_RX                   0x0000001b
444 #define QE_HPAC_SET_PRIORITY            0x0000010b
445 #define QE_HPAC_STOP_TX                 0x0000020b
446 #define QE_HPAC_STOP_RX                 0x0000030b
447 #define QE_HPAC_GRACEFUL_STOP_TX        0x0000040b
448 #define QE_HPAC_GRACEFUL_STOP_RX        0x0000050b
449 #define QE_HPAC_START_TX                0x0000060b
450 #define QE_HPAC_START_RX                0x0000070b
451 #define QE_USB_STOP_TX                  0x0000000a
452 #define QE_USB_RESTART_TX               0x0000000c
453 #define QE_QMC_STOP_TX                  0x0000000c
454 #define QE_QMC_STOP_RX                  0x0000000d
455 #define QE_SS7_SU_FIL_RESET             0x0000000e
456 /* jonathbr added from here down for 83xx */
457 #define QE_RESET_BCS                    0x0000000a
458 #define QE_MCC_INIT_TX_RX_16            0x00000003
459 #define QE_MCC_STOP_TX                  0x00000004
460 #define QE_MCC_INIT_TX_1                0x00000005
461 #define QE_MCC_INIT_RX_1                0x00000006
462 #define QE_MCC_RESET                    0x00000007
463 #define QE_SET_TIMER                    0x00000008
464 #define QE_RANDOM_NUMBER                0x0000000c
465 #define QE_ATM_MULTI_THREAD_INIT        0x00000011
466 #define QE_ASSIGN_PAGE                  0x00000012
467 #define QE_ADD_REMOVE_HASH_ENTRY        0x00000013
468 #define QE_START_FLOW_CONTROL           0x00000014
469 #define QE_STOP_FLOW_CONTROL            0x00000015
470 #define QE_ASSIGN_PAGE_TO_DEVICE        0x00000016
471 
472 #define QE_ASSIGN_RISC                  0x00000010
473 #define QE_CR_MCN_NORMAL_SHIFT          6
474 #define QE_CR_MCN_USB_SHIFT             4
475 #define QE_CR_MCN_RISC_ASSIGN_SHIFT     8
476 #define QE_CR_SNUM_SHIFT                17
477 
478 /* QE CECR Sub Block - sub block of QE command.
479 */
480 #define QE_CR_SUBBLOCK_INVALID          0x00000000
481 #define QE_CR_SUBBLOCK_USB              0x03200000
482 #define QE_CR_SUBBLOCK_UCCFAST1         0x02000000
483 #define QE_CR_SUBBLOCK_UCCFAST2         0x02200000
484 #define QE_CR_SUBBLOCK_UCCFAST3         0x02400000
485 #define QE_CR_SUBBLOCK_UCCFAST4         0x02600000
486 #define QE_CR_SUBBLOCK_UCCFAST5         0x02800000
487 #define QE_CR_SUBBLOCK_UCCFAST6         0x02a00000
488 #define QE_CR_SUBBLOCK_UCCFAST7         0x02c00000
489 #define QE_CR_SUBBLOCK_UCCFAST8         0x02e00000
490 #define QE_CR_SUBBLOCK_UCCSLOW1         0x00000000
491 #define QE_CR_SUBBLOCK_UCCSLOW2         0x00200000
492 #define QE_CR_SUBBLOCK_UCCSLOW3         0x00400000
493 #define QE_CR_SUBBLOCK_UCCSLOW4         0x00600000
494 #define QE_CR_SUBBLOCK_UCCSLOW5         0x00800000
495 #define QE_CR_SUBBLOCK_UCCSLOW6         0x00a00000
496 #define QE_CR_SUBBLOCK_UCCSLOW7         0x00c00000
497 #define QE_CR_SUBBLOCK_UCCSLOW8         0x00e00000
498 #define QE_CR_SUBBLOCK_MCC1             0x03800000
