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[POWERPC] Rename get_property to of_get_property: include
[linux-block.git] / arch / powerpc / sysdev / fsl_soc.c
CommitLineData
eed32001
KG		 1/*
2 * FSL SoC setup code
3 *
4 * Maintained by Kumar Gala (see MAINTAINERS for contact information)
5 *
fba43665
VB		 6 * 2006 (c) MontaVista Software, Inc.
7 * Vitaly Bordug <vbordug@ru.mvista.com>
8 *
eed32001
KG		 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
eed32001
KG		 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>
a9b14973 25#include <linux/phy.h>
eed32001 26#include <linux/fsl_devices.h>
fba43665
VB		 27#include <linux/fs_enet_pd.h>
28#include <linux/fs_uart_pd.h>
eed32001
KG		 29
30#include <asm/system.h>
31#include <asm/atomic.h>
32#include <asm/io.h>
33#include <asm/irq.h>
fba43665 34#include <asm/time.h>
eed32001
KG		 35#include <asm/prom.h>
36#include <sysdev/fsl_soc.h>
37#include <mm/mmu_decl.h>
fba43665 38#include <asm/cpm2.h>
eed32001 39
d3465c92 40extern void init_fcc_ioports(struct fs_platform_info*);
88bdc6f0
VB		 41extern void init_fec_ioports(struct fs_platform_info*);
42extern void init_smc_ioports(struct fs_uart_platform_info*);
eed32001
KG		 43static phys_addr_t immrbase = -1;
44
45phys_addr_t get_immrbase(void)
46{
47 struct device_node *soc;
48
49 if (immrbase != -1)
50 return immrbase;
51
52 soc = of_find_node_by_type(NULL, "soc");
2fb07d77 53 if (soc) {
eed32001 54 unsigned int size;
a7f67bdf 55 const void *prop = get_property(soc, "reg", &size);
fba43665
VB		 56
57 if (prop)
58 immrbase = of_translate_address(soc, prop);
eed32001
KG		 59 of_node_put(soc);
60 };
61
62 return immrbase;
63}
eed32001 64
2fb07d77 65EXPORT_SYMBOL(get_immrbase);
eed32001 66
88bdc6f0 67#if defined(CONFIG_CPM2) || defined(CONFIG_8xx)
fba43665
VB		 68
69static u32 brgfreq = -1;
70
71u32 get_brgfreq(void)
72{
73 struct device_node *node;
74
75 if (brgfreq != -1)
76 return brgfreq;
77
78 node = of_find_node_by_type(NULL, "cpm");
79 if (node) {
80 unsigned int size;
81 const unsigned int *prop = get_property(node, "brg-frequency",
82 &size);
83
84 if (prop)
85 brgfreq = *prop;
86 of_node_put(node);
87 };
88
89 return brgfreq;
90}
91
92EXPORT_SYMBOL(get_brgfreq);
93
94static u32 fs_baudrate = -1;
95
96u32 get_baudrate(void)
97{
98 struct device_node *node;
99
100 if (fs_baudrate != -1)
101 return fs_baudrate;
102
103 node = of_find_node_by_type(NULL, "serial");
104 if (node) {
105 unsigned int size;
106 const unsigned int *prop = get_property(node, "current-speed",
107 &size);
108
109 if (prop)
110 fs_baudrate = *prop;
111 of_node_put(node);
112 };
113
114 return fs_baudrate;
115}
116
117EXPORT_SYMBOL(get_baudrate);
118#endif /* CONFIG_CPM2 */
119
2fb07d77 120static int __init gfar_mdio_of_init(void)
eed32001
KG		 121{
122 struct device_node *np;
123 unsigned int i;
2fb07d77 124 struct platform_device *mdio_dev;
eed32001
KG		 125 struct resource res;
126 int ret;
127
2fb07d77
KG		 128 for (np = NULL, i = 0;
129 (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL;
130 i++) {
eed32001
KG		 131 int k;
132 struct device_node *child = NULL;
