aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/hardware/sa1111.h
blob: 7c2bbc7f0be168693a674df1f4f86142b25d5e25 (plain) (blame)
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
/*
 * arch/arm/include/asm/hardware/sa1111.h
 *
 * Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
 *
 * This file contains definitions for the SA-1111 Companion Chip.
 * (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.)
 *
 * Macro that calculates real address for registers in the SA-1111
 */

#ifndef _ASM_ARCH_SA1111
#define _ASM_ARCH_SA1111

#include <mach/bitfield.h>

/*
 * The SA1111 is always located at virtual 0xf4000000, and is always
 * "native" endian.
 */

#define SA1111_VBASE		0xf4000000

/* Don't use these! */
#define SA1111_p2v( x )         ((x) - SA1111_BASE + SA1111_VBASE)
#define SA1111_v2p( x )         ((x) - SA1111_VBASE + SA1111_BASE)

#ifndef __ASSEMBLY__
#define _SA1111(x)	((x) + sa1111->resource.start)
#endif

#define sa1111_writel(val,addr)	__raw_writel(val, addr)
#define sa1111_readl(addr)	__raw_readl(addr)

/*
 * 26 bits of the SA-1110 address bus are available to the SA-1111.
 * Use these when feeding target addresses to the DMA engines.
 */

#define SA1111_ADDR_WIDTH	(26)
#define SA1111_ADDR_MASK	((1<<SA1111_ADDR_WIDTH)-1)
#define SA1111_DMA_ADDR(x)	((x)&SA1111_ADDR_MASK)

/*
 * Don't ask the (SAC) DMA engines to move less than this amount.
 */

#define SA1111_SAC_DMA_MIN_XFER	(0x800)

/*
 * System Bus Interface (SBI)
 *
 * Registers
 *    SKCR	Control Register
 *    SMCR	Shared Memory Controller Register
 *    SKID	ID Register
 */
#define SA1111_SKCR	0x0000
#define SA1111_SMCR	0x0004
#define SA1111_SKID	0x0008

#define SKCR_PLL_BYPASS	(1<<0)
#define SKCR_RCLKEN	(1<<1)
#define SKCR_SLEEP	(1<<2)
#define SKCR_DOZE	(1<<3)
#define SKCR_VCO_OFF	(1<<4)
#define SKCR_SCANTSTEN	(1<<5)
#define SKCR_CLKTSTEN	(1<<6)
#define SKCR_RDYEN	(1<<7)
#define SKCR_SELAC	(1<<8)
#define SKCR_OPPC	(1<<9)
#define SKCR_PLLTSTEN	(1<<10)
#define SKCR_USBIOTSTEN	(1<<11)
/*
 * Don't believe the specs!  Take them, throw them outside.  Leave them
 * there for a week.  Spit on them.  Walk on them.  Stamp on them.
 * Pour gasoline over them and finally burn them.  Now think about coding.
 *  - The October 1999 errata (278260-007) says its bit 13, 1 to enable.
 *  - The Feb 2001 errata (278260-010) says that the previous errata
 *    (278260-009) is wrong, and its bit actually 12, fixed in spec
 *    278242-003.
 *  - The SA1111 manual (278242) says bit 12, but 0 to enable.
 *  - Reality is bit 13, 1 to enable.
 *      -- rmk
 */
#define SKCR_OE_EN	(1<<13)

#define SMCR_DTIM	(1<<0)
#define SMCR_MBGE	(1<<1)
#define SMCR_DRAC_0	(1<<2)
#define SMCR_DRAC_1	(1<<3)
#define SMCR_DRAC_2	(1<<4)
#define SMCR_DRAC	Fld(3, 2)
#define SMCR_CLAT	(1<<5)

#define SKID_SIREV_MASK	(0x000000f0)
#define SKID_MTREV_MASK (0x0000000f)
#define SKID_ID_MASK	(0xffffff00)
#define SKID_SA1111_ID	(0x690cc200)

