3 * BRIEF MODULE DESCRIPTION
4 * Include file for Alchemy Semiconductor's Au1k CPU.
6 * Copyright 2004 Embedded Edge, LLC
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
14 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
16 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
17 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
20 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
21 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 * You should have received a copy of the GNU General Public License along
26 * with this program; if not, write to the Free Software Foundation, Inc.,
27 * 675 Mass Ave, Cambridge, MA 02139, USA.
30 /* Specifics for the Au1xxx Programmable Serial Controllers, first
31 * seen in the AU1550 part.
33 #ifndef _AU1000_PSC_H_
34 #define _AU1000_PSC_H_
36 /* The PSC base addresses. */
37 #ifdef CONFIG_SOC_AU1550
38 #define PSC0_BASE_ADDR 0xb1a00000
39 #define PSC1_BASE_ADDR 0xb1b00000
40 #define PSC2_BASE_ADDR 0xb0a00000
41 #define PSC3_BASE_ADDR 0xb0b00000
44 #ifdef CONFIG_SOC_AU1200
45 #define PSC0_BASE_ADDR 0xb1a00000
46 #define PSC1_BASE_ADDR 0xb1b00000
50 * The PSC select and control registers are common to all protocols.
52 #define PSC_SEL_OFFSET 0x00000000
53 #define PSC_CTRL_OFFSET 0x00000004
55 #define PSC_SEL_CLK_MASK (3 << 4)
56 #define PSC_SEL_CLK_INTCLK (0 << 4)
57 #define PSC_SEL_CLK_EXTCLK (1 << 4)
58 #define PSC_SEL_CLK_SERCLK (2 << 4)
60 #define PSC_SEL_PS_MASK 0x00000007
61 #define PSC_SEL_PS_DISABLED 0
62 #define PSC_SEL_PS_SPIMODE 2
63 #define PSC_SEL_PS_I2SMODE 3
64 #define PSC_SEL_PS_AC97MODE 4
65 #define PSC_SEL_PS_SMBUSMODE 5
67 #define PSC_CTRL_DISABLE 0
68 #define PSC_CTRL_SUSPEND 2
69 #define PSC_CTRL_ENABLE 3
72 #define PSC_AC97CFG_OFFSET 0x00000008
73 #define PSC_AC97MSK_OFFSET 0x0000000c
74 #define PSC_AC97PCR_OFFSET 0x00000010
75 #define PSC_AC97STAT_OFFSET 0x00000014
76 #define PSC_AC97EVNT_OFFSET 0x00000018
77 #define PSC_AC97TXRX_OFFSET 0x0000001c
78 #define PSC_AC97CDC_OFFSET 0x00000020
79 #define PSC_AC97RST_OFFSET 0x00000024
80 #define PSC_AC97GPO_OFFSET 0x00000028
81 #define PSC_AC97GPI_OFFSET 0x0000002c
83 #define AC97_PSC_SEL (AC97_PSC_BASE + PSC_SEL_OFFSET)
84 #define AC97_PSC_CTRL (AC97_PSC_BASE + PSC_CTRL_OFFSET)
85 #define PSC_AC97CFG (AC97_PSC_BASE + PSC_AC97CFG_OFFSET)
86 #define PSC_AC97MSK (AC97_PSC_BASE + PSC_AC97MSK_OFFSET)
87 #define PSC_AC97PCR (AC97_PSC_BASE + PSC_AC97PCR_OFFSET)
88 #define PSC_AC97STAT (AC97_PSC_BASE + PSC_AC97STAT_OFFSET)
89 #define PSC_AC97EVNT (AC97_PSC_BASE + PSC_AC97EVNT_OFFSET)