133 struct gianfar_mdio_data mdio_data;
134
135 memset(&res, 0, sizeof(res));
136 memset(&mdio_data, 0, sizeof(mdio_data));
137
138 ret = of_address_to_resource(np, 0, &res);
139 if (ret)
2fb07d77 140 goto err;
eed32001 141
2fb07d77
KG		 142 mdio_dev =
143 platform_device_register_simple("fsl-gianfar_mdio",
144 res.start, &res, 1);
eed32001
KG		 145 if (IS_ERR(mdio_dev)) {
146 ret = PTR_ERR(mdio_dev);
2fb07d77 147 goto err;
eed32001
KG		 148 }
149
150 for (k = 0; k < 32; k++)
a9b14973 151 mdio_data.irq[k] = PHY_POLL;
eed32001
KG		 152
153 while ((child = of_get_next_child(np, child)) != NULL) {
fba43665
VB		 154 int irq = irq_of_parse_and_map(child, 0);
155 if (irq != NO_IRQ) {
156 const u32 *id = get_property(child, "reg", NULL);
157 mdio_data.irq[*id] = irq;
158 }
eed32001
KG		 159 }
160
2fb07d77
KG		 161 ret =
162 platform_device_add_data(mdio_dev, &mdio_data,
163 sizeof(struct gianfar_mdio_data));
eed32001 164 if (ret)
2fb07d77 165 goto unreg;
eed32001
KG		 166 }
167
2fb07d77
KG		 168 return 0;
169
170unreg:
171 platform_device_unregister(mdio_dev);
172err:
173 return ret;
174}
175
176arch_initcall(gfar_mdio_of_init);
177
178static const char *gfar_tx_intr = "tx";
179static const char *gfar_rx_intr = "rx";
180static const char *gfar_err_intr = "error";
181
a9b14973 182
2fb07d77
KG		 183static int __init gfar_of_init(void)
184{
185 struct device_node *np;
186 unsigned int i;
187 struct platform_device *gfar_dev;
188 struct resource res;
189 int ret;
190
191 for (np = NULL, i = 0;
192 (np = of_find_compatible_node(np, "network", "gianfar")) != NULL;
193 i++) {
eed32001
KG		 194 struct resource r[4];
195 struct device_node *phy, *mdio;
196 struct gianfar_platform_data gfar_data;
a7f67bdf
JK		 197 const unsigned int *id;
198 const char *model;
199 const void *mac_addr;
200 const phandle *ph;
fba43665 201 int n_res = 2;
eed32001
KG		 202
203 memset(r, 0, sizeof(r));
204 memset(&gfar_data, 0, sizeof(gfar_data));
205
206 ret = of_address_to_resource(np, 0, &r[0]);
207 if (ret)
2fb07d77 208 goto err;
eed32001 209
a9b14973 210 of_irq_to_resource(np, 0, &r[1]);
eed32001
KG		 211
212 model = get_property(np, "model", NULL);
213
214 /* If we aren't the FEC we have multiple interrupts */
215 if (model && strcasecmp(model, "FEC")) {
216 r[1].name = gfar_tx_intr;
217
218 r[2].name = gfar_rx_intr;
a9b14973 219 of_irq_to_resource(np, 1, &r[2]);
eed32001
KG		 220
221 r[3].name = gfar_err_intr;
a9b14973 222 of_irq_to_resource(np, 2, &r[3]);
919fede6
JL		 223
224 n_res += 2;
eed32001
KG		 225 }
226
2fb07d77
KG		 227 gfar_dev =
228 platform_device_register_simple("fsl-gianfar", i, &r[0],
fba43665 229 n_res);
eed32001
KG		 230
231 if (IS_ERR(gfar_dev)) {
232 ret = PTR_ERR(gfar_dev);
2fb07d77 233 goto err;
eed32001
KG		 234 }
235
29cfe6f4 236 mac_addr = of_get_mac_address(np);
f583165f
JL		 237 if (mac_addr)
238 memcpy(gfar_data.mac_addr, mac_addr, 6);
eed32001
KG		 239
240 if (model && !strcasecmp(model, "TSEC"))
241 gfar_data.device_flags =
2fb07d77
KG		 242 FSL_GIANFAR_DEV_HAS_GIGABIT |
243 FSL_GIANFAR_DEV_HAS_COALESCE |
244 FSL_GIANFAR_DEV_HAS_RMON |
245 FSL_GIANFAR_DEV_HAS_MULTI_INTR;
eed32001
