phy: Change mii_bus id field to a string
[linux-2.6.git] / arch / powerpc / sysdev / fsl_soc.c
1 /*
2  * FSL SoC setup code
3  *
4  * Maintained by Kumar Gala (see MAINTAINERS for contact information)
5  *
6  * 2006 (c) MontaVista Software, Inc.
7  * Vitaly Bordug <vbordug@ru.mvista.com>
8  *
9  * This program is free software; you can redistribute  it and/or modify it
10  * under  the terms of  the GNU General  Public License as published by the
11  * Free Software Foundation;  either version 2 of the  License, or (at your
12  * option) any later version.
13  */
14
15 #include <linux/stddef.h>
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/errno.h>
19 #include <linux/major.h>
20 #include <linux/delay.h>
21 #include <linux/irq.h>
22 #include <linux/module.h>
23 #include <linux/device.h>
24 #include <linux/platform_device.h>
25 #include <linux/of_platform.h>
26 #include <linux/phy.h>
27 #include <linux/phy_fixed.h>
28 #include <linux/spi/spi.h>
29 #include <linux/fsl_devices.h>
30 #include <linux/fs_enet_pd.h>
31 #include <linux/fs_uart_pd.h>
32
33 #include <asm/system.h>
34 #include <asm/atomic.h>
35 #include <asm/io.h>
36 #include <asm/irq.h>
37 #include <asm/time.h>
38 #include <asm/prom.h>
39 #include <sysdev/fsl_soc.h>
40 #include <mm/mmu_decl.h>
41 #include <asm/cpm2.h>
42
43 extern void init_fcc_ioports(struct fs_platform_info*);
44 extern void init_fec_ioports(struct fs_platform_info*);
45 extern void init_smc_ioports(struct fs_uart_platform_info*);
46 static phys_addr_t immrbase = -1;
47
48 phys_addr_t get_immrbase(void)
49 {
50         struct device_node *soc;
51
52         if (immrbase != -1)
53                 return immrbase;
54
55         soc = of_find_node_by_type(NULL, "soc");
56         if (soc) {
57                 int size;
58                 u32 naddr;
59                 const u32 *prop = of_get_property(soc, "#address-cells", &size);
60
61                 if (prop && size == 4)
62                         naddr = *prop;
63                 else
64                         naddr = 2;
65
66                 prop = of_get_property(soc, "ranges", &size);
67                 if (prop)
68                         immrbase = of_translate_address(soc, prop + naddr);
69
70                 of_node_put(soc);
71         }
72
73         return immrbase;
74 }
75
76 EXPORT_SYMBOL(get_immrbase);
77
78 #if defined(CONFIG_CPM2) || defined(CONFIG_QUICC_ENGINE) || defined(CONFIG_8xx)
79
80 static u32 brgfreq = -1;
81
82 u32 get_brgfreq(void)
83 {
84         struct device_node *node;
85         const unsigned int *prop;
86         int size;
87
88         if (brgfreq != -1)
89                 return brgfreq;
90
91         node = of_find_compatible_node(NULL, NULL, "fsl,cpm-brg");
92         if (node) {
93                 prop = of_get_property(node, "clock-frequency", &size);
94                 if (prop && size == 4)
95                         brgfreq = *prop;
96
97                 of_node_put(node);
98                 return brgfreq;
99         }
100
101         /* Legacy device binding -- will go away when no users are left. */
102         node = of_find_node_by_type(NULL, "cpm");
103         if (!node)
104                 node = of_find_compatible_node(NULL, NULL, "fsl,qe");
105         if (!node)
106                 node = of_find_node_by_type(NULL, "qe");
107
108         if (node) {
109                 prop = of_get_property(node, "brg-frequency", &size);
110                 if (prop && size == 4)
111                         brgfreq = *prop;
112
113                 if (brgfreq == -1 || brgfreq == 0) {
114                         prop = of_get_property(node, "bus-frequency", &size);
115                         if (prop && size == 4)
116                                 brgfreq = *prop / 2;
117                 }
118                 of_node_put(node);
119         }
120
121         return brgfreq;
122 }
123
124 EXPORT_SYMBOL(get_brgfreq);
125
126 static u32 fs_baudrate = -1;
127
128 u32 get_baudrate(void)
129 {
130         struct device_node *node;
131
132         if (fs_baudrate != -1)
133                 return fs_baudrate;
134
135         node = of_find_node_by_type(NULL, "serial");
136         if (node) {
137                 int size;
138                 const unsigned int *prop = of_get_property(node,
139                                 "current-speed", &size);
140
141                 if (prop)
142                         fs_baudrate = *prop;
143                 of_node_put(node);
144         }
145
146         return fs_baudrate;
147 }
148
149 EXPORT_SYMBOL(get_baudrate);
150 #endif /* CONFIG_CPM2 */
151
152 #ifdef CONFIG_FIXED_PHY
153 static int __init of_add_fixed_phys(void)
154 {
155         int ret;
156         struct device_node *np;
157         u32 *fixed_link;
158         struct fixed_phy_status status = {};
159
160         for_each_node_by_name(np, "ethernet") {
161                 fixed_link  = (u32 *)of_get_property(np, "fixed-link", NULL);
162                 if (!fixed_link)
163                         continue;
164
165                 status.link = 1;
166                 status.duplex = fixed_link[1];
167                 status.speed = fixed_link[2];
168                 status.pause = fixed_link[3];
169                 status.asym_pause = fixed_link[4];
170
171                 ret = fixed_phy_add(PHY_POLL, fixed_link[0], &status);
172                 if (ret) {
173                         of_node_put(np);
174                         return ret;
175                 }
176         }
177
178         return 0;
179 }
180 arch_initcall(of_add_fixed_phys);
181 #endif /* CONFIG_FIXED_PHY */
182
183 static int __init gfar_mdio_of_init(void)
184 {
185         struct device_node *np = NULL;
186         struct platform_device *mdio_dev;
187         struct resource res;
188         int ret;
189
190         np = of_find_compatible_node(np, NULL, "fsl,gianfar-mdio");
191
192         /* try the deprecated version */
193         if (!np)
194                 np = of_find_compatible_node(np, "mdio", "gianfar");
195
196         if (np) {
197                 int k;
198                 struct device_node *child = NULL;
199                 struct gianfar_mdio_data mdio_data;
200
201                 memset(&res, 0, sizeof(res));
202                 memset(&mdio_data, 0, sizeof(mdio_data));
203
204                 ret = of_address_to_resource(np, 0, &res);
205                 if (ret)
206                         goto err;
207
208                 mdio_dev =
209                     platform_device_register_simple("fsl-gianfar_mdio",
210                                                     res.start, &res, 1);
211                 if (IS_ERR(mdio_dev)) {
212                         ret = PTR_ERR(mdio_dev);
213                         goto err;
214                 }
215
216                 for (k = 0; k < 32; k++)
217                         mdio_data.irq[k] = PHY_POLL;