90 #define PSC_AC97TXRX (AC97_PSC_BASE + PSC_AC97TXRX_OFFSET)
91 #define PSC_AC97CDC (AC97_PSC_BASE + PSC_AC97CDC_OFFSET)
92 #define PSC_AC97RST (AC97_PSC_BASE + PSC_AC97RST_OFFSET)
93 #define PSC_AC97GPO (AC97_PSC_BASE + PSC_AC97GPO_OFFSET)
94 #define PSC_AC97GPI (AC97_PSC_BASE + PSC_AC97GPI_OFFSET)
96 /* AC97 Config Register. */
97 #define PSC_AC97CFG_RT_MASK (3 << 30)
98 #define PSC_AC97CFG_RT_FIFO1 (0 << 30)
99 #define PSC_AC97CFG_RT_FIFO2 (1 << 30)
100 #define PSC_AC97CFG_RT_FIFO4 (2 << 30)
101 #define PSC_AC97CFG_RT_FIFO8 (3 << 30)
103 #define PSC_AC97CFG_TT_MASK (3 << 28)
104 #define PSC_AC97CFG_TT_FIFO1 (0 << 28)
105 #define PSC_AC97CFG_TT_FIFO2 (1 << 28)
106 #define PSC_AC97CFG_TT_FIFO4 (2 << 28)
107 #define PSC_AC97CFG_TT_FIFO8 (3 << 28)
109 #define PSC_AC97CFG_DD_DISABLE (1 << 27)
110 #define PSC_AC97CFG_DE_ENABLE (1 << 26)
111 #define PSC_AC97CFG_SE_ENABLE (1 << 25)
113 #define PSC_AC97CFG_LEN_MASK (0xf << 21)
114 #define PSC_AC97CFG_TXSLOT_MASK (0x3ff << 11)
115 #define PSC_AC97CFG_RXSLOT_MASK (0x3ff << 1)
116 #define PSC_AC97CFG_GE_ENABLE (1)
118 /* Enable slots 3-12. */
119 #define PSC_AC97CFG_TXSLOT_ENA(x) (1 << (((x) - 3) + 11))
120 #define PSC_AC97CFG_RXSLOT_ENA(x) (1 << (((x) - 3) + 1))
123 * The word length equation is ((x) * 2) + 2, so choose 'x' appropriately.
124 * The only sensible numbers are 7, 9, or possibly 11. Nah, just do the
125 * arithmetic in the macro.
127 #define PSC_AC97CFG_SET_LEN(x) (((((x) - 2) / 2) & 0xf) << 21)
128 #define PSC_AC97CFG_GET_LEN(x) (((((x) >> 21) & 0xf) * 2) + 2)
130 /* AC97 Mask Register. */
131 #define PSC_AC97MSK_GR (1 << 25)
132 #define PSC_AC97MSK_CD (1 << 24)
133 #define PSC_AC97MSK_RR (1 << 13)
134 #define PSC_AC97MSK_RO (1 << 12)
135 #define PSC_AC97MSK_RU (1 << 11)
136 #define PSC_AC97MSK_TR (1 << 10)
137 #define PSC_AC97MSK_TO (1 << 9)
138 #define PSC_AC97MSK_TU (1 << 8)
139 #define PSC_AC97MSK_RD (1 << 5)
140 #define PSC_AC97MSK_TD (1 << 4)
141 #define PSC_AC97MSK_ALLMASK (PSC_AC97MSK_GR | PSC_AC97MSK_CD | \
142 PSC_AC97MSK_RR | PSC_AC97MSK_RO | \
143 PSC_AC97MSK_RU | PSC_AC97MSK_TR | \
144 PSC_AC97MSK_TO | PSC_AC97MSK_TU | \
145 PSC_AC97MSK_RD | PSC_AC97MSK_TD)
147 /* AC97 Protocol Control Register. */
148 #define PSC_AC97PCR_RC (1 << 6)
149 #define PSC_AC97PCR_RP (1 << 5)
150 #define PSC_AC97PCR_RS (1 << 4)
151 #define PSC_AC97PCR_TC (1 << 2)
152 #define PSC_AC97PCR_TP (1 << 1)
153 #define PSC_AC97PCR_TS (1 << 0)
155 /* AC97 Status register (read only). */
156 #define PSC_AC97STAT_CB (1 << 26)
157 #define PSC_AC97STAT_CP (1 << 25)
158 #define PSC_AC97STAT_CR (1 << 24)
