1 /* $NetBSD: i80321reg.h,v 1.14 2003/12/19 10:08:11 gavan Exp $ */
2
3 /*-
4 * Copyright (c) 2002 Wasabi Systems, Inc.
5 * All rights reserved.
6 *
7 * Written by Jason R. Thorpe for Wasabi Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed for the NetBSD Project by
20 * Wasabi Systems, Inc.
21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22 * or promote products derived from this software without specific prior
23 * written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 *
37 * $FreeBSD: releng/9.0/sys/arm/xscale/i80321/i80321reg.h 161592 2006-08-24 23:51:28Z cognet $
38 *
39 */
40
41 #ifndef _ARM_XSCALE_I80321REG_H_
42 #define _ARM_XSCALE_I80321REG_H_
43
44 /*
45 * Register definitions for the Intel 80321 (``Verde'') I/O processor,
46 * based on the XScale core.
47 */
48
49 /*
50 * Base i80321 memory map:
51 *
52 * 0x0000.0000 - 0x7fff.ffff ATU Outbound Direct Addressing Window
53 * 0x8000.0000 - 0x9001.ffff ATU Outbound Translation Windows
54 * 0x9002.0000 - 0xffff.dfff External Memory
55 * 0xffff.e000 - 0xffff.e8ff Peripheral Memory Mapped Registers
56 * 0xffff.e900 - 0xffff.ffff Reserved
57 */
58
59 #define VERDE_OUT_DIRECT_WIN_BASE 0x00000000UL
60 #define VERDE_OUT_DIRECT_WIN_SIZE 0x80000000UL
61
62 #define VERDE_OUT_XLATE_MEM_WIN_SIZE 0x04000000UL
63 #define VERDE_OUT_XLATE_IO_WIN_SIZE 0x00010000UL
64
65 #define VERDE_OUT_XLATE_MEM_WIN0_BASE 0x80000000UL
66 #define VERDE_OUT_XLATE_MEM_WIN1_BASE 0x84000000UL
67
68 #define VERDE_OUT_XLATE_IO_WIN0_BASE 0x90000000UL
69
70 #define VERDE_EXTMEM_BASE 0x90020000UL
71
72 #define VERDE_PMMR_BASE 0xffffe000UL
73 #define VERDE_PMMR_SIZE 0x00001700UL
74
75 /*
76 * Peripheral Memory Mapped Registers. Defined as offsets
77 * from the VERDE_PMMR_BASE.
78 */
79 #define VERDE_ATU_BASE 0x0100
80 #define VERDE_ATU_SIZE 0x0100
81
82 #define VERDE_MU_BASE 0x0300
83 #define VERDE_MU_SIZE 0x0100
84
85 #define VERDE_DMA_BASE 0x0400
86 #define VERDE_DMA_BASE0 (VERDE_DMA_BASE + 0x00)
87 #define VERDE_DMA_BASE1 (VERDE_DMA_BASE + 0x40)
88 #define VERDE_DMA_SIZE 0x0100
89 #define VERDE_DMA_CHSIZE 0x0040
90
91 #define VERDE_MCU_BASE 0x0500
92 #define VERDE_MCU_SIZE 0x0100
93
94 #if defined(CPU_XSCALE_80321)
95 #define VERDE_SSP_BASE 0x0600
96 #define VERDE_SSP_SIZE 0x0080
97 #endif
98
99 #define VERDE_PBIU_BASE 0x0680
100 #define VERDE_PBIU_SIZE 0x0080
101
102 #if defined(CPU_XSCALE_80321)
103 #define VERDE_AAU_BASE 0x0800
104 #define VERDE_AAU_SIZE 0x0100
105 #endif
106
107 #define VERDE_I2C_BASE 0x1680