218
219                 while ((child = of_get_next_child(np, child)) != NULL) {
220                         int irq = irq_of_parse_and_map(child, 0);
221                         if (irq != NO_IRQ) {
222                                 const u32 *id = of_get_property(child,
223                                                         "reg", NULL);
224                                 mdio_data.irq[*id] = irq;
225                         }
226                 }
227
228                 ret =
229                     platform_device_add_data(mdio_dev, &mdio_data,
230                                              sizeof(struct gianfar_mdio_data));
231                 if (ret)
232                         goto unreg;
233         }
234
235         of_node_put(np);
236         return 0;
237
238 unreg:
239         platform_device_unregister(mdio_dev);
240 err:
241         of_node_put(np);
242         return ret;
243 }
244
245 arch_initcall(gfar_mdio_of_init);
246
247 static const char *gfar_tx_intr = "tx";
248 static const char *gfar_rx_intr = "rx";
249 static const char *gfar_err_intr = "error";
250
251 static int __init gfar_of_init(void)
252 {
253         struct device_node *np;
254         unsigned int i;
255         struct platform_device *gfar_dev;
256         struct resource res;
257         int ret;
258
259         for (np = NULL, i = 0;
260              (np = of_find_compatible_node(np, "network", "gianfar")) != NULL;
261              i++) {
262                 struct resource r[4];
263                 struct device_node *phy, *mdio;
264                 struct gianfar_platform_data gfar_data;
265                 const unsigned int *id;
266                 const char *model;
267                 const char *ctype;
268                 const void *mac_addr;
269                 const phandle *ph;
270                 int n_res = 2;
271
272                 memset(r, 0, sizeof(r));
273                 memset(&gfar_data, 0, sizeof(gfar_data));
274
275                 ret = of_address_to_resource(np, 0, &r[0]);
276                 if (ret)
277                         goto err;
278
279                 of_irq_to_resource(np, 0, &r[1]);
280
281                 model = of_get_property(np, "model", NULL);
282
283                 /* If we aren't the FEC we have multiple interrupts */
284                 if (model && strcasecmp(model, "FEC")) {
285                         r[1].name = gfar_tx_intr;
286
287                         r[2].name = gfar_rx_intr;
288                         of_irq_to_resource(np, 1, &r[2]);
289
290                         r[3].name = gfar_err_intr;
291                         of_irq_to_resource(np, 2, &r[3]);
292
293                         n_res += 2;
294                 }
295
296                 gfar_dev =
297                     platform_device_register_simple("fsl-gianfar", i, &r[0],
298                                                     n_res);
299
300                 if (IS_ERR(gfar_dev)) {
301                         ret = PTR_ERR(gfar_dev);
302                         goto err;
303                 }
304
305                 mac_addr = of_get_mac_address(np);
306                 if (mac_addr)
307                         memcpy(gfar_data.mac_addr, mac_addr, 6);
308
309                 if (model && !strcasecmp(model, "TSEC"))
310                         gfar_data.device_flags =
311                             FSL_GIANFAR_DEV_HAS_GIGABIT |
312                             FSL_GIANFAR_DEV_HAS_COALESCE |
313                             FSL_GIANFAR_DEV_HAS_RMON |
314                             FSL_GIANFAR_DEV_HAS_MULTI_INTR;
315                 if (model && !strcasecmp(model, "eTSEC"))
316                         gfar_data.device_flags =
317                             FSL_GIANFAR_DEV_HAS_GIGABIT |
318                             FSL_GIANFAR_DEV_HAS_COALESCE |
319                             FSL_GIANFAR_DEV_HAS_RMON |
320                             FSL_GIANFAR_DEV_HAS_MULTI_INTR |
321                             FSL_GIANFAR_DEV_HAS_CSUM |
322                             FSL_GIANFAR_DEV_HAS_VLAN |
323                             FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
324
325                 ctype = of_get_property(np, "phy-connection-type", NULL);
326
327                 /* We only care about rgmii-id.  The rest are autodetected */
328                 if (ctype && !strcmp(ctype, "rgmii-id"))
329                         gfar_data.interface = PHY_INTERFACE_MODE_RGMII_ID;
330                 else
331                         gfar_data.interface = PHY_INTERFACE_MODE_MII;
332
333                 ph = of_get_property(np, "phy-handle", NULL);
334                 if (ph == NULL) {
335                         u32 *fixed_link;
336
337                         fixed_link = (u32 *)of_get_property(np, "fixed-link",
338                                                            NULL);
339                         if (!fixed_link) {
340                                 ret = -ENODEV;
341                                 goto unreg;
342                         }
343
344                         snprintf(gfar_data.bus_id, MII_BUS_ID_SIZE, "0");
345                         gfar_data.phy_id = fixed_link[0];
346                 } else {
347                         phy = of_find_node_by_phandle(*ph);
348
349                         if (phy == NULL) {
350                                 ret = -ENODEV;
351                                 goto unreg;
352                         }
353
354                         mdio = of_get_parent(phy);
355
356                         id = of_get_property(phy, "reg", NULL);
357                         ret = of_address_to_resource(mdio, 0, &res);
358                         if (ret) {
359                                 of_node_put(phy);
360                                 of_node_put(mdio);
361                                 goto unreg;
362                         }
363
364                         gfar_data.phy_id = *id;
365                         snprintf(gfar_data.bus_id, MII_BUS_ID_SIZE, "%x",
366                                         res.start);
367
368                         of_node_put(phy);
369                         of_node_put(mdio);
370                 }
371
372                 ret =
373                     platform_device_add_data(gfar_dev, &gfar_data,
374                                              sizeof(struct
375                                                     gianfar_platform_data));
376                 if (ret)
377                         goto unreg;
378         }
379
380         return 0;
381
382 unreg:
383         platform_device_unregister(gfar_dev);
384 err:
385         return ret;
386 }
387
388 arch_initcall(gfar_of_init);
389
390 #ifdef CONFIG_I2C_BOARDINFO
391 #include <linux/i2c.h>
392 struct i2c_driver_device {
393         char    *of_device;