159 #define PSC_AC97STAT_RF (1 << 13)
160 #define PSC_AC97STAT_RE (1 << 12)
161 #define PSC_AC97STAT_RR (1 << 11)
162 #define PSC_AC97STAT_TF (1 << 10)
163 #define PSC_AC97STAT_TE (1 << 9)
164 #define PSC_AC97STAT_TR (1 << 8)
165 #define PSC_AC97STAT_RB (1 << 5)
166 #define PSC_AC97STAT_TB (1 << 4)
167 #define PSC_AC97STAT_DI (1 << 2)
168 #define PSC_AC97STAT_DR (1 << 1)
169 #define PSC_AC97STAT_SR (1 << 0)
171 /* AC97 Event Register. */
172 #define PSC_AC97EVNT_GR (1 << 25)
173 #define PSC_AC97EVNT_CD (1 << 24)
174 #define PSC_AC97EVNT_RR (1 << 13)
175 #define PSC_AC97EVNT_RO (1 << 12)
176 #define PSC_AC97EVNT_RU (1 << 11)
177 #define PSC_AC97EVNT_TR (1 << 10)
178 #define PSC_AC97EVNT_TO (1 << 9)
179 #define PSC_AC97EVNT_TU (1 << 8)
180 #define PSC_AC97EVNT_RD (1 << 5)
181 #define PSC_AC97EVNT_TD (1 << 4)
183 /* CODEC Command Register. */
184 #define PSC_AC97CDC_RD (1 << 25)
185 #define PSC_AC97CDC_ID_MASK (3 << 23)
186 #define PSC_AC97CDC_INDX_MASK (0x7f << 16)
187 #define PSC_AC97CDC_ID(x) (((x) & 0x03) << 23)
188 #define PSC_AC97CDC_INDX(x) (((x) & 0x7f) << 16)
190 /* AC97 Reset Control Register. */
191 #define PSC_AC97RST_RST (1 << 1)
192 #define PSC_AC97RST_SNC (1 << 0)
194 /* PSC in I2S Mode. */
195 typedef struct psc_i2s {
207 /* I2S Config Register. */
208 #define PSC_I2SCFG_RT_MASK (3 << 30)
209 #define PSC_I2SCFG_RT_FIFO1 (0 << 30)
210 #define PSC_I2SCFG_RT_FIFO2 (1 << 30)
211 #define PSC_I2SCFG_RT_FIFO4 (2 << 30)
212 #define PSC_I2SCFG_RT_FIFO8 (3 << 30)
214 #define PSC_I2SCFG_TT_MASK (3 << 28)
215 #define PSC_I2SCFG_TT_FIFO1 (0 << 28)
216 #define PSC_I2SCFG_TT_FIFO2 (1 << 28)
217 #define PSC_I2SCFG_TT_FIFO4 (2 << 28)
218 #define PSC_I2SCFG_TT_FIFO8 (3 << 28)
220 #define PSC_I2SCFG_DD_DISABLE (1 << 27)
221 #define PSC_I2SCFG_DE_ENABLE (1 << 26)
222 #define PSC_I2SCFG_SET_WS(x) (((((x) / 2) - 1) & 0x7f) << 16)
223 #define PSC_I2SCFG_WS(n) ((n & 0xFF) << 16)
224 #define PSC_I2SCFG_WS_MASK (PSC_I2SCFG_WS(0x3F))
225 #define PSC_I2SCFG_WI (1 << 15)
227 #define PSC_I2SCFG_DIV_MASK (3 << 13)
228 #define PSC_I2SCFG_DIV2 (0 << 13)
229 #define PSC_I2SCFG_DIV4 (1 << 13)
230 #define PSC_I2SCFG_DIV8 (2 << 13)
231 #define PSC_I2SCFG_DIV16 (3 << 13)
233 #define PSC_I2SCFG_BI (1 << 12)
234 #define PSC_I2SCFG_BUF (1 << 11)
235 #define PSC_I2SCFG_MLJ (1 << 10)
236 #define PSC_I2SCFG_XM (1 << 9)
238 /* The word length equation is simply LEN+1. */
239 #define PSC_I2SCFG_SET_LEN(x) ((((x) - 1) & 0x1f) << 4)
240 #define PSC_I2SCFG_GET_LEN(x) ((((x) >> 4) & 0x1f) + 1)
242 #define PSC_I2SCFG_LB (1 << 2)
243 #define PSC_I2SCFG_MLF (1 << 1)
244 #define PSC_I2SCFG_MS (1 << 0)
