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14cf11af PM |
1 | /* |
2 | * arch/ppc/platforms/pmac_feature.c | |
3 | * | |
4 | * Copyright (C) 1996-2001 Paul Mackerras (paulus@cs.anu.edu.au) | |
5 | * Ben. Herrenschmidt (benh@kernel.crashing.org) | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation; either version | |
10 | * 2 of the License, or (at your option) any later version. | |
11 | * | |
12 | * TODO: | |
13 | * | |
14 | * - Replace mdelay with some schedule loop if possible | |
15 | * - Shorten some obfuscated delays on some routines (like modem | |
16 | * power) | |
17 | * - Refcount some clocks (see darwin) | |
18 | * - Split split split... | |
19 | * | |
20 | */ | |
21 | #include <linux/config.h> | |
22 | #include <linux/types.h> | |
23 | #include <linux/init.h> | |
24 | #include <linux/delay.h> | |
25 | #include <linux/kernel.h> | |
26 | #include <linux/sched.h> | |
27 | #include <linux/spinlock.h> | |
28 | #include <linux/adb.h> | |
29 | #include <linux/pmu.h> | |
30 | #include <linux/ioport.h> | |
31 | #include <linux/pci.h> | |
32 | #include <asm/sections.h> | |
33 | #include <asm/errno.h> | |
34 | #include <asm/ohare.h> | |
35 | #include <asm/heathrow.h> | |
36 | #include <asm/keylargo.h> | |
37 | #include <asm/uninorth.h> | |
38 | #include <asm/io.h> | |
39 | #include <asm/prom.h> | |
40 | #include <asm/machdep.h> | |
41 | #include <asm/pmac_feature.h> | |
42 | #include <asm/dbdma.h> | |
43 | #include <asm/pci-bridge.h> | |
44 | #include <asm/pmac_low_i2c.h> | |
45 | ||
46 | #undef DEBUG_FEATURE | |
47 | ||
48 | #ifdef DEBUG_FEATURE | |
49 | #define DBG(fmt...) printk(KERN_DEBUG fmt) | |
50 | #else | |
51 | #define DBG(fmt...) | |
52 | #endif | |
53 | ||
54 | #ifdef CONFIG_6xx | |
55 | extern int powersave_lowspeed; | |
56 | #endif | |
57 | ||
58 | extern int powersave_nap; | |
59 | extern struct device_node *k2_skiplist[2]; | |
60 | ||
14cf11af PM |
61 | /* |
62 | * We use a single global lock to protect accesses. Each driver has | |
63 | * to take care of its own locking | |
64 | */ | |
5b9ca526 | 65 | DEFINE_SPINLOCK(feature_lock); |
14cf11af PM |
66 | |
67 | #define LOCK(flags) spin_lock_irqsave(&feature_lock, flags); | |
68 | #define UNLOCK(flags) spin_unlock_irqrestore(&feature_lock, flags); | |
69 | ||
70 | ||
71 | /* | |
72 | * Instance of some macio stuffs | |
73 | */ | |
74 | struct macio_chip macio_chips[MAX_MACIO_CHIPS]; | |
75 | ||
76 | struct macio_chip *macio_find(struct device_node *child, int type) | |
77 | { | |
78 | while(child) { | |
79 | int i; | |
80 | ||
81 | for (i=0; i < MAX_MACIO_CHIPS && macio_chips[i].of_node; i++) | |
82 | if (child == macio_chips[i].of_node && | |
83 | (!type || macio_chips[i].type == type)) | |
84 | return &macio_chips[i]; | |
85 | child = child->parent; | |
86 | } | |
87 | return NULL; | |
88 | } | |
89 | EXPORT_SYMBOL_GPL(macio_find); | |
90 | ||
91 | static const char *macio_names[] = | |
92 | { | |
93 | "Unknown", | |
94 | "Grand Central", | |
95 | "OHare", | |
96 | "OHareII", | |
97 | "Heathrow", | |
98 | "Gatwick", | |
99 | "Paddington", | |
100 | "Keylargo", | |
101 | "Pangea", | |
102 | "Intrepid", | |
1beb6a7d BH |
103 | "K2", |
104 | "Shasta", | |
14cf11af PM |
105 | }; |
106 | ||
107 | ||
5b9ca526 BH |
108 | struct device_node *uninorth_node; |
109 | u32 __iomem *uninorth_base; | |
14cf11af | 110 | |
14cf11af | 111 | static u32 uninorth_rev; |
1beb6a7d | 112 | static int uninorth_maj; |
5b9ca526 | 113 | static void __iomem *u3_ht_base; |
14cf11af PM |
114 | |
115 | /* | |
116 | * For each motherboard family, we have a table of functions pointers | |
117 | * that handle the various features. | |
118 | */ | |
119 | ||
120 | typedef long (*feature_call)(struct device_node *node, long param, long value); | |
121 | ||
122 | struct feature_table_entry { | |
123 | unsigned int selector; | |
124 | feature_call function; | |
125 | }; | |
126 | ||
127 | struct pmac_mb_def | |
128 | { | |
129 | const char* model_string; | |
130 | const char* model_name; | |
131 | int model_id; | |
132 | struct feature_table_entry* features; | |
133 | unsigned long board_flags; | |
134 | }; | |
135 | static struct pmac_mb_def pmac_mb; | |
136 | ||
137 | /* | |
138 | * Here are the chip specific feature functions | |
139 | */ | |
140 | ||
141 | static inline int simple_feature_tweak(struct device_node *node, int type, | |
142 | int reg, u32 mask, int value) | |
143 | { | |
144 | struct macio_chip* macio; | |
145 | unsigned long flags; | |
146 | ||
147 | macio = macio_find(node, type); | |
148 | if (!macio) | |
149 | return -ENODEV; | |
150 | LOCK(flags); | |
151 | if (value) | |
152 | MACIO_BIS(reg, mask); | |
153 | else | |
154 | MACIO_BIC(reg, mask); | |
155 | (void)MACIO_IN32(reg); | |
156 | UNLOCK(flags); | |
157 | ||
158 | return 0; | |
159 | } | |
160 | ||
161 | #ifndef CONFIG_POWER4 | |
162 | ||
163 | static long ohare_htw_scc_enable(struct device_node *node, long param, | |
164 | long value) | |
165 | { | |
166 | struct macio_chip* macio; | |
167 | unsigned long chan_mask; | |
168 | unsigned long fcr; | |
169 | unsigned long flags; | |
170 | int htw, trans; | |
171 | unsigned long rmask; | |
172 | ||
173 | macio = macio_find(node, 0); | |
174 | if (!macio) | |
175 | return -ENODEV; | |
176 | if (!strcmp(node->name, "ch-a")) | |
177 | chan_mask = MACIO_FLAG_SCCA_ON; | |
178 | else if (!strcmp(node->name, "ch-b")) | |
179 | chan_mask = MACIO_FLAG_SCCB_ON; | |
180 | else | |
181 | return -ENODEV; | |
182 | ||
183 | htw = (macio->type == macio_heathrow || macio->type == macio_paddington | |
184 | || macio->type == macio_gatwick); | |
185 | /* On these machines, the HRW_SCC_TRANS_EN_N bit mustn't be touched */ | |
186 | trans = (pmac_mb.model_id != PMAC_TYPE_YOSEMITE && | |
187 | pmac_mb.model_id != PMAC_TYPE_YIKES); | |
188 | if (value) { | |
189 | #ifdef CONFIG_ADB_PMU | |
190 | if ((param & 0xfff) == PMAC_SCC_IRDA) | |
191 | pmu_enable_irled(1); | |
192 | #endif /* CONFIG_ADB_PMU */ | |
193 | LOCK(flags); | |
194 | fcr = MACIO_IN32(OHARE_FCR); | |
195 | /* Check if scc cell need enabling */ | |
196 | if (!(fcr & OH_SCC_ENABLE)) { | |
197 | fcr |= OH_SCC_ENABLE; | |
198 | if (htw) { | |
199 | /* Side effect: this will also power up the | |
200 | * modem, but it's too messy to figure out on which | |
201 | * ports this controls the tranceiver and on which | |
202 | * it controls the modem | |
203 | */ | |
204 | if (trans) | |
205 | fcr &= ~HRW_SCC_TRANS_EN_N; | |
206 | MACIO_OUT32(OHARE_FCR, fcr); | |
207 | fcr |= (rmask = HRW_RESET_SCC); | |
208 | MACIO_OUT32(OHARE_FCR, fcr); | |
209 | } else { | |
210 | fcr |= (rmask = OH_SCC_RESET); | |
211 | MACIO_OUT32(OHARE_FCR, fcr); | |
212 | } | |
213 | UNLOCK(flags); | |
214 | (void)MACIO_IN32(OHARE_FCR); | |
215 | mdelay(15); | |
216 | LOCK(flags); | |
217 | fcr &= ~rmask; | |
218 | MACIO_OUT32(OHARE_FCR, fcr); | |
219 | } | |
220 | if (chan_mask & MACIO_FLAG_SCCA_ON) | |
221 | fcr |= OH_SCCA_IO; | |
222 | if (chan_mask & MACIO_FLAG_SCCB_ON) | |
223 | fcr |= OH_SCCB_IO; | |
224 | MACIO_OUT32(OHARE_FCR, fcr); | |
225 | macio->flags |= chan_mask; | |
226 | UNLOCK(flags); | |
227 | if (param & PMAC_SCC_FLAG_XMON) | |
228 | macio->flags |= MACIO_FLAG_SCC_LOCKED; | |
229 | } else { | |
230 | if (macio->flags & MACIO_FLAG_SCC_LOCKED) | |
231 | return -EPERM; | |
232 | LOCK(flags); | |
233 | fcr = MACIO_IN32(OHARE_FCR); | |
234 | if (chan_mask & MACIO_FLAG_SCCA_ON) | |
235 | fcr &= ~OH_SCCA_IO; | |
236 | if (chan_mask & MACIO_FLAG_SCCB_ON) | |
237 | fcr &= ~OH_SCCB_IO; | |
238 | MACIO_OUT32(OHARE_FCR, fcr); | |
239 | if ((fcr & (OH_SCCA_IO | OH_SCCB_IO)) == 0) { | |
240 | fcr &= ~OH_SCC_ENABLE; | |
241 | if (htw && trans) | |
242 | fcr |= HRW_SCC_TRANS_EN_N; | |
243 | MACIO_OUT32(OHARE_FCR, fcr); | |
244 | } | |
245 | macio->flags &= ~(chan_mask); | |
246 | UNLOCK(flags); | |
247 | mdelay(10); | |
248 | #ifdef CONFIG_ADB_PMU | |
249 | if ((param & 0xfff) == PMAC_SCC_IRDA) | |
250 | pmu_enable_irled(0); | |
251 | #endif /* CONFIG_ADB_PMU */ | |
252 | } | |
253 | return 0; | |
254 | } | |
255 | ||
256 | static long ohare_floppy_enable(struct device_node *node, long param, | |
257 | long value) | |
258 | { | |
259 | return simple_feature_tweak(node, macio_ohare, | |
260 | OHARE_FCR, OH_FLOPPY_ENABLE, value); | |
261 | } | |
262 | ||
263 | static long ohare_mesh_enable(struct device_node *node, long param, long value) | |
264 | { | |
265 | return simple_feature_tweak(node, macio_ohare, | |
266 | OHARE_FCR, OH_MESH_ENABLE, value); | |
267 | } | |
268 | ||
269 | static long ohare_ide_enable(struct device_node *node, long param, long value) | |
270 | { | |
271 | switch(param) { | |
272 | case 0: | |
273 | /* For some reason, setting the bit in set_initial_features() | |
274 | * doesn't stick. I'm still investigating... --BenH. | |
275 | */ | |
276 | if (value) | |
277 | simple_feature_tweak(node, macio_ohare, | |
278 | OHARE_FCR, OH_IOBUS_ENABLE, 1); | |
279 | return simple_feature_tweak(node, macio_ohare, | |
280 | OHARE_FCR, OH_IDE0_ENABLE, value); | |
281 | case 1: | |
282 | return simple_feature_tweak(node, macio_ohare, | |
283 | OHARE_FCR, OH_BAY_IDE_ENABLE, value); | |
284 | default: | |
285 | return -ENODEV; | |
286 | } | |
287 | } | |
288 | ||
289 | static long ohare_ide_reset(struct device_node *node, long param, long value) | |
290 | { | |
291 | switch(param) { | |
292 | case 0: | |
293 | return simple_feature_tweak(node, macio_ohare, | |
294 | OHARE_FCR, OH_IDE0_RESET_N, !value); | |
295 | case 1: | |
296 | return simple_feature_tweak(node, macio_ohare, | |
297 | OHARE_FCR, OH_IDE1_RESET_N, !value); | |
298 | default: | |
299 | return -ENODEV; | |
300 | } | |
301 | } | |
302 | ||
303 | static long ohare_sleep_state(struct device_node *node, long param, long value) | |
304 | { | |
305 | struct macio_chip* macio = &macio_chips[0]; | |
306 | ||
307 | if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0) | |
308 | return -EPERM; | |
309 | if (value == 1) { | |
310 | MACIO_BIC(OHARE_FCR, OH_IOBUS_ENABLE); | |
311 | } else if (value == 0) { | |
312 | MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE); | |
313 | } | |
314 | ||
315 | return 0; | |
316 | } | |
317 | ||
318 | static long heathrow_modem_enable(struct device_node *node, long param, | |
319 | long value) | |
320 | { | |
321 | struct macio_chip* macio; | |
322 | u8 gpio; | |
323 | unsigned long flags; | |
324 | ||
325 | macio = macio_find(node, macio_unknown); | |
326 | if (!macio) | |
327 | return -ENODEV; | |
328 | gpio = MACIO_IN8(HRW_GPIO_MODEM_RESET) & ~1; | |
329 | if (!value) { | |
330 | LOCK(flags); | |
331 | MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio); | |
332 | UNLOCK(flags); | |
333 | (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); | |
334 | mdelay(250); | |
335 | } | |
336 | if (pmac_mb.model_id != PMAC_TYPE_YOSEMITE && | |
337 | pmac_mb.model_id != PMAC_TYPE_YIKES) { | |
338 | LOCK(flags); | |
339 | if (value) | |
340 | MACIO_BIC(HEATHROW_FCR, HRW_SCC_TRANS_EN_N); | |
341 | else | |
342 | MACIO_BIS(HEATHROW_FCR, HRW_SCC_TRANS_EN_N); | |
343 | UNLOCK(flags); | |
344 | (void)MACIO_IN32(HEATHROW_FCR); | |
345 | mdelay(250); | |
346 | } | |
347 | if (value) { | |
348 | LOCK(flags); | |
349 | MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio | 1); | |
350 | (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); | |
351 | UNLOCK(flags); mdelay(250); LOCK(flags); | |
352 | MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio); | |
353 | (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); | |
354 | UNLOCK(flags); mdelay(250); LOCK(flags); | |
355 | MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio | 1); | |
356 | (void)MACIO_IN8(HRW_GPIO_MODEM_RESET); | |
357 | UNLOCK(flags); mdelay(250); | |
358 | } | |
359 | return 0; | |
360 | } | |
361 | ||
362 | static long heathrow_floppy_enable(struct device_node *node, long param, | |
363 | long value) | |
364 | { | |
365 | return simple_feature_tweak(node, macio_unknown, | |
366 | HEATHROW_FCR, | |
367 | HRW_SWIM_ENABLE|HRW_BAY_FLOPPY_ENABLE, | |
368 | value); | |
369 | } | |
370 | ||
371 | static long heathrow_mesh_enable(struct device_node *node, long param, | |
372 | long value) | |
373 | { | |
374 | struct macio_chip* macio; | |
375 | unsigned long flags; | |
376 | ||
377 | macio = macio_find(node, macio_unknown); | |
378 | if (!macio) | |
379 | return -ENODEV; | |
380 | LOCK(flags); | |
381 | /* Set clear mesh cell enable */ | |
382 | if (value) | |
383 | MACIO_BIS(HEATHROW_FCR, HRW_MESH_ENABLE); | |
384 | else | |
385 | MACIO_BIC(HEATHROW_FCR, HRW_MESH_ENABLE); | |
386 | (void)MACIO_IN32(HEATHROW_FCR); | |
387 | udelay(10); | |
388 | /* Set/Clear termination power */ | |
389 | if (value) | |
390 | MACIO_BIC(HEATHROW_MBCR, 0x04000000); | |
391 | else | |
392 | MACIO_BIS(HEATHROW_MBCR, 0x04000000); | |
393 | (void)MACIO_IN32(HEATHROW_MBCR); | |
394 | udelay(10); | |
395 | UNLOCK(flags); | |
396 | ||
397 | return 0; | |
398 | } | |
399 | ||
400 | static long heathrow_ide_enable(struct device_node *node, long param, | |
401 | long value) | |
402 | { | |
403 | switch(param) { | |
404 | case 0: | |
405 | return simple_feature_tweak(node, macio_unknown, | |
406 | HEATHROW_FCR, HRW_IDE0_ENABLE, value); | |
407 | case 1: | |
408 | return simple_feature_tweak(node, macio_unknown, | |
409 | HEATHROW_FCR, HRW_BAY_IDE_ENABLE, value); | |
410 | default: | |
411 | return -ENODEV; | |
412 | } | |
413 | } | |
414 | ||
415 | static long heathrow_ide_reset(struct device_node *node, long param, | |
416 | long value) | |
417 | { | |
418 | switch(param) { | |
419 | case 0: | |
420 | return simple_feature_tweak(node, macio_unknown, | |
421 | HEATHROW_FCR, HRW_IDE0_RESET_N, !value); | |
422 | case 1: | |
423 | return simple_feature_tweak(node, macio_unknown, | |
424 | HEATHROW_FCR, HRW_IDE1_RESET_N, !value); | |
425 | default: | |
426 | return -ENODEV; | |
427 | } | |