394         char    *i2c_driver;
395         char    *i2c_type;
396 };
397
398 static struct i2c_driver_device i2c_devices[] __initdata = {
399         {"ricoh,rs5c372a", "rtc-rs5c372", "rs5c372a",},
400         {"ricoh,rs5c372b", "rtc-rs5c372", "rs5c372b",},
401         {"ricoh,rv5c386",  "rtc-rs5c372", "rv5c386",},
402         {"ricoh,rv5c387a", "rtc-rs5c372", "rv5c387a",},
403         {"dallas,ds1307",  "rtc-ds1307",  "ds1307",},
404         {"dallas,ds1337",  "rtc-ds1307",  "ds1337",},
405         {"dallas,ds1338",  "rtc-ds1307",  "ds1338",},
406         {"dallas,ds1339",  "rtc-ds1307",  "ds1339",},
407         {"dallas,ds1340",  "rtc-ds1307",  "ds1340",},
408         {"stm,m41t00",     "rtc-ds1307",  "m41t00"},
409         {"dallas,ds1374",  "rtc-ds1374",  "rtc-ds1374",},
410 };
411
412 static int __init of_find_i2c_driver(struct device_node *node,
413                                      struct i2c_board_info *info)
414 {
415         int i;
416
417         for (i = 0; i < ARRAY_SIZE(i2c_devices); i++) {
418                 if (!of_device_is_compatible(node, i2c_devices[i].of_device))
419                         continue;
420                 if (strlcpy(info->driver_name, i2c_devices[i].i2c_driver,
421                             KOBJ_NAME_LEN) >= KOBJ_NAME_LEN ||
422                     strlcpy(info->type, i2c_devices[i].i2c_type,
423                             I2C_NAME_SIZE) >= I2C_NAME_SIZE)
424                         return -ENOMEM;
425                 return 0;
426         }
427         return -ENODEV;
428 }
429
430 static void __init of_register_i2c_devices(struct device_node *adap_node,
431                                            int bus_num)
432 {
433         struct device_node *node = NULL;
434
435         while ((node = of_get_next_child(adap_node, node))) {
436                 struct i2c_board_info info = {};
437                 const u32 *addr;
438                 int len;
439
440                 addr = of_get_property(node, "reg", &len);
441                 if (!addr || len < sizeof(int) || *addr > (1 << 10) - 1) {
442                         printk(KERN_WARNING "fsl_soc.c: invalid i2c device entry\n");
443                         continue;
444                 }
445
446                 info.irq = irq_of_parse_and_map(node, 0);
447                 if (info.irq == NO_IRQ)
448                         info.irq = -1;
449
450                 if (of_find_i2c_driver(node, &info) < 0)
451                         continue;
452
453                 info.addr = *addr;
454
455                 i2c_register_board_info(bus_num, &info, 1);
456         }
457 }
458
459 static int __init fsl_i2c_of_init(void)
460 {
461         struct device_node *np;
462         unsigned int i = 0;
463         struct platform_device *i2c_dev;
464         int ret;
465
466         for_each_compatible_node(np, NULL, "fsl-i2c") {
467                 struct resource r[2];
468                 struct fsl_i2c_platform_data i2c_data;
469                 const unsigned char *flags = NULL;
470
471                 memset(&r, 0, sizeof(r));
472                 memset(&i2c_data, 0, sizeof(i2c_data));
473
474                 ret = of_address_to_resource(np, 0, &r[0]);
475                 if (ret)
476                         goto err;
477
478                 of_irq_to_resource(np, 0, &r[1]);
479
480                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
481                 if (IS_ERR(i2c_dev)) {
482                         ret = PTR_ERR(i2c_dev);
483                         goto err;
484                 }
485
486                 i2c_data.device_flags = 0;
487                 flags = of_get_property(np, "dfsrr", NULL);
488                 if (flags)
489                         i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
490
491                 flags = of_get_property(np, "fsl5200-clocking", NULL);
492                 if (flags)
493                         i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
494
495                 ret =
496                     platform_device_add_data(i2c_dev, &i2c_data,
497                                              sizeof(struct
498                                                     fsl_i2c_platform_data));
499                 if (ret)
500                         goto unreg;
501
502                 of_register_i2c_devices(np, i++);
503         }
504
505         return 0;
506
507 unreg:
508         platform_device_unregister(i2c_dev);
509 err:
510         return ret;
511 }
512
513 arch_initcall(fsl_i2c_of_init);
514 #endif
515
516 #ifdef CONFIG_PPC_83xx
517 static int __init mpc83xx_wdt_init(void)
518 {
519         struct resource r;
520         struct device_node *soc, *np;
521         struct platform_device *dev;
522         const unsigned int *freq;
523         int ret;
524
525         np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
526
527         if (!np) {
528                 ret = -ENODEV;
529                 goto nodev;
530         }
531
532         soc = of_find_node_by_type(NULL, "soc");
533
534         if (!soc) {
535                 ret = -ENODEV;
536                 goto nosoc;
537         }
538
539         freq = of_get_property(soc, "bus-frequency", NULL);
540         if (!freq) {
541                 ret = -ENODEV;
542                 goto err;
543         }
544
545         memset(&r, 0, sizeof(r));
546
547         ret = of_address_to_resource(np, 0, &r);
548         if (ret)
549                 goto err;
550
551         dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
552         if (IS_ERR(dev)) {
553                 ret = PTR_ERR(dev);
554                 goto err;
555         }
556
557         ret = platform_device_add_data(dev, freq, sizeof(int));
558         if (ret)
559                 goto unreg;
560
561         of_node_put(soc);
562         of_node_put(np);
563
564         return 0;
565
566 unreg:
567         platform_device_unregister(dev);
568 err:
569         of_node_put(soc);
570 nosoc:
571         of_node_put(np);
572 nodev:
573         return ret;
574 }
575
576 arch_initcall(mpc83xx_wdt_init);
577 #endif
578
579 static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
580 {
581         if (!phy_type)
582                 return FSL_USB2_PHY_NONE;
583         if (!strcasecmp(phy_type, "ulpi"))
584                 return FSL_USB2_PHY_ULPI;
585         if (!strcasecmp(phy_type, "utmi"))
586                 return FSL_USB2_PHY_UTMI;
587         if (!strcasecmp(phy_type, "utmi_wide"))
588                 return FSL_USB2_PHY_UTMI_WIDE;
589         if (!strcasecmp(phy_type, "serial"))
590                 return FSL_USB2_PHY_SERIAL;
591
592         return FSL_USB2_PHY_NONE;
593 }
594
595 static int __init fsl_usb_of_init(void)
596 {
597         struct device_node *np;
598         unsigned int i = 0;
599         struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL,
