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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Russell King4baa9922008-08-02 10:55:55 +01002 * arch/arm/include/asm/hardware/sa1111.h
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 *
4 * Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
5 *
6 * This file contains definitions for the SA-1111 Companion Chip.
7 * (Structure and naming borrowed from SA-1101.h, by Peter Danielsson.)
8 *
9 * Macro that calculates real address for registers in the SA-1111
10 */
11
12#ifndef _ASM_ARCH_SA1111
13#define _ASM_ARCH_SA1111
14
Russell Kinga09e64f2008-08-05 16:14:15 +010015#include <mach/bitfield.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070016
17/*
18 * The SA1111 is always located at virtual 0xf4000000, and is always
19 * "native" endian.
20 */
21
22#define SA1111_VBASE 0xf4000000
23
24/* Don't use these! */
25#define SA1111_p2v( x ) ((x) - SA1111_BASE + SA1111_VBASE)
26#define SA1111_v2p( x ) ((x) - SA1111_VBASE + SA1111_BASE)
27
28#ifndef __ASSEMBLY__
29#define _SA1111(x) ((x) + sa1111->resource.start)
30#endif
31
Nicolas Pitrebc43fd42007-02-17 03:18:39 +010032#define sa1111_writel(val,addr) __raw_writel(val, addr)
33#define sa1111_readl(addr) __raw_readl(addr)
34
Linus Torvalds1da177e2005-04-16 15:20:36 -070035/*
36 * 26 bits of the SA-1110 address bus are available to the SA-1111.
37 * Use these when feeding target addresses to the DMA engines.
38 */
39
40#define SA1111_ADDR_WIDTH (26)
41#define SA1111_ADDR_MASK ((1<<SA1111_ADDR_WIDTH)-1)
42#define SA1111_DMA_ADDR(x) ((x)&SA1111_ADDR_MASK)
43
44/*
45 * Don't ask the (SAC) DMA engines to move less than this amount.
46 */
47
48#define SA1111_SAC_DMA_MIN_XFER (0x800)
49
50/*
Linus Torvalds1da177e2005-04-16 15:20:36 -070051 * System Bus Interface (SBI)
52 *
53 * Registers
54 * SKCR Control Register
55 * SMCR Shared Memory Controller Register
56 * SKID ID Register
57 */
58#define SA1111_SKCR 0x0000
59#define SA1111_SMCR 0x0004
60#define SA1111_SKID 0x0008
61
62#define SKCR_PLL_BYPASS (1<<0)
63#define SKCR_RCLKEN (1<<1)
64#define SKCR_SLEEP (1<<2)
65#define SKCR_DOZE (1<<3)
66#define SKCR_VCO_OFF (1<<4)
67#define SKCR_SCANTSTEN (1<<5)
68#define SKCR_CLKTSTEN (1<<6)
69#define SKCR_RDYEN (1<<7)
70#define SKCR_SELAC (1<<8)
71#define SKCR_OPPC (1<<9)
72#define SKCR_PLLTSTEN (1<<10)
73#define SKCR_USBIOTSTEN (1<<11)
74/*
75 * Don't believe the specs! Take them, throw them outside. Leave them
76 * there for a week. Spit on them. Walk on them. Stamp on them.
77 * Pour gasoline over them and finally burn them. Now think about coding.
78 * - The October 1999 errata (278260-007) says its bit 13, 1 to enable.
79 * - The Feb 2001 errata (278260-010) says that the previous errata
80 * (278260-009) is wrong, and its bit actually 12, fixed in spec
81 * 278242-003.
82 * - The SA1111 manual (278242) says bit 12, but 0 to enable.
83 * - Reality is bit 13, 1 to enable.