428 | } | |
429 | ||
430 | static long heathrow_bmac_enable(struct device_node *node, long param, | |
431 | long value) | |
432 | { | |
433 | struct macio_chip* macio; | |
434 | unsigned long flags; | |
435 | ||
436 | macio = macio_find(node, 0); | |
437 | if (!macio) | |
438 | return -ENODEV; | |
439 | if (value) { | |
440 | LOCK(flags); | |
441 | MACIO_BIS(HEATHROW_FCR, HRW_BMAC_IO_ENABLE); | |
442 | MACIO_BIS(HEATHROW_FCR, HRW_BMAC_RESET); | |
443 | UNLOCK(flags); | |
444 | (void)MACIO_IN32(HEATHROW_FCR); | |
445 | mdelay(10); | |
446 | LOCK(flags); | |
447 | MACIO_BIC(HEATHROW_FCR, HRW_BMAC_RESET); | |
448 | UNLOCK(flags); | |
449 | (void)MACIO_IN32(HEATHROW_FCR); | |
450 | mdelay(10); | |
451 | } else { | |
452 | LOCK(flags); | |
453 | MACIO_BIC(HEATHROW_FCR, HRW_BMAC_IO_ENABLE); | |
454 | UNLOCK(flags); | |
455 | } | |
456 | return 0; | |
457 | } | |
458 | ||
459 | static long heathrow_sound_enable(struct device_node *node, long param, | |
460 | long value) | |
461 | { | |
462 | struct macio_chip* macio; | |
463 | unsigned long flags; | |
464 | ||
465 | /* B&W G3 and Yikes don't support that properly (the | |
466 | * sound appear to never come back after beeing shut down). | |
467 | */ | |
468 | if (pmac_mb.model_id == PMAC_TYPE_YOSEMITE || | |
469 | pmac_mb.model_id == PMAC_TYPE_YIKES) | |
470 | return 0; | |
471 | ||
472 | macio = macio_find(node, 0); | |
473 | if (!macio) | |
474 | return -ENODEV; | |
475 | if (value) { | |
476 | LOCK(flags); | |
477 | MACIO_BIS(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); | |
478 | MACIO_BIC(HEATHROW_FCR, HRW_SOUND_POWER_N); | |
479 | UNLOCK(flags); | |
480 | (void)MACIO_IN32(HEATHROW_FCR); | |
481 | } else { | |
482 | LOCK(flags); | |
483 | MACIO_BIS(HEATHROW_FCR, HRW_SOUND_POWER_N); | |
484 | MACIO_BIC(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); | |
485 | UNLOCK(flags); | |
486 | } | |
487 | return 0; | |
488 | } | |
489 | ||
490 | static u32 save_fcr[6]; | |
491 | static u32 save_mbcr; | |
492 | static u32 save_gpio_levels[2]; | |
493 | static u8 save_gpio_extint[KEYLARGO_GPIO_EXTINT_CNT]; | |
494 | static u8 save_gpio_normal[KEYLARGO_GPIO_CNT]; | |
495 | static u32 save_unin_clock_ctl; | |
496 | static struct dbdma_regs save_dbdma[13]; | |
497 | static struct dbdma_regs save_alt_dbdma[13]; | |
498 | ||
499 | static void dbdma_save(struct macio_chip *macio, struct dbdma_regs *save) | |
500 | { | |
501 | int i; | |
502 | ||
503 | /* Save state & config of DBDMA channels */ | |
504 | for (i = 0; i < 13; i++) { | |
505 | volatile struct dbdma_regs __iomem * chan = (void __iomem *) | |
506 | (macio->base + ((0x8000+i*0x100)>>2)); | |
507 | save[i].cmdptr_hi = in_le32(&chan->cmdptr_hi); | |
508 | save[i].cmdptr = in_le32(&chan->cmdptr); | |
509 | save[i].intr_sel = in_le32(&chan->intr_sel); | |
510 | save[i].br_sel = in_le32(&chan->br_sel); | |
511 | save[i].wait_sel = in_le32(&chan->wait_sel); | |
512 | } | |
513 | } | |
514 | ||
515 | static void dbdma_restore(struct macio_chip *macio, struct dbdma_regs *save) | |
516 | { | |
517 | int i; | |
518 | ||
519 | /* Save state & config of DBDMA channels */ | |
520 | for (i = 0; i < 13; i++) { | |
521 | volatile struct dbdma_regs __iomem * chan = (void __iomem *) | |
522 | (macio->base + ((0x8000+i*0x100)>>2)); | |
523 | out_le32(&chan->control, (ACTIVE|DEAD|WAKE|FLUSH|PAUSE|RUN)<<16); | |
524 | while (in_le32(&chan->status) & ACTIVE) | |
525 | mb(); | |
526 | out_le32(&chan->cmdptr_hi, save[i].cmdptr_hi); | |
527 | out_le32(&chan->cmdptr, save[i].cmdptr); | |
528 | out_le32(&chan->intr_sel, save[i].intr_sel); | |
529 | out_le32(&chan->br_sel, save[i].br_sel); | |
530 | out_le32(&chan->wait_sel, save[i].wait_sel); | |
531 | } | |
532 | } | |
533 | ||
534 | static void heathrow_sleep(struct macio_chip *macio, int secondary) | |
535 | { | |
536 | if (secondary) { | |
537 | dbdma_save(macio, save_alt_dbdma); | |
538 | save_fcr[2] = MACIO_IN32(0x38); | |
539 | save_fcr[3] = MACIO_IN32(0x3c); | |
540 | } else { | |
541 | dbdma_save(macio, save_dbdma); | |
542 | save_fcr[0] = MACIO_IN32(0x38); | |
543 | save_fcr[1] = MACIO_IN32(0x3c); | |
544 | save_mbcr = MACIO_IN32(0x34); | |
545 | /* Make sure sound is shut down */ | |
546 | MACIO_BIS(HEATHROW_FCR, HRW_SOUND_POWER_N); | |
547 | MACIO_BIC(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); | |
548 | /* This seems to be necessary as well or the fan | |
549 | * keeps coming up and battery drains fast */ | |
550 | MACIO_BIC(HEATHROW_FCR, HRW_IOBUS_ENABLE); | |
551 | MACIO_BIC(HEATHROW_FCR, HRW_IDE0_RESET_N); | |
552 | /* Make sure eth is down even if module or sleep | |
553 | * won't work properly */ | |
554 | MACIO_BIC(HEATHROW_FCR, HRW_BMAC_IO_ENABLE | HRW_BMAC_RESET); | |
555 | } | |
556 | /* Make sure modem is shut down */ | |
557 | MACIO_OUT8(HRW_GPIO_MODEM_RESET, | |
558 | MACIO_IN8(HRW_GPIO_MODEM_RESET) & ~1); | |
559 | MACIO_BIS(HEATHROW_FCR, HRW_SCC_TRANS_EN_N); | |
560 | MACIO_BIC(HEATHROW_FCR, OH_SCCA_IO|OH_SCCB_IO|HRW_SCC_ENABLE); | |
561 | ||
562 | /* Let things settle */ | |
563 | (void)MACIO_IN32(HEATHROW_FCR); | |
564 | } | |
565 | ||
566 | static void heathrow_wakeup(struct macio_chip *macio, int secondary) | |
567 | { | |
568 | if (secondary) { | |
569 | MACIO_OUT32(0x38, save_fcr[2]); | |
570 | (void)MACIO_IN32(0x38); | |
571 | mdelay(1); | |
572 | MACIO_OUT32(0x3c, save_fcr[3]); | |
573 | (void)MACIO_IN32(0x38); | |
574 | mdelay(10); | |
575 | dbdma_restore(macio, save_alt_dbdma); | |
576 | } else { | |
577 | MACIO_OUT32(0x38, save_fcr[0] | HRW_IOBUS_ENABLE); | |
578 | (void)MACIO_IN32(0x38); | |
579 | mdelay(1); | |
580 | MACIO_OUT32(0x3c, save_fcr[1]); | |
581 | (void)MACIO_IN32(0x38); | |
582 | mdelay(1); | |
583 | MACIO_OUT32(0x34, save_mbcr); | |
584 | (void)MACIO_IN32(0x38); | |
585 | mdelay(10); | |
586 | dbdma_restore(macio, save_dbdma); | |
587 | } | |
588 | } | |
589 | ||
590 | static long heathrow_sleep_state(struct device_node *node, long param, | |
591 | long value) | |
592 | { | |
593 | if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0) | |
594 | return -EPERM; | |
595 | if (value == 1) { | |
596 | if (macio_chips[1].type == macio_gatwick) | |
597 | heathrow_sleep(&macio_chips[0], 1); | |
598 | heathrow_sleep(&macio_chips[0], 0); | |
599 | } else if (value == 0) { | |
600 | heathrow_wakeup(&macio_chips[0], 0); | |
601 | if (macio_chips[1].type == macio_gatwick) | |
602 | heathrow_wakeup(&macio_chips[0], 1); | |
603 | } | |
604 | return 0; | |
605 | } | |
606 | ||
607 | static long core99_scc_enable(struct device_node *node, long param, long value) | |
608 | { | |
609 | struct macio_chip* macio; | |
610 | unsigned long flags; | |
611 | unsigned long chan_mask; | |
612 | u32 fcr; | |
613 | ||
614 | macio = macio_find(node, 0); | |
615 | if (!macio) | |
616 | return -ENODEV; | |
617 | if (!strcmp(node->name, "ch-a")) | |
618 | chan_mask = MACIO_FLAG_SCCA_ON; | |
619 | else if (!strcmp(node->name, "ch-b")) | |
620 | chan_mask = MACIO_FLAG_SCCB_ON; | |
621 | else | |
622 | return -ENODEV; | |
623 | ||
624 | if (value) { | |
625 | int need_reset_scc = 0; | |
626 | int need_reset_irda = 0; | |
627 | ||
628 | LOCK(flags); | |
629 | fcr = MACIO_IN32(KEYLARGO_FCR0); | |
630 | /* Check if scc cell need enabling */ | |
631 | if (!(fcr & KL0_SCC_CELL_ENABLE)) { | |
632 | fcr |= KL0_SCC_CELL_ENABLE; | |
633 | need_reset_scc = 1; | |
634 | } | |
635 | if (chan_mask & MACIO_FLAG_SCCA_ON) { | |
636 | fcr |= KL0_SCCA_ENABLE; | |
637 | /* Don't enable line drivers for I2S modem */ | |
638 | if ((param & 0xfff) == PMAC_SCC_I2S1) | |
639 | fcr &= ~KL0_SCC_A_INTF_ENABLE; | |
640 | else | |
641 | fcr |= KL0_SCC_A_INTF_ENABLE; | |
642 | } | |
643 | if (chan_mask & MACIO_FLAG_SCCB_ON) { | |
644 | fcr |= KL0_SCCB_ENABLE; | |
645 | /* Perform irda specific inits */ | |
646 | if ((param & 0xfff) == PMAC_SCC_IRDA) { | |
647 | fcr &= ~KL0_SCC_B_INTF_ENABLE; | |
648 | fcr |= KL0_IRDA_ENABLE; | |
649 | fcr |= KL0_IRDA_CLK32_ENABLE | KL0_IRDA_CLK19_ENABLE; | |
650 | fcr |= KL0_IRDA_SOURCE1_SEL; | |
651 | fcr &= ~(KL0_IRDA_FAST_CONNECT|KL0_IRDA_DEFAULT1|KL0_IRDA_DEFAULT0); | |
652 | fcr &= ~(KL0_IRDA_SOURCE2_SEL|KL0_IRDA_HIGH_BAND); | |
653 | need_reset_irda = 1; | |
654 | } else | |
655 | fcr |= KL0_SCC_B_INTF_ENABLE; | |
656 | } | |
657 | MACIO_OUT32(KEYLARGO_FCR0, fcr); | |
658 | macio->flags |= chan_mask; | |
659 | if (need_reset_scc) { | |
660 | MACIO_BIS(KEYLARGO_FCR0, KL0_SCC_RESET); | |
661 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
662 | UNLOCK(flags); | |
663 | mdelay(15); | |
664 | LOCK(flags); | |
665 | MACIO_BIC(KEYLARGO_FCR0, KL0_SCC_RESET); | |
666 | } | |
667 | if (need_reset_irda) { | |
668 | MACIO_BIS(KEYLARGO_FCR0, KL0_IRDA_RESET); | |
669 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
670 | UNLOCK(flags); | |
671 | mdelay(15); | |
672 | LOCK(flags); | |
673 | MACIO_BIC(KEYLARGO_FCR0, KL0_IRDA_RESET); | |
674 | } | |
675 | UNLOCK(flags); | |
676 | if (param & PMAC_SCC_FLAG_XMON) | |
677 | macio->flags |= MACIO_FLAG_SCC_LOCKED; | |
678 | } else { | |
679 | if (macio->flags & MACIO_FLAG_SCC_LOCKED) | |
680 | return -EPERM; | |
681 | LOCK(flags); | |
682 | fcr = MACIO_IN32(KEYLARGO_FCR0); | |
683 | if (chan_mask & MACIO_FLAG_SCCA_ON) | |
684 | fcr &= ~KL0_SCCA_ENABLE; | |
685 | if (chan_mask & MACIO_FLAG_SCCB_ON) { | |
686 | fcr &= ~KL0_SCCB_ENABLE; | |
687 | /* Perform irda specific clears */ | |
688 | if ((param & 0xfff) == PMAC_SCC_IRDA) { | |
689 | fcr &= ~KL0_IRDA_ENABLE; | |
690 | fcr &= ~(KL0_IRDA_CLK32_ENABLE | KL0_IRDA_CLK19_ENABLE); | |
691 | fcr &= ~(KL0_IRDA_FAST_CONNECT|KL0_IRDA_DEFAULT1|KL0_IRDA_DEFAULT0); | |
692 | fcr &= ~(KL0_IRDA_SOURCE1_SEL|KL0_IRDA_SOURCE2_SEL|KL0_IRDA_HIGH_BAND); | |
693 | } | |
694 | } | |
695 | MACIO_OUT32(KEYLARGO_FCR0, fcr); | |
696 | if ((fcr & (KL0_SCCA_ENABLE | KL0_SCCB_ENABLE)) == 0) { | |
697 | fcr &= ~KL0_SCC_CELL_ENABLE; | |
698 | MACIO_OUT32(KEYLARGO_FCR0, fcr); | |
699 | } | |
700 | macio->flags &= ~(chan_mask); | |
701 | UNLOCK(flags); | |
702 | mdelay(10); | |
703 | } | |
704 | return 0; | |
705 | } | |
706 | ||
707 | static long | |
708 | core99_modem_enable(struct device_node *node, long param, long value) | |
709 | { | |
710 | struct macio_chip* macio; | |
711 | u8 gpio; | |
712 | unsigned long flags; | |
713 | ||
714 | /* Hack for internal USB modem */ | |
715 | if (node == NULL) { | |
716 | if (macio_chips[0].type != macio_keylargo) | |
717 | return -ENODEV; | |
718 | node = macio_chips[0].of_node; | |
719 | } | |
720 | macio = macio_find(node, 0); | |
721 | if (!macio) | |
722 | return -ENODEV; | |
723 | gpio = MACIO_IN8(KL_GPIO_MODEM_RESET); | |
724 | gpio |= KEYLARGO_GPIO_OUTPUT_ENABLE; | |
725 | gpio &= ~KEYLARGO_GPIO_OUTOUT_DATA; | |
726 | ||
727 | if (!value) { | |
728 | LOCK(flags); | |
729 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); | |
730 | UNLOCK(flags); | |
731 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
732 | mdelay(250); | |
733 | } | |
734 | LOCK(flags); | |
735 | if (value) { | |
736 | MACIO_BIC(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); | |
737 | UNLOCK(flags); | |
738 | (void)MACIO_IN32(KEYLARGO_FCR2); | |
739 | mdelay(250); | |
740 | } else { | |
741 | MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); | |
742 | UNLOCK(flags); | |
743 | } | |
744 | if (value) { | |
745 | LOCK(flags); | |
746 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); | |
747 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
748 | UNLOCK(flags); mdelay(250); LOCK(flags); | |
749 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); | |
750 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
751 | UNLOCK(flags); mdelay(250); LOCK(flags); | |
752 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); | |
753 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
754 | UNLOCK(flags); mdelay(250); | |
755 | } | |
756 | return 0; | |
757 | } | |
758 | ||
759 | static long | |
760 | pangea_modem_enable(struct device_node *node, long param, long value) | |
761 | { | |
762 | struct macio_chip* macio; | |
763 | u8 gpio; | |
764 | unsigned long flags; | |
765 | ||
766 | /* Hack for internal USB modem */ | |
767 | if (node == NULL) { | |
768 | if (macio_chips[0].type != macio_pangea && | |
769 | macio_chips[0].type != macio_intrepid) | |
770 | return -ENODEV; | |
771 | node = macio_chips[0].of_node; | |
772 | } | |
773 | macio = macio_find(node, 0); | |
774 | if (!macio) | |
775 | return -ENODEV; | |
776 | gpio = MACIO_IN8(KL_GPIO_MODEM_RESET); | |
777 | gpio |= KEYLARGO_GPIO_OUTPUT_ENABLE; | |
778 | gpio &= ~KEYLARGO_GPIO_OUTOUT_DATA; | |
779 | ||
780 | if (!value) { | |
781 | LOCK(flags); | |
782 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); | |
783 | UNLOCK(flags); | |
784 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
785 | mdelay(250); | |
786 | } | |
787 | LOCK(flags); | |
788 | if (value) { | |
789 | MACIO_OUT8(KL_GPIO_MODEM_POWER, | |
790 | KEYLARGO_GPIO_OUTPUT_ENABLE); | |
791 | UNLOCK(flags); | |
792 | (void)MACIO_IN32(KEYLARGO_FCR2); | |
793 | mdelay(250); | |
794 | } else { | |
795 | MACIO_OUT8(KL_GPIO_MODEM_POWER, | |
796 | KEYLARGO_GPIO_OUTPUT_ENABLE | KEYLARGO_GPIO_OUTOUT_DATA); | |
797 | UNLOCK(flags); | |
798 | } | |
799 | if (value) { | |
800 | LOCK(flags); | |
801 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); | |
802 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
803 | UNLOCK(flags); mdelay(250); LOCK(flags); | |
804 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio); | |
805 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
806 | UNLOCK(flags); mdelay(250); LOCK(flags); | |
807 | MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA); | |
808 | (void)MACIO_IN8(KL_GPIO_MODEM_RESET); | |
809 | UNLOCK(flags); mdelay(250); | |
810 | } | |
811 | return 0; | |
812 | } | |
813 | ||
814 | static long | |
815 | core99_ata100_enable(struct device_node *node, long value) | |