/*
 * System Controller
 *
 * Registers
 *    SKPCR	Power Control Register
 *    SKCDR	Clock Divider Register
 *    SKAUD	Audio Clock Divider Register
 *    SKPMC	PS/2 Mouse Clock Divider Register
 *    SKPTC	PS/2 Track Pad Clock Divider Register
 *    SKPEN0	PWM0 Enable Register
 *    SKPWM0	PWM0 Clock Register
 *    SKPEN1	PWM1 Enable Register
 *    SKPWM1	PWM1 Clock Register
 */
#define SA1111_SKPCR	0x0200
#define SA1111_SKCDR	0x0204
#define SA1111_SKAUD	0x0208
#define SA1111_SKPMC	0x020c
#define SA1111_SKPTC	0x0210
#define SA1111_SKPEN0	0x0214
#define SA1111_SKPWM0	0x0218
#define SA1111_SKPEN1	0x021c
#define SA1111_SKPWM1	0x0220

#define SKPCR_UCLKEN	(1<<0)
#define SKPCR_ACCLKEN	(1<<1)
#define SKPCR_I2SCLKEN	(1<<2)
#define SKPCR_L3CLKEN	(1<<3)
#define SKPCR_SCLKEN	(1<<4)
#define SKPCR_PMCLKEN	(1<<5)
#define SKPCR_PTCLKEN	(1<<6)
#define SKPCR_DCLKEN	(1<<7)
#define SKPCR_PWMCLKEN	(1<<8)

/* USB Host controller */
#define SA1111_USB		0x0400

/*
 * Serial Audio Controller
 *
 * Registers
 *    SACR0             Serial Audio Common Control Register
 *    SACR1             Serial Audio Alternate Mode (I2C/MSB) Control Register
 *    SACR2             Serial Audio AC-link Control Register
 *    SASR0             Serial Audio I2S/MSB Interface & FIFO Status Register
 *    SASR1             Serial Audio AC-link Interface & FIFO Status Register
 *    SASCR             Serial Audio Status Clear Register
 *    L3_CAR            L3 Control Bus Address Register
 *    L3_CDR            L3 Control Bus Data Register
 *    ACCAR             AC-link Command Address Register
 *    ACCDR             AC-link Command Data Register
 *    ACSAR             AC-link Status Address Register
 *    ACSDR             AC-link Status Data Register
 *    SADTCS            Serial Audio DMA Transmit Control/Status Register
 *    SADTSA            Serial Audio DMA Transmit Buffer Start Address A
 *    SADTCA            Serial Audio DMA Transmit Buffer Count Register A
 *    SADTSB            Serial Audio DMA Transmit Buffer Start Address B
 *    SADTCB            Serial Audio DMA Transmit Buffer Count Register B
 *    SADRCS            Serial Audio DMA Receive Control/Status Register
 *    SADRSA            Serial Audio DMA Receive Buffer Start Address A
 *    SADRCA            Serial Audio DMA Receive Buffer Count Register A
 *    SADRSB            Serial Audio DMA Receive Buffer Start Address B
 *    SADRCB            Serial Audio DMA Receive Buffer Count Register B
 *    SAITR             Serial Audio Interrupt Test Register
 *    SADR              Serial Audio Data Register (16 x 32-bit)
 */

#define SA1111_SERAUDIO		0x0600

/*
 * These are offsets from the above base.
 */
#define SA1111_SACR0		0x00
#define SA1111_SACR1		0x04
#define SA1111_SACR2		0x08
#define SA1111_SASR0		0x0c
#define SA1111_SASR1		0x10
#define SA1111_SASCR		0x18
#define SA1111_L3_CAR		0x1c
#define SA1111_L3_CDR		0x20
#define SA1111_ACCAR		0x24
#define SA1111_ACCDR		0x28
#define SA1111_ACSAR		0x2c
#define SA1111_ACSDR		0x30
#define SA1111_SADTCS		0x34
#define SA1111_SADTSA		0x38
#define SA1111_SADTCA		0x3c
#define SA1111_SADTSB		0x40
#define SA1111_SADTCB		0x44
#define SA1111_SADRCS		0x48
#define SA1111_SADRSA		0x4c
#define SA1111_SADRCA		0x50
#define SA1111_SADRSB		0x54
#define SA1111_SADRCB		0x58
#define SA1111_SAITR		0x5c
#define SA1111_SADR		0x80