499 #define QE_CR_SUBBLOCK_MCC2             0x03a00000
500 #define QE_CR_SUBBLOCK_MCC3             0x03000000
501 #define QE_CR_SUBBLOCK_IDMA1            0x02800000
502 #define QE_CR_SUBBLOCK_IDMA2            0x02a00000
503 #define QE_CR_SUBBLOCK_IDMA3            0x02c00000
504 #define QE_CR_SUBBLOCK_IDMA4            0x02e00000
505 #define QE_CR_SUBBLOCK_HPAC             0x01e00000
506 #define QE_CR_SUBBLOCK_SPI1             0x01400000
507 #define QE_CR_SUBBLOCK_SPI2             0x01600000
508 #define QE_CR_SUBBLOCK_RAND             0x01c00000
509 #define QE_CR_SUBBLOCK_TIMER            0x01e00000
510 #define QE_CR_SUBBLOCK_GENERAL          0x03c00000
511 
512 /* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
513 #define QE_CR_PROTOCOL_UNSPECIFIED      0x00    /* For all other protocols */
514 #define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
515 #define QE_CR_PROTOCOL_QMC              0x02
516 #define QE_CR_PROTOCOL_UART             0x04
517 #define QE_CR_PROTOCOL_ATM_POS          0x0A
518 #define QE_CR_PROTOCOL_ETHERNET         0x0C
519 #define QE_CR_PROTOCOL_L2_SWITCH        0x0D
520 
521 /* BRG configuration register */
522 #define QE_BRGC_ENABLE          0x00010000
523 #define QE_BRGC_DIVISOR_SHIFT   1
524 #define QE_BRGC_DIVISOR_MAX     0xFFF
525 #define QE_BRGC_DIV16           1
526 
527 /* QE Timers registers */
528 #define QE_GTCFR1_PCAS  0x80
529 #define QE_GTCFR1_STP2  0x20
530 #define QE_GTCFR1_RST2  0x10
531 #define QE_GTCFR1_GM2   0x08
532 #define QE_GTCFR1_GM1   0x04
533 #define QE_GTCFR1_STP1  0x02
534 #define QE_GTCFR1_RST1  0x01
535 
536 /* SDMA registers */
537 #define QE_SDSR_BER1    0x02000000
538 #define QE_SDSR_BER2    0x01000000
539 
540 #define QE_SDMR_GLB_1_MSK       0x80000000
541 #define QE_SDMR_ADR_SEL         0x20000000
542 #define QE_SDMR_BER1_MSK        0x02000000
543 #define QE_SDMR_BER2_MSK        0x01000000
544 #define QE_SDMR_EB1_MSK         0x00800000
545 #define QE_SDMR_ER1_MSK         0x00080000
546 #define QE_SDMR_ER2_MSK         0x00040000
547 #define QE_SDMR_CEN_MASK        0x0000E000
548 #define QE_SDMR_SBER_1          0x00000200
549 #define QE_SDMR_SBER_2          0x00000200
550 #define QE_SDMR_EB1_PR_MASK     0x000000C0
551 #define QE_SDMR_ER1_PR          0x00000008
552 
553 #define QE_SDMR_CEN_SHIFT       13
554 #define QE_SDMR_EB1_PR_SHIFT    6
555 
556 #define QE_SDTM_MSNUM_SHIFT     24
557 
558 #define QE_SDEBCR_BA_MASK       0x01FFFFFF
559 
560 /* Communication Processor */
561 #define QE_CP_CERCR_MEE         0x8000  /* Multi-user RAM ECC enable */
562 #define QE_CP_CERCR_IEE         0x4000  /* Instruction RAM ECC enable */
563 #define QE_CP_CERCR_CIR         0x0800  /* Common instruction RAM */
564 
565 /* I-RAM */
566 #define QE_IRAM_IADD_AIE        0x80000000      /* Auto Increment Enable */
567 #define QE_IRAM_IADD_BADDR      0x00080000      /* Base Address */