816 | { | |
817 | unsigned long flags; | |
818 | struct pci_dev *pdev = NULL; | |
819 | u8 pbus, pid; | |
820 | ||
821 | if (uninorth_rev < 0x24) | |
822 | return -ENODEV; | |
823 | ||
824 | LOCK(flags); | |
825 | if (value) | |
826 | UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_ATA100); | |
827 | else | |
828 | UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_ATA100); | |
829 | (void)UN_IN(UNI_N_CLOCK_CNTL); | |
830 | UNLOCK(flags); | |
831 | udelay(20); | |
832 | ||
833 | if (value) { | |
834 | if (pci_device_from_OF_node(node, &pbus, &pid) == 0) | |
835 | pdev = pci_find_slot(pbus, pid); | |
836 | if (pdev == NULL) | |
837 | return 0; | |
838 | pci_enable_device(pdev); | |
839 | pci_set_master(pdev); | |
840 | } | |
841 | return 0; | |
842 | } | |
843 | ||
844 | static long | |
845 | core99_ide_enable(struct device_node *node, long param, long value) | |
846 | { | |
847 | /* Bus ID 0 to 2 are KeyLargo based IDE, busID 3 is U2 | |
848 | * based ata-100 | |
849 | */ | |
850 | switch(param) { | |
851 | case 0: | |
852 | return simple_feature_tweak(node, macio_unknown, | |
853 | KEYLARGO_FCR1, KL1_EIDE0_ENABLE, value); | |
854 | case 1: | |
855 | return simple_feature_tweak(node, macio_unknown, | |
856 | KEYLARGO_FCR1, KL1_EIDE1_ENABLE, value); | |
857 | case 2: | |
858 | return simple_feature_tweak(node, macio_unknown, | |
859 | KEYLARGO_FCR1, KL1_UIDE_ENABLE, value); | |
860 | case 3: | |
861 | return core99_ata100_enable(node, value); | |
862 | default: | |
863 | return -ENODEV; | |
864 | } | |
865 | } | |
866 | ||
867 | static long | |
868 | core99_ide_reset(struct device_node *node, long param, long value) | |
869 | { | |
870 | switch(param) { | |
871 | case 0: | |
872 | return simple_feature_tweak(node, macio_unknown, | |
873 | KEYLARGO_FCR1, KL1_EIDE0_RESET_N, !value); | |
874 | case 1: | |
875 | return simple_feature_tweak(node, macio_unknown, | |
876 | KEYLARGO_FCR1, KL1_EIDE1_RESET_N, !value); | |
877 | case 2: | |
878 | return simple_feature_tweak(node, macio_unknown, | |
879 | KEYLARGO_FCR1, KL1_UIDE_RESET_N, !value); | |
880 | default: | |
881 | return -ENODEV; | |
882 | } | |
883 | } | |
884 | ||
885 | static long | |
886 | core99_gmac_enable(struct device_node *node, long param, long value) | |
887 | { | |
888 | unsigned long flags; | |
889 | ||
890 | LOCK(flags); | |
891 | if (value) | |
892 | UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_GMAC); | |
893 | else | |
894 | UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_GMAC); | |
895 | (void)UN_IN(UNI_N_CLOCK_CNTL); | |
896 | UNLOCK(flags); | |
897 | udelay(20); | |
898 | ||
899 | return 0; | |
900 | } | |
901 | ||
902 | static long | |
903 | core99_gmac_phy_reset(struct device_node *node, long param, long value) | |
904 | { | |
905 | unsigned long flags; | |
906 | struct macio_chip *macio; | |
907 | ||
908 | macio = &macio_chips[0]; | |
909 | if (macio->type != macio_keylargo && macio->type != macio_pangea && | |
910 | macio->type != macio_intrepid) | |
911 | return -ENODEV; | |
912 | ||
913 | LOCK(flags); | |
914 | MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, KEYLARGO_GPIO_OUTPUT_ENABLE); | |
915 | (void)MACIO_IN8(KL_GPIO_ETH_PHY_RESET); | |
916 | UNLOCK(flags); | |
7fb76aa0 | 917 | mdelay(10); |
14cf11af PM |
918 | LOCK(flags); |
919 | MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, /*KEYLARGO_GPIO_OUTPUT_ENABLE | */ | |
920 | KEYLARGO_GPIO_OUTOUT_DATA); | |
921 | UNLOCK(flags); | |
7fb76aa0 | 922 | mdelay(10); |
14cf11af PM |
923 | |
924 | return 0; | |
925 | } | |
926 | ||
927 | static long | |
928 | core99_sound_chip_enable(struct device_node *node, long param, long value) | |
929 | { | |
930 | struct macio_chip* macio; | |
931 | unsigned long flags; | |
932 | ||
933 | macio = macio_find(node, 0); | |
934 | if (!macio) | |
935 | return -ENODEV; | |
936 | ||
937 | /* Do a better probe code, screamer G4 desktops & | |
938 | * iMacs can do that too, add a recalibrate in | |
939 | * the driver as well | |
940 | */ | |
941 | if (pmac_mb.model_id == PMAC_TYPE_PISMO || | |
942 | pmac_mb.model_id == PMAC_TYPE_TITANIUM) { | |
943 | LOCK(flags); | |
944 | if (value) | |
945 | MACIO_OUT8(KL_GPIO_SOUND_POWER, | |
946 | KEYLARGO_GPIO_OUTPUT_ENABLE | | |
947 | KEYLARGO_GPIO_OUTOUT_DATA); | |
948 | else | |
949 | MACIO_OUT8(KL_GPIO_SOUND_POWER, | |
950 | KEYLARGO_GPIO_OUTPUT_ENABLE); | |
951 | (void)MACIO_IN8(KL_GPIO_SOUND_POWER); | |
952 | UNLOCK(flags); | |
953 | } | |
954 | return 0; | |
955 | } | |
956 | ||
957 | static long | |
958 | core99_airport_enable(struct device_node *node, long param, long value) | |
959 | { | |
960 | struct macio_chip* macio; | |
961 | unsigned long flags; | |
962 | int state; | |
963 | ||
964 | macio = macio_find(node, 0); | |
965 | if (!macio) | |
966 | return -ENODEV; | |
967 | ||
968 | /* Hint: we allow passing of macio itself for the sake of the | |
969 | * sleep code | |
970 | */ | |
971 | if (node != macio->of_node && | |
972 | (!node->parent || node->parent != macio->of_node)) | |
973 | return -ENODEV; | |
974 | state = (macio->flags & MACIO_FLAG_AIRPORT_ON) != 0; | |
975 | if (value == state) | |
976 | return 0; | |
977 | if (value) { | |
978 | /* This code is a reproduction of OF enable-cardslot | |
979 | * and init-wireless methods, slightly hacked until | |
980 | * I got it working. | |
981 | */ | |
982 | LOCK(flags); | |
983 | MACIO_OUT8(KEYLARGO_GPIO_0+0xf, 5); | |
984 | (void)MACIO_IN8(KEYLARGO_GPIO_0+0xf); | |
985 | UNLOCK(flags); | |
986 | mdelay(10); | |
987 | LOCK(flags); | |
988 | MACIO_OUT8(KEYLARGO_GPIO_0+0xf, 4); | |
989 | (void)MACIO_IN8(KEYLARGO_GPIO_0+0xf); | |
990 | UNLOCK(flags); | |
991 | ||
992 | mdelay(10); | |
993 | ||
994 | LOCK(flags); | |
995 | MACIO_BIC(KEYLARGO_FCR2, KL2_CARDSEL_16); | |
996 | (void)MACIO_IN32(KEYLARGO_FCR2); | |
997 | udelay(10); | |
998 | MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xb, 0); | |
999 | (void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xb); | |
1000 | udelay(10); | |
1001 | MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xa, 0x28); | |
1002 | (void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xa); | |
1003 | udelay(10); | |
1004 | MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xd, 0x28); | |
1005 | (void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xd); | |
1006 | udelay(10); | |
1007 | MACIO_OUT8(KEYLARGO_GPIO_0+0xd, 0x28); | |
1008 | (void)MACIO_IN8(KEYLARGO_GPIO_0+0xd); | |
1009 | udelay(10); | |
1010 | MACIO_OUT8(KEYLARGO_GPIO_0+0xe, 0x28); | |
1011 | (void)MACIO_IN8(KEYLARGO_GPIO_0+0xe); | |
1012 | UNLOCK(flags); | |
1013 | udelay(10); | |
1014 | MACIO_OUT32(0x1c000, 0); | |
1015 | mdelay(1); | |
1016 | MACIO_OUT8(0x1a3e0, 0x41); | |
1017 | (void)MACIO_IN8(0x1a3e0); | |
1018 | udelay(10); | |
1019 | LOCK(flags); | |
1020 | MACIO_BIS(KEYLARGO_FCR2, KL2_CARDSEL_16); | |
1021 | (void)MACIO_IN32(KEYLARGO_FCR2); | |
1022 | UNLOCK(flags); | |
1023 | mdelay(100); | |
1024 | ||
1025 | macio->flags |= MACIO_FLAG_AIRPORT_ON; | |
1026 | } else { | |
1027 | LOCK(flags); | |
1028 | MACIO_BIC(KEYLARGO_FCR2, KL2_CARDSEL_16); | |
1029 | (void)MACIO_IN32(KEYLARGO_FCR2); | |
1030 | MACIO_OUT8(KL_GPIO_AIRPORT_0, 0); | |
1031 | MACIO_OUT8(KL_GPIO_AIRPORT_1, 0); | |
1032 | MACIO_OUT8(KL_GPIO_AIRPORT_2, 0); | |
1033 | MACIO_OUT8(KL_GPIO_AIRPORT_3, 0); | |
1034 | MACIO_OUT8(KL_GPIO_AIRPORT_4, 0); | |
1035 | (void)MACIO_IN8(KL_GPIO_AIRPORT_4); | |
1036 | UNLOCK(flags); | |
1037 | ||
1038 | macio->flags &= ~MACIO_FLAG_AIRPORT_ON; | |
1039 | } | |
1040 | return 0; | |
1041 | } | |
1042 | ||
1043 | #ifdef CONFIG_SMP | |
1044 | static long | |
1045 | core99_reset_cpu(struct device_node *node, long param, long value) | |
1046 | { | |
1047 | unsigned int reset_io = 0; | |
1048 | unsigned long flags; | |
1049 | struct macio_chip *macio; | |
1050 | struct device_node *np; | |
1051 | const int dflt_reset_lines[] = { KL_GPIO_RESET_CPU0, | |
1052 | KL_GPIO_RESET_CPU1, | |
1053 | KL_GPIO_RESET_CPU2, | |
1054 | KL_GPIO_RESET_CPU3 }; | |
1055 | ||
1056 | macio = &macio_chips[0]; | |
1057 | if (macio->type != macio_keylargo) | |
1058 | return -ENODEV; | |
1059 | ||
1060 | np = find_path_device("/cpus"); | |
1061 | if (np == NULL) | |
1062 | return -ENODEV; | |
1063 | for (np = np->child; np != NULL; np = np->sibling) { | |
1064 | u32 *num = (u32 *)get_property(np, "reg", NULL); | |
1065 | u32 *rst = (u32 *)get_property(np, "soft-reset", NULL); | |
1066 | if (num == NULL || rst == NULL) | |
1067 | continue; | |
1068 | if (param == *num) { | |
1069 | reset_io = *rst; | |
1070 | break; | |
1071 | } | |
1072 | } | |
1073 | if (np == NULL || reset_io == 0) | |
1074 | reset_io = dflt_reset_lines[param]; | |
1075 | ||
1076 | LOCK(flags); | |
1077 | MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE); | |
1078 | (void)MACIO_IN8(reset_io); | |
1079 | udelay(1); | |
1080 | MACIO_OUT8(reset_io, 0); | |
1081 | (void)MACIO_IN8(reset_io); | |
1082 | UNLOCK(flags); | |
1083 | ||
1084 | return 0; | |
1085 | } | |
1086 | #endif /* CONFIG_SMP */ | |
1087 | ||
1088 | static long | |
1089 | core99_usb_enable(struct device_node *node, long param, long value) | |
1090 | { | |
1091 | struct macio_chip *macio; | |
1092 | unsigned long flags; | |
1093 | char *prop; | |
1094 | int number; | |
1095 | u32 reg; | |
1096 | ||
1097 | macio = &macio_chips[0]; | |
1098 | if (macio->type != macio_keylargo && macio->type != macio_pangea && | |
1099 | macio->type != macio_intrepid) | |
1100 | return -ENODEV; | |
1101 | ||
1102 | prop = (char *)get_property(node, "AAPL,clock-id", NULL); | |
1103 | if (!prop) | |
1104 | return -ENODEV; | |
1105 | if (strncmp(prop, "usb0u048", 8) == 0) | |
1106 | number = 0; | |
1107 | else if (strncmp(prop, "usb1u148", 8) == 0) | |
1108 | number = 2; | |
1109 | else if (strncmp(prop, "usb2u248", 8) == 0) | |
1110 | number = 4; | |
1111 | else | |
1112 | return -ENODEV; | |
1113 | ||
1114 | /* Sorry for the brute-force locking, but this is only used during | |
1115 | * sleep and the timing seem to be critical | |
1116 | */ | |
1117 | LOCK(flags); | |
1118 | if (value) { | |
1119 | /* Turn ON */ | |
1120 | if (number == 0) { | |
1121 | MACIO_BIC(KEYLARGO_FCR0, (KL0_USB0_PAD_SUSPEND0 | KL0_USB0_PAD_SUSPEND1)); | |
1122 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1123 | UNLOCK(flags); | |
1124 | mdelay(1); | |
1125 | LOCK(flags); | |
1126 | MACIO_BIS(KEYLARGO_FCR0, KL0_USB0_CELL_ENABLE); | |
1127 | } else if (number == 2) { | |
1128 | MACIO_BIC(KEYLARGO_FCR0, (KL0_USB1_PAD_SUSPEND0 | KL0_USB1_PAD_SUSPEND1)); | |
1129 | UNLOCK(flags); | |
1130 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1131 | mdelay(1); | |
1132 | LOCK(flags); | |
1133 | MACIO_BIS(KEYLARGO_FCR0, KL0_USB1_CELL_ENABLE); | |
1134 | } else if (number == 4) { | |
1135 | MACIO_BIC(KEYLARGO_FCR1, (KL1_USB2_PAD_SUSPEND0 | KL1_USB2_PAD_SUSPEND1)); | |
1136 | UNLOCK(flags); | |
1137 | (void)MACIO_IN32(KEYLARGO_FCR1); | |
1138 | mdelay(1); | |
1139 | LOCK(flags); | |
1140 | MACIO_BIS(KEYLARGO_FCR1, KL1_USB2_CELL_ENABLE); | |
1141 | } | |
1142 | if (number < 4) { | |
1143 | reg = MACIO_IN32(KEYLARGO_FCR4); | |
1144 | reg &= ~(KL4_PORT_WAKEUP_ENABLE(number) | KL4_PORT_RESUME_WAKE_EN(number) | | |
1145 | KL4_PORT_CONNECT_WAKE_EN(number) | KL4_PORT_DISCONNECT_WAKE_EN(number)); | |
1146 | reg &= ~(KL4_PORT_WAKEUP_ENABLE(number+1) | KL4_PORT_RESUME_WAKE_EN(number+1) | | |
1147 | KL4_PORT_CONNECT_WAKE_EN(number+1) | KL4_PORT_DISCONNECT_WAKE_EN(number+1)); | |
1148 | MACIO_OUT32(KEYLARGO_FCR4, reg); | |
1149 | (void)MACIO_IN32(KEYLARGO_FCR4); | |
1150 | udelay(10); | |
1151 | } else { | |
1152 | reg = MACIO_IN32(KEYLARGO_FCR3); | |
1153 | reg &= ~(KL3_IT_PORT_WAKEUP_ENABLE(0) | KL3_IT_PORT_RESUME_WAKE_EN(0) | | |
1154 | KL3_IT_PORT_CONNECT_WAKE_EN(0) | KL3_IT_PORT_DISCONNECT_WAKE_EN(0)); | |
1155 | reg &= ~(KL3_IT_PORT_WAKEUP_ENABLE(1) | KL3_IT_PORT_RESUME_WAKE_EN(1) | | |
1156 | KL3_IT_PORT_CONNECT_WAKE_EN(1) | KL3_IT_PORT_DISCONNECT_WAKE_EN(1)); | |
1157 | MACIO_OUT32(KEYLARGO_FCR3, reg); | |
1158 | (void)MACIO_IN32(KEYLARGO_FCR3); | |
1159 | udelay(10); | |
1160 | } | |
1161 | if (macio->type == macio_intrepid) { | |
1162 | /* wait for clock stopped bits to clear */ | |
1163 | u32 test0 = 0, test1 = 0; | |
1164 | u32 status0, status1; | |
1165 | int timeout = 1000; | |
1166 | ||
1167 | UNLOCK(flags); | |
1168 | switch (number) { | |
1169 | case 0: | |
1170 | test0 = UNI_N_CLOCK_STOPPED_USB0; | |
1171 | test1 = UNI_N_CLOCK_STOPPED_USB0PCI; | |
1172 | break; | |
1173 | case 2: | |
1174 | test0 = UNI_N_CLOCK_STOPPED_USB1; | |
1175 | test1 = UNI_N_CLOCK_STOPPED_USB1PCI; | |
1176 | break; | |
1177 | case 4: | |
1178 | test0 = UNI_N_CLOCK_STOPPED_USB2; | |
1179 | test1 = UNI_N_CLOCK_STOPPED_USB2PCI; | |
1180 | break; | |
1181 | } | |
1182 | do { | |
1183 | if (--timeout <= 0) { | |
1184 | printk(KERN_ERR "core99_usb_enable: " | |
1185 | "Timeout waiting for clocks\n"); | |
1186 | break; | |
1187 | } | |
1188 | mdelay(1); | |
1189 | status0 = UN_IN(UNI_N_CLOCK_STOP_STATUS0); | |
1190 | status1 = UN_IN(UNI_N_CLOCK_STOP_STATUS1); | |
1191 | } while ((status0 & test0) | (status1 & test1)); | |
1192 | LOCK(flags); | |
1193 | } | |
1194 | } else { | |
1195 | /* Turn OFF */ | |
1196 | if (number < 4) { | |
1197 | reg = MACIO_IN32(KEYLARGO_FCR4); | |
1198 | reg |= KL4_PORT_WAKEUP_ENABLE(number) | KL4_PORT_RESUME_WAKE_EN(number) | | |
1199 | KL4_PORT_CONNECT_WAKE_EN(number) | KL4_PORT_DISCONNECT_WAKE_EN(number); | |
1200 | reg |= KL4_PORT_WAKEUP_ENABLE(number+1) | KL4_PORT_RESUME_WAKE_EN(number+1) | | |
1201 | KL4_PORT_CONNECT_WAKE_EN(number+1) | KL4_PORT_DISCONNECT_WAKE_EN(number+1); | |
1202 | MACIO_OUT32(KEYLARGO_FCR4, reg); | |
1203 | (void)MACIO_IN32(KEYLARGO_FCR4); | |
1204 | udelay(1); | |
1205 | } else { | |
1206 | reg = MACIO_IN32(KEYLARGO_FCR3); | |
1207 | reg |= KL3_IT_PORT_WAKEUP_ENABLE(0) | KL3_IT_PORT_RESUME_WAKE_EN(0) | | |