108 #define VERDE_I2C_BASE0 (VERDE_I2C_BASE + 0x00)
109 #define VERDE_I2C_BASE1 (VERDE_I2C_BASE + 0x20)
110 #define VERDE_I2C_SIZE 0x0080
111 #define VERDE_I2C_CHSIZE 0x0020
112
113 /*
114 * Address Translation Unit
115 */
116 /* 0x00 - 0x38 -- PCI configuration space header */
117 #define ATU_IALR0 0x40 /* Inbound ATU Limit 0 */
118 #define ATU_IATVR0 0x44 /* Inbound ATU Xlate Value 0 */
119 #define ATU_ERLR 0x48 /* Expansion ROM Limit */
120 #define ATU_ERTVR 0x4c /* Expansion ROM Xlate Value */
121 #define ATU_IALR1 0x50 /* Inbound ATU Limit 1 */
122 #define ATU_IALR2 0x54 /* Inbound ATU Limit 2 */
123 #define ATU_IATVR2 0x58 /* Inbound ATU Xlate Value 2 */
124 #define ATU_OIOWTVR 0x5c /* Outbound I/O Window Xlate Value */
125 #define ATU_OMWTVR0 0x60 /* Outbound Mem Window Xlate Value 0 */
126 #define ATU_OUMWTVR0 0x64 /* Outbound Mem Window Xlate Value 0 Upper */
127 #define ATU_OMWTVR1 0x68 /* Outbound Mem Window Xlate Value 1 */
128 #define ATU_OUMWTVR1 0x6c /* Outbound Mem Window Xlate Value 1 Upper */
129 #define ATU_OUDWTVR 0x78 /* Outbound Mem Direct Xlate Value Upper */
130 #define ATU_ATUCR 0x80 /* ATU Configuration */
131 #define ATU_PCSR 0x84 /* PCI Configuration and Status */
132 #define ATU_ATUISR 0x88 /* ATU Interrupt Status */
133 #define ATU_ATUIMR 0x8c /* ATU Interrupt Mask */
134 #define ATU_IABAR3 0x90 /* Inbound ATU Base Address 3 */
135 #define ATU_IAUBAR3 0x94 /* Inbound ATU Base Address 3 Upper */
136 #define ATU_IALR3 0x98 /* Inbound ATU Limit 3 */
137 #define ATU_IATVR3 0x9c /* Inbound ATU Xlate Value 3 */
138 #define ATU_OCCAR 0xa4 /* Outbound Configuration Cycle Address */
139 #define ATU_OCCDR 0xac /* Outbound Configuration Cycle Data */
140 #define ATU_MSI_PORT 0xb4 /* MSI port */
141 #define ATU_PDSCR 0xbc /* PCI Bus Drive Strength Control */
142 #define ATU_PCI_X_CAP_ID 0xe0 /* (1) */
143 #define ATU_PCI_X_NEXT 0xe1 /* (1) */
144 #define ATU_PCIXCMD 0xe2 /* PCI-X Command Register (2) */
145 #define ATU_PCIXSR 0xe4 /* PCI-X Status Register */
146
147 #define ATUCR_DRC_ALIAS (1U << 19)
148 #define ATUCR_DAU2GXEN (1U << 18)
149 #define ATUCR_P_SERR_MA (1U << 16)
150 #define ATUCR_DTS (1U << 15)
151 #define ATUCR_P_SERR_DIE (1U << 9)
152 #define ATUCR_DAE (1U << 8)
153 #define ATUCR_BIST_IE (1U << 3)
154 #define ATUCR_OUT_EN (1U << 1)
155
156 #define PCSR_DAAAPE (1U << 18)
157 #define PCSR_PCI_X_CAP (3U << 16)
158 #define PCSR_PCI_X_CAP_BORING (0 << 16)
159 #define PCSR_PCI_X_CAP_66 (1U << 16)
160 #define PCSR_PCI_X_CAP_100 (2U << 16)