84 * -- rmk
85 */
86#define SKCR_OE_EN (1<<13)
87
88#define SMCR_DTIM (1<<0)
89#define SMCR_MBGE (1<<1)
90#define SMCR_DRAC_0 (1<<2)
91#define SMCR_DRAC_1 (1<<3)
92#define SMCR_DRAC_2 (1<<4)
93#define SMCR_DRAC Fld(3, 2)
94#define SMCR_CLAT (1<<5)
95
96#define SKID_SIREV_MASK (0x000000f0)
97#define SKID_MTREV_MASK (0x0000000f)
98#define SKID_ID_MASK (0xffffff00)
99#define SKID_SA1111_ID (0x690cc200)
100
101/*
102 * System Controller
103 *
104 * Registers
105 * SKPCR Power Control Register
106 * SKCDR Clock Divider Register
107 * SKAUD Audio Clock Divider Register
108 * SKPMC PS/2 Mouse Clock Divider Register
109 * SKPTC PS/2 Track Pad Clock Divider Register
110 * SKPEN0 PWM0 Enable Register
111 * SKPWM0 PWM0 Clock Register
112 * SKPEN1 PWM1 Enable Register
113 * SKPWM1 PWM1 Clock Register
114 */
115#define SA1111_SKPCR 0x0200
116#define SA1111_SKCDR 0x0204
117#define SA1111_SKAUD 0x0208
118#define SA1111_SKPMC 0x020c
119#define SA1111_SKPTC 0x0210
120#define SA1111_SKPEN0 0x0214
121#define SA1111_SKPWM0 0x0218
122#define SA1111_SKPEN1 0x021c
123#define SA1111_SKPWM1 0x0220
124
125#define SKPCR_UCLKEN (1<<0)
126#define SKPCR_ACCLKEN (1<<1)
127#define SKPCR_I2SCLKEN (1<<2)
128#define SKPCR_L3CLKEN (1<<3)
129#define SKPCR_SCLKEN (1<<4)
130#define SKPCR_PMCLKEN (1<<5)
131#define SKPCR_PTCLKEN (1<<6)
132#define SKPCR_DCLKEN (1<<7)
133#define SKPCR_PWMCLKEN (1<<8)
134
Russell King22135362012-01-16 11:37:03 +0000135/* USB Host controller */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700136#define SA1111_USB 0x0400
137
138/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139 * Serial Audio Controller
140 *
141 * Registers
142 * SACR0 Serial Audio Common Control Register
143 * SACR1 Serial Audio Alternate Mode (I2C/MSB) Control Register
144 * SACR2 Serial Audio AC-link Control Register
145 * SASR0 Serial Audio I2S/MSB Interface & FIFO Status Register
146 * SASR1 Serial Audio AC-link Interface & FIFO Status Register
147 * SASCR Serial Audio Status Clear Register
148 * L3_CAR L3 Control Bus Address Register
149 * L3_CDR L3 Control Bus Data Register
150 * ACCAR AC-link Command Address Register
151 * ACCDR AC-link Command Data Register
152 * ACSAR AC-link Status Address Register
153 * ACSDR AC-link Status Data Register
154 * SADTCS Serial Audio DMA Transmit Control/Status Register
155 * SADTSA Serial Audio DMA Transmit Buffer Start Address A
156 * SADTCA Serial Audio DMA Transmit Buffer Count Register A
157 * SADTSB Serial Audio DMA Transmit Buffer Start Address B
158 * SADTCB Serial Audio DMA Transmit Buffer Count Register B
159 * SADRCS Serial Audio DMA Receive Control/Status Register
160 * SADRSA Serial Audio DMA Receive Buffer Start Address A
161 * SADRCA Serial Audio DMA Receive Buffer Count Register A
162 * SADRSB Serial Audio DMA Receive Buffer Start Address B
163 * SADRCB Serial Audio DMA Receive Buffer Count Register B
164 * SAITR Serial Audio Interrupt Test Register
165 * SADR Serial Audio Data Register (16 x 32-bit)
166 */
167
Nicolas Pitrebc43fd42007-02-17 03:18:39 +0100168#define SA1111_SERAUDIO 0x0600
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169
Nicolas Pitrebc43fd42007-02-17 03:18:39 +0100170/*
171 * These are offsets from the above base.
