aboutsummaryrefslogtreecommitdiff
path: root/arch/powerpc/include/asm/8xx_immap.h
blob: bdf0563ba423886a5cde9ff2a63a47e8a3365604 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
/*
 * MPC8xx Internal Memory Map
 * Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
 *
 * The I/O on the MPC860 is comprised of blocks of special registers
 * and the dual port ram for the Communication Processor Module.
 * Within this space are functional units such as the SIU, memory
 * controller, system timers, and other control functions.  It is
 * a combination that I found difficult to separate into logical
 * functional files.....but anyone else is welcome to try.  -- Dan
 */
#ifdef __KERNEL__
#ifndef __IMMAP_8XX__
#define __IMMAP_8XX__

/* System configuration registers.
*/
typedef	struct sys_conf {
	uint	sc_siumcr;
	uint	sc_sypcr;
	uint	sc_swt;
	char	res1[2];
	ushort	sc_swsr;
	uint	sc_sipend;
	uint	sc_simask;
	uint	sc_siel;
	uint	sc_sivec;
	uint	sc_tesr;
	char	res2[0xc];
	uint	sc_sdcr;
	char	res3[0x4c];
} sysconf8xx_t;

/* PCMCIA configuration registers.
*/
typedef struct pcmcia_conf {
	uint	pcmc_pbr0;
	uint	pcmc_por0;
	uint	pcmc_pbr1;
	uint	pcmc_por1;
	uint	pcmc_pbr2;
	uint	pcmc_por2;
	uint	pcmc_pbr3;
	uint	pcmc_por3;
	uint	pcmc_pbr4;
	uint	pcmc_por4;
	uint	pcmc_pbr5;
	uint	pcmc_por5;
	uint	pcmc_pbr6;
	uint	pcmc_por6;
	uint	pcmc_pbr7;
	uint	pcmc_por7;
	char	res1[0x20];
	uint	pcmc_pgcra;
	uint	pcmc_pgcrb;
	uint	pcmc_pscr;
	char	res2[4];
	uint	pcmc_pipr;
	char	res3[4];
	uint	pcmc_per;
	char	res4[4];
} pcmconf8xx_t;

/* Memory controller registers.
*/
typedef struct	mem_ctlr {
	uint	memc_br0;
	uint	memc_or0;
	uint	memc_br1;
	uint	memc_or1;
	uint	memc_br2;
	uint	memc_or2;
	uint	memc_br3;
	uint	memc_or3;
	uint	memc_br4;
	uint	memc_or4;
	uint	memc_br5;
	uint	memc_or5;
	uint	memc_br6;
	uint	memc_or6;
	uint	memc_br7;
	uint	memc_or7;
	char	res1[0x24];
	uint	memc_mar;
	uint	memc_mcr;
	char	res2[4];
	uint	memc_mamr;
	uint	memc_mbmr;
	ushort	memc_mstat;
	ushort	memc_mptpr;
	uint	memc_mdr;
	char	res3[0x80];
} memctl8xx_t;

/*-----------------------------------------------------------------------
 * BR - Memory Controller: Base Register					16-9
 */
#define BR_BA_MSK	0xffff8000	/* Base Address Mask			*/
#define BR_AT_MSK	0x00007000	/* Address Type Mask			*/
#define BR_PS_MSK	0x00000c00	/* Port Size Mask			*/
#define BR_PS_32	0x00000000	/* 32 bit port size			*/
#define BR_PS_16	0x00000800	/* 16 bit port size			*/
#define BR_PS_8		0x00000400	/*  8 bit port size			*/
#define BR_PARE		0x00000200	/* Parity Enable			*/
#define BR_WP		0x00000100	/* Write Protect			*/
#define BR_MS_MSK	0x000000c0	/* Machine Select Mask			*/
#define BR_MS_GPCM	0x00000000	/* G.P.C.M. Machine Select		*/
#define BR_MS_UPMA	0x00000080	/* U.P.M.A Machine Select		*/
#define BR_MS_UPMB	0x000000c0	/* U.P.M.B Machine Select		*/
#define BR_V		0x00000001	/* Bank Valid				*/