161 #define PCSR_PCI_X_CAP_133 (3U << 16)
162 #define PCSR_OTQB (1U << 15)
163 #define PCSR_IRTQB (1U << 14)
164 #define PCSR_DTV (1U << 12)
165 #define PCSR_BUS66 (1U << 10)
166 #define PCSR_BUS64 (1U << 8)
167 #define PCSR_RIB (1U << 5)
168 #define PCSR_RPB (1U << 4)
169 #define PCSR_CCR (1U << 2)
170 #define PCSR_CPR (1U << 1)
171
172 #define ATUISR_IMW1BU (1U << 14)
173 #define ATUISR_ISCEM (1U << 13)
174 #define ATUISR_RSCEM (1U << 12)
175 #define ATUISR_PST (1U << 11)
176 #define ATUISR_P_SERR_ASRT (1U << 10)
177 #define ATUISR_DPE (1U << 9)
178 #define ATUISR_BIST (1U << 8)
179 #define ATUISR_IBMA (1U << 7)
180 #define ATUISR_P_SERR_DET (1U << 4)
181 #define ATUISR_PMA (1U << 3)
182 #define ATUISR_PTAM (1U << 2)
183 #define ATUISR_PTAT (1U << 1)
184 #define ATUISR_PMPE (1U << 0)
185
186 #define ATUIMR_IMW1BU (1U << 11)
187 #define ATUIMR_ISCEM (1U << 10)
188 #define ATUIMR_RSCEM (1U << 9)
189 #define ATUIMR_PST (1U << 8)
190 #define ATUIMR_DPE (1U << 7)
191 #define ATUIMR_P_SERR_ASRT (1U << 6)
192 #define ATUIMR_PMA (1U << 5)
193 #define ATUIMR_PTAM (1U << 4)
194 #define ATUIMR_PTAT (1U << 3)
195 #define ATUIMR_PMPE (1U << 2)
196 #define ATUIMR_IE_SERR_EN (1U << 1)
197 #define ATUIMR_ECC_TAE (1U << 0)
198
199 #define PCIXCMD_MOST_1 (0 << 4)
200 #define PCIXCMD_MOST_2 (1 << 4)
201 #define PCIXCMD_MOST_3 (2 << 4)
202 #define PCIXCMD_MOST_4 (3 << 4)
203 #define PCIXCMD_MOST_8 (4 << 4)
204 #define PCIXCMD_MOST_12 (5 << 4)
205 #define PCIXCMD_MOST_16 (6 << 4)
206 #define PCIXCMD_MOST_32 (7 << 4)
207 #define PCIXCMD_MOST_MASK (7 << 4)
208 #define PCIXCMD_MMRBC_512 (0 << 2)
209 #define PCIXCMD_MMRBC_1024 (1 << 2)
210 #define PCIXCMD_MMRBC_2048 (2 << 2)
211 #define PCIXCMD_MMRBC_4096 (3 << 2)
212 #define PCIXCMD_MMRBC_MASK (3 << 2)
213 #define PCIXCMD_ERO (1U << 1)
214 #define PCIXCMD_DPERE (1U << 0)
215
216 #define PCIXSR_RSCEM (1U << 29)
217 #define PCIXSR_DMCRS_MASK (7 << 26)
218 #define PCIXSR_DMOST_MASK (7 << 23)
219 #define PCIXSR_COMPLEX (1U << 20)
220 #define PCIXSR_USC (1U << 19)
221 #define PCIXSR_SCD (1U << 18)
222 #define PCIXSR_133_CAP (1U << 17)
223 #define PCIXSR_32PCI (1U << 16) /* 0 = 32, 1 = 64 */
224 #define PCIXSR_BUSNO(x) (((x) & 0xff00) >> 8)
225 #define PCIXSR_DEVNO(x) (((x) & 0xf8) >> 3)
226 #define PCIXSR_FUNCNO(x) ((x) & 0x7)
227
228 /*
229 * Memory Controller Unit
230 */
231 #define MCU_SDIR 0x00 /* DDR SDRAM Init. Register */
232 #define MCU_SDCR 0x04 /* DDR SDRAM Control Register */
233 #define MCU_SDBR 0x08 /* SDRAM Base Register */