600                 *usb_dev_dr_client = NULL;
601         int ret;
602
603         for_each_compatible_node(np, NULL, "fsl-usb2-mph") {
604                 struct resource r[2];
605                 struct fsl_usb2_platform_data usb_data;
606                 const unsigned char *prop = NULL;
607
608                 memset(&r, 0, sizeof(r));
609                 memset(&usb_data, 0, sizeof(usb_data));
610
611                 ret = of_address_to_resource(np, 0, &r[0]);
612                 if (ret)
613                         goto err;
614
615                 of_irq_to_resource(np, 0, &r[1]);
616
617                 usb_dev_mph =
618                     platform_device_register_simple("fsl-ehci", i, r, 2);
619                 if (IS_ERR(usb_dev_mph)) {
620                         ret = PTR_ERR(usb_dev_mph);
621                         goto err;
622                 }
623
624                 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
625                 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
626
627                 usb_data.operating_mode = FSL_USB2_MPH_HOST;
628
629                 prop = of_get_property(np, "port0", NULL);
630                 if (prop)
631                         usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
632
633                 prop = of_get_property(np, "port1", NULL);
634                 if (prop)
635                         usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
636
637                 prop = of_get_property(np, "phy_type", NULL);
638                 usb_data.phy_mode = determine_usb_phy(prop);
639
640                 ret =
641                     platform_device_add_data(usb_dev_mph, &usb_data,
642                                              sizeof(struct
643                                                     fsl_usb2_platform_data));
644                 if (ret)
645                         goto unreg_mph;
646                 i++;
647         }
648
649         for_each_compatible_node(np, NULL, "fsl-usb2-dr") {
650                 struct resource r[2];
651                 struct fsl_usb2_platform_data usb_data;
652                 const unsigned char *prop = NULL;
653
654                 memset(&r, 0, sizeof(r));
655                 memset(&usb_data, 0, sizeof(usb_data));
656
657                 ret = of_address_to_resource(np, 0, &r[0]);
658                 if (ret)
659                         goto unreg_mph;
660
661                 of_irq_to_resource(np, 0, &r[1]);
662
663                 prop = of_get_property(np, "dr_mode", NULL);
664
665                 if (!prop || !strcmp(prop, "host")) {
666                         usb_data.operating_mode = FSL_USB2_DR_HOST;
667                         usb_dev_dr_host = platform_device_register_simple(
668                                         "fsl-ehci", i, r, 2);
669                         if (IS_ERR(usb_dev_dr_host)) {
670                                 ret = PTR_ERR(usb_dev_dr_host);
671                                 goto err;
672                         }
673                 } else if (prop && !strcmp(prop, "peripheral")) {
674                         usb_data.operating_mode = FSL_USB2_DR_DEVICE;
675                         usb_dev_dr_client = platform_device_register_simple(
676                                         "fsl-usb2-udc", i, r, 2);
677                         if (IS_ERR(usb_dev_dr_client)) {
678                                 ret = PTR_ERR(usb_dev_dr_client);
679                                 goto err;
680                         }
681                 } else if (prop && !strcmp(prop, "otg")) {
682                         usb_data.operating_mode = FSL_USB2_DR_OTG;
683                         usb_dev_dr_host = platform_device_register_simple(
684                                         "fsl-ehci", i, r, 2);
685                         if (IS_ERR(usb_dev_dr_host)) {
686                                 ret = PTR_ERR(usb_dev_dr_host);
687                                 goto err;
688                         }
689                         usb_dev_dr_client = platform_device_register_simple(
690                                         "fsl-usb2-udc", i, r, 2);
691                         if (IS_ERR(usb_dev_dr_client)) {
692                                 ret = PTR_ERR(usb_dev_dr_client);
693                                 goto err;
694                         }
695                 } else {
696                         ret = -EINVAL;
697                         goto err;
698                 }
699
700                 prop = of_get_property(np, "phy_type", NULL);
701                 usb_data.phy_mode = determine_usb_phy(prop);
702
703                 if (usb_dev_dr_host) {
704                         usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
705                         usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
706                                 dev.coherent_dma_mask;
707                         if ((ret = platform_device_add_data(usb_dev_dr_host,
708                                                 &usb_data, sizeof(struct
709                                                 fsl_usb2_platform_data))))
710                                 goto unreg_dr;
711                 }
712                 if (usb_dev_dr_client) {
713                         usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
714                         usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
715                                 dev.coherent_dma_mask;
716                         if ((ret = platform_device_add_data(usb_dev_dr_client,
717                                                 &usb_data, sizeof(struct
718                                                 fsl_usb2_platform_data))))
719                                 goto unreg_dr;
720                 }
721                 i++;
722         }
723         return 0;
724
725 unreg_dr:
726         if (usb_dev_dr_host)
727                 platform_device_unregister(usb_dev_dr_host);
728         if (usb_dev_dr_client)
729                 platform_device_unregister(usb_dev_dr_client);
730 unreg_mph:
731         if (usb_dev_mph)
732                 platform_device_unregister(usb_dev_mph);
733 err:
734         return ret;
735 }
736
737 arch_initcall(fsl_usb_of_init);
738
739 #ifndef CONFIG_PPC_CPM_NEW_BINDING
740 #ifdef CONFIG_CPM2
741
742 extern void init_scc_ioports(struct fs_uart_platform_info*);
743
744 static const char fcc_regs[] = "fcc_regs";
745 static const char fcc_regs_c[] = "fcc_regs_c";
746 static const char fcc_pram[] = "fcc_pram";
747 static char bus_id[9][BUS_ID_SIZE];
748
749 static int __init fs_enet_of_init(void)
750 {
751         struct device_node *np;
752         unsigned int i;
753         struct platform_device *fs_enet_dev;
754         struct resource res;
755         int ret;
756
757         for (np = NULL, i = 0;