#ifndef CONFIG_ARCH_PXA

#define SACR0_ENB	(1<<0)
#define SACR0_BCKD	(1<<2)
#define SACR0_RST	(1<<3)

#define SACR1_AMSL	(1<<0)
#define SACR1_L3EN	(1<<1)
#define SACR1_L3MB	(1<<2)
#define SACR1_DREC	(1<<3)
#define SACR1_DRPL	(1<<4)
#define SACR1_ENLBF	(1<<5)

#define SACR2_TS3V	(1<<0)
#define SACR2_TS4V	(1<<1)
#define SACR2_WKUP	(1<<2)
#define SACR2_DREC	(1<<3)
#define SACR2_DRPL	(1<<4)
#define SACR2_ENLBF	(1<<5)
#define SACR2_RESET	(1<<6)

#define SASR0_TNF	(1<<0)
#define SASR0_RNE	(1<<1)
#define SASR0_BSY	(1<<2)
#define SASR0_TFS	(1<<3)
#define SASR0_RFS	(1<<4)
#define SASR0_TUR	(1<<5)
#define SASR0_ROR	(1<<6)
#define SASR0_L3WD	(1<<16)
#define SASR0_L3RD	(1<<17)

#define SASR1_TNF	(1<<0)
#define SASR1_RNE	(1<<1)
#define SASR1_BSY	(1<<2)
#define SASR1_TFS	(1<<3)
#define SASR1_RFS	(1<<4)
#define SASR1_TUR	(1<<5)
#define SASR1_ROR	(1<<6)
#define SASR1_CADT	(1<<16)
#define SASR1_SADR	(1<<17)
#define SASR1_RSTO	(1<<18)
#define SASR1_CLPM	(1<<19)
#define SASR1_CRDY	(1<<20)
#define SASR1_RS3V	(1<<21)
#define SASR1_RS4V	(1<<22)

#define SASCR_TUR	(1<<5)
#define SASCR_ROR	(1<<6)
#define SASCR_DTS	(1<<16)
#define SASCR_RDD	(1<<17)
#define SASCR_STO	(1<<18)

#define SADTCS_TDEN	(1<<0)
#define SADTCS_TDIE	(1<<1)
#define SADTCS_TDBDA	(1<<3)
#define SADTCS_TDSTA	(1<<4)
#define SADTCS_TDBDB	(1<<5)
#define SADTCS_TDSTB	(1<<6)
#define SADTCS_TBIU	(1<<7)

#define SADRCS_RDEN	(1<<0)
#define SADRCS_RDIE	(1<<1)
#define SADRCS_RDBDA	(1<<3)
#define SADRCS_RDSTA	(1<<4)
#define SADRCS_RDBDB	(1<<5)
#define SADRCS_RDSTB	(1<<6)
#define SADRCS_RBIU	(1<<7)

#define SAD_CS_DEN	(1<<0)
#define SAD_CS_DIE	(1<<1)	/* Not functional on metal 1 */
#define SAD_CS_DBDA	(1<<3)	/* Not functional on metal 1 */
#define SAD_CS_DSTA	(1<<4)
#define SAD_CS_DBDB	(1<<5)	/* Not functional on metal 1 */
#define SAD_CS_DSTB	(1<<6)
#define SAD_CS_BIU	(1<<7)	/* Not functional on metal 1 */