234 #define MCU_SBR0 0x0c /* SDRAM Boundary 0 */
235 #define MCU_SBR1 0x10 /* SDRAM Boundary 1 */
236 #define MCU_ECCR 0x34 /* ECC Control Register */
237 #define MCU_ELOG0 0x38 /* ECC Log 0 */
238 #define MCU_ELOG1 0x3c /* ECC Log 1 */
239 #define MCU_ECAR0 0x40 /* ECC address 0 */
240 #define MCU_ECAR1 0x44 /* ECC address 1 */
241 #define MCU_ECTST 0x48 /* ECC test register */
242 #define MCU_MCISR 0x4c /* MCU Interrupt Status Register */
243 #define MCU_RFR 0x50 /* Refresh Frequency Register */
244 #define MCU_DBUDSR 0x54 /* Data Bus Pull-up Drive Strength */
245 #define MCU_DBDDSR 0x58 /* Data Bus Pull-down Drive Strength */
246 #define MCU_CUDSR 0x5c /* Clock Pull-up Drive Strength */
247 #define MCU_CDDSR 0x60 /* Clock Pull-down Drive Strength */
248 #define MCU_CEUDSR 0x64 /* Clock En Pull-up Drive Strength */
249 #define MCU_CEDDSR 0x68 /* Clock En Pull-down Drive Strength */
250 #define MCU_CSUDSR 0x6c /* Chip Sel Pull-up Drive Strength */
251 #define MCU_CSDDSR 0x70 /* Chip Sel Pull-down Drive Strength */
252 #define MCU_REUDSR 0x74 /* Rx En Pull-up Drive Strength */
253 #define MCU_REDDSR 0x78 /* Rx En Pull-down Drive Strength */
254 #define MCU_ABUDSR 0x7c /* Addr Bus Pull-up Drive Strength */
255 #define MCU_ABDDSR 0x80 /* Addr Bus Pull-down Drive Strength */
256 #define MCU_DSDR 0x84 /* Data Strobe Delay Register */
257 #define MCU_REDR 0x88 /* Rx Enable Delay Register */
258
259 #define SDCR_DIMMTYPE (1U << 1) /* 0 = unbuf, 1 = reg */
260 #define SDCR_BUSWIDTH (1U << 2) /* 0 = 64, 1 = 32 */
261
262 #define SBRx_TECH (1U << 31)
263 #define SBRx_BOUND 0x0000003f
264
265 #define ECCR_SBERE (1U << 0)
266 #define ECCR_MBERE (1U << 1)
267 #define ECCR_SBECE (1U << 2)
268 #define ECCR_ECCEN (1U << 3)
269
270 #define ELOGx_SYNDROME 0x000000ff
271 #define ELOGx_ERRTYPE (1U << 8) /* 1 = multi-bit */
272 #define ELOGx_RW (1U << 12) /* 1 = write error */
273 /*
274 * Dev ID Func Requester
275 * 2 0 XScale core
276 * 2 1 ATU
277 * 13 0 DMA channel 0
278 * 13 1 DMA channel 1
279 * 26 0 ATU
280 */
281 #define ELOGx_REQ_DEV(x) (((x) >> 19) & 0x1f)
282 #define ELOGx_REQ_FUNC(x) (((x) >> 16) & 0x3)
283
284 #define MCISR_ECC_ERR0 (1U << 0)
285 #define MCISR_ECC_ERR1 (1U << 1)
286 #define MCISR_ECC_ERRN (1U << 2)
287
288 /*
289 * Timers
290 *
291 * The i80321 timer registers are available in both memory-mapped
292 * and coprocessor spaces. Most of the registers are read-only
293 * if memory-mapped, so we access them via coprocessor space.