246 /* I2S Mask Register. */
247 #define PSC_I2SMSK_RR (1 << 13)
248 #define PSC_I2SMSK_RO (1 << 12)
249 #define PSC_I2SMSK_RU (1 << 11)
250 #define PSC_I2SMSK_TR (1 << 10)
251 #define PSC_I2SMSK_TO (1 << 9)
252 #define PSC_I2SMSK_TU (1 << 8)
253 #define PSC_I2SMSK_RD (1 << 5)
254 #define PSC_I2SMSK_TD (1 << 4)
255 #define PSC_I2SMSK_ALLMASK (PSC_I2SMSK_RR | PSC_I2SMSK_RO | \
256 PSC_I2SMSK_RU | PSC_I2SMSK_TR | \
257 PSC_I2SMSK_TO | PSC_I2SMSK_TU | \
258 PSC_I2SMSK_RD | PSC_I2SMSK_TD)
260 /* I2S Protocol Control Register. */
261 #define PSC_I2SPCR_RC (1 << 6)
262 #define PSC_I2SPCR_RP (1 << 5)
263 #define PSC_I2SPCR_RS (1 << 4)
264 #define PSC_I2SPCR_TC (1 << 2)
265 #define PSC_I2SPCR_TP (1 << 1)
266 #define PSC_I2SPCR_TS (1 << 0)
268 /* I2S Status register (read only). */
269 #define PSC_I2SSTAT_RF (1 << 13)
270 #define PSC_I2SSTAT_RE (1 << 12)
271 #define PSC_I2SSTAT_RR (1 << 11)
272 #define PSC_I2SSTAT_TF (1 << 10)
273 #define PSC_I2SSTAT_TE (1 << 9)
274 #define PSC_I2SSTAT_TR (1 << 8)
275 #define PSC_I2SSTAT_RB (1 << 5)
276 #define PSC_I2SSTAT_TB (1 << 4)
277 #define PSC_I2SSTAT_DI (1 << 2)
278 #define PSC_I2SSTAT_DR (1 << 1)
279 #define PSC_I2SSTAT_SR (1 << 0)
281 /* I2S Event Register. */
282 #define PSC_I2SEVNT_RR (1 << 13)
283 #define PSC_I2SEVNT_RO (1 << 12)
284 #define PSC_I2SEVNT_RU (1 << 11)
285 #define PSC_I2SEVNT_TR (1 << 10)
286 #define PSC_I2SEVNT_TO (1 << 9)
287 #define PSC_I2SEVNT_TU (1 << 8)
288 #define PSC_I2SEVNT_RD (1 << 5)
289 #define PSC_I2SEVNT_TD (1 << 4)
291 /* PSC in SPI Mode. */
292 typedef struct psc_spi {
303 /* SPI Config Register. */
304 #define PSC_SPICFG_RT_MASK (3 << 30)
305 #define PSC_SPICFG_RT_FIFO1 (0 << 30)
306 #define PSC_SPICFG_RT_FIFO2 (1 << 30)
307 #define PSC_SPICFG_RT_FIFO4 (2 << 30)
308 #define PSC_SPICFG_RT_FIFO8 (3 << 30)
310 #define PSC_SPICFG_TT_MASK (3 << 28)
311 #define PSC_SPICFG_TT_FIFO1 (0 << 28)
312 #define PSC_SPICFG_TT_FIFO2 (1 << 28)
313 #define PSC_SPICFG_TT_FIFO4 (2 << 28)
314 #define PSC_SPICFG_TT_FIFO8 (3 << 28)
316 #define PSC_SPICFG_DD_DISABLE (1 << 27)
317 #define PSC_SPICFG_DE_ENABLE (1 << 26)
318 #define PSC_SPICFG_CLR_BAUD(x) ((x) & ~((0x3f) << 15))
319 #define PSC_SPICFG_SET_BAUD(x) (((x) & 0x3f) << 15)
321 #define PSC_SPICFG_SET_DIV(x) (((x) & 0x03) << 13)
322 #define PSC_SPICFG_DIV2 0
323 #define PSC_SPICFG_DIV4 1
324 #define PSC_SPICFG_DIV8 2
325 #define PSC_SPICFG_DIV16 3
327 #define PSC_SPICFG_BI (1 << 12)
328 #define PSC_SPICFG_PSE (1 << 11)
329 #define PSC_SPICFG_CGE (1 << 10)
330 #define PSC_SPICFG_CDE (1 << 9)