/*-----------------------------------------------------------------------
 * OR - Memory Controller: Option Register				16-11
 */
#define OR_AM_MSK	0xffff8000	/* Address Mask Mask			*/
#define OR_ATM_MSK	0x00007000	/* Address Type Mask Mask		*/
#define OR_CSNT_SAM	0x00000800	/* Chip Select Negation Time/ Start	*/
					/* Address Multiplex			*/
#define OR_ACS_MSK	0x00000600	/* Address to Chip Select Setup mask	*/
#define OR_ACS_DIV1	0x00000000	/* CS is output at the same time	*/
#define OR_ACS_DIV4	0x00000400	/* CS is output 1/4 a clock later	*/
#define OR_ACS_DIV2	0x00000600	/* CS is output 1/2 a clock later	*/
#define OR_G5LA		0x00000400	/* Output #GPL5 on #GPL_A5		*/
#define OR_G5LS		0x00000200	/* Drive #GPL high on falling edge of...*/
#define OR_BI		0x00000100	/* Burst inhibit			*/
#define OR_SCY_MSK	0x000000f0	/* Cycle Length in Clocks		*/
#define OR_SCY_0_CLK	0x00000000	/* 0 clock cycles wait states		*/
#define OR_SCY_1_CLK	0x00000010	/* 1 clock cycles wait states		*/
#define OR_SCY_2_CLK	0x00000020	/* 2 clock cycles wait states		*/
#define OR_SCY_3_CLK	0x00000030	/* 3 clock cycles wait states		*/
#define OR_SCY_4_CLK	0x00000040	/* 4 clock cycles wait states		*/
#define OR_SCY_5_CLK	0x00000050	/* 5 clock cycles wait states		*/
#define OR_SCY_6_CLK	0x00000060	/* 6 clock cycles wait states		*/
#define OR_SCY_7_CLK	0x00000070	/* 7 clock cycles wait states		*/
#define OR_SCY_8_CLK	0x00000080	/* 8 clock cycles wait states		*/
#define OR_SCY_9_CLK	0x00000090	/* 9 clock cycles wait states		*/
#define OR_SCY_10_CLK	0x000000a0	/* 10 clock cycles wait states		*/
#define OR_SCY_11_CLK	0x000000b0	/* 11 clock cycles wait states		*/
#define OR_SCY_12_CLK	0x000000c0	/* 12 clock cycles wait states		*/
#define OR_SCY_13_CLK	0x000000d0	/* 13 clock cycles wait states		*/
#define OR_SCY_14_CLK	0x000000e0	/* 14 clock cycles wait states		*/
#define OR_SCY_15_CLK	0x000000f0	/* 15 clock cycles wait states		*/
#define OR_SETA		0x00000008	/* External Transfer Acknowledge	*/
#define OR_TRLX		0x00000004	/* Timing Relaxed			*/
#define OR_EHTR		0x00000002	/* Extended Hold Time on Read		*/

/* System Integration Timers.
*/
typedef struct	sys_int_timers {
	ushort	sit_tbscr;
	char	res0[0x02];
	uint	sit_tbreff0;
	uint	sit_tbreff1;
	char	res1[0x14];
	ushort	sit_rtcsc;
	char	res2[0x02];
	uint	sit_rtc;
	uint	sit_rtsec;
	uint	sit_rtcal;
	char	res3[0x10];
	ushort	sit_piscr;
	char	res4[2];
	uint	sit_pitc;
	uint	sit_pitr;
	char	res5[0x34];
} sit8xx_t;

#define TBSCR_TBIRQ_MASK	((ushort)0xff00)
#define TBSCR_REFA		((ushort)0x0080)
#define TBSCR_REFB		((ushort)0x0040)
#define TBSCR_REFAE		((ushort)0x0008)
#define TBSCR_REFBE		((ushort)0x0004)
#define TBSCR_TBF		((ushort)0x0002)
#define TBSCR_TBE		((ushort)0x0001)

#define RTCSC_RTCIRQ_MASK	((ushort)0xff00)
#define RTCSC_SEC		((ushort)0x0080)
#define RTCSC_ALR		((ushort)0x0040)
#define RTCSC_38K		((ushort)0x0010)
#define RTCSC_SIE		((ushort)0x0008)
#define RTCSC_ALE		((ushort)0x0004)
#define RTCSC_RTF		((ushort)0x0002)
#define RTCSC_RTE		((ushort)0x0001)