294 *
295 * TMR0 cp6 c0,1 0xffffe7e0
296 * TMR1 cp6 c1,1 0xffffe7e4
297 * TCR0 cp6 c2,1 0xffffe7e8
298 * TCR1 cp6 c3,1 0xffffe7ec
299 * TRR0 cp6 c4,1 0xffffe7f0
300 * TRR1 cp6 c5,1 0xffffe7f4
301 * TISR cp6 c6,1 0xffffe7f8
302 * WDTCR cp6 c7,1 0xffffe7fc
303 */
304
305 #define TMRx_TC (1U << 0)
306 #define TMRx_ENABLE (1U << 1)
307 #define TMRx_RELOAD (1U << 2)
308 #define TMRx_CSEL_CORE (0 << 4)
309 #define TMRx_CSEL_CORE_div4 (1 << 4)
310 #define TMRx_CSEL_CORE_div8 (2 << 4)
311 #define TMRx_CSEL_CORE_div16 (3 << 4)
312
313 #define TISR_TMR0 (1U << 0)
314 #define TISR_TMR1 (1U << 1)
315
316 #define WDTCR_ENABLE1 0x1e1e1e1e
317 #define WDTCR_ENABLE2 0xe1e1e1e1
318
319 /*
320 * Interrupt Controller Unit.
321 *
322 * INTCTL cp6 c0,0 0xffffe7d0
323 * INTSTR cp6 c4,0 0xffffe7d4
324 * IINTSRC cp6 c8,0 0xffffe7d8
325 * FINTSRC cp6 c9,0 0xffffe7dc
326 * PIRSR 0xffffe1ec
327 */
328
329 #define ICU_PIRSR 0x01ec
330 #define ICU_GPOE 0x07c4
331 #define ICU_GPID 0x07c8
332 #define ICU_GPOD 0x07cc
333
334 /*
335 * NOTE: WE USE THE `bitXX' BITS TO INDICATE PENDING SOFTWARE
336 * INTERRUPTS. See i80321_icu.c
337 */
338 #define ICU_INT_HPI 31 /* high priority interrupt */
339 #define ICU_INT_XINT0 27 /* external interrupts */
340 #define ICU_INT_XINT(x) ((x) + ICU_INT_XINT0)
341 #define ICU_INT_bit26 26
342
343 #if defined (CPU_XSCALE_80219)
344 #define ICU_INT_bit25 25 /* reserved */
345 #else
346 /* CPU_XSCALE_80321 */
347 #define ICU_INT_SSP 25 /* SSP serial port */
348 #endif
349
350 #define ICU_INT_MUE 24 /* msg unit error */
351
352 #if defined (CPU_XSCALE_80219)
353 #define ICU_INT_bit23 23 /* reserved */
354 #else
355 /* CPU_XSCALE_80321 */
356 #define ICU_INT_AAUE 23 /* AAU error */
357 #endif
358
359 #define ICU_INT_bit22 22
360 #define ICU_INT_DMA1E 21 /* DMA Ch 1 error */
361 #define ICU_INT_DMA0E 20 /* DMA Ch 0 error */
362 #define ICU_INT_MCUE 19 /* memory controller error */
363 #define ICU_INT_ATUE 18 /* ATU error */
364 #define ICU_INT_BIUE 17 /* bus interface unit error */
365 #define ICU_INT_PMU 16 /* XScale PMU */
366 #define ICU_INT_PPM 15 /* peripheral PMU */
367 #define ICU_INT_BIST 14 /* ATU Start BIST */
368 #define ICU_INT_MU 13 /* messaging unit */
369 #define ICU_INT_I2C1 12 /* i2c unit 1 */
370 #define ICU_INT_I2C0 11 /* i2c unit 0 */
371 #define ICU_INT_TMR1 10 /* timer 1 */
372 #define ICU_INT_TMR0 9 /* timer 0 */
373 #define ICU_INT_CPPM 8 /* core processor PMU */
374
375 #if defined(CPU_XSCALE_80219)