1208 | KL3_IT_PORT_CONNECT_WAKE_EN(0) | KL3_IT_PORT_DISCONNECT_WAKE_EN(0); | |
1209 | reg |= KL3_IT_PORT_WAKEUP_ENABLE(1) | KL3_IT_PORT_RESUME_WAKE_EN(1) | | |
1210 | KL3_IT_PORT_CONNECT_WAKE_EN(1) | KL3_IT_PORT_DISCONNECT_WAKE_EN(1); | |
1211 | MACIO_OUT32(KEYLARGO_FCR3, reg); | |
1212 | (void)MACIO_IN32(KEYLARGO_FCR3); | |
1213 | udelay(1); | |
1214 | } | |
1215 | if (number == 0) { | |
1216 | if (macio->type != macio_intrepid) | |
1217 | MACIO_BIC(KEYLARGO_FCR0, KL0_USB0_CELL_ENABLE); | |
1218 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1219 | udelay(1); | |
1220 | MACIO_BIS(KEYLARGO_FCR0, (KL0_USB0_PAD_SUSPEND0 | KL0_USB0_PAD_SUSPEND1)); | |
1221 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1222 | } else if (number == 2) { | |
1223 | if (macio->type != macio_intrepid) | |
1224 | MACIO_BIC(KEYLARGO_FCR0, KL0_USB1_CELL_ENABLE); | |
1225 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1226 | udelay(1); | |
1227 | MACIO_BIS(KEYLARGO_FCR0, (KL0_USB1_PAD_SUSPEND0 | KL0_USB1_PAD_SUSPEND1)); | |
1228 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1229 | } else if (number == 4) { | |
1230 | udelay(1); | |
1231 | MACIO_BIS(KEYLARGO_FCR1, (KL1_USB2_PAD_SUSPEND0 | KL1_USB2_PAD_SUSPEND1)); | |
1232 | (void)MACIO_IN32(KEYLARGO_FCR1); | |
1233 | } | |
1234 | udelay(1); | |
1235 | } | |
1236 | UNLOCK(flags); | |
1237 | ||
1238 | return 0; | |
1239 | } | |
1240 | ||
1241 | static long | |
1242 | core99_firewire_enable(struct device_node *node, long param, long value) | |
1243 | { | |
1244 | unsigned long flags; | |
1245 | struct macio_chip *macio; | |
1246 | ||
1247 | macio = &macio_chips[0]; | |
1248 | if (macio->type != macio_keylargo && macio->type != macio_pangea && | |
1249 | macio->type != macio_intrepid) | |
1250 | return -ENODEV; | |
1251 | if (!(macio->flags & MACIO_FLAG_FW_SUPPORTED)) | |
1252 | return -ENODEV; | |
1253 | ||
1254 | LOCK(flags); | |
1255 | if (value) { | |
1256 | UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_FW); | |
1257 | (void)UN_IN(UNI_N_CLOCK_CNTL); | |
1258 | } else { | |
1259 | UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_FW); | |
1260 | (void)UN_IN(UNI_N_CLOCK_CNTL); | |
1261 | } | |
1262 | UNLOCK(flags); | |
1263 | mdelay(1); | |
1264 | ||
1265 | return 0; | |
1266 | } | |
1267 | ||
1268 | static long | |
1269 | core99_firewire_cable_power(struct device_node *node, long param, long value) | |
1270 | { | |
1271 | unsigned long flags; | |
1272 | struct macio_chip *macio; | |
1273 | ||
1274 | /* Trick: we allow NULL node */ | |
1275 | if ((pmac_mb.board_flags & PMAC_MB_HAS_FW_POWER) == 0) | |
1276 | return -ENODEV; | |
1277 | macio = &macio_chips[0]; | |
1278 | if (macio->type != macio_keylargo && macio->type != macio_pangea && | |
1279 | macio->type != macio_intrepid) | |
1280 | return -ENODEV; | |
1281 | if (!(macio->flags & MACIO_FLAG_FW_SUPPORTED)) | |
1282 | return -ENODEV; | |
1283 | ||
1284 | LOCK(flags); | |
1285 | if (value) { | |
1286 | MACIO_OUT8(KL_GPIO_FW_CABLE_POWER , 0); | |
1287 | MACIO_IN8(KL_GPIO_FW_CABLE_POWER); | |
1288 | udelay(10); | |
1289 | } else { | |
1290 | MACIO_OUT8(KL_GPIO_FW_CABLE_POWER , 4); | |
1291 | MACIO_IN8(KL_GPIO_FW_CABLE_POWER); udelay(10); | |
1292 | } | |
1293 | UNLOCK(flags); | |
1294 | mdelay(1); | |
1295 | ||
1296 | return 0; | |
1297 | } | |
1298 | ||
1299 | static long | |
1300 | intrepid_aack_delay_enable(struct device_node *node, long param, long value) | |
1301 | { | |
1302 | unsigned long flags; | |
1303 | ||
1304 | if (uninorth_rev < 0xd2) | |
1305 | return -ENODEV; | |
1306 | ||
1307 | LOCK(flags); | |
1308 | if (param) | |
1309 | UN_BIS(UNI_N_AACK_DELAY, UNI_N_AACK_DELAY_ENABLE); | |
1310 | else | |
1311 | UN_BIC(UNI_N_AACK_DELAY, UNI_N_AACK_DELAY_ENABLE); | |
1312 | UNLOCK(flags); | |
1313 | ||
1314 | return 0; | |
1315 | } | |
1316 | ||
1317 | ||
1318 | #endif /* CONFIG_POWER4 */ | |
1319 | ||
1320 | static long | |
1321 | core99_read_gpio(struct device_node *node, long param, long value) | |
1322 | { | |
1323 | struct macio_chip *macio = &macio_chips[0]; | |
1324 | ||
1325 | return MACIO_IN8(param); | |
1326 | } | |
1327 | ||
1328 | ||
1329 | static long | |
1330 | core99_write_gpio(struct device_node *node, long param, long value) | |
1331 | { | |
1332 | struct macio_chip *macio = &macio_chips[0]; | |
1333 | ||
1334 | MACIO_OUT8(param, (u8)(value & 0xff)); | |
1335 | return 0; | |
1336 | } | |
1337 | ||
1338 | #ifdef CONFIG_POWER4 | |
1339 | static long g5_gmac_enable(struct device_node *node, long param, long value) | |
1340 | { | |
1341 | struct macio_chip *macio = &macio_chips[0]; | |
1342 | unsigned long flags; | |
1343 | ||
1344 | if (node == NULL) | |
1345 | return -ENODEV; | |
1346 | ||
1347 | LOCK(flags); | |
1348 | if (value) { | |
1349 | MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_GMAC_CLK_ENABLE); | |
1350 | mb(); | |
1351 | k2_skiplist[0] = NULL; | |
1352 | } else { | |
1353 | k2_skiplist[0] = node; | |
1354 | mb(); | |
1355 | MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_GMAC_CLK_ENABLE); | |
1356 | } | |
1357 | ||
1358 | UNLOCK(flags); | |
1359 | mdelay(1); | |
1360 | ||
1361 | return 0; | |
1362 | } | |
1363 | ||
1364 | static long g5_fw_enable(struct device_node *node, long param, long value) | |
1365 | { | |
1366 | struct macio_chip *macio = &macio_chips[0]; | |
1367 | unsigned long flags; | |
1368 | ||
1369 | if (node == NULL) | |
1370 | return -ENODEV; | |
1371 | ||
1372 | LOCK(flags); | |
1373 | if (value) { | |
1374 | MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_FW_CLK_ENABLE); | |
1375 | mb(); | |
1376 | k2_skiplist[1] = NULL; | |
1377 | } else { | |
1378 | k2_skiplist[1] = node; | |
1379 | mb(); | |
1380 | MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_FW_CLK_ENABLE); | |
1381 | } | |
1382 | ||
1383 | UNLOCK(flags); | |
1384 | mdelay(1); | |
1385 | ||
1386 | return 0; | |
1387 | } | |
1388 | ||
1389 | static long g5_mpic_enable(struct device_node *node, long param, long value) | |
1390 | { | |
1391 | unsigned long flags; | |
1beb6a7d BH |
1392 | struct device_node *parent = of_get_parent(node); |
1393 | int is_u3; | |
14cf11af | 1394 | |
1beb6a7d BH |
1395 | if (parent == NULL) |
1396 | return 0; | |
1397 | is_u3 = strcmp(parent->name, "u3") == 0 || | |
1398 | strcmp(parent->name, "u4") == 0; | |
1399 | of_node_put(parent); | |
1400 | if (!is_u3) | |
14cf11af PM |
1401 | return 0; |
1402 | ||
1403 | LOCK(flags); | |
1404 | UN_BIS(U3_TOGGLE_REG, U3_MPIC_RESET | U3_MPIC_OUTPUT_ENABLE); | |
1405 | UNLOCK(flags); | |
1406 | ||
1407 | return 0; | |
1408 | } | |
1409 | ||
1410 | static long g5_eth_phy_reset(struct device_node *node, long param, long value) | |
1411 | { | |
1412 | struct macio_chip *macio = &macio_chips[0]; | |
1413 | struct device_node *phy; | |
1414 | int need_reset; | |
1415 | ||
1416 | /* | |
1417 | * We must not reset the combo PHYs, only the BCM5221 found in | |
1418 | * the iMac G5. | |
1419 | */ | |
1420 | phy = of_get_next_child(node, NULL); | |
1421 | if (!phy) | |
1422 | return -ENODEV; | |
1423 | need_reset = device_is_compatible(phy, "B5221"); | |
1424 | of_node_put(phy); | |
1425 | if (!need_reset) | |
1426 | return 0; | |
1427 | ||
1428 | /* PHY reset is GPIO 29, not in device-tree unfortunately */ | |
1429 | MACIO_OUT8(K2_GPIO_EXTINT_0 + 29, | |
1430 | KEYLARGO_GPIO_OUTPUT_ENABLE | KEYLARGO_GPIO_OUTOUT_DATA); | |
1431 | /* Thankfully, this is now always called at a time when we can | |
1432 | * schedule by sungem. | |
1433 | */ | |
1434 | msleep(10); | |
1435 | MACIO_OUT8(K2_GPIO_EXTINT_0 + 29, 0); | |
1436 | ||
1437 | return 0; | |
1438 | } | |
1439 | ||
1440 | static long g5_i2s_enable(struct device_node *node, long param, long value) | |
1441 | { | |
1442 | /* Very crude implementation for now */ | |
1443 | struct macio_chip *macio = &macio_chips[0]; | |
1444 | unsigned long flags; | |
cc5d0189 BH |
1445 | int cell; |
1446 | u32 fcrs[3][3] = { | |
1447 | { 0, | |
1448 | K2_FCR1_I2S0_CELL_ENABLE | | |
1449 | K2_FCR1_I2S0_CLK_ENABLE_BIT | K2_FCR1_I2S0_ENABLE, | |
1450 | KL3_I2S0_CLK18_ENABLE | |
1451 | }, | |
1452 | { KL0_SCC_A_INTF_ENABLE, | |
1453 | K2_FCR1_I2S1_CELL_ENABLE | | |
1454 | K2_FCR1_I2S1_CLK_ENABLE_BIT | K2_FCR1_I2S1_ENABLE, | |
1455 | KL3_I2S1_CLK18_ENABLE | |
1456 | }, | |
1457 | { KL0_SCC_B_INTF_ENABLE, | |
1458 | SH_FCR1_I2S2_CELL_ENABLE | | |
1459 | SH_FCR1_I2S2_CLK_ENABLE_BIT | SH_FCR1_I2S2_ENABLE, | |
1460 | SH_FCR3_I2S2_CLK18_ENABLE | |
1461 | }, | |
1462 | }; | |
1463 | ||
1beb6a7d | 1464 | if (macio->type != macio_keylargo2 && macio->type != macio_shasta) |
cc5d0189 BH |
1465 | return -ENODEV; |
1466 | if (strncmp(node->name, "i2s-", 4)) | |
1467 | return -ENODEV; | |
1468 | cell = node->name[4] - 'a'; | |
1469 | switch(cell) { | |
1470 | case 0: | |
1471 | case 1: | |
1472 | break; | |
cc5d0189 BH |
1473 | case 2: |
1474 | if (macio->type == macio_shasta) | |
1475 | break; | |
cc5d0189 BH |
1476 | default: |
1477 | return -ENODEV; | |
1478 | } | |
14cf11af PM |
1479 | |
1480 | LOCK(flags); | |
cc5d0189 BH |
1481 | if (value) { |
1482 | MACIO_BIC(KEYLARGO_FCR0, fcrs[cell][0]); | |
1483 | MACIO_BIS(KEYLARGO_FCR1, fcrs[cell][1]); | |
1484 | MACIO_BIS(KEYLARGO_FCR3, fcrs[cell][2]); | |
1485 | } else { | |
1486 | MACIO_BIC(KEYLARGO_FCR3, fcrs[cell][2]); | |
1487 | MACIO_BIC(KEYLARGO_FCR1, fcrs[cell][1]); | |
1488 | MACIO_BIS(KEYLARGO_FCR0, fcrs[cell][0]); | |
1489 | } | |
14cf11af | 1490 | udelay(10); |
14cf11af | 1491 | UNLOCK(flags); |
14cf11af PM |
1492 | |
1493 | return 0; | |
1494 | } | |
1495 | ||
1496 | ||
1497 | #ifdef CONFIG_SMP | |
1498 | static long g5_reset_cpu(struct device_node *node, long param, long value) | |
1499 | { | |
1500 | unsigned int reset_io = 0; | |
1501 | unsigned long flags; | |
1502 | struct macio_chip *macio; | |
1503 | struct device_node *np; | |
1504 | ||
1505 | macio = &macio_chips[0]; | |
1beb6a7d | 1506 | if (macio->type != macio_keylargo2 && macio->type != macio_shasta) |
14cf11af PM |
1507 | return -ENODEV; |
1508 | ||
1509 | np = find_path_device("/cpus"); | |
1510 | if (np == NULL) | |
1511 | return -ENODEV; | |
1512 | for (np = np->child; np != NULL; np = np->sibling) { | |
1513 | u32 *num = (u32 *)get_property(np, "reg", NULL); | |
1514 | u32 *rst = (u32 *)get_property(np, "soft-reset", NULL); | |
1515 | if (num == NULL || rst == NULL) | |
1516 | continue; | |
1517 | if (param == *num) { | |
1518 | reset_io = *rst; | |
1519 | break; | |
1520 | } | |
1521 | } | |
1522 | if (np == NULL || reset_io == 0) | |
1523 | return -ENODEV; | |
1524 | ||
1525 | LOCK(flags); | |
1526 | MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE); | |
1527 | (void)MACIO_IN8(reset_io); | |
1528 | udelay(1); | |
1529 | MACIO_OUT8(reset_io, 0); | |
1530 | (void)MACIO_IN8(reset_io); | |
1531 | UNLOCK(flags); | |
1532 | ||
1533 | return 0; | |
1534 | } | |
1535 | #endif /* CONFIG_SMP */ | |
1536 | ||
1537 | /* | |
1538 | * This can be called from pmac_smp so isn't static | |
1539 | * | |
1540 | * This takes the second CPU off the bus on dual CPU machines | |
1541 | * running UP | |
1542 | */ | |
1543 | void g5_phy_disable_cpu1(void) | |
1544 | { | |
1beb6a7d BH |
1545 | if (uninorth_maj == 3) |
1546 | UN_OUT(U3_API_PHY_CONFIG_1, 0); | |
14cf11af PM |
1547 | } |
1548 | #endif /* CONFIG_POWER4 */ | |
1549 | ||
1550 | #ifndef CONFIG_POWER4 | |
1551 | ||
5b9ca526 BH |
1552 | |
1553 | #ifdef CONFIG_PM | |
1554 | ||
1555 | static void keylargo_shutdown(struct macio_chip *macio, int sleep_mode) | |
14cf11af PM |
1556 | { |
1557 | u32 temp; | |
1558 | ||
1559 | if (sleep_mode) { | |
1560 | mdelay(1); | |
1561 | MACIO_BIS(KEYLARGO_FCR0, KL0_USB_REF_SUSPEND); | |
1562 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1563 | mdelay(1); | |
1564 | } | |
1565 | ||
1566 | MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE | | |
1567 | KL0_SCC_CELL_ENABLE | | |
1568 | KL0_IRDA_ENABLE | KL0_IRDA_CLK32_ENABLE | | |
1569 | KL0_IRDA_CLK19_ENABLE); | |
1570 | ||
1571 | MACIO_BIC(KEYLARGO_MBCR, KL_MBCR_MB0_DEV_MASK); | |
1572 | MACIO_BIS(KEYLARGO_MBCR, KL_MBCR_MB0_IDE_ENABLE); | |
1573 | ||
1574 | MACIO_BIC(KEYLARGO_FCR1, | |
1575 | KL1_AUDIO_SEL_22MCLK | KL1_AUDIO_CLK_ENABLE_BIT | | |
1576 | KL1_AUDIO_CLK_OUT_ENABLE | KL1_AUDIO_CELL_ENABLE | | |
1577 | KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT | | |
1578 | KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE | | |
1579 | KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE | | |
1580 | KL1_EIDE0_ENABLE | KL1_EIDE0_RESET_N | | |
1581 | KL1_EIDE1_ENABLE | KL1_EIDE1_RESET_N | | |
1582 | KL1_UIDE_ENABLE); | |
1583 | ||
1584 | MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); | |
1585 | MACIO_BIC(KEYLARGO_FCR2, KL2_IOBUS_ENABLE); | |
1586 | ||
1587 | temp = MACIO_IN32(KEYLARGO_FCR3); | |
1588 | if (macio->rev >= 2) { | |
1589 | temp |= KL3_SHUTDOWN_PLL2X; | |
1590 | if (sleep_mode) | |
1591 | temp |= KL3_SHUTDOWN_PLL_TOTAL; | |
1592 | } | |
1593 | ||
1594 | temp |= KL3_SHUTDOWN_PLLKW6 | KL3_SHUTDOWN_PLLKW4 | | |
1595 | KL3_SHUTDOWN_PLLKW35; | |
1596 | if (sleep_mode) | |
1597 | temp |= KL3_SHUTDOWN_PLLKW12; | |
1598 | temp &= ~(KL3_CLK66_ENABLE | KL3_CLK49_ENABLE | KL3_CLK45_ENABLE | |
1599 | | KL3_CLK31_ENABLE | KL3_I2S1_CLK18_ENABLE | KL3_I2S0_CLK18_ENABLE); | |
1600 | if (sleep_mode) | |
1601 | temp &= ~(KL3_TIMER_CLK18_ENABLE | KL3_VIA_CLK16_ENABLE); | |
1602 | MACIO_OUT32(KEYLARGO_FCR3, temp); | |
1603 | ||
1604 | /* Flush posted writes & wait a bit */ | |
1605 | (void)MACIO_IN32(KEYLARGO_FCR0); mdelay(1); | |
1606 | } | |
1607 | ||
5b9ca526 | 1608 | static void pangea_shutdown(struct macio_chip *macio, int sleep_mode) |
14cf11af PM |
1609 | { |
1610 | u32 temp; | |
1611 | ||
1612 | MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE | | |
1613 | KL0_SCC_CELL_ENABLE | | |
1614 | KL0_USB0_CELL_ENABLE | KL0_USB1_CELL_ENABLE); | |
1615 | ||
1616 | MACIO_BIC(KEYLARGO_FCR1, | |
1617 | KL1_AUDIO_SEL_22MCLK | KL1_AUDIO_CLK_ENABLE_BIT | | |