KG		 246 if (model && !strcasecmp(model, "eTSEC"))
247 gfar_data.device_flags =
2fb07d77
KG		 248 FSL_GIANFAR_DEV_HAS_GIGABIT |
249 FSL_GIANFAR_DEV_HAS_COALESCE |
250 FSL_GIANFAR_DEV_HAS_RMON |
251 FSL_GIANFAR_DEV_HAS_MULTI_INTR |
252 FSL_GIANFAR_DEV_HAS_CSUM |
253 FSL_GIANFAR_DEV_HAS_VLAN |
254 FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
eed32001 255
a7f67bdf 256 ph = get_property(np, "phy-handle", NULL);
eed32001
KG		 257 phy = of_find_node_by_phandle(*ph);
258
259 if (phy == NULL) {
260 ret = -ENODEV;
2fb07d77 261 goto unreg;
eed32001
KG		 262 }
263
264 mdio = of_get_parent(phy);
265
a7f67bdf 266 id = get_property(phy, "reg", NULL);
eed32001
KG		 267 ret = of_address_to_resource(mdio, 0, &res);
268 if (ret) {
269 of_node_put(phy);
270 of_node_put(mdio);
2fb07d77 271 goto unreg;
eed32001
KG		 272 }
273
274 gfar_data.phy_id = *id;
275 gfar_data.bus_id = res.start;
276
277 of_node_put(phy);
278 of_node_put(mdio);
279
2fb07d77
KG		 280 ret =
281 platform_device_add_data(gfar_dev, &gfar_data,
282 sizeof(struct
283 gianfar_platform_data));
eed32001 284 if (ret)
2fb07d77 285 goto unreg;
eed32001
KG		 286 }
287
288 return 0;
289
2fb07d77 290unreg:
eed32001 291 platform_device_unregister(gfar_dev);
2fb07d77 292err:
eed32001
KG		 293 return ret;
294}
2fb07d77 295
eed32001
KG		 296arch_initcall(gfar_of_init);
297
298static int __init fsl_i2c_of_init(void)
299{
300 struct device_node *np;
301 unsigned int i;
302 struct platform_device *i2c_dev;
303 int ret;
304
2fb07d77
KG		 305 for (np = NULL, i = 0;
306 (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
307 i++) {
eed32001
KG		 308 struct resource r[2];
309 struct fsl_i2c_platform_data i2c_data;
a7f67bdf 310 const unsigned char *flags = NULL;
eed32001
KG		 311
312 memset(&r, 0, sizeof(r));
313 memset(&i2c_data, 0, sizeof(i2c_data));
314
315 ret = of_address_to_resource(np, 0, &r[0]);
316 if (ret)
2fb07d77 317 goto err;
eed32001 318
a9b14973 319 of_irq_to_resource(np, 0, &r[1]);
eed32001
KG		 320
321 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
322 if (IS_ERR(i2c_dev)) {
323 ret = PTR_ERR(i2c_dev);
2fb07d77 324 goto err;
eed32001
KG		 325 }
326
327 i2c_data.device_flags = 0;
328 flags = get_property(np, "dfsrr", NULL);
329 if (flags)
330 i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
331
332 flags = get_property(np, "fsl5200-clocking", NULL);
333 if (flags)
334 i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
335
2fb07d77
KG		 336 ret =
337 platform_device_add_data(i2c_dev, &i2c_data,
338 sizeof(struct
339 fsl_i2c_platform_data));
eed32001 340 if (ret)
2fb07d77 341 goto unreg;
eed32001
KG		 342 }
343
344 return 0;
345
2fb07d77 346unreg:
eed32001 347 platform_device_unregister(i2c_dev);
2fb07d77 348err:
eed32001
KG		 349 return ret;
350}
2fb07d77 351
eed32001
KG		 352arch_initcall(fsl_i2c_of_init);
353
354#ifdef CONFIG_PPC_83xx
355static int __init mpc83xx_wdt_init(void)
356{
357 struct resource r;
358 struct device_node *soc, *np;
359 struct platform_device *dev;
a7f67bdf 360 const unsigned int *freq;
eed32001
KG		 361 int ret;
362
363 np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