376 #define ICU_INT_bit7 7 /* reserved */
377 #define ICU_INT_bit6 6 /* reserved */
378 #else
379 /* CPU_XSCALE_80321 */
380 #define ICU_INT_AAU_EOC 7 /* AAU end-of-chain */
381 #define ICU_INT_AAU_EOT 6 /* AAU end-of-transfer */
382 #endif
383
384 #define ICU_INT_bit5 5
385 #define ICU_INT_bit4 4
386 #define ICU_INT_DMA1_EOC 3 /* DMA1 end-of-chain */
387 #define ICU_INT_DMA1_EOT 2 /* DMA1 end-of-transfer */
388 #define ICU_INT_DMA0_EOC 1 /* DMA0 end-of-chain */
389 #define ICU_INT_DMA0_EOT 0 /* DMA0 end-of-transfer */
390
391 #if defined (CPU_XSCALE_80219)
392 #define ICU_INT_HWMASK (0xffffffff & \
393 ~((1 << ICU_INT_bit26) | \
394 (1 << ICU_INT_bit25) | \
395 (1 << ICU_INT_bit23) | \
396 (1 << ICU_INT_bit22) | \
397 (1 << ICU_INT_bit7) | \
398 (1 << ICU_INT_bit6) | \
399 (1 << ICU_INT_bit5) | \
400 (1 << ICU_INT_bit4)))
401
402 #else
403 /* CPU_XSCALE_80321 */
404 #define ICU_INT_HWMASK (0xffffffff & \
405 ~((1 << ICU_INT_bit26) | \
406 (1 << ICU_INT_bit22) | \
407 (1 << ICU_INT_bit5) | \
408 (1 << ICU_INT_bit4)))
409 #endif
410
411 /*
412 * SSP Serial Port
413 */
414 #if defined (CPU_XSCALE_80321)
415
416 #define SSP_SSCR0 0x00 /* SSC control 0 */
417 #define SSP_SSCR1 0x04 /* SSC control 1 */
418 #define SSP_SSSR 0x08 /* SSP status */
419 #define SSP_SSITR 0x0c /* SSP interrupt test */
420 #define SSP_SSDR 0x10 /* SSP data */
421
422 #define SSP_SSCR0_DSIZE(x) ((x) - 1)/* data size: 4..16 */
423 #define SSP_SSCR0_FRF_SPI (0 << 4) /* Motorola Serial Periph Iface */
424 #define SSP_SSCR0_FRF_SSP (1U << 4)/* TI Sync. Serial Protocol */
425 #define SSP_SSCR0_FRF_UWIRE (2U << 4)/* NatSemi Microwire */
426 #define SSP_SSCR0_FRF_rsvd (3U << 4)/* reserved */
427 #define SSP_SSCR0_ECS (1U << 6)/* external clock select */
428 #define SSP_SSCR0_SSE (1U << 7)/* sync. serial port enable */
429 #define SSP_SSCR0_SCR(x) ((x) << 8)/* serial clock rate */
430 /* bit rate = 3.6864 * 10e6 /
431 (2 * (SCR + 1)) */
432
433 #define SSP_SSCR1_RIE (1U << 0)/* Rx FIFO interrupt enable */
434 #define SSP_SSCR1_TIE (1U << 1)/* Tx FIFO interrupt enable */
435 #define SSP_SSCR1_LBM (1U << 2)/* loopback mode enable */
436 #define SSP_SSCR1_SPO (1U << 3)/* Moto SPI SSCLK pol. (1 = high) */
437 #define SSP_SSCR1_SPH (1U << 4)/* Moto SPI SSCLK phase:
438 0 = inactive full at start,
439 1/2 at end of frame
440 1 = inactive 1/2 at start,
441 full at end of frame */
442 #define SSP_SSCR1_MWDS (1U << 5)/* Microwire data size:
443 0 = 8 bit
444 1 = 16 bit */