332 #define PSC_SPICFG_CLR_LEN(x) ((x) & ~((0x1f) << 4))
333 #define PSC_SPICFG_SET_LEN(x) (((x-1) & 0x1f) << 4)
335 #define PSC_SPICFG_LB (1 << 3)
336 #define PSC_SPICFG_MLF (1 << 1)
337 #define PSC_SPICFG_MO (1 << 0)
339 /* SPI Mask Register. */
340 #define PSC_SPIMSK_MM (1 << 16)
341 #define PSC_SPIMSK_RR (1 << 13)
342 #define PSC_SPIMSK_RO (1 << 12)
343 #define PSC_SPIMSK_RU (1 << 11)
344 #define PSC_SPIMSK_TR (1 << 10)
345 #define PSC_SPIMSK_TO (1 << 9)
346 #define PSC_SPIMSK_TU (1 << 8)
347 #define PSC_SPIMSK_SD (1 << 5)
348 #define PSC_SPIMSK_MD (1 << 4)
349 #define PSC_SPIMSK_ALLMASK (PSC_SPIMSK_MM | PSC_SPIMSK_RR | \
350 PSC_SPIMSK_RO | PSC_SPIMSK_TO | \
351 PSC_SPIMSK_TU | PSC_SPIMSK_SD | \
354 /* SPI Protocol Control Register. */
355 #define PSC_SPIPCR_RC (1 << 6)
356 #define PSC_SPIPCR_SP (1 << 5)
357 #define PSC_SPIPCR_SS (1 << 4)
358 #define PSC_SPIPCR_TC (1 << 2)
359 #define PSC_SPIPCR_MS (1 << 0)
361 /* SPI Status register (read only). */
362 #define PSC_SPISTAT_RF (1 << 13)
363 #define PSC_SPISTAT_RE (1 << 12)
364 #define PSC_SPISTAT_RR (1 << 11)
365 #define PSC_SPISTAT_TF (1 << 10)
366 #define PSC_SPISTAT_TE (1 << 9)
367 #define PSC_SPISTAT_TR (1 << 8)
368 #define PSC_SPISTAT_SB (1 << 5)
369 #define PSC_SPISTAT_MB (1 << 4)
370 #define PSC_SPISTAT_DI (1 << 2)
371 #define PSC_SPISTAT_DR (1 << 1)
372 #define PSC_SPISTAT_SR (1 << 0)
374 /* SPI Event Register. */
375 #define PSC_SPIEVNT_MM (1 << 16)
376 #define PSC_SPIEVNT_RR (1 << 13)
377 #define PSC_SPIEVNT_RO (1 << 12)
378 #define PSC_SPIEVNT_RU (1 << 11)
379 #define PSC_SPIEVNT_TR (1 << 10)
380 #define PSC_SPIEVNT_TO (1 << 9)
381 #define PSC_SPIEVNT_TU (1 << 8)
382 #define PSC_SPIEVNT_SD (1 << 5)
383 #define PSC_SPIEVNT_MD (1 << 4)
385 /* Transmit register control. */
386 #define PSC_SPITXRX_LC (1 << 29)
387 #define PSC_SPITXRX_SR (1 << 28)
389 /* PSC in SMBus (I2C) Mode. */
390 typedef struct psc_smb {
402 /* SMBus Config Register. */
403 #define PSC_SMBCFG_RT_MASK (3 << 30)
404 #define PSC_SMBCFG_RT_FIFO1 (0 << 30)
405 #define PSC_SMBCFG_RT_FIFO2 (1 << 30)
406 #define PSC_SMBCFG_RT_FIFO4 (2 << 30)
407 #define PSC_SMBCFG_RT_FIFO8 (3 << 30)
409 #define PSC_SMBCFG_TT_MASK (3 << 28)
410 #define PSC_SMBCFG_TT_FIFO1 (0 << 28)
411 #define PSC_SMBCFG_TT_FIFO2 (1 << 28)
412 #define PSC_SMBCFG_TT_FIFO4 (2 << 28)
413 #define PSC_SMBCFG_TT_FIFO8 (3 << 28)
415 #define PSC_SMBCFG_DD_DISABLE (1 << 27)
416 #define PSC_SMBCFG_DE_ENABLE (1 << 26)
418 #define PSC_SMBCFG_SET_DIV(x) (((x) & 0x03) << 13)
419 #define PSC_SMBCFG_DIV2 0
420 #define PSC_SMBCFG_DIV4 1
421 #define PSC_SMBCFG_DIV8 2