172 */
173#define SA1111_SACR0 0x00
174#define SA1111_SACR1 0x04
175#define SA1111_SACR2 0x08
176#define SA1111_SASR0 0x0c
177#define SA1111_SASR1 0x10
178#define SA1111_SASCR 0x18
179#define SA1111_L3_CAR 0x1c
180#define SA1111_L3_CDR 0x20
181#define SA1111_ACCAR 0x24
182#define SA1111_ACCDR 0x28
183#define SA1111_ACSAR 0x2c
184#define SA1111_ACSDR 0x30
185#define SA1111_SADTCS 0x34
186#define SA1111_SADTSA 0x38
187#define SA1111_SADTCA 0x3c
188#define SA1111_SADTSB 0x40
189#define SA1111_SADTCB 0x44
190#define SA1111_SADRCS 0x48
191#define SA1111_SADRSA 0x4c
192#define SA1111_SADRCA 0x50
193#define SA1111_SADRSB 0x54
194#define SA1111_SADRCB 0x58
195#define SA1111_SAITR 0x5c
196#define SA1111_SADR 0x80
197
198#ifndef CONFIG_ARCH_PXA
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199
200#define SACR0_ENB (1<<0)
201#define SACR0_BCKD (1<<2)
202#define SACR0_RST (1<<3)
203
204#define SACR1_AMSL (1<<0)
205#define SACR1_L3EN (1<<1)
206#define SACR1_L3MB (1<<2)
207#define SACR1_DREC (1<<3)
208#define SACR1_DRPL (1<<4)
209#define SACR1_ENLBF (1<<5)
210
211#define SACR2_TS3V (1<<0)
212#define SACR2_TS4V (1<<1)
213#define SACR2_WKUP (1<<2)
214#define SACR2_DREC (1<<3)
215#define SACR2_DRPL (1<<4)
216#define SACR2_ENLBF (1<<5)
217#define SACR2_RESET (1<<6)
218
219#define SASR0_TNF (1<<0)
220#define SASR0_RNE (1<<1)
221#define SASR0_BSY (1<<2)
222#define SASR0_TFS (1<<3)
223#define SASR0_RFS (1<<4)
224#define SASR0_TUR (1<<5)
225#define SASR0_ROR (1<<6)
226#define SASR0_L3WD (1<<16)
227#define SASR0_L3RD (1<<17)
228
229#define SASR1_TNF (1<<0)
230#define SASR1_RNE (1<<1)
231#define SASR1_BSY (1<<2)
232#define SASR1_TFS (1<<3)
233#define SASR1_RFS (1<<4)
234#define SASR1_TUR (1<<5)
235#define SASR1_ROR (1<<6)
236#define SASR1_CADT (1<<16)
237#define SASR1_SADR (1<<17)
238#define SASR1_RSTO (1<<18)
239#define SASR1_CLPM (1<<19)
240#define SASR1_CRDY (1<<20)
241#define SASR1_RS3V (1<<21)
242#define SASR1_RS4V (1<<22)
243
244#define SASCR_TUR (1<<5)
245#define SASCR_ROR (1<<6)
246#define SASCR_DTS (1<<16)
247#define SASCR_RDD (1<<17)
248#define SASCR_STO (1<<18)
249
250#define SADTCS_TDEN (1<<0)
251#define SADTCS_TDIE (1<<1)
252#define SADTCS_TDBDA (1<<3)
253#define SADTCS_TDSTA (1<<4)
254#define SADTCS_TDBDB (1<<5)
255#define SADTCS_TDSTB (1<<6)
256#define SADTCS_TBIU (1<<7)
257
258#define SADRCS_RDEN (1<<0)
259#define SADRCS_RDIE (1<<1)
260#define SADRCS_RDBDA (1<<3)
261#define SADRCS_RDSTA (1<<4)
262#define SADRCS_RDBDB (1<<5)
263#define SADRCS_RDSTB (1<<6)
264#define SADRCS_RBIU (1<<7)
265
266#define SAD_CS_DEN (1<<0)
267#define SAD_CS_DIE (1<<1) /* Not functional on metal 1 */
268#define SAD_CS_DBDA (1<<3) /* Not functional on metal 1 */
269#define SAD_CS_DSTA (1<<4)
270#define SAD_CS_DBDB (1<<5) /* Not functional on metal 1 */
271#define SAD_CS_DSTB (1<<6)
272#define SAD_CS_BIU (1<<7) /* Not functional on metal 1 */
273
274#define SAITR_TFS (1<<0)
275#define SAITR_RFS (1<<1)
276#define SAITR_TUR (1<<2)
277#define SAITR_ROR (1<<3)