364
365 if (!np) {
366 ret = -ENODEV;
2fb07d77 367 goto nodev;
eed32001
KG		 368 }
369
370 soc = of_find_node_by_type(NULL, "soc");
371
372 if (!soc) {
373 ret = -ENODEV;
2fb07d77 374 goto nosoc;
eed32001
KG		 375 }
376
a7f67bdf 377 freq = get_property(soc, "bus-frequency", NULL);
eed32001
KG		 378 if (!freq) {
379 ret = -ENODEV;
2fb07d77 380 goto err;
eed32001
KG		 381 }
382
383 memset(&r, 0, sizeof(r));
384
385 ret = of_address_to_resource(np, 0, &r);
386 if (ret)
2fb07d77 387 goto err;
eed32001
KG		 388
389 dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
390 if (IS_ERR(dev)) {
391 ret = PTR_ERR(dev);
2fb07d77 392 goto err;
eed32001
KG		 393 }
394
395 ret = platform_device_add_data(dev, freq, sizeof(int));
396 if (ret)
2fb07d77 397 goto unreg;
eed32001
KG		 398
399 of_node_put(soc);
400 of_node_put(np);
401
402 return 0;
403
2fb07d77 404unreg:
eed32001 405 platform_device_unregister(dev);
2fb07d77 406err:
eed32001 407 of_node_put(soc);
2fb07d77 408nosoc:
eed32001 409 of_node_put(np);
2fb07d77 410nodev:
eed32001
KG		 411 return ret;
412}
2fb07d77 413
eed32001
KG		 414arch_initcall(mpc83xx_wdt_init);
415#endif
4b10cfd4 416
a7f67bdf 417static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
4b10cfd4
KG		 418{
419 if (!phy_type)
420 return FSL_USB2_PHY_NONE;
421 if (!strcasecmp(phy_type, "ulpi"))
422 return FSL_USB2_PHY_ULPI;
423 if (!strcasecmp(phy_type, "utmi"))
424 return FSL_USB2_PHY_UTMI;
425 if (!strcasecmp(phy_type, "utmi_wide"))
426 return FSL_USB2_PHY_UTMI_WIDE;
427 if (!strcasecmp(phy_type, "serial"))
428 return FSL_USB2_PHY_SERIAL;
429
430 return FSL_USB2_PHY_NONE;
431}
432
433static int __init fsl_usb_of_init(void)
434{
435 struct device_node *np;
436 unsigned int i;
97c5a20a
LY		 437 struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL,
438 *usb_dev_dr_client = NULL;
4b10cfd4
KG		 439 int ret;
440
441 for (np = NULL, i = 0;
442 (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
443 i++) {
444 struct resource r[2];
445 struct fsl_usb2_platform_data usb_data;
a7f67bdf 446 const unsigned char *prop = NULL;
4b10cfd4
KG		 447
448 memset(&r, 0, sizeof(r));
449 memset(&usb_data, 0, sizeof(usb_data));
450
451 ret = of_address_to_resource(np, 0, &r[0]);
452 if (ret)
453 goto err;
454
a9b14973 455 of_irq_to_resource(np, 0, &r[1]);
4b10cfd4 456
01cced25
KG		 457 usb_dev_mph =
458 platform_device_register_simple("fsl-ehci", i, r, 2);
459 if (IS_ERR(usb_dev_mph)) {
460 ret = PTR_ERR(usb_dev_mph);
4b10cfd4
KG		 461 goto err;
462 }
463
01cced25
KG		 464 usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL;
465 usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask;
4b10cfd4
KG		 466
467 usb_data.operating_mode = FSL_USB2_MPH_HOST;
468
469 prop = get_property(np, "port0", NULL);
470 if (prop)
471 usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
472
473 prop = get_property(np, "port1", NULL);
474 if (prop)
475 usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
476
477 prop = get_property(np, "phy_type", NULL);
478 usb_data.phy_mode = determine_usb_phy(prop);
479
480 ret =
01cced25 481 platform_device_add_data(usb_dev_mph, &usb_data,