445 #define SSP_SSCR1_TFT (((x) - 1) << 6) /* Tx FIFO threshold */
446 #define SSP_SSCR1_RFT (((x) - 1) << 10)/* Rx FIFO threshold */
447 #define SSP_SSCR1_EFWR (1U << 14)/* enab. FIFO write/read */
448 #define SSP_SSCR1_STRF (1U << 15)/* FIFO write/read FIFO select:
449 0 = Tx FIFO
450 1 = Rx FIFO */
451
452 #define SSP_SSSR_TNF (1U << 2)/* Tx FIFO not full */
453 #define SSP_SSSR_RNE (1U << 3)/* Rx FIFO not empty */
454 #define SSP_SSSR_BSY (1U << 4)/* SSP is busy */
455 #define SSP_SSSR_TFS (1U << 5)/* Tx FIFO service request */
456 #define SSP_SSSR_RFS (1U << 6)/* Rx FIFO service request */
457 #define SSP_SSSR_ROR (1U << 7)/* Rx FIFO overrun */
458 #define SSP_SSSR_TFL(x) (((x) >> 8) & 0xf) /* Tx FIFO level */
459 #define SSP_SSSR_RFL(x) (((x) >> 12) & 0xf)/* Rx FIFO level */
460
461 #define SSP_SSITR_TTFS (1U << 5)/* Test Tx FIFO service */
462 #define SSP_SSITR_TRFS (1U << 6)/* Test Rx FIFO service */
463 #define SSP_SSITR_TROR (1U << 7)/* Test Rx overrun */
464
465 #endif /* CPU_XSCALE_80321 */
466
467 /*
468 * Peripheral Bus Interface Unit
469 */
470
471 #define PBIU_PBCR 0x00 /* PBIU Control Register */
472 #define PBIU_PBBAR0 0x08 /* PBIU Base Address Register 0 */
473 #define PBIU_PBLR0 0x0c /* PBIU Limit Register 0 */
474 #define PBIU_PBBAR1 0x10 /* PBIU Base Address Register 1 */
475 #define PBIU_PBLR1 0x14 /* PBIU Limit Register 1 */
476 #define PBIU_PBBAR2 0x18 /* PBIU Base Address Register 2 */
477 #define PBIU_PBLR2 0x1c /* PBIU Limit Register 2 */
478 #define PBIU_PBBAR3 0x20 /* PBIU Base Address Register 3 */
479 #define PBIU_PBLR3 0x24 /* PBIU Limit Register 3 */
480 #define PBIU_PBBAR4 0x28 /* PBIU Base Address Register 4 */
481 #define PBIU_PBLR4 0x2c /* PBIU Limit Register 4 */
482 #define PBIU_PBBAR5 0x30 /* PBIU Base Address Register 5 */
483 #define PBIU_PBLR5 0x34 /* PBIU Limit Register 5 */
484 #define PBIU_DSCR 0x38 /* PBIU Drive Strength Control Reg. */
485 #define PBIU_MBR0 0x40 /* PBIU Memory-less Boot Reg. 0 */
486 #define PBIU_MBR1 0x60 /* PBIU Memory-less Boot Reg. 1 */
487 #define PBIU_MBR2 0x64 /* PBIU Memory-less Boot Reg. 2 */
488
489 #define PBIU_PBCR_PBIEN (1 << 0)
490 #define PBIU_PBCR_PBI100 (1 << 1)
491 #define PBIU_PBCR_PBI66 (2 << 1)
492 #define PBIU_PBCR_PBI33 (3 << 1)
493 #define PBIU_PBCR_PBBEN (1 << 3)
494
495 #define PBIU_PBARx_WIDTH8 (0 << 0)
496 #define PBIU_PBARx_WIDTH16 (1 << 0)
497 #define PBIU_PBARx_WIDTH32 (2 << 0)
498 #define PBIU_PBARx_ADWAIT4 (0 << 2)
499 #define PBIU_PBARx_ADWAIT8 (1 << 2)