758              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
759              i++) {
760                 struct resource r[4];
761                 struct device_node *phy, *mdio;
762                 struct fs_platform_info fs_enet_data;
763                 const unsigned int *id, *phy_addr, *phy_irq;
764                 const void *mac_addr;
765                 const phandle *ph;
766                 const char *model;
767
768                 memset(r, 0, sizeof(r));
769                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
770
771                 ret = of_address_to_resource(np, 0, &r[0]);
772                 if (ret)
773                         goto err;
774                 r[0].name = fcc_regs;
775
776                 ret = of_address_to_resource(np, 1, &r[1]);
777                 if (ret)
778                         goto err;
779                 r[1].name = fcc_pram;
780
781                 ret = of_address_to_resource(np, 2, &r[2]);
782                 if (ret)
783                         goto err;
784                 r[2].name = fcc_regs_c;
785                 fs_enet_data.fcc_regs_c = r[2].start;
786
787                 of_irq_to_resource(np, 0, &r[3]);
788
789                 fs_enet_dev =
790                     platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
791
792                 if (IS_ERR(fs_enet_dev)) {
793                         ret = PTR_ERR(fs_enet_dev);
794                         goto err;
795                 }
796
797                 model = of_get_property(np, "model", NULL);
798                 if (model == NULL) {
799                         ret = -ENODEV;
800                         goto unreg;
801                 }
802
803                 mac_addr = of_get_mac_address(np);
804                 if (mac_addr)
805                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
806
807                 ph = of_get_property(np, "phy-handle", NULL);
808                 phy = of_find_node_by_phandle(*ph);
809
810                 if (phy == NULL) {
811                         ret = -ENODEV;
812                         goto unreg;
813                 }
814
815                 phy_addr = of_get_property(phy, "reg", NULL);
816                 fs_enet_data.phy_addr = *phy_addr;
817
818                 phy_irq = of_get_property(phy, "interrupts", NULL);
819
820                 id = of_get_property(np, "device-id", NULL);
821                 fs_enet_data.fs_no = *id;
822                 strcpy(fs_enet_data.fs_type, model);
823
824                 mdio = of_get_parent(phy);
825                 ret = of_address_to_resource(mdio, 0, &res);
826                 if (ret) {
827                         of_node_put(phy);
828                         of_node_put(mdio);
829                         goto unreg;
830                 }
831
832                 fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
833                                                 "rx-clock", NULL));
834                 fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
835                                                 "tx-clock", NULL));
836
837                 if (strstr(model, "FCC")) {
838                         int fcc_index = *id - 1;
839                         const unsigned char *mdio_bb_prop;
840
841                         fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
842                         fs_enet_data.rx_ring = 32;
843                         fs_enet_data.tx_ring = 32;
844                         fs_enet_data.rx_copybreak = 240;
845                         fs_enet_data.use_napi = 0;
846                         fs_enet_data.napi_weight = 17;
847                         fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
848                         fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
849                         fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
850
851                         snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
852                                                         (u32)res.start, fs_enet_data.phy_addr);
853                         fs_enet_data.bus_id = (char*)&bus_id[(*id)];
854                         fs_enet_data.init_ioports = init_fcc_ioports;
855
856                         mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
857                         if (mdio_bb_prop) {
858                                 struct platform_device *fs_enet_mdio_bb_dev;
859                                 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
860
861                                 fs_enet_mdio_bb_dev =
862                                         platform_device_register_simple("fsl-bb-mdio",
863                                                         i, NULL, 0);
864                                 memset(&fs_enet_mdio_bb_data, 0,
865                                                 sizeof(struct fs_mii_bb_platform_info));
866                                 fs_enet_mdio_bb_data.mdio_dat.bit =
867                                         mdio_bb_prop[0];
868                                 fs_enet_mdio_bb_data.mdio_dir.bit =
869                                         mdio_bb_prop[1];
870                                 fs_enet_mdio_bb_data.mdc_dat.bit =
871                                         mdio_bb_prop[2];
872                                 fs_enet_mdio_bb_data.mdio_port =
873                                         mdio_bb_prop[3];
874                                 fs_enet_mdio_bb_data.mdc_port =
875                                         mdio_bb_prop[4];
876                                 fs_enet_mdio_bb_data.delay =
877                                         mdio_bb_prop[5];
878
879                                 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
880                                 fs_enet_mdio_bb_data.irq[1] = -1;
881                                 fs_enet_mdio_bb_data.irq[2] = -1;
882                                 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
883                                 fs_enet_mdio_bb_data.irq[31] = -1;
884
885                                 fs_enet_mdio_bb_data.mdio_dat.offset =
886                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
887                                 fs_enet_mdio_bb_data.mdio_dir.offset =
888                                         (u32)&cpm2_immr->im_ioport.iop_pdirc;
889                                 fs_enet_mdio_bb_data.mdc_dat.offset =
890                                         (u32)&cpm2_immr->im_ioport.iop_pdatc;
891
892                                 ret = platform_device_add_data(
893                                                 fs_enet_mdio_bb_dev,
894                                                 &fs_enet_mdio_bb_data,
895                                                 sizeof(struct fs_mii_bb_platform_info));