278#define SAITR_CADT (1<<4)
279#define SAITR_SADR (1<<5)
280#define SAITR_RSTO (1<<6)
281#define SAITR_TDBDA (1<<8)
282#define SAITR_TDBDB (1<<9)
283#define SAITR_RDBDA (1<<10)
284#define SAITR_RDBDB (1<<11)
285
Nicolas Pitrebc43fd42007-02-17 03:18:39 +0100286#endif /* !CONFIG_ARCH_PXA */
287
Linus Torvalds1da177e2005-04-16 15:20:36 -0700288/*
289 * General-Purpose I/O Interface
290 *
291 * Registers
292 * PA_DDR GPIO Block A Data Direction
293 * PA_DRR/PA_DWR GPIO Block A Data Value Register (read/write)
294 * PA_SDR GPIO Block A Sleep Direction
295 * PA_SSR GPIO Block A Sleep State
296 * PB_DDR GPIO Block B Data Direction
297 * PB_DRR/PB_DWR GPIO Block B Data Value Register (read/write)
298 * PB_SDR GPIO Block B Sleep Direction
299 * PB_SSR GPIO Block B Sleep State
300 * PC_DDR GPIO Block C Data Direction
301 * PC_DRR/PC_DWR GPIO Block C Data Value Register (read/write)
302 * PC_SDR GPIO Block C Sleep Direction
303 * PC_SSR GPIO Block C Sleep State
304 */
305
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306#define SA1111_GPIO 0x1000
307
308#define SA1111_GPIO_PADDR (0x000)
309#define SA1111_GPIO_PADRR (0x004)
310#define SA1111_GPIO_PADWR (0x004)
311#define SA1111_GPIO_PASDR (0x008)
312#define SA1111_GPIO_PASSR (0x00c)
313#define SA1111_GPIO_PBDDR (0x010)
314#define SA1111_GPIO_PBDRR (0x014)
315#define SA1111_GPIO_PBDWR (0x014)
316#define SA1111_GPIO_PBSDR (0x018)
317#define SA1111_GPIO_PBSSR (0x01c)
318#define SA1111_GPIO_PCDDR (0x020)
319#define SA1111_GPIO_PCDRR (0x024)
320#define SA1111_GPIO_PCDWR (0x024)
321#define SA1111_GPIO_PCSDR (0x028)
322#define SA1111_GPIO_PCSSR (0x02c)
323
324#define GPIO_A0 (1 << 0)
325#define GPIO_A1 (1 << 1)
326#define GPIO_A2 (1 << 2)
327#define GPIO_A3 (1 << 3)
328
329#define GPIO_B0 (1 << 8)
330#define GPIO_B1 (1 << 9)
331#define GPIO_B2 (1 << 10)
332#define GPIO_B3 (1 << 11)
333#define GPIO_B4 (1 << 12)
334#define GPIO_B5 (1 << 13)
335#define GPIO_B6 (1 << 14)
336#define GPIO_B7 (1 << 15)
337
338#define GPIO_C0 (1 << 16)
339#define GPIO_C1 (1 << 17)
340#define GPIO_C2 (1 << 18)
341#define GPIO_C3 (1 << 19)
342#define GPIO_C4 (1 << 20)
343#define GPIO_C5 (1 << 21)
344#define GPIO_C6 (1 << 22)
345#define GPIO_C7 (1 << 23)
346
347/*
348 * Interrupt Controller
349 *
350 * Registers
351 * INTTEST0 Test register 0
352 * INTTEST1 Test register 1
353 * INTEN0 Interrupt Enable register 0
354 * INTEN1 Interrupt Enable register 1
355 * INTPOL0 Interrupt Polarity selection 0
356 * INTPOL1 Interrupt Polarity selection 1
357 * INTTSTSEL Interrupt source selection
358 * INTSTATCLR0 Interrupt Status/Clear 0
359 * INTSTATCLR1 Interrupt Status/Clear 1
360 * INTSET0 Interrupt source set 0
361 * INTSET1 Interrupt source set 1
362 * WAKE_EN0 Wake-up source enable 0
363 * WAKE_EN1 Wake-up source enable 1
364 * WAKE_POL0 Wake-up polarity selection 0
365 * WAKE_POL1 Wake-up polarity selection 1
366 */
367#define SA1111_INTC 0x1600
368
369/*
370 * These are offsets from the above base.