500 #define PBIU_PBARx_ADWAIT12 (2 << 2)
501 #define PBIU_PBARx_ADWAIT16 (3 << 2)
502 #define PBIU_PBARx_ADWAIT20 (4 << 2)
503 #define PBIU_PBARx_RCWAIT1 (0 << 6)
504 #define PBIU_PBARx_RCWAIT4 (1 << 6)
505 #define PBIU_PBARx_RCWAIT8 (2 << 6)
506 #define PBIU_PBARx_RCWAIT12 (3 << 6)
507 #define PBIU_PBARx_RCWAIT16 (4 << 6)
508 #define PBIU_PBARx_RCWAIT20 (5 << 6)
509 #define PBIU_PBARx_FWE (1 << 9)
510 #define PBIU_BASE_MASK 0xfffff000U
511
512 #define PBIU_PBLRx_SIZE(x) (~((x) - 1))
513
514 /*
515 * Messaging Unit
516 */
517 #define MU_IMR0 0x0010 /* MU Inbound Message Register 0 */
518 #define MU_IMR1 0x0014 /* MU Inbound Message Register 1 */
519 #define MU_OMR0 0x0018 /* MU Outbound Message Register 0 */
520 #define MU_OMR1 0x001c /* MU Outbound Message Register 1 */
521 #define MU_IDR 0x0020 /* MU Inbound Doorbell Register */
522 #define MU_IISR 0x0024 /* MU Inbound Interrupt Status Reg */
523 #define MU_IIMR 0x0028 /* MU Inbound Interrupt Mask Reg */
524 #define MU_ODR 0x002c /* MU Outbound Doorbell Register */
525 #define MU_OISR 0x0030 /* MU Outbound Interrupt Status Reg */
526 #define MU_OIMR 0x0034 /* MU Outbound Interrupt Mask Reg */
527 #define MU_MUCR 0x0050 /* MU Configuration Register */
528 #define MU_QBAR 0x0054 /* MU Queue Base Address Register */
529 #define MU_IFHPR 0x0060 /* MU Inbound Free Head Pointer Reg */
530 #define MU_IFTPR 0x0064 /* MU Inbound Free Tail Pointer Reg */
531 #define MU_IPHPR 0x0068 /* MU Inbound Post Head Pointer Reg */
532 #define MU_IPTPR 0x006c /* MU Inbound Post Tail Pointer Reg */
533 #define MU_OFHPR 0x0070 /* MU Outbound Free Head Pointer Reg */
534 #define MU_OFTPR 0x0074 /* MU Outbound Free Tail Pointer Reg */
535 #define MU_OPHPR 0x0078 /* MU Outbound Post Head Pointer Reg */
536 #define MU_OPTPR 0x007c /* MU Outbound Post Tail Pointer Reg */
537 #define MU_IAR 0x0080 /* MU Index Address Register */
538
539 #define MU_IIMR_IRI (1 << 6) /* Index Register Interrupt */
540 #define MU_IIMR_OFQFI (1 << 5) /* Outbound Free Queue Full Int. */
541 #define MU_IIMR_IPQI (1 << 4) /* Inbound Post Queue Interrupt */
542 #define MU_IIMR_EDI (1 << 3) /* Error Doorbell Interrupt */
543 #define MU_IIMR_IDI (1 << 2) /* Inbound Doorbell Interrupt */
544 #define MU_IIMR_IM1I (1 << 1) /* Inbound Message 1 Interrupt */
545 #define MU_IIMR_IM0I (1 << 0) /* Inbound Message 0 Interrupt */
546
547 #endif /* _ARM_XSCALE_I80321REG_H_ */
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