1618 | KL1_AUDIO_CLK_OUT_ENABLE | KL1_AUDIO_CELL_ENABLE | | |
1619 | KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT | | |
1620 | KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE | | |
1621 | KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE | | |
1622 | KL1_UIDE_ENABLE); | |
1623 | if (pmac_mb.board_flags & PMAC_MB_MOBILE) | |
1624 | MACIO_BIC(KEYLARGO_FCR1, KL1_UIDE_RESET_N); | |
1625 | ||
1626 | MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT); | |
1627 | ||
1628 | temp = MACIO_IN32(KEYLARGO_FCR3); | |
1629 | temp |= KL3_SHUTDOWN_PLLKW6 | KL3_SHUTDOWN_PLLKW4 | | |
1630 | KL3_SHUTDOWN_PLLKW35; | |
1631 | temp &= ~(KL3_CLK49_ENABLE | KL3_CLK45_ENABLE | KL3_CLK31_ENABLE | |
1632 | | KL3_I2S0_CLK18_ENABLE | KL3_I2S1_CLK18_ENABLE); | |
1633 | if (sleep_mode) | |
1634 | temp &= ~(KL3_VIA_CLK16_ENABLE | KL3_TIMER_CLK18_ENABLE); | |
1635 | MACIO_OUT32(KEYLARGO_FCR3, temp); | |
1636 | ||
1637 | /* Flush posted writes & wait a bit */ | |
1638 | (void)MACIO_IN32(KEYLARGO_FCR0); mdelay(1); | |
1639 | } | |
1640 | ||
5b9ca526 | 1641 | static void intrepid_shutdown(struct macio_chip *macio, int sleep_mode) |
14cf11af PM |
1642 | { |
1643 | u32 temp; | |
1644 | ||
1645 | MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE | | |
1646 | KL0_SCC_CELL_ENABLE); | |
1647 | ||
1648 | MACIO_BIC(KEYLARGO_FCR1, | |
14cf11af PM |
1649 | KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT | |
1650 | KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE | | |
c8b8b1f2 BH |
1651 | KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE | |
1652 | KL1_EIDE0_ENABLE); | |
14cf11af PM |
1653 | if (pmac_mb.board_flags & PMAC_MB_MOBILE) |
1654 | MACIO_BIC(KEYLARGO_FCR1, KL1_UIDE_RESET_N); | |
1655 | ||
1656 | temp = MACIO_IN32(KEYLARGO_FCR3); | |
1657 | temp &= ~(KL3_CLK49_ENABLE | KL3_CLK45_ENABLE | | |
1658 | KL3_I2S1_CLK18_ENABLE | KL3_I2S0_CLK18_ENABLE); | |
1659 | if (sleep_mode) | |
1660 | temp &= ~(KL3_TIMER_CLK18_ENABLE | KL3_IT_VIA_CLK32_ENABLE); | |
1661 | MACIO_OUT32(KEYLARGO_FCR3, temp); | |
1662 | ||
1663 | /* Flush posted writes & wait a bit */ | |
1664 | (void)MACIO_IN32(KEYLARGO_FCR0); | |
1665 | mdelay(10); | |
1666 | } | |
1667 | ||
1668 | ||
14cf11af PM |
1669 | static int |
1670 | core99_sleep(void) | |
1671 | { | |
1672 | struct macio_chip *macio; | |
1673 | int i; | |
1674 | ||
1675 | macio = &macio_chips[0]; | |
1676 | if (macio->type != macio_keylargo && macio->type != macio_pangea && | |
1677 | macio->type != macio_intrepid) | |
1678 | return -ENODEV; | |
1679 | ||
1680 | /* We power off the wireless slot in case it was not done | |
1681 | * by the driver. We don't power it on automatically however | |
1682 | */ | |
1683 | if (macio->flags & MACIO_FLAG_AIRPORT_ON) | |
1684 | core99_airport_enable(macio->of_node, 0, 0); | |
1685 | ||
1686 | /* We power off the FW cable. Should be done by the driver... */ | |
1687 | if (macio->flags & MACIO_FLAG_FW_SUPPORTED) { | |
1688 | core99_firewire_enable(NULL, 0, 0); | |
1689 | core99_firewire_cable_power(NULL, 0, 0); | |
1690 | } | |
1691 | ||
1692 | /* We make sure int. modem is off (in case driver lost it) */ | |
1693 | if (macio->type == macio_keylargo) | |
1694 | core99_modem_enable(macio->of_node, 0, 0); | |
1695 | else | |
1696 | pangea_modem_enable(macio->of_node, 0, 0); | |
1697 | ||
1698 | /* We make sure the sound is off as well */ | |
1699 | core99_sound_chip_enable(macio->of_node, 0, 0); | |
1700 | ||
1701 | /* | |
1702 | * Save various bits of KeyLargo | |
1703 | */ | |
1704 | ||
1705 | /* Save the state of the various GPIOs */ | |
1706 | save_gpio_levels[0] = MACIO_IN32(KEYLARGO_GPIO_LEVELS0); | |
1707 | save_gpio_levels[1] = MACIO_IN32(KEYLARGO_GPIO_LEVELS1); | |
1708 | for (i=0; i<KEYLARGO_GPIO_EXTINT_CNT; i++) | |
1709 | save_gpio_extint[i] = MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+i); | |
1710 | for (i=0; i<KEYLARGO_GPIO_CNT; i++) | |
1711 | save_gpio_normal[i] = MACIO_IN8(KEYLARGO_GPIO_0+i); | |
1712 | ||
1713 | /* Save the FCRs */ | |
1714 | if (macio->type == macio_keylargo) | |
1715 | save_mbcr = MACIO_IN32(KEYLARGO_MBCR); | |
1716 | save_fcr[0] = MACIO_IN32(KEYLARGO_FCR0); | |
1717 | save_fcr[1] = MACIO_IN32(KEYLARGO_FCR1); | |
1718 | save_fcr[2] = MACIO_IN32(KEYLARGO_FCR2); | |
1719 | save_fcr[3] = MACIO_IN32(KEYLARGO_FCR3); | |
1720 | save_fcr[4] = MACIO_IN32(KEYLARGO_FCR4); | |
1721 | if (macio->type == macio_pangea || macio->type == macio_intrepid) | |
1722 | save_fcr[5] = MACIO_IN32(KEYLARGO_FCR5); | |
1723 | ||
1724 | /* Save state & config of DBDMA channels */ | |
1725 | dbdma_save(macio, save_dbdma); | |
1726 | ||
1727 | /* | |
1728 | * Turn off as much as we can | |
1729 | */ | |
1730 | if (macio->type == macio_pangea) | |
1731 | pangea_shutdown(macio, 1); | |
1732 | else if (macio->type == macio_intrepid) | |
1733 | intrepid_shutdown(macio, 1); | |
1734 | else if (macio->type == macio_keylargo) | |
1735 | keylargo_shutdown(macio, 1); | |
1736 | ||
1737 | /* | |
1738 | * Put the host bridge to sleep | |
1739 | */ | |
1740 | ||
1741 | save_unin_clock_ctl = UN_IN(UNI_N_CLOCK_CNTL); | |
1742 | /* Note: do not switch GMAC off, driver does it when necessary, WOL must keep it | |
1743 | * enabled ! | |
1744 | */ | |
1745 | UN_OUT(UNI_N_CLOCK_CNTL, save_unin_clock_ctl & | |
1746 | ~(/*UNI_N_CLOCK_CNTL_GMAC|*/UNI_N_CLOCK_CNTL_FW/*|UNI_N_CLOCK_CNTL_PCI*/)); | |
1747 | udelay(100); | |
1748 | UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_SLEEPING); | |
1749 | UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_SLEEP); | |
1750 | mdelay(10); | |
1751 | ||
1752 | /* | |
1753 | * FIXME: A bit of black magic with OpenPIC (don't ask me why) | |
1754 | */ | |
1755 | if (pmac_mb.model_id == PMAC_TYPE_SAWTOOTH) { | |
1756 | MACIO_BIS(0x506e0, 0x00400000); | |
1757 | MACIO_BIS(0x506e0, 0x80000000); | |
1758 | } | |
1759 | return 0; | |
1760 | } | |
1761 | ||
1762 | static int | |
1763 | core99_wake_up(void) | |
1764 | { | |
1765 | struct macio_chip *macio; | |
1766 | int i; | |
1767 | ||
1768 | macio = &macio_chips[0]; | |
1769 | if (macio->type != macio_keylargo && macio->type != macio_pangea && | |
1770 | macio->type != macio_intrepid) | |
1771 | return -ENODEV; | |
1772 | ||
1773 | /* | |
1774 | * Wakeup the host bridge | |
1775 | */ | |
1776 | UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_NORMAL); | |
1777 | udelay(10); | |
1778 | UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_RUNNING); | |
1779 | udelay(10); | |
1780 | ||
1781 | /* | |
1782 | * Restore KeyLargo | |
1783 | */ | |
1784 | ||
1785 | if (macio->type == macio_keylargo) { | |
1786 | MACIO_OUT32(KEYLARGO_MBCR, save_mbcr); | |
1787 | (void)MACIO_IN32(KEYLARGO_MBCR); udelay(10); | |
1788 | } | |
1789 | MACIO_OUT32(KEYLARGO_FCR0, save_fcr[0]); | |
1790 | (void)MACIO_IN32(KEYLARGO_FCR0); udelay(10); | |
1791 | MACIO_OUT32(KEYLARGO_FCR1, save_fcr[1]); | |
1792 | (void)MACIO_IN32(KEYLARGO_FCR1); udelay(10); | |
1793 | MACIO_OUT32(KEYLARGO_FCR2, save_fcr[2]); | |
1794 | (void)MACIO_IN32(KEYLARGO_FCR2); udelay(10); | |
1795 | MACIO_OUT32(KEYLARGO_FCR3, save_fcr[3]); | |
1796 | (void)MACIO_IN32(KEYLARGO_FCR3); udelay(10); | |
1797 | MACIO_OUT32(KEYLARGO_FCR4, save_fcr[4]); | |
1798 | (void)MACIO_IN32(KEYLARGO_FCR4); udelay(10); | |
1799 | if (macio->type == macio_pangea || macio->type == macio_intrepid) { | |
1800 | MACIO_OUT32(KEYLARGO_FCR5, save_fcr[5]); | |
1801 | (void)MACIO_IN32(KEYLARGO_FCR5); udelay(10); | |
1802 | } | |
1803 | ||
1804 | dbdma_restore(macio, save_dbdma); | |
1805 | ||
1806 | MACIO_OUT32(KEYLARGO_GPIO_LEVELS0, save_gpio_levels[0]); | |
1807 | MACIO_OUT32(KEYLARGO_GPIO_LEVELS1, save_gpio_levels[1]); | |
1808 | for (i=0; i<KEYLARGO_GPIO_EXTINT_CNT; i++) | |
1809 | MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+i, save_gpio_extint[i]); | |
1810 | for (i=0; i<KEYLARGO_GPIO_CNT; i++) | |
1811 | MACIO_OUT8(KEYLARGO_GPIO_0+i, save_gpio_normal[i]); | |
1812 | ||
1813 | /* FIXME more black magic with OpenPIC ... */ | |
1814 | if (pmac_mb.model_id == PMAC_TYPE_SAWTOOTH) { | |
1815 | MACIO_BIC(0x506e0, 0x00400000); | |
1816 | MACIO_BIC(0x506e0, 0x80000000); | |
1817 | } | |
1818 | ||
1819 | UN_OUT(UNI_N_CLOCK_CNTL, save_unin_clock_ctl); | |
1820 | udelay(100); | |
1821 | ||
1822 | return 0; | |
1823 | } | |
1824 | ||
5b9ca526 BH |
1825 | #endif /* CONFIG_PM */ |
1826 | ||
14cf11af PM |
1827 | static long |
1828 | core99_sleep_state(struct device_node *node, long param, long value) | |
1829 | { | |
1830 | /* Param == 1 means to enter the "fake sleep" mode that is | |
1831 | * used for CPU speed switch | |
1832 | */ | |
1833 | if (param == 1) { | |
1834 | if (value == 1) { | |
1835 | UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_SLEEPING); | |
1836 | UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_IDLE2); | |
1837 | } else { | |
1838 | UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_NORMAL); | |
1839 | udelay(10); | |
1840 | UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_RUNNING); | |
1841 | udelay(10); | |
1842 | } | |
1843 | return 0; | |
1844 | } | |
1845 | if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0) | |
1846 | return -EPERM; | |
1847 | ||
5b9ca526 | 1848 | #ifdef CONFIG_PM |
14cf11af PM |
1849 | if (value == 1) |
1850 | return core99_sleep(); | |
1851 | else if (value == 0) | |
1852 | return core99_wake_up(); | |
5b9ca526 BH |
1853 | |
1854 | #endif /* CONFIG_PM */ | |
14cf11af PM |
1855 | return 0; |
1856 | } | |
1857 | ||
1858 | #endif /* CONFIG_POWER4 */ | |
1859 | ||
1860 | static long | |
1861 | generic_dev_can_wake(struct device_node *node, long param, long value) | |
1862 | { | |
1863 | /* Todo: eventually check we are really dealing with on-board | |
1864 | * video device ... | |
1865 | */ | |
1866 | ||
1867 | if (pmac_mb.board_flags & PMAC_MB_MAY_SLEEP) | |
1868 | pmac_mb.board_flags |= PMAC_MB_CAN_SLEEP; | |
1869 | return 0; | |
1870 | } | |
1871 | ||
1872 | static long generic_get_mb_info(struct device_node *node, long param, long value) | |
1873 | { | |
1874 | switch(param) { | |
1875 | case PMAC_MB_INFO_MODEL: | |
1876 | return pmac_mb.model_id; | |
1877 | case PMAC_MB_INFO_FLAGS: | |
1878 | return pmac_mb.board_flags; | |
1879 | case PMAC_MB_INFO_NAME: | |
1880 | /* hack hack hack... but should work */ | |
1881 | *((const char **)value) = pmac_mb.model_name; | |
1882 | return 0; | |
1883 | } | |
1884 | return -EINVAL; | |
1885 | } | |
1886 | ||
1887 | ||
1888 | /* | |
1889 | * Table definitions | |
1890 | */ | |
1891 | ||
1892 | /* Used on any machine | |
1893 | */ | |
1894 | static struct feature_table_entry any_features[] = { | |
1895 | { PMAC_FTR_GET_MB_INFO, generic_get_mb_info }, | |
1896 | { PMAC_FTR_DEVICE_CAN_WAKE, generic_dev_can_wake }, | |
1897 | { 0, NULL } | |
1898 | }; | |
1899 | ||
1900 | #ifndef CONFIG_POWER4 | |
1901 | ||
1902 | /* OHare based motherboards. Currently, we only use these on the | |
1903 | * 2400,3400 and 3500 series powerbooks. Some older desktops seem | |
1904 | * to have issues with turning on/off those asic cells | |
1905 | */ | |
1906 | static struct feature_table_entry ohare_features[] = { | |
1907 | { PMAC_FTR_SCC_ENABLE, ohare_htw_scc_enable }, | |
1908 | { PMAC_FTR_SWIM3_ENABLE, ohare_floppy_enable }, | |
1909 | { PMAC_FTR_MESH_ENABLE, ohare_mesh_enable }, | |
1910 | { PMAC_FTR_IDE_ENABLE, ohare_ide_enable}, | |
1911 | { PMAC_FTR_IDE_RESET, ohare_ide_reset}, | |
1912 | { PMAC_FTR_SLEEP_STATE, ohare_sleep_state }, | |
1913 | { 0, NULL } | |
1914 | }; | |
1915 | ||
1916 | /* Heathrow desktop machines (Beige G3). | |
1917 | * Separated as some features couldn't be properly tested | |
1918 | * and the serial port control bits appear to confuse it. | |
1919 | */ | |
1920 | static struct feature_table_entry heathrow_desktop_features[] = { | |
1921 | { PMAC_FTR_SWIM3_ENABLE, heathrow_floppy_enable }, | |
1922 | { PMAC_FTR_MESH_ENABLE, heathrow_mesh_enable }, | |
1923 | { PMAC_FTR_IDE_ENABLE, heathrow_ide_enable }, | |
1924 | { PMAC_FTR_IDE_RESET, heathrow_ide_reset }, | |
1925 | { PMAC_FTR_BMAC_ENABLE, heathrow_bmac_enable }, | |
1926 | { 0, NULL } | |
1927 | }; | |
1928 | ||
1929 | /* Heathrow based laptop, that is the Wallstreet and mainstreet | |
1930 | * powerbooks. | |
1931 | */ | |
1932 | static struct feature_table_entry heathrow_laptop_features[] = { | |
1933 | { PMAC_FTR_SCC_ENABLE, ohare_htw_scc_enable }, | |
1934 | { PMAC_FTR_MODEM_ENABLE, heathrow_modem_enable }, | |
1935 | { PMAC_FTR_SWIM3_ENABLE, heathrow_floppy_enable }, | |
1936 | { PMAC_FTR_MESH_ENABLE, heathrow_mesh_enable }, | |
1937 | { PMAC_FTR_IDE_ENABLE, heathrow_ide_enable }, | |
1938 | { PMAC_FTR_IDE_RESET, heathrow_ide_reset }, | |
1939 | { PMAC_FTR_BMAC_ENABLE, heathrow_bmac_enable }, | |
1940 | { PMAC_FTR_SOUND_CHIP_ENABLE, heathrow_sound_enable }, | |
1941 | { PMAC_FTR_SLEEP_STATE, heathrow_sleep_state }, | |
1942 | { 0, NULL } | |
1943 | }; | |
1944 | ||
1945 | /* Paddington based machines | |
1946 | * The lombard (101) powerbook, first iMac models, B&W G3 and Yikes G4. | |
1947 | */ | |
1948 | static struct feature_table_entry paddington_features[] = { | |
1949 | { PMAC_FTR_SCC_ENABLE, ohare_htw_scc_enable }, | |
1950 | { PMAC_FTR_MODEM_ENABLE, heathrow_modem_enable }, | |
1951 | { PMAC_FTR_SWIM3_ENABLE, heathrow_floppy_enable }, | |
1952 | { PMAC_FTR_MESH_ENABLE, heathrow_mesh_enable }, | |
1953 | { PMAC_FTR_IDE_ENABLE, heathrow_ide_enable }, | |
1954 | { PMAC_FTR_IDE_RESET, heathrow_ide_reset }, | |
1955 | { PMAC_FTR_BMAC_ENABLE, heathrow_bmac_enable }, | |
1956 | { PMAC_FTR_SOUND_CHIP_ENABLE, heathrow_sound_enable }, | |
1957 | { PMAC_FTR_SLEEP_STATE, heathrow_sleep_state }, | |
1958 | { 0, NULL } | |
1959 | }; | |
1960 | ||
1961 | /* Core99 & MacRISC 2 machines (all machines released since the | |
1962 | * iBook (included), that is all AGP machines, except pangea | |
1963 | * chipset. The pangea chipset is the "combo" UniNorth/KeyLargo | |