568 #define QE_IRAM_READY           0x80000000      /* Ready */
569 
570 /* UPC */
571 #define UPGCR_PROTOCOL  0x80000000      /* protocol ul2 or pl2 */
572 #define UPGCR_TMS       0x40000000      /* Transmit master/slave mode */
573 #define UPGCR_RMS       0x20000000      /* Receive master/slave mode */
574 #define UPGCR_ADDR      0x10000000      /* Master MPHY Addr multiplexing */
575 #define UPGCR_DIAG      0x01000000      /* Diagnostic mode */
576 
577 /* UCC GUEMR register */
578 #define UCC_GUEMR_MODE_MASK_RX  0x02
579 #define UCC_GUEMR_MODE_FAST_RX  0x02
580 #define UCC_GUEMR_MODE_SLOW_RX  0x00
581 #define UCC_GUEMR_MODE_MASK_TX  0x01
582 #define UCC_GUEMR_MODE_FAST_TX  0x01
583 #define UCC_GUEMR_MODE_SLOW_TX  0x00
584 #define UCC_GUEMR_MODE_MASK (UCC_GUEMR_MODE_MASK_RX | UCC_GUEMR_MODE_MASK_TX)
585 #define UCC_GUEMR_SET_RESERVED3 0x10    /* Bit 3 in the guemr is reserved but
586                                            must be set 1 */
587 
588 /* structure representing UCC SLOW parameter RAM */
589 struct ucc_slow_pram {
590         __be16 rbase;           /* RX BD base address */
591         __be16 tbase;           /* TX BD base address */
592         u8 rbmr;                /* RX bus mode register (same as CPM's RFCR) */
593         u8 tbmr;                /* TX bus mode register (same as CPM's TFCR) */
594         __be16 mrblr;           /* Rx buffer length */
595         __be32 rstate;          /* Rx internal state */
596         __be32 rptr;            /* Rx internal data pointer */
597         __be16 rbptr;           /* rb BD Pointer */
598         __be16 rcount;          /* Rx internal byte count */
599         __be32 rtemp;           /* Rx temp */
600         __be32 tstate;          /* Tx internal state */
601         __be32 tptr;            /* Tx internal data pointer */
602         __be16 tbptr;           /* Tx BD pointer */
603         __be16 tcount;          /* Tx byte count */
604         __be32 ttemp;           /* Tx temp */
605         __be32 rcrc;            /* temp receive CRC */
606         __be32 tcrc;            /* temp transmit CRC */
607 } __attribute__ ((packed));
608 
609 /* General UCC SLOW Mode Register (GUMRH & GUMRL) */
610 #define UCC_SLOW_GUMR_H_SAM_QMC         0x00000000
611 #define UCC_SLOW_GUMR_H_SAM_SATM        0x00008000
612 #define UCC_SLOW_GUMR_H_REVD            0x00002000
613 #define UCC_SLOW_GUMR_H_TRX             0x00001000
614 #define UCC_SLOW_GUMR_H_TTX             0x00000800
615 #define UCC_SLOW_GUMR_H_CDP             0x00000400
616 #define UCC_SLOW_GUMR_H_CTSP            0x00000200
617 #define UCC_SLOW_GUMR_H_CDS             0x00000100
618 #define UCC_SLOW_GUMR_H_CTSS            0x00000080
619 #define UCC_SLOW_GUMR_H_TFL             0x00000040
620 #define UCC_SLOW_GUMR_H_RFW             0x00000020
621 #define UCC_SLOW_GUMR_H_TXSY            0x00000010