422 #define PSC_SMBCFG_DIV16 3
424 #define PSC_SMBCFG_GCE (1 << 9)
425 #define PSC_SMBCFG_SFM (1 << 8)
427 #define PSC_SMBCFG_SET_SLV(x) (((x) & 0x7f) << 1)
429 /* SMBus Mask Register. */
430 #define PSC_SMBMSK_DN (1 << 30)
431 #define PSC_SMBMSK_AN (1 << 29)
432 #define PSC_SMBMSK_AL (1 << 28)
433 #define PSC_SMBMSK_RR (1 << 13)
434 #define PSC_SMBMSK_RO (1 << 12)
435 #define PSC_SMBMSK_RU (1 << 11)
436 #define PSC_SMBMSK_TR (1 << 10)
437 #define PSC_SMBMSK_TO (1 << 9)
438 #define PSC_SMBMSK_TU (1 << 8)
439 #define PSC_SMBMSK_SD (1 << 5)
440 #define PSC_SMBMSK_MD (1 << 4)
441 #define PSC_SMBMSK_ALLMASK (PSC_SMBMSK_DN | PSC_SMBMSK_AN | \
442 PSC_SMBMSK_AL | PSC_SMBMSK_RR | \
443 PSC_SMBMSK_RO | PSC_SMBMSK_TO | \
444 PSC_SMBMSK_TU | PSC_SMBMSK_SD | \
447 /* SMBus Protocol Control Register. */
448 #define PSC_SMBPCR_DC (1 << 2)
449 #define PSC_SMBPCR_MS (1 << 0)
451 /* SMBus Status register (read only). */
452 #define PSC_SMBSTAT_BB (1 << 28)
453 #define PSC_SMBSTAT_RF (1 << 13)
454 #define PSC_SMBSTAT_RE (1 << 12)
455 #define PSC_SMBSTAT_RR (1 << 11)
456 #define PSC_SMBSTAT_TF (1 << 10)
457 #define PSC_SMBSTAT_TE (1 << 9)
458 #define PSC_SMBSTAT_TR (1 << 8)
459 #define PSC_SMBSTAT_SB (1 << 5)
460 #define PSC_SMBSTAT_MB (1 << 4)
461 #define PSC_SMBSTAT_DI (1 << 2)
462 #define PSC_SMBSTAT_DR (1 << 1)
463 #define PSC_SMBSTAT_SR (1 << 0)
465 /* SMBus Event Register. */
466 #define PSC_SMBEVNT_DN (1 << 30)
467 #define PSC_SMBEVNT_AN (1 << 29)
468 #define PSC_SMBEVNT_AL (1 << 28)
469 #define PSC_SMBEVNT_RR (1 << 13)
470 #define PSC_SMBEVNT_RO (1 << 12)
471 #define PSC_SMBEVNT_RU (1 << 11)
472 #define PSC_SMBEVNT_TR (1 << 10)
473 #define PSC_SMBEVNT_TO (1 << 9)
474 #define PSC_SMBEVNT_TU (1 << 8)
475 #define PSC_SMBEVNT_SD (1 << 5)
476 #define PSC_SMBEVNT_MD (1 << 4)
477 #define PSC_SMBEVNT_ALLCLR (PSC_SMBEVNT_DN | PSC_SMBEVNT_AN | \
478 PSC_SMBEVNT_AL | PSC_SMBEVNT_RR | \
479 PSC_SMBEVNT_RO | PSC_SMBEVNT_TO | \
480 PSC_SMBEVNT_TU | PSC_SMBEVNT_SD | \
483 /* Transmit register control. */
484 #define PSC_SMBTXRX_RSR (1 << 28)
485 #define PSC_SMBTXRX_STP (1 << 29)
486 #define PSC_SMBTXRX_DATAMASK 0xff
488 /* SMBus protocol timers register. */
489 #define PSC_SMBTMR_SET_TH(x) (((x) & 0x03) << 30)
490 #define PSC_SMBTMR_SET_PS(x) (((x) & 0x1f) << 25)
491 #define PSC_SMBTMR_SET_PU(x) (((x) & 0x1f) << 20)
492 #define PSC_SMBTMR_SET_SH(x) (((x) & 0x1f) << 15)
493 #define PSC_SMBTMR_SET_SU(x) (((x) & 0x1f) << 10)
494 #define PSC_SMBTMR_SET_CL(x) (((x) & 0x1f) << 5)
495 #define PSC_SMBTMR_SET_CH(x) (((x) & 0x1f) << 0)
497 #endif /* _AU1000_PSC_H_ */