#define SAITR_TFS	(1<<0)
#define SAITR_RFS	(1<<1)
#define SAITR_TUR	(1<<2)
#define SAITR_ROR	(1<<3)
#define SAITR_CADT	(1<<4)
#define SAITR_SADR	(1<<5)
#define SAITR_RSTO	(1<<6)
#define SAITR_TDBDA	(1<<8)
#define SAITR_TDBDB	(1<<9)
#define SAITR_RDBDA	(1<<10)
#define SAITR_RDBDB	(1<<11)

#endif  /* !CONFIG_ARCH_PXA */

/*
 * General-Purpose I/O Interface
 *
 * Registers
 *    PA_DDR		GPIO Block A Data Direction
 *    PA_DRR/PA_DWR	GPIO Block A Data Value Register (read/write)
 *    PA_SDR		GPIO Block A Sleep Direction
 *    PA_SSR		GPIO Block A Sleep State
 *    PB_DDR		GPIO Block B Data Direction
 *    PB_DRR/PB_DWR	GPIO Block B Data Value Register (read/write)
 *    PB_SDR		GPIO Block B Sleep Direction
 *    PB_SSR		GPIO Block B Sleep State
 *    PC_DDR		GPIO Block C Data Direction
 *    PC_DRR/PC_DWR	GPIO Block C Data Value Register (read/write)
 *    PC_SDR		GPIO Block C Sleep Direction
 *    PC_SSR		GPIO Block C Sleep State
 */

#define SA1111_GPIO	0x1000

#define SA1111_GPIO_PADDR	(0x000)
#define SA1111_GPIO_PADRR	(0x004)
#define SA1111_GPIO_PADWR	(0x004)
#define SA1111_GPIO_PASDR	(0x008)
#define SA1111_GPIO_PASSR	(0x00c)
#define SA1111_GPIO_PBDDR	(0x010)
#define SA1111_GPIO_PBDRR	(0x014)
#define SA1111_GPIO_PBDWR	(0x014)
#define SA1111_GPIO_PBSDR	(0x018)
#define SA1111_GPIO_PBSSR	(0x01c)
#define SA1111_GPIO_PCDDR	(0x020)
#define SA1111_GPIO_PCDRR	(0x024)
#define SA1111_GPIO_PCDWR	(0x024)
#define SA1111_GPIO_PCSDR	(0x028)
#define SA1111_GPIO_PCSSR	(0x02c)

#define GPIO_A0		(1 << 0)
#define GPIO_A1		(1 << 1)
#define GPIO_A2		(1 << 2)
#define GPIO_A3		(1 << 3)

#define GPIO_B0		(1 << 8)
#define GPIO_B1		(1 << 9)
#define GPIO_B2		(1 << 10)
#define GPIO_B3		(1 << 11)
#define GPIO_B4		(1 << 12)
#define GPIO_B5		(1 << 13)
#define GPIO_B6		(1 << 14)
#define GPIO_B7		(1 << 15)

#define GPIO_C0		(1 << 16)
#define GPIO_C1		(1 << 17)
#define GPIO_C2		(1 << 18)
#define GPIO_C3		(1 << 19)
#define GPIO_C4		(1 << 20)
#define GPIO_C5		(1 << 21)
#define GPIO_C6		(1 << 22)
#define GPIO_C7		(1 << 23)

/*
 * Interrupt Controller
 *
 * Registers
 *    INTTEST0		Test register 0
 *    INTTEST1		Test register 1
 *    INTEN0		Interrupt Enable register 0
 *    INTEN1		Interrupt Enable register 1
 *    INTPOL0		Interrupt Polarity selection 0
 *    INTPOL1		Interrupt Polarity selection 1
 *    INTTSTSEL		Interrupt source selection
 *    INTSTATCLR0	Interrupt Status/Clear 0
 *    INTSTATCLR1	Interrupt Status/Clear 1
 *    INTSET0		Interrupt source set 0
 *    INTSET1		Interrupt source set 1
 *    WAKE_EN0		Wake-up source enable 0
 *    WAKE_EN1		Wake-up source enable 1
 *    WAKE_POL0		Wake-up polarity selection 0
 *    WAKE_POL1		Wake-up polarity selection 1
 */
#define SA1111_INTC		0x1600