1964 | * used on iBook2 & iMac "flow power". | |
1965 | */ | |
1966 | static struct feature_table_entry core99_features[] = { | |
1967 | { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, | |
1968 | { PMAC_FTR_MODEM_ENABLE, core99_modem_enable }, | |
1969 | { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, | |
1970 | { PMAC_FTR_IDE_RESET, core99_ide_reset }, | |
1971 | { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, | |
1972 | { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, | |
1973 | { PMAC_FTR_SOUND_CHIP_ENABLE, core99_sound_chip_enable }, | |
1974 | { PMAC_FTR_AIRPORT_ENABLE, core99_airport_enable }, | |
1975 | { PMAC_FTR_USB_ENABLE, core99_usb_enable }, | |
1976 | { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, | |
1977 | { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, | |
5b9ca526 | 1978 | #ifdef CONFIG_PM |
14cf11af | 1979 | { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, |
5b9ca526 | 1980 | #endif |
14cf11af PM |
1981 | #ifdef CONFIG_SMP |
1982 | { PMAC_FTR_RESET_CPU, core99_reset_cpu }, | |
1983 | #endif /* CONFIG_SMP */ | |
1984 | { PMAC_FTR_READ_GPIO, core99_read_gpio }, | |
1985 | { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, | |
1986 | { 0, NULL } | |
1987 | }; | |
1988 | ||
1989 | /* RackMac | |
1990 | */ | |
1991 | static struct feature_table_entry rackmac_features[] = { | |
1992 | { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, | |
1993 | { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, | |
1994 | { PMAC_FTR_IDE_RESET, core99_ide_reset }, | |
1995 | { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, | |
1996 | { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, | |
1997 | { PMAC_FTR_USB_ENABLE, core99_usb_enable }, | |
1998 | { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, | |
1999 | { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, | |
2000 | { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, | |
2001 | #ifdef CONFIG_SMP | |
2002 | { PMAC_FTR_RESET_CPU, core99_reset_cpu }, | |
2003 | #endif /* CONFIG_SMP */ | |
2004 | { PMAC_FTR_READ_GPIO, core99_read_gpio }, | |
2005 | { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, | |
2006 | { 0, NULL } | |
2007 | }; | |
2008 | ||
2009 | /* Pangea features | |
2010 | */ | |
2011 | static struct feature_table_entry pangea_features[] = { | |
2012 | { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, | |
2013 | { PMAC_FTR_MODEM_ENABLE, pangea_modem_enable }, | |
2014 | { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, | |
2015 | { PMAC_FTR_IDE_RESET, core99_ide_reset }, | |
2016 | { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, | |
2017 | { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, | |
2018 | { PMAC_FTR_SOUND_CHIP_ENABLE, core99_sound_chip_enable }, | |
2019 | { PMAC_FTR_AIRPORT_ENABLE, core99_airport_enable }, | |
2020 | { PMAC_FTR_USB_ENABLE, core99_usb_enable }, | |
2021 | { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, | |
2022 | { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, | |
2023 | { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, | |
2024 | { PMAC_FTR_READ_GPIO, core99_read_gpio }, | |
2025 | { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, | |
2026 | { 0, NULL } | |
2027 | }; | |
2028 | ||
2029 | /* Intrepid features | |
2030 | */ | |
2031 | static struct feature_table_entry intrepid_features[] = { | |
2032 | { PMAC_FTR_SCC_ENABLE, core99_scc_enable }, | |
2033 | { PMAC_FTR_MODEM_ENABLE, pangea_modem_enable }, | |
2034 | { PMAC_FTR_IDE_ENABLE, core99_ide_enable }, | |
2035 | { PMAC_FTR_IDE_RESET, core99_ide_reset }, | |
2036 | { PMAC_FTR_GMAC_ENABLE, core99_gmac_enable }, | |
2037 | { PMAC_FTR_GMAC_PHY_RESET, core99_gmac_phy_reset }, | |
2038 | { PMAC_FTR_SOUND_CHIP_ENABLE, core99_sound_chip_enable }, | |
2039 | { PMAC_FTR_AIRPORT_ENABLE, core99_airport_enable }, | |
2040 | { PMAC_FTR_USB_ENABLE, core99_usb_enable }, | |
2041 | { PMAC_FTR_1394_ENABLE, core99_firewire_enable }, | |
2042 | { PMAC_FTR_1394_CABLE_POWER, core99_firewire_cable_power }, | |
2043 | { PMAC_FTR_SLEEP_STATE, core99_sleep_state }, | |
2044 | { PMAC_FTR_READ_GPIO, core99_read_gpio }, | |
2045 | { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, | |
2046 | { PMAC_FTR_AACK_DELAY_ENABLE, intrepid_aack_delay_enable }, | |
2047 | { 0, NULL } | |
2048 | }; | |
2049 | ||
2050 | #else /* CONFIG_POWER4 */ | |
2051 | ||
2052 | /* G5 features | |
2053 | */ | |
2054 | static struct feature_table_entry g5_features[] = { | |
2055 | { PMAC_FTR_GMAC_ENABLE, g5_gmac_enable }, | |
2056 | { PMAC_FTR_1394_ENABLE, g5_fw_enable }, | |
2057 | { PMAC_FTR_ENABLE_MPIC, g5_mpic_enable }, | |
2058 | { PMAC_FTR_GMAC_PHY_RESET, g5_eth_phy_reset }, | |
2059 | { PMAC_FTR_SOUND_CHIP_ENABLE, g5_i2s_enable }, | |
2060 | #ifdef CONFIG_SMP | |
2061 | { PMAC_FTR_RESET_CPU, g5_reset_cpu }, | |
2062 | #endif /* CONFIG_SMP */ | |
2063 | { PMAC_FTR_READ_GPIO, core99_read_gpio }, | |
2064 | { PMAC_FTR_WRITE_GPIO, core99_write_gpio }, | |
2065 | { 0, NULL } | |
2066 | }; | |
2067 | ||
2068 | #endif /* CONFIG_POWER4 */ | |
2069 | ||
2070 | static struct pmac_mb_def pmac_mb_defs[] = { | |
2071 | #ifndef CONFIG_POWER4 | |
2072 | /* | |
2073 | * Desktops | |
2074 | */ | |
2075 | ||
2076 | { "AAPL,8500", "PowerMac 8500/8600", | |
2077 | PMAC_TYPE_PSURGE, NULL, | |
2078 | 0 | |
2079 | }, | |
2080 | { "AAPL,9500", "PowerMac 9500/9600", | |
2081 | PMAC_TYPE_PSURGE, NULL, | |
2082 | 0 | |
2083 | }, | |
2084 | { "AAPL,7200", "PowerMac 7200", | |
2085 | PMAC_TYPE_PSURGE, NULL, | |
2086 | 0 | |
2087 | }, | |
2088 | { "AAPL,7300", "PowerMac 7200/7300", | |
2089 | PMAC_TYPE_PSURGE, NULL, | |
2090 | 0 | |
2091 | }, | |
2092 | { "AAPL,7500", "PowerMac 7500", | |
2093 | PMAC_TYPE_PSURGE, NULL, | |
2094 | 0 | |
2095 | }, | |
2096 | { "AAPL,ShinerESB", "Apple Network Server", | |
2097 | PMAC_TYPE_ANS, NULL, | |
2098 | 0 | |
2099 | }, | |
2100 | { "AAPL,e407", "Alchemy", | |
2101 | PMAC_TYPE_ALCHEMY, NULL, | |
2102 | 0 | |
2103 | }, | |
2104 | { "AAPL,e411", "Gazelle", | |
2105 | PMAC_TYPE_GAZELLE, NULL, | |
2106 | 0 | |
2107 | }, | |
2108 | { "AAPL,Gossamer", "PowerMac G3 (Gossamer)", | |
2109 | PMAC_TYPE_GOSSAMER, heathrow_desktop_features, | |
2110 | 0 | |
2111 | }, | |
2112 | { "AAPL,PowerMac G3", "PowerMac G3 (Silk)", | |
2113 | PMAC_TYPE_SILK, heathrow_desktop_features, | |
2114 | 0 | |
2115 | }, | |
2116 | { "PowerMac1,1", "Blue&White G3", | |
2117 | PMAC_TYPE_YOSEMITE, paddington_features, | |
2118 | 0 | |
2119 | }, | |
2120 | { "PowerMac1,2", "PowerMac G4 PCI Graphics", | |
2121 | PMAC_TYPE_YIKES, paddington_features, | |
2122 | 0 | |
2123 | }, | |
2124 | { "PowerMac2,1", "iMac FireWire", | |
2125 | PMAC_TYPE_FW_IMAC, core99_features, | |
2126 | PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 | |
2127 | }, | |
2128 | { "PowerMac2,2", "iMac FireWire", | |
2129 | PMAC_TYPE_FW_IMAC, core99_features, | |
2130 | PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 | |
2131 | }, | |
2132 | { "PowerMac3,1", "PowerMac G4 AGP Graphics", | |
2133 | PMAC_TYPE_SAWTOOTH, core99_features, | |
2134 | PMAC_MB_OLD_CORE99 | |
2135 | }, | |
2136 | { "PowerMac3,2", "PowerMac G4 AGP Graphics", | |
2137 | PMAC_TYPE_SAWTOOTH, core99_features, | |
2138 | PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 | |
2139 | }, | |
2140 | { "PowerMac3,3", "PowerMac G4 AGP Graphics", | |
2141 | PMAC_TYPE_SAWTOOTH, core99_features, | |
2142 | PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 | |
2143 | }, | |
2144 | { "PowerMac3,4", "PowerMac G4 Silver", | |
2145 | PMAC_TYPE_QUICKSILVER, core99_features, | |
2146 | PMAC_MB_MAY_SLEEP | |
2147 | }, | |
2148 | { "PowerMac3,5", "PowerMac G4 Silver", | |
2149 | PMAC_TYPE_QUICKSILVER, core99_features, | |
2150 | PMAC_MB_MAY_SLEEP | |
2151 | }, | |
2152 | { "PowerMac3,6", "PowerMac G4 Windtunnel", | |
2153 | PMAC_TYPE_WINDTUNNEL, core99_features, | |
2154 | PMAC_MB_MAY_SLEEP, | |
2155 | }, | |
2156 | { "PowerMac4,1", "iMac \"Flower Power\"", | |
2157 | PMAC_TYPE_PANGEA_IMAC, pangea_features, | |
2158 | PMAC_MB_MAY_SLEEP | |
2159 | }, | |
2160 | { "PowerMac4,2", "Flat panel iMac", | |
2161 | PMAC_TYPE_FLAT_PANEL_IMAC, pangea_features, | |
2162 | PMAC_MB_CAN_SLEEP | |
2163 | }, | |
2164 | { "PowerMac4,4", "eMac", | |
2165 | PMAC_TYPE_EMAC, core99_features, | |
2166 | PMAC_MB_MAY_SLEEP | |
2167 | }, | |
2168 | { "PowerMac5,1", "PowerMac G4 Cube", | |
2169 | PMAC_TYPE_CUBE, core99_features, | |
2170 | PMAC_MB_MAY_SLEEP | PMAC_MB_OLD_CORE99 | |
2171 | }, | |
2172 | { "PowerMac6,1", "Flat panel iMac", | |
2173 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2174 | PMAC_MB_MAY_SLEEP, | |
2175 | }, | |
2176 | { "PowerMac6,3", "Flat panel iMac", | |
2177 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2178 | PMAC_MB_MAY_SLEEP, | |
2179 | }, | |
2180 | { "PowerMac6,4", "eMac", | |
2181 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2182 | PMAC_MB_MAY_SLEEP, | |
2183 | }, | |
2184 | { "PowerMac10,1", "Mac mini", | |
2185 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
c8b8b1f2 | 2186 | PMAC_MB_MAY_SLEEP, |
14cf11af PM |
2187 | }, |
2188 | { "iMac,1", "iMac (first generation)", | |
2189 | PMAC_TYPE_ORIG_IMAC, paddington_features, | |
2190 | 0 | |
2191 | }, | |
2192 | ||
2193 | /* | |
2194 | * Xserve's | |
2195 | */ | |
2196 | ||
2197 | { "RackMac1,1", "XServe", | |
2198 | PMAC_TYPE_RACKMAC, rackmac_features, | |
2199 | 0, | |
2200 | }, | |
2201 | { "RackMac1,2", "XServe rev. 2", | |
2202 | PMAC_TYPE_RACKMAC, rackmac_features, | |
2203 | 0, | |
2204 | }, | |
2205 | ||
2206 | /* | |
2207 | * Laptops | |
2208 | */ | |
2209 | ||
2210 | { "AAPL,3400/2400", "PowerBook 3400", | |
2211 | PMAC_TYPE_HOOPER, ohare_features, | |
2212 | PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE | |
2213 | }, | |
2214 | { "AAPL,3500", "PowerBook 3500", | |
2215 | PMAC_TYPE_KANGA, ohare_features, | |
2216 | PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE | |
2217 | }, | |
2218 | { "AAPL,PowerBook1998", "PowerBook Wallstreet", | |
2219 | PMAC_TYPE_WALLSTREET, heathrow_laptop_features, | |
2220 | PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE | |
2221 | }, | |
2222 | { "PowerBook1,1", "PowerBook 101 (Lombard)", | |
2223 | PMAC_TYPE_101_PBOOK, paddington_features, | |
2224 | PMAC_MB_CAN_SLEEP | PMAC_MB_MOBILE | |
2225 | }, | |
2226 | { "PowerBook2,1", "iBook (first generation)", | |
2227 | PMAC_TYPE_ORIG_IBOOK, core99_features, | |
2228 | PMAC_MB_CAN_SLEEP | PMAC_MB_OLD_CORE99 | PMAC_MB_MOBILE | |
2229 | }, | |
2230 | { "PowerBook2,2", "iBook FireWire", | |
2231 | PMAC_TYPE_FW_IBOOK, core99_features, | |
2232 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | | |
2233 | PMAC_MB_OLD_CORE99 | PMAC_MB_MOBILE | |
2234 | }, | |
2235 | { "PowerBook3,1", "PowerBook Pismo", | |
2236 | PMAC_TYPE_PISMO, core99_features, | |
2237 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | | |
2238 | PMAC_MB_OLD_CORE99 | PMAC_MB_MOBILE | |
2239 | }, | |
2240 | { "PowerBook3,2", "PowerBook Titanium", | |
2241 | PMAC_TYPE_TITANIUM, core99_features, | |
2242 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2243 | }, | |
2244 | { "PowerBook3,3", "PowerBook Titanium II", | |
2245 | PMAC_TYPE_TITANIUM2, core99_features, | |
2246 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2247 | }, | |
2248 | { "PowerBook3,4", "PowerBook Titanium III", | |
2249 | PMAC_TYPE_TITANIUM3, core99_features, | |
2250 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2251 | }, | |
2252 | { "PowerBook3,5", "PowerBook Titanium IV", | |
2253 | PMAC_TYPE_TITANIUM4, core99_features, | |
2254 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2255 | }, | |
2256 | { "PowerBook4,1", "iBook 2", | |
2257 | PMAC_TYPE_IBOOK2, pangea_features, | |
2258 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2259 | }, | |
2260 | { "PowerBook4,2", "iBook 2", | |
2261 | PMAC_TYPE_IBOOK2, pangea_features, | |
2262 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2263 | }, | |
2264 | { "PowerBook4,3", "iBook 2 rev. 2", | |
2265 | PMAC_TYPE_IBOOK2, pangea_features, | |
2266 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE | |
2267 | }, | |
2268 | { "PowerBook5,1", "PowerBook G4 17\"", | |
2269 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2270 | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2271 | }, | |
2272 | { "PowerBook5,2", "PowerBook G4 15\"", | |
2273 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2274 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2275 | }, | |
2276 | { "PowerBook5,3", "PowerBook G4 17\"", | |
2277 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2278 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2279 | }, | |
2280 | { "PowerBook5,4", "PowerBook G4 15\"", | |
2281 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2282 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2283 | }, | |
2284 | { "PowerBook5,5", "PowerBook G4 17\"", | |
2285 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2286 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2287 | }, | |
2288 | { "PowerBook5,6", "PowerBook G4 15\"", | |
2289 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2290 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2291 | }, | |
2292 | { "PowerBook5,7", "PowerBook G4 17\"", | |
2293 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2294 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2295 | }, | |
950fc002 OJ |
2296 | { "PowerBook5,8", "PowerBook G4 15\"", |
2297 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
c8b8b1f2 | 2298 | PMAC_MB_MAY_SLEEP | PMAC_MB_MOBILE, |
950fc002 OJ |
2299 | }, |
2300 | { "PowerBook5,9", "PowerBook G4 17\"", | |
2301 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
c8b8b1f2 | 2302 | PMAC_MB_MAY_SLEEP | PMAC_MB_MOBILE, |
950fc002 | 2303 | }, |
14cf11af PM |
2304 | { "PowerBook6,1", "PowerBook G4 12\"", |