#define PISCR_PIRQ_MASK		((ushort)0xff00)
#define PISCR_PS		((ushort)0x0080)
#define PISCR_PIE		((ushort)0x0004)
#define PISCR_PTF		((ushort)0x0002)
#define PISCR_PTE		((ushort)0x0001)

/* Clocks and Reset.
*/
typedef struct clk_and_reset {
	uint	car_sccr;
	uint	car_plprcr;
	uint	car_rsr;
	char	res[0x74];        /* Reserved area                  */
} car8xx_t;

/* System Integration Timers keys.
*/
typedef struct sitk {
	uint	sitk_tbscrk;
	uint	sitk_tbreff0k;
	uint	sitk_tbreff1k;
	uint	sitk_tbk;
	char	res1[0x10];
	uint	sitk_rtcsck;
	uint	sitk_rtck;
	uint	sitk_rtseck;
	uint	sitk_rtcalk;
	char	res2[0x10];
	uint	sitk_piscrk;
	uint	sitk_pitck;
	char	res3[0x38];
} sitk8xx_t;

/* Clocks and reset keys.
*/
typedef struct cark {
	uint	cark_sccrk;
	uint	cark_plprcrk;
	uint	cark_rsrk;
	char	res[0x474];
} cark8xx_t;

/* The key to unlock registers maintained by keep-alive power.
*/
#define KAPWR_KEY	((unsigned int)0x55ccaa33)

/* Video interface.  MPC823 Only.
*/
typedef struct vid823 {
	ushort	vid_vccr;
	ushort	res1;
	u_char	vid_vsr;
	u_char	res2;
	u_char	vid_vcmr;
	u_char	res3;
	uint	vid_vbcb;
	uint	res4;
	uint	vid_vfcr0;
	uint	vid_vfaa0;
	uint	vid_vfba0;
	uint	vid_vfcr1;
	uint	vid_vfaa1;
	uint	vid_vfba1;
	u_char	res5[0x18];
} vid823_t;

/* LCD interface.  823 Only.
*/
typedef struct lcd {
	uint	lcd_lccr;
	uint	lcd_lchcr;
	uint	lcd_lcvcr;
	char	res1[4];
	uint	lcd_lcfaa;
	uint	lcd_lcfba;
	char	lcd_lcsr;
	char	res2[0x7];
} lcd823_t;

/* I2C
*/
typedef struct i2c {
	u_char	i2c_i2mod;
	char	res1[3];
	u_char	i2c_i2add;
	char	res2[3];
	u_char	i2c_i2brg;
	char	res3[3];
	u_char	i2c_i2com;
	char	res4[3];
	u_char	i2c_i2cer;
	char	res5[3];
	u_char	i2c_i2cmr;
	char	res6[0x8b];
} i2c8xx_t;

/* DMA control/status registers.
*/
typedef struct sdma_csr {
	char	res1[4];
	uint	sdma_sdar;
	u_char	sdma_sdsr;
	char	res3[3];
	u_char	sdma_sdmr;
	char	res4[3];
	u_char	sdma_idsr1;
	char	res5[3];
	u_char	sdma_idmr1;
	char	res6[3];
	u_char	sdma_idsr2;
	char	res7[3];
	u_char	sdma_idmr2;
	char	res8[0x13];
} sdma8xx_t;

/* Communication Processor Module Interrupt Controller.
*/
typedef struct cpm_ic {
	ushort	cpic_civr;
	char	res[0xe];
	uint	cpic_cicr;
	uint	cpic_cipr;
	uint	cpic_cimr;
	uint	cpic_cisr;
} cpic8xx_t;

/* Input/Output Port control/status registers.
*/
typedef struct io_port {
	ushort	iop_padir;
	ushort	iop_papar;
	ushort	iop_paodr;
	ushort	iop_padat;
	char	res1[8];
	ushort	iop_pcdir;
	ushort	iop_pcpar;
	ushort	iop_pcso;
	ushort	iop_pcdat;
	ushort	iop_pcint;
	char	res2[6];
	ushort	iop_pddir;
	ushort	iop_pdpar;
	char	res3[2];
	ushort	iop_pddat;
	uint	utmode;
	char	res4[4];
} iop8xx_t;