371 */
372#define SA1111_INTTEST0 0x0000
373#define SA1111_INTTEST1 0x0004
374#define SA1111_INTEN0 0x0008
375#define SA1111_INTEN1 0x000c
376#define SA1111_INTPOL0 0x0010
377#define SA1111_INTPOL1 0x0014
378#define SA1111_INTTSTSEL 0x0018
379#define SA1111_INTSTATCLR0 0x001c
380#define SA1111_INTSTATCLR1 0x0020
381#define SA1111_INTSET0 0x0024
382#define SA1111_INTSET1 0x0028
383#define SA1111_WAKEEN0 0x002c
384#define SA1111_WAKEEN1 0x0030
385#define SA1111_WAKEPOL0 0x0034
386#define SA1111_WAKEPOL1 0x0038
387
Russell King4f8d9ca2012-01-16 11:29:43 +0000388/* PS/2 Trackpad and Mouse Interfaces */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700389#define SA1111_KBD 0x0a00
390#define SA1111_MSE 0x0c00
391
Russell Kingea8c00a2012-01-16 11:32:09 +0000392/* PCMCIA Interface */
393#define SA1111_PCMCIA 0x1600
Linus Torvalds1da177e2005-04-16 15:20:36 -0700394
Linus Torvalds1da177e2005-04-16 15:20:36 -0700395
396
397
398
399extern struct bus_type sa1111_bus_type;
400
Russell Kinge5c0fc42012-01-25 10:42:52 +0000401#define SA1111_DEVID_SBI (1 << 0)
402#define SA1111_DEVID_SK (1 << 1)
403#define SA1111_DEVID_USB (1 << 2)
404#define SA1111_DEVID_SAC (1 << 3)
405#define SA1111_DEVID_SSP (1 << 4)
406#define SA1111_DEVID_PS2 (3 << 5)
407#define SA1111_DEVID_PS2_KBD (1 << 5)
408#define SA1111_DEVID_PS2_MSE (1 << 6)
409#define SA1111_DEVID_GPIO (1 << 7)
410#define SA1111_DEVID_INT (1 << 8)
411#define SA1111_DEVID_PCMCIA (1 << 9)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412
413struct sa1111_dev {
414 struct device dev;
415 unsigned int devid;
416 struct resource res;
417 void __iomem *mapbase;
418 unsigned int skpcr_mask;
419 unsigned int irq[6];
420 u64 dma_mask;
421};
422
423#define SA1111_DEV(_d) container_of((_d), struct sa1111_dev, dev)
424
425#define sa1111_get_drvdata(d) dev_get_drvdata(&(d)->dev)
426#define sa1111_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p)
427
428struct sa1111_driver {
429 struct device_driver drv;
430 unsigned int devid;
431 int (*probe)(struct sa1111_dev *);
432 int (*remove)(struct sa1111_dev *);
433 int (*suspend)(struct sa1111_dev *, pm_message_t);
434 int (*resume)(struct sa1111_dev *);
Russell King6bd72f02012-01-26 11:01:18 +0000435 void (*shutdown)(struct sa1111_dev *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700436};
437
438#define SA1111_DRV(_d) container_of((_d), struct sa1111_driver, drv)
439
440#define SA1111_DRIVER_NAME(_sadev) ((_sadev)->dev.driver->name)
441
442/*
Russell Kingae99ddb2012-01-26 13:25:47 +0000443 * These frob the SKPCR register, and call platform specific
444 * enable/disable functions.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700445 */
Russell Kingae99ddb2012-01-26 13:25:47 +0000446int sa1111_enable_device(struct sa1111_dev *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700447void sa1111_disable_device(struct sa1111_dev *);
448
449unsigned int sa1111_pll_clock(struct sa1111_dev *);
450
451#define SA1111_AUDIO_ACLINK 0
452#define SA1111_AUDIO_I2S 1
453
454void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode);
455int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate);
456int sa1111_get_audio_rate(struct sa1111_dev *sadev);
457
458int sa1111_check_dma_bug(dma_addr_t addr);
459
460int sa1111_driver_register(struct sa1111_driver *);
461void sa1111_driver_unregister(struct sa1111_driver *);
462
463void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int dir, unsigned int sleep_dir);
464void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
465void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
466
Eric Miao19851c52009-12-26 16:23:02 +0800467struct sa1111_platform_data {
468 int irq_base; /* base for cascaded on-chip IRQs */
Russell King07be45f2012-01-26 13:34:21 +0000469 unsigned disable_devs;
Russell Kingae99ddb2012-01-26 13:25:47 +0000470 void *data;
471 int (*enable)(void *, unsigned);
472 void (*disable)(void *, unsigned);
Eric Miao19851c52009-12-26 16:23:02 +0800473};
474
Linus Torvalds1da177e2005-04-16 15:20:36 -0700475#endif /* _ASM_ARCH_SA1111 */