/*
 * These are offsets from the above base.
 */
#define SA1111_INTTEST0		0x0000
#define SA1111_INTTEST1		0x0004
#define SA1111_INTEN0		0x0008
#define SA1111_INTEN1		0x000c
#define SA1111_INTPOL0		0x0010
#define SA1111_INTPOL1		0x0014
#define SA1111_INTTSTSEL	0x0018
#define SA1111_INTSTATCLR0	0x001c
#define SA1111_INTSTATCLR1	0x0020
#define SA1111_INTSET0		0x0024
#define SA1111_INTSET1		0x0028
#define SA1111_WAKEEN0		0x002c
#define SA1111_WAKEEN1		0x0030
#define SA1111_WAKEPOL0		0x0034
#define SA1111_WAKEPOL1		0x0038

/* PS/2 Trackpad and Mouse Interfaces */
#define SA1111_KBD		0x0a00
#define SA1111_MSE		0x0c00

/* PCMCIA Interface */
#define SA1111_PCMCIA		0x1600





extern struct bus_type sa1111_bus_type;

#define SA1111_DEVID_SBI	(1 << 0)
#define SA1111_DEVID_SK		(1 << 1)
#define SA1111_DEVID_USB	(1 << 2)
#define SA1111_DEVID_SAC	(1 << 3)
#define SA1111_DEVID_SSP	(1 << 4)
#define SA1111_DEVID_PS2	(3 << 5)
#define SA1111_DEVID_PS2_KBD	(1 << 5)
#define SA1111_DEVID_PS2_MSE	(1 << 6)
#define SA1111_DEVID_GPIO	(1 << 7)
#define SA1111_DEVID_INT	(1 << 8)
#define SA1111_DEVID_PCMCIA	(1 << 9)

struct sa1111_dev {
	struct device	dev;
	unsigned int	devid;
	struct resource	res;
	void __iomem	*mapbase;
	unsigned int	skpcr_mask;
	unsigned int	irq[6];
	u64		dma_mask;
};

#define SA1111_DEV(_d)	container_of((_d), struct sa1111_dev, dev)

#define sa1111_get_drvdata(d)	dev_get_drvdata(&(d)->dev)
#define sa1111_set_drvdata(d,p)	dev_set_drvdata(&(d)->dev, p)

struct sa1111_driver {
	struct device_driver	drv;
	unsigned int		devid;
	int (*probe)(struct sa1111_dev *);
	int (*remove)(struct sa1111_dev *);
	int (*suspend)(struct sa1111_dev *, pm_message_t);
	int (*resume)(struct sa1111_dev *);
	void (*shutdown)(struct sa1111_dev *);
};

#define SA1111_DRV(_d)	container_of((_d), struct sa1111_driver, drv)

#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)

/*
 * These frob the SKPCR register, and call platform specific
 * enable/disable functions.
 */
int sa1111_enable_device(struct sa1111_dev *);
void sa1111_disable_device(struct sa1111_dev *);

unsigned int sa1111_pll_clock(struct sa1111_dev *);

#define SA1111_AUDIO_ACLINK	0
#define SA1111_AUDIO_I2S	1

void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode);
int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate);
int sa1111_get_audio_rate(struct sa1111_dev *sadev);

int sa1111_check_dma_bug(dma_addr_t addr);

int sa1111_driver_register(struct sa1111_driver *);
void sa1111_driver_unregister(struct sa1111_driver *);

void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int dir, unsigned int sleep_dir);
void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);

struct sa1111_platform_data {
	int	irq_base;	/* base for cascaded on-chip IRQs */
	unsigned disable_devs;
	void	*data;
	int	(*enable)(void *, unsigned);
	void	(*disable)(void *, unsigned);
};

#endif  /* _ASM_ARCH_SA1111 */