4b10cfd4
KG		 482 sizeof(struct
483 fsl_usb2_platform_data));
484 if (ret)
01cced25 485 goto unreg_mph;
4b10cfd4
KG		 486 }
487
01cced25 488 for (np = NULL;
4b10cfd4
KG		 489 (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
490 i++) {
491 struct resource r[2];
492 struct fsl_usb2_platform_data usb_data;
a7f67bdf 493 const unsigned char *prop = NULL;
4b10cfd4
KG		 494
495 memset(&r, 0, sizeof(r));
496 memset(&usb_data, 0, sizeof(usb_data));
497
498 ret = of_address_to_resource(np, 0, &r[0]);
499 if (ret)
01cced25 500 goto unreg_mph;
4b10cfd4 501
a9b14973 502 of_irq_to_resource(np, 0, &r[1]);
4b10cfd4 503
97c5a20a
LY		 504 prop = get_property(np, "dr_mode", NULL);
505
506 if (!prop || !strcmp(prop, "host")) {
507 usb_data.operating_mode = FSL_USB2_DR_HOST;
508 usb_dev_dr_host = platform_device_register_simple(
509 "fsl-ehci", i, r, 2);
510 if (IS_ERR(usb_dev_dr_host)) {
511 ret = PTR_ERR(usb_dev_dr_host);
512 goto err;
513 }
514 } else if (prop && !strcmp(prop, "peripheral")) {
515 usb_data.operating_mode = FSL_USB2_DR_DEVICE;
516 usb_dev_dr_client = platform_device_register_simple(
517 "fsl-usb2-udc", i, r, 2);
518 if (IS_ERR(usb_dev_dr_client)) {
519 ret = PTR_ERR(usb_dev_dr_client);
520 goto err;
521 }
522 } else if (prop && !strcmp(prop, "otg")) {
523 usb_data.operating_mode = FSL_USB2_DR_OTG;
524 usb_dev_dr_host = platform_device_register_simple(
525 "fsl-ehci", i, r, 2);
526 if (IS_ERR(usb_dev_dr_host)) {
527 ret = PTR_ERR(usb_dev_dr_host);
528 goto err;
529 }
530 usb_dev_dr_client = platform_device_register_simple(
531 "fsl-usb2-udc", i, r, 2);
532 if (IS_ERR(usb_dev_dr_client)) {
533 ret = PTR_ERR(usb_dev_dr_client);
534 goto err;
535 }
536 } else {
537 ret = -EINVAL;
4b10cfd4
KG		 538 goto err;
539 }
540
4b10cfd4
KG		 541 prop = get_property(np, "phy_type", NULL);
542 usb_data.phy_mode = determine_usb_phy(prop);
543
97c5a20a
LY		 544 if (usb_dev_dr_host) {
545 usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL;
546 usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host->
547 dev.coherent_dma_mask;
548 if ((ret = platform_device_add_data(usb_dev_dr_host,
549 &usb_data, sizeof(struct
550 fsl_usb2_platform_data))))
551 goto unreg_dr;
552 }
553 if (usb_dev_dr_client) {
554 usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL;
555 usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client->
556 dev.coherent_dma_mask;
557 if ((ret = platform_device_add_data(usb_dev_dr_client,
558 &usb_data, sizeof(struct
559 fsl_usb2_platform_data))))
560 goto unreg_dr;
561 }
4b10cfd4 562 }
4b10cfd4
KG		 563 return 0;
564
01cced25 565unreg_dr:
97c5a20a
LY		 566 if (usb_dev_dr_host)
567 platform_device_unregister(usb_dev_dr_host);
568 if (usb_dev_dr_client)
569 platform_device_unregister(usb_dev_dr_client);
01cced25
KG		 570unreg_mph:
571 if (usb_dev_mph)
572 platform_device_unregister(usb_dev_mph);
4b10cfd4
KG		 573err:
574 return ret;
575}
576
01cced25 577arch_initcall(fsl_usb_of_init);
fba43665
VB		 578
579#ifdef CONFIG_CPM2
580
88bdc6f0
VB		 581extern void init_scc_ioports(struct fs_uart_platform_info*);
582
fba43665