622 #define UCC_SLOW_GUMR_H_4SYNC           0x00000004
623 #define UCC_SLOW_GUMR_H_8SYNC           0x00000008
624 #define UCC_SLOW_GUMR_H_16SYNC          0x0000000c
625 #define UCC_SLOW_GUMR_H_RTSM            0x00000002
626 #define UCC_SLOW_GUMR_H_RSYN            0x00000001
627 
628 #define UCC_SLOW_GUMR_L_TCI             0x10000000
629 #define UCC_SLOW_GUMR_L_RINV            0x02000000
630 #define UCC_SLOW_GUMR_L_TINV            0x01000000
631 #define UCC_SLOW_GUMR_L_TEND            0x00040000
632 #define UCC_SLOW_GUMR_L_TDCR_MASK       0x00030000
633 #define UCC_SLOW_GUMR_L_TDCR_32         0x00030000
634 #define UCC_SLOW_GUMR_L_TDCR_16         0x00020000
635 #define UCC_SLOW_GUMR_L_TDCR_8          0x00010000
636 #define UCC_SLOW_GUMR_L_TDCR_1          0x00000000
637 #define UCC_SLOW_GUMR_L_RDCR_MASK       0x0000c000
638 #define UCC_SLOW_GUMR_L_RDCR_32         0x0000c000
639 #define UCC_SLOW_GUMR_L_RDCR_16         0x00008000
640 #define UCC_SLOW_GUMR_L_RDCR_8          0x00004000
641 #define UCC_SLOW_GUMR_L_RDCR_1          0x00000000
642 #define UCC_SLOW_GUMR_L_RENC_NRZI       0x00000800
643 #define UCC_SLOW_GUMR_L_RENC_NRZ        0x00000000
644 #define UCC_SLOW_GUMR_L_TENC_NRZI       0x00000100
645 #define UCC_SLOW_GUMR_L_TENC_NRZ        0x00000000
646 #define UCC_SLOW_GUMR_L_DIAG_MASK       0x000000c0
647 #define UCC_SLOW_GUMR_L_DIAG_LE         0x000000c0
648 #define UCC_SLOW_GUMR_L_DIAG_ECHO       0x00000080
649 #define UCC_SLOW_GUMR_L_DIAG_LOOP       0x00000040
650 #define UCC_SLOW_GUMR_L_DIAG_NORM       0x00000000
651 #define UCC_SLOW_GUMR_L_ENR             0x00000020
652 #define UCC_SLOW_GUMR_L_ENT             0x00000010
653 #define UCC_SLOW_GUMR_L_MODE_MASK       0x0000000F
654 #define UCC_SLOW_GUMR_L_MODE_BISYNC     0x00000008
655 #define UCC_SLOW_GUMR_L_MODE_AHDLC      0x00000006
656 #define UCC_SLOW_GUMR_L_MODE_UART       0x00000004
657 #define UCC_SLOW_GUMR_L_MODE_QMC        0x00000002
658 
659 /* General UCC FAST Mode Register */
660 #define UCC_FAST_GUMR_LOOPBACK  0x40000000
661 #define UCC_FAST_GUMR_TCI       0x20000000
662 #define UCC_FAST_GUMR_TRX       0x10000000
663 #define UCC_FAST_GUMR_TTX       0x08000000
664 #define UCC_FAST_GUMR_CDP       0x04000000
665 #define UCC_FAST_GUMR_CTSP      0x02000000
666 #define UCC_FAST_GUMR_CDS       0x01000000
667 #define UCC_FAST_GUMR_CTSS      0x00800000
668 #define UCC_FAST_GUMR_TXSY      0x00020000
669 #define UCC_FAST_GUMR_RSYN      0x00010000
670 #define UCC_FAST_GUMR_RTSM      0x00002000
671 #define UCC_FAST_GUMR_REVD      0x00000400
672 #define UCC_FAST_GUMR_ENR       0x00000020
673 #define UCC_FAST_GUMR_ENT       0x00000010
674 
675 /* UART Slow UCC Event Register (UCCE) */
676 #define UCC_UART_UCCE_AB        0x0200
677 #define UCC_UART_UCCE_IDLE      0x0100
678 #define UCC_UART_UCCE_GRA       0x0080
679 #define UCC_UART_UCCE_BRKE      0x0040