/* Communication Processor Module Timers
*/
typedef struct cpm_timers {
	ushort	cpmt_tgcr;
	char	res1[0xe];
	ushort	cpmt_tmr1;
	ushort	cpmt_tmr2;
	ushort	cpmt_trr1;
	ushort	cpmt_trr2;
	ushort	cpmt_tcr1;
	ushort	cpmt_tcr2;
	ushort	cpmt_tcn1;
	ushort	cpmt_tcn2;
	ushort	cpmt_tmr3;
	ushort	cpmt_tmr4;
	ushort	cpmt_trr3;
	ushort	cpmt_trr4;
	ushort	cpmt_tcr3;
	ushort	cpmt_tcr4;
	ushort	cpmt_tcn3;
	ushort	cpmt_tcn4;
	ushort	cpmt_ter1;
	ushort	cpmt_ter2;
	ushort	cpmt_ter3;
	ushort	cpmt_ter4;
	char	res2[8];
} cpmtimer8xx_t;

/* Finally, the Communication Processor stuff.....
*/
typedef struct scc {		/* Serial communication channels */
	uint	scc_gsmrl;
	uint	scc_gsmrh;
	ushort	scc_psmr;
	char	res1[2];
	ushort	scc_todr;
	ushort	scc_dsr;
	ushort	scc_scce;
	char	res2[2];
	ushort	scc_sccm;
	char	res3;
	u_char	scc_sccs;
	char	res4[8];
} scc_t;

typedef struct smc {		/* Serial management channels */
	char	res1[2];
	ushort	smc_smcmr;
	char	res2[2];
	u_char	smc_smce;
	char	res3[3];
	u_char	smc_smcm;
	char	res4[5];
} smc_t;

/* MPC860T Fast Ethernet Controller.  It isn't part of the CPM, but
 * it fits within the address space.
 */

typedef struct fec {
	uint	fec_addr_low;		/* lower 32 bits of station address	*/
	ushort	fec_addr_high;		/* upper 16 bits of station address	*/
	ushort	res1;			/* reserved				*/
	uint	fec_grp_hash_table_high;	/* upper 32-bits of hash table		*/
	uint	fec_grp_hash_table_low;	/* lower 32-bits of hash table		*/
	uint	fec_r_des_start;	/* beginning of Rx descriptor ring	*/
	uint	fec_x_des_start;	/* beginning of Tx descriptor ring	*/
	uint	fec_r_buff_size;	/* Rx buffer size			*/
	uint	res2[9];		/* reserved				*/
	uint	fec_ecntrl;		/* ethernet control register		*/
	uint	fec_ievent;		/* interrupt event register		*/
	uint	fec_imask;		/* interrupt mask register		*/
	uint	fec_ivec;		/* interrupt level and vector status	*/
	uint	fec_r_des_active;	/* Rx ring updated flag			*/
	uint	fec_x_des_active;	/* Tx ring updated flag			*/
	uint	res3[10];		/* reserved				*/
	uint	fec_mii_data;		/* MII data register			*/
	uint	fec_mii_speed;		/* MII speed control register		*/
	uint	res4[17];		/* reserved				*/
	uint	fec_r_bound;		/* end of RAM (read-only)		*/
	uint	fec_r_fstart;		/* Rx FIFO start address		*/
	uint	res5[6];		/* reserved				*/
	uint	fec_x_fstart;		/* Tx FIFO start address		*/
	uint	res6[17];		/* reserved				*/
	uint	fec_fun_code;		/* fec SDMA function code		*/
	uint	res7[3];		/* reserved				*/
	uint	fec_r_cntrl;		/* Rx control register			*/
	uint	fec_r_hash;		/* Rx hash register			*/
	uint	res8[14];		/* reserved				*/
	uint	fec_x_cntrl;		/* Tx control register			*/
	uint	res9[0x1e];		/* reserved				*/
} fec_t;