896                                 if (ret)
897                                         goto unreg;
898                         }
899
900                         of_node_put(phy);
901                         of_node_put(mdio);
902
903                         ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
904                                                      sizeof(struct
905                                                             fs_platform_info));
906                         if (ret)
907                                 goto unreg;
908                 }
909         }
910         return 0;
911
912 unreg:
913         platform_device_unregister(fs_enet_dev);
914 err:
915         return ret;
916 }
917
918 arch_initcall(fs_enet_of_init);
919
920 static const char scc_regs[] = "regs";
921 static const char scc_pram[] = "pram";
922
923 static int __init cpm_uart_of_init(void)
924 {
925         struct device_node *np;
926         unsigned int i;
927         struct platform_device *cpm_uart_dev;
928         int ret;
929
930         for (np = NULL, i = 0;
931              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
932              i++) {
933                 struct resource r[3];
934                 struct fs_uart_platform_info cpm_uart_data;
935                 const int *id;
936                 const char *model;
937
938                 memset(r, 0, sizeof(r));
939                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
940
941                 ret = of_address_to_resource(np, 0, &r[0]);
942                 if (ret)
943                         goto err;
944
945                 r[0].name = scc_regs;
946
947                 ret = of_address_to_resource(np, 1, &r[1]);
948                 if (ret)
949                         goto err;
950                 r[1].name = scc_pram;
951
952                 of_irq_to_resource(np, 0, &r[2]);
953
954                 cpm_uart_dev =
955                     platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
956
957                 if (IS_ERR(cpm_uart_dev)) {
958                         ret = PTR_ERR(cpm_uart_dev);
959                         goto err;
960                 }
961
962                 id = of_get_property(np, "device-id", NULL);
963                 cpm_uart_data.fs_no = *id;
964
965                 model = of_get_property(np, "model", NULL);
966                 strcpy(cpm_uart_data.fs_type, model);
967
968                 cpm_uart_data.uart_clk = ppc_proc_freq;
969
970                 cpm_uart_data.tx_num_fifo = 4;
971                 cpm_uart_data.tx_buf_size = 32;
972                 cpm_uart_data.rx_num_fifo = 4;
973                 cpm_uart_data.rx_buf_size = 32;
974                 cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
975                                                 "rx-clock", NULL));
976                 cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
977                                                 "tx-clock", NULL));
978
979                 ret =
980                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
981                                              sizeof(struct
982                                                     fs_uart_platform_info));
983                 if (ret)
984                         goto unreg;
985         }
986
987         return 0;
988
989 unreg:
990         platform_device_unregister(cpm_uart_dev);
991 err:
992         return ret;
993 }
994
995 arch_initcall(cpm_uart_of_init);
996 #endif /* CONFIG_CPM2 */
997
998 #ifdef CONFIG_8xx
999
1000 extern void init_scc_ioports(struct fs_platform_info*);
1001 extern int platform_device_skip(const char *model, int id);
1002
1003 static int __init fs_enet_mdio_of_init(void)
1004 {
1005         struct device_node *np;
1006         unsigned int i;
1007         struct platform_device *mdio_dev;
1008         struct resource res;
1009         int ret;
1010
1011         for (np = NULL, i = 0;
1012              (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
1013              i++) {
1014                 struct fs_mii_fec_platform_info mdio_data;
1015
1016                 memset(&res, 0, sizeof(res));
1017                 memset(&mdio_data, 0, sizeof(mdio_data));
1018
1019                 ret = of_address_to_resource(np, 0, &res);
1020                 if (ret)
1021                         goto err;
1022
1023                 mdio_dev =
1024                     platform_device_register_simple("fsl-cpm-fec-mdio",
1025                                                     res.start, &res, 1);
1026                 if (IS_ERR(mdio_dev)) {
1027                         ret = PTR_ERR(mdio_dev);
1028                         goto err;
1029                 }
1030
1031                 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
1032
1033                 ret =
1034                     platform_device_add_data(mdio_dev, &mdio_data,
1035                                              sizeof(struct fs_mii_fec_platform_info));
1036                 if (ret)
1037                         goto unreg;
1038         }
1039         return 0;
1040
1041 unreg:
1042         platform_device_unregister(mdio_dev);
1043 err:
1044         return ret;
1045 }
1046
1047 arch_initcall(fs_enet_mdio_of_init);
1048
1049 static const char *enet_regs = "regs";
1050 static const char *enet_pram = "pram";
1051 static const char *enet_irq = "interrupt";
1052 static char bus_id[9][BUS_ID_SIZE];
1053
1054 static int __init fs_enet_of_init(void)
1055 {
1056         struct device_node *np;
1057         unsigned int i;
1058         struct platform_device *fs_enet_dev = NULL;
1059         struct resource res;
1060         int ret;
1061
1062         for (np = NULL, i = 0;
1063              (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
1064              i++) {
1065                 struct resource r[4];
1066                 struct device_node *phy = NULL, *mdio = NULL;
1067                 struct fs_platform_info fs_enet_data;
1068                 const unsigned int *id;
1069                 const unsigned int *phy_addr;
1070                 const void *mac_addr;
1071                 const phandle *ph;
1072                 const char *model;
1073
1074                 memset(r, 0, sizeof(r));
1075                 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
1076
1077                 model = of_get_property(np, "model", NULL);
1078                 if (model == NULL) {
1079                         ret = -ENODEV;
1080                         goto unreg;
1081                 }
1082
1083                 id = of_get_property(np, "device-id", NULL);
1084                 fs_enet_data.fs_no = *id;
1085
1086                 if (platform_device_skip(model, *id))
1087                         continue;
1088
1089                 ret = of_address_to_resource(np, 0, &r[0]);