680 #define UCC_UART_UCCE_BRKS      0x0020
681 #define UCC_UART_UCCE_CCR       0x0008
682 #define UCC_UART_UCCE_BSY       0x0004
683 #define UCC_UART_UCCE_TX        0x0002
684 #define UCC_UART_UCCE_RX        0x0001
685 
686 /* HDLC Slow UCC Event Register (UCCE) */
687 #define UCC_HDLC_UCCE_GLR       0x1000
688 #define UCC_HDLC_UCCE_GLT       0x0800
689 #define UCC_HDLC_UCCE_IDLE      0x0100
690 #define UCC_HDLC_UCCE_BRKE      0x0040
691 #define UCC_HDLC_UCCE_BRKS      0x0020
692 #define UCC_HDLC_UCCE_TXE       0x0010
693 #define UCC_HDLC_UCCE_RXF       0x0008
694 #define UCC_HDLC_UCCE_BSY       0x0004
695 #define UCC_HDLC_UCCE_TXB       0x0002
696 #define UCC_HDLC_UCCE_RXB       0x0001
697 
698 /* BISYNC Slow UCC Event Register (UCCE) */
699 #define UCC_BISYNC_UCCE_GRA     0x0080
700 #define UCC_BISYNC_UCCE_TXE     0x0010
701 #define UCC_BISYNC_UCCE_RCH     0x0008
702 #define UCC_BISYNC_UCCE_BSY     0x0004
703 #define UCC_BISYNC_UCCE_TXB     0x0002
704 #define UCC_BISYNC_UCCE_RXB     0x0001
705 
706 /* Gigabit Ethernet Fast UCC Event Register (UCCE) */
707 #define UCC_GETH_UCCE_MPD       0x80000000
708 #define UCC_GETH_UCCE_SCAR      0x40000000
709 #define UCC_GETH_UCCE_GRA       0x20000000
710 #define UCC_GETH_UCCE_CBPR      0x10000000
711 #define UCC_GETH_UCCE_BSY       0x08000000
712 #define UCC_GETH_UCCE_RXC       0x04000000
713 #define UCC_GETH_UCCE_TXC       0x02000000
714 #define UCC_GETH_UCCE_TXE       0x01000000
715 #define UCC_GETH_UCCE_TXB7      0x00800000
716 #define UCC_GETH_UCCE_TXB6      0x00400000
717 #define UCC_GETH_UCCE_TXB5      0x00200000
718 #define UCC_GETH_UCCE_TXB4      0x00100000
719 #define UCC_GETH_UCCE_TXB3      0x00080000
720 #define UCC_GETH_UCCE_TXB2      0x00040000
721 #define UCC_GETH_UCCE_TXB1      0x00020000
722 #define UCC_GETH_UCCE_TXB0      0x00010000
723 #define UCC_GETH_UCCE_RXB7      0x00008000
724 #define UCC_GETH_UCCE_RXB6      0x00004000
725 #define UCC_GETH_UCCE_RXB5      0x00002000
726 #define UCC_GETH_UCCE_RXB4      0x00001000
727 #define UCC_GETH_UCCE_RXB3      0x00000800
728 #define UCC_GETH_UCCE_RXB2      0x00000400
729 #define UCC_GETH_UCCE_RXB1      0x00000200
730 #define UCC_GETH_UCCE_RXB0      0x00000100
731 #define UCC_GETH_UCCE_RXF7      0x00000080
732 #define UCC_GETH_UCCE_RXF6      0x00000040
733 #define UCC_GETH_UCCE_RXF5      0x00000020
734 #define UCC_GETH_UCCE_RXF4      0x00000010
735 #define UCC_GETH_UCCE_RXF3      0x00000008
736 #define UCC_GETH_UCCE_RXF2      0x00000004
737 #define UCC_GETH_UCCE_RXF1      0x00000002
738 #define UCC_GETH_UCCE_RXF0      0x00000001
739 
740 /* UCC Protocol Specific Mode Register (UPSMR), when used for UART */
741 #define UCC_UART_UPSMR_FLC              0x8000
742 #define UCC_UART_UPSMR_SL               0x4000
743 #define UCC_UART_UPSMR_CL_MASK          0x3000
744 #define UCC_UART_UPSMR_CL_8             0x3000