/* The FEC and LCD color map share the same address space....
 * I guess we will never see an 823T :-).
 */
union fec_lcd {
	fec_t	fl_un_fec;
	u_char	fl_un_cmap[0x200];
};

typedef struct comm_proc {
	/* General control and status registers.
	*/
	ushort	cp_cpcr;
	u_char	res1[2];
	ushort	cp_rccr;
	u_char	res2;
	u_char	cp_rmds;
	u_char	res3[4];
	ushort	cp_cpmcr1;
	ushort	cp_cpmcr2;
	ushort	cp_cpmcr3;
	ushort	cp_cpmcr4;
	u_char	res4[2];
	ushort	cp_rter;
	u_char	res5[2];
	ushort	cp_rtmr;
	u_char	res6[0x14];

	/* Baud rate generators.
	*/
	uint	cp_brgc1;
	uint	cp_brgc2;
	uint	cp_brgc3;
	uint	cp_brgc4;

	/* Serial Communication Channels.
	*/
	scc_t	cp_scc[4];

	/* Serial Management Channels.
	*/
	smc_t	cp_smc[2];

	/* Serial Peripheral Interface.
	*/
	ushort	cp_spmode;
	u_char	res7[4];
	u_char	cp_spie;
	u_char	res8[3];
	u_char	cp_spim;
	u_char	res9[2];
	u_char	cp_spcom;
	u_char	res10[2];

	/* Parallel Interface Port.
	*/
	u_char	res11[2];
	ushort	cp_pipc;
	u_char	res12[2];
	ushort	cp_ptpr;
	uint	cp_pbdir;
	uint	cp_pbpar;
	u_char	res13[2];
	ushort	cp_pbodr;
	uint	cp_pbdat;

	/* Port E - MPC87x/88x only.
	 */
	uint	cp_pedir;
	uint	cp_pepar;
	uint	cp_peso;
	uint	cp_peodr;
	uint	cp_pedat;

	/* Communications Processor Timing Register -
	   Contains RMII Timing for the FECs on MPC87x/88x only.
	*/
	uint	cp_cptr;

	/* Serial Interface and Time Slot Assignment.
	*/
	uint	cp_simode;
	u_char	cp_sigmr;
	u_char	res15;
	u_char	cp_sistr;
	u_char	cp_sicmr;
	u_char	res16[4];
	uint	cp_sicr;
	uint	cp_sirp;
	u_char	res17[0xc];

	/* 256 bytes of MPC823 video controller RAM array.
	*/
	u_char	cp_vcram[0x100];
	u_char	cp_siram[0x200];

	/* The fast ethernet controller is not really part of the CPM,
	 * but it resides in the address space.
	 * The LCD color map is also here.
	 */
	union	fec_lcd	fl_un;
#define cp_fec		fl_un.fl_un_fec
#define lcd_cmap	fl_un.fl_un_cmap
	char	res18[0xE00];

	/* The DUET family has a second FEC here */
	fec_t	cp_fec2;
#define cp_fec1	cp_fec	/* consistency macro */

	/* Dual Ported RAM follows.
	 * There are many different formats for this memory area
	 * depending upon the devices used and options chosen.
	 * Some processors don't have all of it populated.
	 */
	u_char	cp_dpmem[0x1C00];	/* BD / Data / ucode */
	u_char	cp_dparam[0x400];	/* Parameter RAM */
} cpm8xx_t;

/* Internal memory map.
*/
typedef struct immap {
	sysconf8xx_t	im_siu_conf;	/* SIU Configuration */
	pcmconf8xx_t	im_pcmcia;	/* PCMCIA Configuration */
	memctl8xx_t	im_memctl;	/* Memory Controller */
	sit8xx_t	im_sit;		/* System integration timers */
	car8xx_t	im_clkrst;	/* Clocks and reset */
	sitk8xx_t	im_sitk;	/* Sys int timer keys */
	cark8xx_t	im_clkrstk;	/* Clocks and reset keys */
	vid823_t	im_vid;		/* Video (823 only) */
	lcd823_t	im_lcd;		/* LCD (823 only) */
	i2c8xx_t	im_i2c;		/* I2C control/status */
	sdma8xx_t	im_sdma;	/* SDMA control/status */
	cpic8xx_t	im_cpic;	/* CPM Interrupt Controller */
	iop8xx_t	im_ioport;	/* IO Port control/status */
	cpmtimer8xx_t	im_cpmtimer;	/* CPM timers */
	cpm8xx_t	im_cpm;		/* Communication processor */
} immap_t;

#endif /* __IMMAP_8XX__ */
#endif /* __KERNEL__ */