1090                 if (ret)
1091                         goto err;
1092                 r[0].name = enet_regs;
1093
1094                 mac_addr = of_get_mac_address(np);
1095                 if (mac_addr)
1096                         memcpy(fs_enet_data.macaddr, mac_addr, 6);
1097
1098                 ph = of_get_property(np, "phy-handle", NULL);
1099                 if (ph != NULL)
1100                         phy = of_find_node_by_phandle(*ph);
1101
1102                 if (phy != NULL) {
1103                         phy_addr = of_get_property(phy, "reg", NULL);
1104                         fs_enet_data.phy_addr = *phy_addr;
1105                         fs_enet_data.has_phy = 1;
1106
1107                         mdio = of_get_parent(phy);
1108                         ret = of_address_to_resource(mdio, 0, &res);
1109                         if (ret) {
1110                                 of_node_put(phy);
1111                                 of_node_put(mdio);
1112                                 goto unreg;
1113                         }
1114                 }
1115
1116                 model = of_get_property(np, "model", NULL);
1117                 strcpy(fs_enet_data.fs_type, model);
1118
1119                 if (strstr(model, "FEC")) {
1120                         r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
1121                         r[1].flags = IORESOURCE_IRQ;
1122                         r[1].name = enet_irq;
1123
1124                         fs_enet_dev =
1125                                     platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
1126
1127                         if (IS_ERR(fs_enet_dev)) {
1128                                 ret = PTR_ERR(fs_enet_dev);
1129                                 goto err;
1130                         }
1131
1132                         fs_enet_data.rx_ring = 128;
1133                         fs_enet_data.tx_ring = 16;
1134                         fs_enet_data.rx_copybreak = 240;
1135                         fs_enet_data.use_napi = 1;
1136                         fs_enet_data.napi_weight = 17;
1137
1138                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
1139                                                         (u32)res.start, fs_enet_data.phy_addr);
1140                         fs_enet_data.bus_id = (char*)&bus_id[i];
1141                         fs_enet_data.init_ioports = init_fec_ioports;
1142                 }
1143                 if (strstr(model, "SCC")) {
1144                         ret = of_address_to_resource(np, 1, &r[1]);
1145                         if (ret)
1146                                 goto err;
1147                         r[1].name = enet_pram;
1148
1149                         r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1150                         r[2].flags = IORESOURCE_IRQ;
1151                         r[2].name = enet_irq;
1152
1153                         fs_enet_dev =
1154                                     platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
1155
1156                         if (IS_ERR(fs_enet_dev)) {
1157                                 ret = PTR_ERR(fs_enet_dev);
1158                                 goto err;
1159                         }
1160
1161                         fs_enet_data.rx_ring = 64;
1162                         fs_enet_data.tx_ring = 8;
1163                         fs_enet_data.rx_copybreak = 240;
1164                         fs_enet_data.use_napi = 1;
1165                         fs_enet_data.napi_weight = 17;
1166
1167                         snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1168                         fs_enet_data.bus_id = (char*)&bus_id[i];
1169                         fs_enet_data.init_ioports = init_scc_ioports;
1170                 }
1171
1172                 of_node_put(phy);
1173                 of_node_put(mdio);
1174
1175                 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1176                                              sizeof(struct
1177                                                     fs_platform_info));
1178                 if (ret)
1179                         goto unreg;
1180         }
1181         return 0;
1182
1183 unreg:
1184         platform_device_unregister(fs_enet_dev);
1185 err:
1186         return ret;
1187 }
1188
1189 arch_initcall(fs_enet_of_init);
1190
1191 static int __init fsl_pcmcia_of_init(void)
1192 {
1193         struct device_node *np;
1194         /*
1195          * Register all the devices which type is "pcmcia"
1196          */
1197         for_each_compatible_node(np, "pcmcia", "fsl,pq-pcmcia")
1198                 of_platform_device_create(np, "m8xx-pcmcia", NULL);
1199         return 0;
1200 }
1201
1202 arch_initcall(fsl_pcmcia_of_init);
1203
1204 static const char *smc_regs = "regs";
1205 static const char *smc_pram = "pram";
1206
1207 static int __init cpm_smc_uart_of_init(void)
1208 {
1209         struct device_node *np;
1210         unsigned int i;
1211         struct platform_device *cpm_uart_dev;
1212         int ret;
1213
1214         for (np = NULL, i = 0;
1215              (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1216              i++) {
1217                 struct resource r[3];
1218                 struct fs_uart_platform_info cpm_uart_data;
1219                 const int *id;
1220                 const char *model;
1221
1222                 memset(r, 0, sizeof(r));
1223                 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1224
1225                 ret = of_address_to_resource(np, 0, &r[0]);
1226                 if (ret)
1227                         goto err;
1228
1229                 r[0].name = smc_regs;
1230
1231                 ret = of_address_to_resource(np, 1, &r[1]);
1232                 if (ret)
1233                         goto err;
1234                 r[1].name = smc_pram;
1235
1236                 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1237                 r[2].flags = IORESOURCE_IRQ;
1238
1239                 cpm_uart_dev =
1240                     platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1241
1242                 if (IS_ERR(cpm_uart_dev)) {
1243                         ret = PTR_ERR(cpm_uart_dev);
1244                         goto err;
1245                 }
1246
1247                 model = of_get_property(np, "model", NULL);
1248                 strcpy(cpm_uart_data.fs_type, model);
1249
1250                 id = of_get_property(np, "device-id", NULL);
1251                 cpm_uart_data.fs_no = *id;
1252                 cpm_uart_data.uart_clk = ppc_proc_freq;
1253
1254                 cpm_uart_data.tx_num_fifo = 4;
1255                 cpm_uart_data.tx_buf_size = 32;
1256                 cpm_uart_data.rx_num_fifo = 4;
1257                 cpm_uart_data.rx_buf_size = 32;
1258
1259                 ret =