745 #define UCC_UART_UPSMR_CL_7             0x2000
746 #define UCC_UART_UPSMR_CL_6             0x1000
747 #define UCC_UART_UPSMR_CL_5             0x0000
748 #define UCC_UART_UPSMR_UM_MASK          0x0c00
749 #define UCC_UART_UPSMR_UM_NORMAL        0x0000
750 #define UCC_UART_UPSMR_UM_MAN_MULTI     0x0400
751 #define UCC_UART_UPSMR_UM_AUTO_MULTI    0x0c00
752 #define UCC_UART_UPSMR_FRZ              0x0200
753 #define UCC_UART_UPSMR_RZS              0x0100
754 #define UCC_UART_UPSMR_SYN              0x0080
755 #define UCC_UART_UPSMR_DRT              0x0040
756 #define UCC_UART_UPSMR_PEN              0x0010
757 #define UCC_UART_UPSMR_RPM_MASK         0x000c
758 #define UCC_UART_UPSMR_RPM_ODD          0x0000
759 #define UCC_UART_UPSMR_RPM_LOW          0x0004
760 #define UCC_UART_UPSMR_RPM_EVEN         0x0008
761 #define UCC_UART_UPSMR_RPM_HIGH         0x000C
762 #define UCC_UART_UPSMR_TPM_MASK         0x0003
763 #define UCC_UART_UPSMR_TPM_ODD          0x0000
764 #define UCC_UART_UPSMR_TPM_LOW          0x0001
765 #define UCC_UART_UPSMR_TPM_EVEN         0x0002
766 #define UCC_UART_UPSMR_TPM_HIGH         0x0003
767 
768 /* UCC Protocol Specific Mode Register (UPSMR), when used for Ethernet */
769 #define UCC_GETH_UPSMR_FTFE     0x80000000
770 #define UCC_GETH_UPSMR_PTPE     0x40000000
771 #define UCC_GETH_UPSMR_ECM      0x04000000
772 #define UCC_GETH_UPSMR_HSE      0x02000000
773 #define UCC_GETH_UPSMR_PRO      0x00400000
774 #define UCC_GETH_UPSMR_CAP      0x00200000
775 #define UCC_GETH_UPSMR_RSH      0x00100000
776 #define UCC_GETH_UPSMR_RPM      0x00080000
777 #define UCC_GETH_UPSMR_R10M     0x00040000
778 #define UCC_GETH_UPSMR_RLPB     0x00020000
779 #define UCC_GETH_UPSMR_TBIM     0x00010000
780 #define UCC_GETH_UPSMR_RES1     0x00002000
781 #define UCC_GETH_UPSMR_RMM      0x00001000
782 #define UCC_GETH_UPSMR_CAM      0x00000400
783 #define UCC_GETH_UPSMR_BRO      0x00000200
784 #define UCC_GETH_UPSMR_SMM      0x00000080
785 #define UCC_GETH_UPSMR_SGMM     0x00000020
786 
787 /* UCC Transmit On Demand Register (UTODR) */
788 #define UCC_SLOW_TOD    0x8000
789 #define UCC_FAST_TOD    0x8000
790 
791 /* UCC Bus Mode Register masks */
792 /* Not to be confused with the Bundle Mode Register */
793 #define UCC_BMR_GBL             0x20
794 #define UCC_BMR_BO_BE           0x10
795 #define UCC_BMR_CETM            0x04
796 #define UCC_BMR_DTB             0x02
797 #define UCC_BMR_BDB             0x01
798 
799 /* Function code masks */
800 #define FC_GBL                          0x20
801 #define FC_DTB_LCL                      0x02
802 #define UCC_FAST_FUNCTION_CODE_GBL      0x20
803 #define UCC_FAST_FUNCTION_CODE_DTB_LCL  0x02
804 #define UCC_FAST_FUNCTION_CODE_BDB_LCL  0x01
805 
806 #endif /* __KERNEL__ */
807 #endif /* _ASM_POWERPC_QE_H */
808 

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