2305 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2306 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2307 | }, | |
2308 | { "PowerBook6,2", "PowerBook G4", | |
2309 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2310 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2311 | }, | |
2312 | { "PowerBook6,3", "iBook G4", | |
2313 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2314 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2315 | }, | |
2316 | { "PowerBook6,4", "PowerBook G4 12\"", | |
2317 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2318 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2319 | }, | |
2320 | { "PowerBook6,5", "iBook G4", | |
2321 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
5629d41d PM |
2322 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, |
2323 | }, | |
2324 | { "PowerBook6,7", "iBook G4", | |
2325 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
14cf11af PM |
2326 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, |
2327 | }, | |
2328 | { "PowerBook6,8", "PowerBook G4 12\"", | |
2329 | PMAC_TYPE_UNKNOWN_INTREPID, intrepid_features, | |
2330 | PMAC_MB_MAY_SLEEP | PMAC_MB_HAS_FW_POWER | PMAC_MB_MOBILE, | |
2331 | }, | |
2332 | #else /* CONFIG_POWER4 */ | |
2333 | { "PowerMac7,2", "PowerMac G5", | |
2334 | PMAC_TYPE_POWERMAC_G5, g5_features, | |
2335 | 0, | |
2336 | }, | |
2337 | #ifdef CONFIG_PPC64 | |
2338 | { "PowerMac7,3", "PowerMac G5", | |
2339 | PMAC_TYPE_POWERMAC_G5, g5_features, | |
2340 | 0, | |
2341 | }, | |
2342 | { "PowerMac8,1", "iMac G5", | |
2343 | PMAC_TYPE_IMAC_G5, g5_features, | |
2344 | 0, | |
2345 | }, | |
2346 | { "PowerMac9,1", "PowerMac G5", | |
2347 | PMAC_TYPE_POWERMAC_G5_U3L, g5_features, | |
2348 | 0, | |
2349 | }, | |
1beb6a7d BH |
2350 | { "PowerMac11,2", "PowerMac G5 Dual Core", |
2351 | PMAC_TYPE_POWERMAC_G5_U3L, g5_features, | |
2352 | 0, | |
2353 | }, | |
2354 | { "PowerMac12,1", "iMac G5 (iSight)", | |
2355 | PMAC_TYPE_POWERMAC_G5_U3L, g5_features, | |
2356 | 0, | |
2357 | }, | |
14cf11af PM |
2358 | { "RackMac3,1", "XServe G5", |
2359 | PMAC_TYPE_XSERVE_G5, g5_features, | |
2360 | 0, | |
2361 | }, | |
2362 | #endif /* CONFIG_PPC64 */ | |
2363 | #endif /* CONFIG_POWER4 */ | |
2364 | }; | |
2365 | ||
2366 | /* | |
2367 | * The toplevel feature_call callback | |
2368 | */ | |
2369 | long pmac_do_feature_call(unsigned int selector, ...) | |
2370 | { | |
2371 | struct device_node *node; | |
2372 | long param, value; | |
2373 | int i; | |
2374 | feature_call func = NULL; | |
2375 | va_list args; | |
2376 | ||
2377 | if (pmac_mb.features) | |
2378 | for (i=0; pmac_mb.features[i].function; i++) | |
2379 | if (pmac_mb.features[i].selector == selector) { | |
2380 | func = pmac_mb.features[i].function; | |
2381 | break; | |
2382 | } | |
2383 | if (!func) | |
2384 | for (i=0; any_features[i].function; i++) | |
2385 | if (any_features[i].selector == selector) { | |
2386 | func = any_features[i].function; | |
2387 | break; | |
2388 | } | |
2389 | if (!func) | |
2390 | return -ENODEV; | |
2391 | ||
2392 | va_start(args, selector); | |
2393 | node = (struct device_node*)va_arg(args, void*); | |
2394 | param = va_arg(args, long); | |
2395 | value = va_arg(args, long); | |
2396 | va_end(args); | |
2397 | ||
2398 | return func(node, param, value); | |
2399 | } | |
2400 | ||
2401 | static int __init probe_motherboard(void) | |
2402 | { | |
2403 | int i; | |
2404 | struct macio_chip *macio = &macio_chips[0]; | |
2405 | const char *model = NULL; | |
2406 | struct device_node *dt; | |
2407 | ||
2408 | /* Lookup known motherboard type in device-tree. First try an | |
2409 | * exact match on the "model" property, then try a "compatible" | |
2410 | * match is none is found. | |
2411 | */ | |
2412 | dt = find_devices("device-tree"); | |
2413 | if (dt != NULL) | |
2414 | model = (const char *) get_property(dt, "model", NULL); | |
2415 | for(i=0; model && i<(sizeof(pmac_mb_defs)/sizeof(struct pmac_mb_def)); i++) { | |
2416 | if (strcmp(model, pmac_mb_defs[i].model_string) == 0) { | |
2417 | pmac_mb = pmac_mb_defs[i]; | |
2418 | goto found; | |
2419 | } | |
2420 | } | |
2421 | for(i=0; i<(sizeof(pmac_mb_defs)/sizeof(struct pmac_mb_def)); i++) { | |
2422 | if (machine_is_compatible(pmac_mb_defs[i].model_string)) { | |
2423 | pmac_mb = pmac_mb_defs[i]; | |
2424 | goto found; | |
2425 | } | |
2426 | } | |
2427 | ||
2428 | /* Fallback to selection depending on mac-io chip type */ | |
2429 | switch(macio->type) { | |
2430 | #ifndef CONFIG_POWER4 | |
2431 | case macio_grand_central: | |
2432 | pmac_mb.model_id = PMAC_TYPE_PSURGE; | |
2433 | pmac_mb.model_name = "Unknown PowerSurge"; | |
2434 | break; | |
2435 | case macio_ohare: | |
2436 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_OHARE; | |
2437 | pmac_mb.model_name = "Unknown OHare-based"; | |
2438 | break; | |
2439 | case macio_heathrow: | |
2440 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_HEATHROW; | |
2441 | pmac_mb.model_name = "Unknown Heathrow-based"; | |
2442 | pmac_mb.features = heathrow_desktop_features; | |
2443 | break; | |
2444 | case macio_paddington: | |
2445 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_PADDINGTON; | |
2446 | pmac_mb.model_name = "Unknown Paddington-based"; | |
2447 | pmac_mb.features = paddington_features; | |
2448 | break; | |
2449 | case macio_keylargo: | |
2450 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_CORE99; | |
2451 | pmac_mb.model_name = "Unknown Keylargo-based"; | |
2452 | pmac_mb.features = core99_features; | |
2453 | break; | |
2454 | case macio_pangea: | |
2455 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_PANGEA; | |
2456 | pmac_mb.model_name = "Unknown Pangea-based"; | |
2457 | pmac_mb.features = pangea_features; | |
2458 | break; | |
2459 | case macio_intrepid: | |
2460 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_INTREPID; | |
2461 | pmac_mb.model_name = "Unknown Intrepid-based"; | |
2462 | pmac_mb.features = intrepid_features; | |
2463 | break; | |
2464 | #else /* CONFIG_POWER4 */ | |
2465 | case macio_keylargo2: | |
2466 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_K2; | |
2467 | pmac_mb.model_name = "Unknown K2-based"; | |
2468 | pmac_mb.features = g5_features; | |
2469 | break; | |
1beb6a7d BH |
2470 | case macio_shasta: |
2471 | pmac_mb.model_id = PMAC_TYPE_UNKNOWN_SHASTA; | |
2472 | pmac_mb.model_name = "Unknown Shasta-based"; | |
2473 | pmac_mb.features = g5_features; | |
2474 | break; | |
14cf11af PM |
2475 | #endif /* CONFIG_POWER4 */ |
2476 | default: | |
2477 | return -ENODEV; | |
2478 | } | |
2479 | found: | |
2480 | #ifndef CONFIG_POWER4 | |
2481 | /* Fixup Hooper vs. Comet */ | |
2482 | if (pmac_mb.model_id == PMAC_TYPE_HOOPER) { | |
2483 | u32 __iomem * mach_id_ptr = ioremap(0xf3000034, 4); | |
2484 | if (!mach_id_ptr) | |
2485 | return -ENODEV; | |
2486 | /* Here, I used to disable the media-bay on comet. It | |
2487 | * appears this is wrong, the floppy connector is actually | |
2488 | * a kind of media-bay and works with the current driver. | |
2489 | */ | |
2490 | if (__raw_readl(mach_id_ptr) & 0x20000000UL) | |
2491 | pmac_mb.model_id = PMAC_TYPE_COMET; | |
2492 | iounmap(mach_id_ptr); | |
2493 | } | |
2494 | #endif /* CONFIG_POWER4 */ | |
2495 | ||
2496 | #ifdef CONFIG_6xx | |
2497 | /* Set default value of powersave_nap on machines that support it. | |
2498 | * It appears that uninorth rev 3 has a problem with it, we don't | |
2499 | * enable it on those. In theory, the flush-on-lock property is | |
2500 | * supposed to be set when not supported, but I'm not very confident | |
2501 | * that all Apple OF revs did it properly, I do it the paranoid way. | |
2502 | */ | |
2503 | while (uninorth_base && uninorth_rev > 3) { | |
2504 | struct device_node *np = find_path_device("/cpus"); | |
2505 | if (!np || !np->child) { | |
2506 | printk(KERN_WARNING "Can't find CPU(s) in device tree !\n"); | |
2507 | break; | |
2508 | } | |
2509 | np = np->child; | |
2510 | /* Nap mode not supported on SMP */ | |
2511 | if (np->sibling) | |
2512 | break; | |
2513 | /* Nap mode not supported if flush-on-lock property is present */ | |
2514 | if (get_property(np, "flush-on-lock", NULL)) | |
2515 | break; | |
2516 | powersave_nap = 1; | |
2517 | printk(KERN_INFO "Processor NAP mode on idle enabled.\n"); | |
2518 | break; | |
2519 | } | |
2520 | ||
2521 | /* On CPUs that support it (750FX), lowspeed by default during | |
2522 | * NAP mode | |
2523 | */ | |
2524 | powersave_lowspeed = 1; | |
2525 | #endif /* CONFIG_6xx */ | |
2526 | #ifdef CONFIG_POWER4 | |
2527 | powersave_nap = 1; | |
2528 | #endif | |
2529 | /* Check for "mobile" machine */ | |
2530 | if (model && (strncmp(model, "PowerBook", 9) == 0 | |
2531 | || strncmp(model, "iBook", 5) == 0)) | |
2532 | pmac_mb.board_flags |= PMAC_MB_MOBILE; | |
2533 | ||
2534 | ||
2535 | printk(KERN_INFO "PowerMac motherboard: %s\n", pmac_mb.model_name); | |
2536 | return 0; | |
2537 | } | |
2538 | ||
2539 | /* Initialize the Core99 UniNorth host bridge and memory controller | |
2540 | */ | |
2541 | static void __init probe_uninorth(void) | |
2542 | { | |
51d3082f BH |
2543 | u32 *addrp; |
2544 | phys_addr_t address; | |
14cf11af PM |
2545 | unsigned long actrl; |
2546 | ||
2547 | /* Locate core99 Uni-N */ | |
2548 | uninorth_node = of_find_node_by_name(NULL, "uni-n"); | |
2549 | /* Locate G5 u3 */ | |
2550 | if (uninorth_node == NULL) { | |
2551 | uninorth_node = of_find_node_by_name(NULL, "u3"); | |
1beb6a7d BH |
2552 | uninorth_maj = 3; |
2553 | } | |
2554 | /* Locate G5 u4 */ | |
2555 | if (uninorth_node == NULL) { | |
2556 | uninorth_node = of_find_node_by_name(NULL, "u4"); | |
2557 | uninorth_maj = 4; | |
14cf11af | 2558 | } |
51d3082f | 2559 | if (uninorth_node == NULL) |
14cf11af PM |
2560 | return; |
2561 | ||
51d3082f BH |
2562 | addrp = (u32 *)get_property(uninorth_node, "reg", NULL); |
2563 | if (addrp == NULL) | |
2564 | return; | |
2565 | address = of_translate_address(uninorth_node, addrp); | |
2566 | if (address == 0) | |
2567 | return; | |
2568 | uninorth_base = ioremap(address, 0x40000); | |
2569 | uninorth_rev = in_be32(UN_REG(UNI_N_VERSION)); | |
1beb6a7d | 2570 | if (uninorth_maj == 3 || uninorth_maj == 4) |
5b9ca526 | 2571 | u3_ht_base = ioremap(address + U3_HT_CONFIG_BASE, 0x1000); |
51d3082f | 2572 | |
1beb6a7d BH |
2573 | printk(KERN_INFO "Found %s memory controller & host bridge" |
2574 | " @ 0x%08x revision: 0x%02x\n", uninorth_maj == 3 ? "U3" : | |
2575 | uninorth_maj == 4 ? "U4" : "UniNorth", | |
2576 | (unsigned int)address, uninorth_rev); | |
14cf11af PM |
2577 | printk(KERN_INFO "Mapped at 0x%08lx\n", (unsigned long)uninorth_base); |
2578 | ||
2579 | /* Set the arbitrer QAck delay according to what Apple does | |
2580 | */ | |
2581 | if (uninorth_rev < 0x11) { | |
2582 | actrl = UN_IN(UNI_N_ARB_CTRL) & ~UNI_N_ARB_CTRL_QACK_DELAY_MASK; | |
2583 | actrl |= ((uninorth_rev < 3) ? UNI_N_ARB_CTRL_QACK_DELAY105 : | |
1beb6a7d BH |
2584 | UNI_N_ARB_CTRL_QACK_DELAY) << |
2585 | UNI_N_ARB_CTRL_QACK_DELAY_SHIFT; | |
14cf11af PM |
2586 | UN_OUT(UNI_N_ARB_CTRL, actrl); |
2587 | } | |
2588 | ||
2589 | /* Some more magic as done by them in recent MacOS X on UniNorth | |
2590 | * revs 1.5 to 2.O and Pangea. Seem to toggle the UniN Maxbus/PCI | |
2591 | * memory timeout | |
2592 | */ | |
1beb6a7d BH |
2593 | if ((uninorth_rev >= 0x11 && uninorth_rev <= 0x24) || |
2594 | uninorth_rev == 0xc0) | |
14cf11af PM |
2595 | UN_OUT(0x2160, UN_IN(0x2160) & 0x00ffffff); |
2596 | } | |
2597 | ||
2598 | static void __init probe_one_macio(const char *name, const char *compat, int type) | |
2599 | { | |
2600 | struct device_node* node; | |
2601 | int i; | |
51d3082f BH |
2602 | volatile u32 __iomem *base; |
2603 | u32 *addrp, *revp; | |
2604 | phys_addr_t addr; | |
2605 | u64 size; | |
14cf11af | 2606 | |
51d3082f BH |
2607 | for (node = NULL; (node = of_find_node_by_name(node, name)) != NULL;) { |
2608 | if (!compat) | |
2609 | break; | |
2610 | if (device_is_compatible(node, compat)) | |
2611 | break; | |
2612 | } | |
14cf11af PM |
2613 | if (!node) |
2614 | return; | |
2615 | for(i=0; i<MAX_MACIO_CHIPS; i++) { | |
2616 | if (!macio_chips[i].of_node) | |
2617 | break; | |
2618 | if (macio_chips[i].of_node == node) | |
2619 | return; | |
2620 | } | |
51d3082f | 2621 | |
14cf11af PM |
2622 | if (i >= MAX_MACIO_CHIPS) { |
2623 | printk(KERN_ERR "pmac_feature: Please increase MAX_MACIO_CHIPS !\n"); | |
2624 | printk(KERN_ERR "pmac_feature: %s skipped\n", node->full_name); | |
2625 | return; | |
2626 | } | |
d2dd482b | 2627 | addrp = of_get_pci_address(node, 0, &size, NULL); |
51d3082f BH |
2628 | if (addrp == NULL) { |
2629 | printk(KERN_ERR "pmac_feature: %s: can't find base !\n", | |
2630 | node->full_name); | |
2631 | return; | |
2632 | } | |
2633 | addr = of_translate_address(node, addrp); | |
2634 | if (addr == 0) { | |
2635 | printk(KERN_ERR "pmac_feature: %s, can't translate base !\n", | |
2636 | node->full_name); | |
2637 | return; | |
2638 | } | |
2639 | base = ioremap(addr, (unsigned long)size); | |
14cf11af | 2640 | if (!base) { |
51d3082f BH |
2641 | printk(KERN_ERR "pmac_feature: %s, can't map mac-io chip !\n", |
2642 | node->full_name); | |
14cf11af PM |
2643 | return; |
2644 | } | |
1beb6a7d | 2645 | if (type == macio_keylargo || type == macio_keylargo2) { |
14cf11af PM |
2646 | u32 *did = (u32 *)get_property(node, "device-id", NULL); |
2647 | if (*did == 0x00000025) | |
2648 | type = macio_pangea; | |
2649 | if (*did == 0x0000003e) | |
2650 | type = macio_intrepid; | |
1beb6a7d BH |
2651 | if (*did == 0x0000004f) |
2652 | type = macio_shasta; | |
14cf11af PM |
2653 | } |
2654 | macio_chips[i].of_node = node; | |
2655 | macio_chips[i].type = type; | |
2656 | macio_chips[i].base = base; | |
2657 | macio_chips[i].flags = MACIO_FLAG_SCCB_ON | MACIO_FLAG_SCCB_ON; | |
2658 | macio_chips[i].name = macio_names[type]; | |
2659 | revp = (u32 *)get_property(node, "revision-id", NULL); | |