1260                     platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1261                                              sizeof(struct
1262                                                     fs_uart_platform_info));
1263                 if (ret)
1264                         goto unreg;
1265         }
1266
1267         return 0;
1268
1269 unreg:
1270         platform_device_unregister(cpm_uart_dev);
1271 err:
1272         return ret;
1273 }
1274
1275 arch_initcall(cpm_smc_uart_of_init);
1276
1277 #endif /* CONFIG_8xx */
1278 #endif /* CONFIG_PPC_CPM_NEW_BINDING */
1279
1280 static int __init of_fsl_spi_probe(char *type, char *compatible, u32 sysclk,
1281                                    struct spi_board_info *board_infos,
1282                                    unsigned int num_board_infos,
1283                                    void (*activate_cs)(u8 cs, u8 polarity),
1284                                    void (*deactivate_cs)(u8 cs, u8 polarity))
1285 {
1286         struct device_node *np;
1287         unsigned int i = 0;
1288
1289         for_each_compatible_node(np, type, compatible) {
1290                 int ret;
1291                 unsigned int j;
1292                 const void *prop;
1293                 struct resource res[2];
1294                 struct platform_device *pdev;
1295                 struct fsl_spi_platform_data pdata = {
1296                         .activate_cs = activate_cs,
1297                         .deactivate_cs = deactivate_cs,
1298                 };
1299
1300                 memset(res, 0, sizeof(res));
1301
1302                 pdata.sysclk = sysclk;
1303
1304                 prop = of_get_property(np, "reg", NULL);
1305                 if (!prop)
1306                         goto err;
1307                 pdata.bus_num = *(u32 *)prop;
1308
1309                 prop = of_get_property(np, "cell-index", NULL);
1310                 if (prop)
1311                         i = *(u32 *)prop;
1312
1313                 prop = of_get_property(np, "mode", NULL);
1314                 if (prop && !strcmp(prop, "cpu-qe"))
1315                         pdata.qe_mode = 1;
1316
1317                 for (j = 0; j < num_board_infos; j++) {
1318                         if (board_infos[j].bus_num == pdata.bus_num)
1319                                 pdata.max_chipselect++;
1320                 }
1321
1322                 if (!pdata.max_chipselect)
1323                         continue;
1324
1325                 ret = of_address_to_resource(np, 0, &res[0]);
1326                 if (ret)
1327                         goto err;
1328
1329                 ret = of_irq_to_resource(np, 0, &res[1]);
1330                 if (ret == NO_IRQ)
1331                         goto err;
1332
1333                 pdev = platform_device_alloc("mpc83xx_spi", i);
1334                 if (!pdev)
1335                         goto err;
1336
1337                 ret = platform_device_add_data(pdev, &pdata, sizeof(pdata));
1338                 if (ret)
1339                         goto unreg;
1340
1341                 ret = platform_device_add_resources(pdev, res,
1342                                                     ARRAY_SIZE(res));
1343                 if (ret)
1344                         goto unreg;
1345
1346                 ret = platform_device_add(pdev);
1347                 if (ret)
1348                         goto unreg;
1349
1350                 goto next;
1351 unreg:
1352                 platform_device_del(pdev);
1353 err:
1354                 pr_err("%s: registration failed\n", np->full_name);
1355 next:
1356                 i++;
1357         }
1358
1359         return i;
1360 }
1361
1362 int __init fsl_spi_init(struct spi_board_info *board_infos,
1363                         unsigned int num_board_infos,
1364                         void (*activate_cs)(u8 cs, u8 polarity),
1365                         void (*deactivate_cs)(u8 cs, u8 polarity))
1366 {
1367         u32 sysclk = -1;
1368         int ret;
1369
1370 #ifdef CONFIG_QUICC_ENGINE
1371         /* SPI controller is either clocked from QE or SoC clock */
1372         sysclk = get_brgfreq();
1373 #endif
1374         if (sysclk == -1) {
1375                 struct device_node *np;
1376                 const u32 *freq;
1377                 int size;
1378
1379                 np = of_find_node_by_type(NULL, "soc");
1380                 if (!np)
1381                         return -ENODEV;
1382
1383                 freq = of_get_property(np, "clock-frequency", &size);
1384                 if (!freq || size != sizeof(*freq) || *freq == 0) {
1385                         freq = of_get_property(np, "bus-frequency", &size);
1386                         if (!freq || size != sizeof(*freq) || *freq == 0) {
1387                                 of_node_put(np);
1388                                 return -ENODEV;
1389                         }
1390                 }
1391
1392                 sysclk = *freq;
1393                 of_node_put(np);
1394         }
1395
1396         ret = of_fsl_spi_probe(NULL, "fsl,spi", sysclk, board_infos,
1397                                num_board_infos, activate_cs, deactivate_cs);
1398         if (!ret)
1399                 of_fsl_spi_probe("spi", "fsl_spi", sysclk, board_infos,
1400                                  num_board_infos, activate_cs, deactivate_cs);
1401
1402         return spi_register_board_info(board_infos, num_board_infos);
1403 }
1404
1405 #if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx)
1406 static __be32 __iomem *rstcr;
1407
1408 static int __init setup_rstcr(void)
1409 {
1410         struct device_node *np;
1411         np = of_find_node_by_name(NULL, "global-utilities");
1412         if ((np && of_get_property(np, "fsl,has-rstcr", NULL))) {
1413                 const u32 *prop = of_get_property(np, "reg", NULL);
1414                 if (prop) {
1415                         /* map reset control register
1416                          * 0xE00B0 is offset of reset control register
1417                          */
1418                         rstcr = ioremap(get_immrbase() + *prop + 0xB0, 0xff);
1419                         if (!rstcr)
1420                                 printk (KERN_EMERG "Error: reset control "
1421                                                 "register not mapped!\n");
1422                 }
1423         } else
1424                 printk (KERN_INFO "rstcr compatible register does not exist!\n");
1425         if (np)
1426                 of_node_put(np);
1427         return 0;
1428 }
1429
1430 arch_initcall(setup_rstcr);
1431
1432 void fsl_rstcr_restart(char *cmd)
1433 {
1434         local_irq_disable();
1435         if (rstcr)
1436                 /* set reset control register */
1437                 out_be32(rstcr, 0x2);   /* HRESET_REQ */
1438
1439         while (1) ;
1440 }
1441 #endif