2660 | if (revp) | |
2661 | macio_chips[i].rev = *revp; | |
2662 | printk(KERN_INFO "Found a %s mac-io controller, rev: %d, mapped at 0x%p\n", | |
2663 | macio_names[type], macio_chips[i].rev, macio_chips[i].base); | |
2664 | } | |
2665 | ||
2666 | static int __init | |
2667 | probe_macios(void) | |
2668 | { | |
2669 | /* Warning, ordering is important */ | |
2670 | probe_one_macio("gc", NULL, macio_grand_central); | |
2671 | probe_one_macio("ohare", NULL, macio_ohare); | |
2672 | probe_one_macio("pci106b,7", NULL, macio_ohareII); | |
2673 | probe_one_macio("mac-io", "keylargo", macio_keylargo); | |
2674 | probe_one_macio("mac-io", "paddington", macio_paddington); | |
2675 | probe_one_macio("mac-io", "gatwick", macio_gatwick); | |
2676 | probe_one_macio("mac-io", "heathrow", macio_heathrow); | |
2677 | probe_one_macio("mac-io", "K2-Keylargo", macio_keylargo2); | |
2678 | ||
2679 | /* Make sure the "main" macio chip appear first */ | |
2680 | if (macio_chips[0].type == macio_gatwick | |
2681 | && macio_chips[1].type == macio_heathrow) { | |
2682 | struct macio_chip temp = macio_chips[0]; | |
2683 | macio_chips[0] = macio_chips[1]; | |
2684 | macio_chips[1] = temp; | |
2685 | } | |
2686 | if (macio_chips[0].type == macio_ohareII | |
2687 | && macio_chips[1].type == macio_ohare) { | |
2688 | struct macio_chip temp = macio_chips[0]; | |
2689 | macio_chips[0] = macio_chips[1]; | |
2690 | macio_chips[1] = temp; | |
2691 | } | |
2692 | macio_chips[0].lbus.index = 0; | |
2693 | macio_chips[1].lbus.index = 1; | |
2694 | ||
2695 | return (macio_chips[0].of_node == NULL) ? -ENODEV : 0; | |
2696 | } | |
2697 | ||
2698 | static void __init | |
2699 | initial_serial_shutdown(struct device_node *np) | |
2700 | { | |
2701 | int len; | |
2702 | struct slot_names_prop { | |
2703 | int count; | |
2704 | char name[1]; | |
2705 | } *slots; | |
2706 | char *conn; | |
2707 | int port_type = PMAC_SCC_ASYNC; | |
2708 | int modem = 0; | |
2709 | ||
2710 | slots = (struct slot_names_prop *)get_property(np, "slot-names", &len); | |
2711 | conn = get_property(np, "AAPL,connector", &len); | |
2712 | if (conn && (strcmp(conn, "infrared") == 0)) | |
2713 | port_type = PMAC_SCC_IRDA; | |
2714 | else if (device_is_compatible(np, "cobalt")) | |
2715 | modem = 1; | |
2716 | else if (slots && slots->count > 0) { | |
2717 | if (strcmp(slots->name, "IrDA") == 0) | |
2718 | port_type = PMAC_SCC_IRDA; | |
2719 | else if (strcmp(slots->name, "Modem") == 0) | |
2720 | modem = 1; | |
2721 | } | |
2722 | if (modem) | |
2723 | pmac_call_feature(PMAC_FTR_MODEM_ENABLE, np, 0, 0); | |
2724 | pmac_call_feature(PMAC_FTR_SCC_ENABLE, np, port_type, 0); | |
2725 | } | |
2726 | ||
2727 | static void __init | |
2728 | set_initial_features(void) | |
2729 | { | |
2730 | struct device_node *np; | |
2731 | ||
2732 | /* That hack appears to be necessary for some StarMax motherboards | |
2733 | * but I'm not too sure it was audited for side-effects on other | |
2734 | * ohare based machines... | |
2735 | * Since I still have difficulties figuring the right way to | |
2736 | * differenciate them all and since that hack was there for a long | |
2737 | * time, I'll keep it around | |
2738 | */ | |
2739 | if (macio_chips[0].type == macio_ohare && !find_devices("via-pmu")) { | |
2740 | struct macio_chip *macio = &macio_chips[0]; | |
2741 | MACIO_OUT32(OHARE_FCR, STARMAX_FEATURES); | |
2742 | } else if (macio_chips[0].type == macio_ohare) { | |
2743 | struct macio_chip *macio = &macio_chips[0]; | |
2744 | MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE); | |
2745 | } else if (macio_chips[1].type == macio_ohare) { | |
2746 | struct macio_chip *macio = &macio_chips[1]; | |
2747 | MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE); | |
2748 | } | |
2749 | ||
2750 | #ifdef CONFIG_POWER4 | |
1beb6a7d BH |
2751 | if (macio_chips[0].type == macio_keylargo2 || |
2752 | macio_chips[0].type == macio_shasta) { | |
14cf11af PM |
2753 | #ifndef CONFIG_SMP |
2754 | /* On SMP machines running UP, we have the second CPU eating | |
2755 | * bus cycles. We need to take it off the bus. This is done | |
2756 | * from pmac_smp for SMP kernels running on one CPU | |
2757 | */ | |
2758 | np = of_find_node_by_type(NULL, "cpu"); | |
2759 | if (np != NULL) | |
2760 | np = of_find_node_by_type(np, "cpu"); | |
2761 | if (np != NULL) { | |
2762 | g5_phy_disable_cpu1(); | |
2763 | of_node_put(np); | |
2764 | } | |
2765 | #endif /* CONFIG_SMP */ | |
2766 | /* Enable GMAC for now for PCI probing. It will be disabled | |
2767 | * later on after PCI probe | |
2768 | */ | |
2769 | np = of_find_node_by_name(NULL, "ethernet"); | |
2770 | while(np) { | |
2771 | if (device_is_compatible(np, "K2-GMAC")) | |
2772 | g5_gmac_enable(np, 0, 1); | |
2773 | np = of_find_node_by_name(np, "ethernet"); | |
2774 | } | |
2775 | ||
2776 | /* Enable FW before PCI probe. Will be disabled later on | |
2777 | * Note: We should have a batter way to check that we are | |
2778 | * dealing with uninorth internal cell and not a PCI cell | |
2779 | * on the external PCI. The code below works though. | |
2780 | */ | |
2781 | np = of_find_node_by_name(NULL, "firewire"); | |
2782 | while(np) { | |
2783 | if (device_is_compatible(np, "pci106b,5811")) { | |
2784 | macio_chips[0].flags |= MACIO_FLAG_FW_SUPPORTED; | |
2785 | g5_fw_enable(np, 0, 1); | |
2786 | } | |
2787 | np = of_find_node_by_name(np, "firewire"); | |
2788 | } | |
2789 | } | |
2790 | #else /* CONFIG_POWER4 */ | |
2791 | ||
2792 | if (macio_chips[0].type == macio_keylargo || | |
2793 | macio_chips[0].type == macio_pangea || | |
2794 | macio_chips[0].type == macio_intrepid) { | |
2795 | /* Enable GMAC for now for PCI probing. It will be disabled | |
2796 | * later on after PCI probe | |
2797 | */ | |
2798 | np = of_find_node_by_name(NULL, "ethernet"); | |
2799 | while(np) { | |
2800 | if (np->parent | |
2801 | && device_is_compatible(np->parent, "uni-north") | |
2802 | && device_is_compatible(np, "gmac")) | |
2803 | core99_gmac_enable(np, 0, 1); | |
2804 | np = of_find_node_by_name(np, "ethernet"); | |
2805 | } | |
2806 | ||
2807 | /* Enable FW before PCI probe. Will be disabled later on | |
2808 | * Note: We should have a batter way to check that we are | |
2809 | * dealing with uninorth internal cell and not a PCI cell | |
2810 | * on the external PCI. The code below works though. | |
2811 | */ | |
2812 | np = of_find_node_by_name(NULL, "firewire"); | |
2813 | while(np) { | |
2814 | if (np->parent | |
2815 | && device_is_compatible(np->parent, "uni-north") | |
2816 | && (device_is_compatible(np, "pci106b,18") || | |
2817 | device_is_compatible(np, "pci106b,30") || | |
2818 | device_is_compatible(np, "pci11c1,5811"))) { | |
2819 | macio_chips[0].flags |= MACIO_FLAG_FW_SUPPORTED; | |
2820 | core99_firewire_enable(np, 0, 1); | |
2821 | } | |
2822 | np = of_find_node_by_name(np, "firewire"); | |
2823 | } | |
2824 | ||
2825 | /* Enable ATA-100 before PCI probe. */ | |
2826 | np = of_find_node_by_name(NULL, "ata-6"); | |
2827 | while(np) { | |
2828 | if (np->parent | |
2829 | && device_is_compatible(np->parent, "uni-north") | |
2830 | && device_is_compatible(np, "kauai-ata")) { | |
2831 | core99_ata100_enable(np, 1); | |
2832 | } | |
2833 | np = of_find_node_by_name(np, "ata-6"); | |
2834 | } | |
2835 | ||
2836 | /* Switch airport off */ | |
2837 | np = find_devices("radio"); | |
2838 | while(np) { | |
2839 | if (np && np->parent == macio_chips[0].of_node) { | |
2840 | macio_chips[0].flags |= MACIO_FLAG_AIRPORT_ON; | |
2841 | core99_airport_enable(np, 0, 0); | |
2842 | } | |
2843 | np = np->next; | |
2844 | } | |
2845 | } | |
2846 | ||
2847 | /* On all machines that support sound PM, switch sound off */ | |
2848 | if (macio_chips[0].of_node) | |
2849 | pmac_do_feature_call(PMAC_FTR_SOUND_CHIP_ENABLE, | |
2850 | macio_chips[0].of_node, 0, 0); | |
2851 | ||
2852 | /* While on some desktop G3s, we turn it back on */ | |
2853 | if (macio_chips[0].of_node && macio_chips[0].type == macio_heathrow | |
2854 | && (pmac_mb.model_id == PMAC_TYPE_GOSSAMER || | |
2855 | pmac_mb.model_id == PMAC_TYPE_SILK)) { | |
2856 | struct macio_chip *macio = &macio_chips[0]; | |
2857 | MACIO_BIS(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE); | |
2858 | MACIO_BIC(HEATHROW_FCR, HRW_SOUND_POWER_N); | |
2859 | } | |
2860 | ||
14cf11af PM |
2861 | #endif /* CONFIG_POWER4 */ |
2862 | ||
2863 | /* On all machines, switch modem & serial ports off */ | |
2864 | np = find_devices("ch-a"); | |
2865 | while(np) { | |
2866 | initial_serial_shutdown(np); | |
2867 | np = np->next; | |
2868 | } | |
2869 | np = find_devices("ch-b"); | |
2870 | while(np) { | |
2871 | initial_serial_shutdown(np); | |
2872 | np = np->next; | |
2873 | } | |
2874 | } | |
2875 | ||
2876 | void __init | |
2877 | pmac_feature_init(void) | |
2878 | { | |
2879 | /* Detect the UniNorth memory controller */ | |
2880 | probe_uninorth(); | |
2881 | ||
2882 | /* Probe mac-io controllers */ | |
2883 | if (probe_macios()) { | |
2884 | printk(KERN_WARNING "No mac-io chip found\n"); | |
2885 | return; | |
2886 | } | |
2887 | ||
14cf11af PM |
2888 | /* Probe machine type */ |
2889 | if (probe_motherboard()) | |
2890 | printk(KERN_WARNING "Unknown PowerMac !\n"); | |
2891 | ||
2892 | /* Set some initial features (turn off some chips that will | |
2893 | * be later turned on) | |
2894 | */ | |
2895 | set_initial_features(); | |
2896 | } | |
2897 | ||
14cf11af PM |
2898 | #if 0 |
2899 | static void dump_HT_speeds(char *name, u32 cfg, u32 frq) | |
2900 | { | |
2901 | int freqs[16] = { 200,300,400,500,600,800,1000,0,0,0,0,0,0,0,0,0 }; | |
2902 | int bits[8] = { 8,16,0,32,2,4,0,0 }; | |
2903 | int freq = (frq >> 8) & 0xf; | |
2904 | ||
2905 | if (freqs[freq] == 0) | |
2906 | printk("%s: Unknown HT link frequency %x\n", name, freq); | |
2907 | else | |
2908 | printk("%s: %d MHz on main link, (%d in / %d out) bits width\n", | |
2909 | name, freqs[freq], | |
2910 | bits[(cfg >> 28) & 0x7], bits[(cfg >> 24) & 0x7]); | |
2911 | } | |
2912 | ||
2913 | void __init pmac_check_ht_link(void) | |
2914 | { | |
14cf11af PM |
2915 | u32 ufreq, freq, ucfg, cfg; |
2916 | struct device_node *pcix_node; | |
2917 | u8 px_bus, px_devfn; | |
2918 | struct pci_controller *px_hose; | |
2919 | ||
5b9ca526 BH |
2920 | (void)in_be32(u3_ht_base + U3_HT_LINK_COMMAND); |
2921 | ucfg = cfg = in_be32(u3_ht_base + U3_HT_LINK_CONFIG); | |
2922 | ufreq = freq = in_be32(u3_ht_base + U3_HT_LINK_FREQ); | |
14cf11af PM |
2923 | dump_HT_speeds("U3 HyperTransport", cfg, freq); |
2924 | ||
2925 | pcix_node = of_find_compatible_node(NULL, "pci", "pci-x"); | |
2926 | if (pcix_node == NULL) { | |
2927 | printk("No PCI-X bridge found\n"); | |
2928 | return; | |
2929 | } | |
2930 | if (pci_device_from_OF_node(pcix_node, &px_bus, &px_devfn) != 0) { | |
2931 | printk("PCI-X bridge found but not matched to pci\n"); | |
2932 | return; | |
2933 | } | |
2934 | px_hose = pci_find_hose_for_OF_device(pcix_node); | |
2935 | if (px_hose == NULL) { | |
2936 | printk("PCI-X bridge found but not matched to host\n"); | |
2937 | return; | |
2938 | } | |
2939 | early_read_config_dword(px_hose, px_bus, px_devfn, 0xc4, &cfg); | |
2940 | early_read_config_dword(px_hose, px_bus, px_devfn, 0xcc, &freq); | |
2941 | dump_HT_speeds("PCI-X HT Uplink", cfg, freq); | |
2942 | early_read_config_dword(px_hose, px_bus, px_devfn, 0xc8, &cfg); | |
2943 | early_read_config_dword(px_hose, px_bus, px_devfn, 0xd0, &freq); | |
2944 | dump_HT_speeds("PCI-X HT Downlink", cfg, freq); | |
14cf11af | 2945 | } |
35499c01 | 2946 | #endif /* 0 */ |
14cf11af PM |
2947 | |
2948 | /* | |
2949 | * Early video resume hook | |
2950 | */ | |
2951 | ||
2952 | static void (*pmac_early_vresume_proc)(void *data); | |
2953 | static void *pmac_early_vresume_data; | |
2954 | ||
2955 | void pmac_set_early_video_resume(void (*proc)(void *data), void *data) | |
2956 | { | |
2957 | if (_machine != _MACH_Pmac) | |
2958 | return; | |
2959 | preempt_disable(); | |
2960 | pmac_early_vresume_proc = proc; | |
2961 | pmac_early_vresume_data = data; | |
2962 | preempt_enable(); | |
2963 | } | |
2964 | EXPORT_SYMBOL(pmac_set_early_video_resume); | |
2965 | ||
2966 | void pmac_call_early_video_resume(void) | |
2967 | { | |
2968 | if (pmac_early_vresume_proc) | |
2969 | pmac_early_vresume_proc(pmac_early_vresume_data); | |
2970 | } | |
2971 | ||
2972 | /* | |
2973 | * AGP related suspend/resume code | |
2974 | */ | |
2975 | ||
2976 | static struct pci_dev *pmac_agp_bridge; | |
2977 | static int (*pmac_agp_suspend)(struct pci_dev *bridge); | |
2978 | static int (*pmac_agp_resume)(struct pci_dev *bridge); | |
2979 | ||
2980 | void pmac_register_agp_pm(struct pci_dev *bridge, | |
2981 | int (*suspend)(struct pci_dev *bridge), | |
2982 | int (*resume)(struct pci_dev *bridge)) | |
2983 | { | |
2984 | if (suspend || resume) { | |
2985 | pmac_agp_bridge = bridge; | |
2986 | pmac_agp_suspend = suspend; | |
2987 | pmac_agp_resume = resume; | |
2988 | return; | |
2989 | } | |
2990 | if (bridge != pmac_agp_bridge) | |
2991 | return; | |
2992 | pmac_agp_suspend = pmac_agp_resume = NULL; | |
2993 | return; | |
2994 | } | |
2995 | EXPORT_SYMBOL(pmac_register_agp_pm); | |
2996 | ||
2997 | void pmac_suspend_agp_for_card(struct pci_dev *dev) | |
2998 | { | |
2999 | if (pmac_agp_bridge == NULL || pmac_agp_suspend == NULL) | |
3000 | return; | |
3001 | if (pmac_agp_bridge->bus != dev->bus) | |
3002 | return; | |
3003 | pmac_agp_suspend(pmac_agp_bridge); | |
3004 | } | |
3005 | EXPORT_SYMBOL(pmac_suspend_agp_for_card); | |
3006 | ||
3007 | void pmac_resume_agp_for_card(struct pci_dev *dev) | |
3008 | { | |
3009 | if (pmac_agp_bridge == NULL || pmac_agp_resume == NULL) | |
3010 | return; | |
3011 | if (pmac_agp_bridge->bus != dev->bus) | |
3012 | return; | |
3013 | pmac_agp_resume(pmac_agp_bridge); | |
3014 | } | |
3015 | EXPORT_SYMBOL(pmac_resume_agp_for_card); |