VB		 583static const char fcc_regs[] = "fcc_regs";
584static const char fcc_regs_c[] = "fcc_regs_c";
585static const char fcc_pram[] = "fcc_pram";
586static char bus_id[9][BUS_ID_SIZE];
587
588static int __init fs_enet_of_init(void)
589{
590 struct device_node *np;
591 unsigned int i;
592 struct platform_device *fs_enet_dev;
593 struct resource res;
594 int ret;
595
596 for (np = NULL, i = 0;
597 (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
598 i++) {
599 struct resource r[4];
600 struct device_node *phy, *mdio;
601 struct fs_platform_info fs_enet_data;
2b00b254 602 const unsigned int *id, *phy_addr, *phy_irq;
fba43665
VB		 603 const void *mac_addr;
604 const phandle *ph;
605 const char *model;
606
607 memset(r, 0, sizeof(r));
608 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
609
610 ret = of_address_to_resource(np, 0, &r[0]);
611 if (ret)
612 goto err;
613 r[0].name = fcc_regs;
614
615 ret = of_address_to_resource(np, 1, &r[1]);
616 if (ret)
617 goto err;
618 r[1].name = fcc_pram;
619
620 ret = of_address_to_resource(np, 2, &r[2]);
621 if (ret)
622 goto err;
623 r[2].name = fcc_regs_c;
ed943c1f 624 fs_enet_data.fcc_regs_c = r[2].start;
fba43665 625
a9b14973 626 of_irq_to_resource(np, 0, &r[3]);
fba43665
VB		 627
628 fs_enet_dev =
629 platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
630
631 if (IS_ERR(fs_enet_dev)) {
632 ret = PTR_ERR(fs_enet_dev);
633 goto err;
634 }
635
636 model = get_property(np, "model", NULL);
637 if (model == NULL) {
638 ret = -ENODEV;
639 goto unreg;
640 }
641
29cfe6f4
TT		 642 mac_addr = of_get_mac_address(np);
643 if (mac_addr)
644 memcpy(fs_enet_data.macaddr, mac_addr, 6);
fba43665
VB		 645
646 ph = get_property(np, "phy-handle", NULL);
647 phy = of_find_node_by_phandle(*ph);
648
649 if (phy == NULL) {
650 ret = -ENODEV;
651 goto unreg;
652 }
653
654 phy_addr = get_property(phy, "reg", NULL);
655 fs_enet_data.phy_addr = *phy_addr;
656
ed943c1f
VB		 657 phy_irq = get_property(phy, "interrupts", NULL);
658
fba43665
VB		 659 id = get_property(np, "device-id", NULL);
660 fs_enet_data.fs_no = *id;
611a15af 661 strcpy(fs_enet_data.fs_type, model);
fba43665
VB		 662
663 mdio = of_get_parent(phy);
664 ret = of_address_to_resource(mdio, 0, &res);
665 if (ret) {
666 of_node_put(phy);
667 of_node_put(mdio);
668 goto unreg;
669 }
670
d3465c92
VB		 671 fs_enet_data.clk_rx = *((u32 *) get_property(np, "rx-clock", NULL));
672 fs_enet_data.clk_tx = *((u32 *) get_property(np, "tx-clock", NULL));
673
fba43665 674 if (strstr(model, "FCC")) {
611a15af 675 int fcc_index = *id - 1;
2b00b254 676 const unsigned char *mdio_bb_prop;
fba43665 677
fc8e50e3 678 fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
fba43665
VB		 679 fs_enet_data.rx_ring = 32;
680 fs_enet_data.tx_ring = 32;
681 fs_enet_data.rx_copybreak = 240;
682 fs_enet_data.use_napi = 0;
683 fs_enet_data.napi_weight = 17;
684 fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
685 fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
686 fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
687
688 snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
689 (u32)res.start, fs_enet_data.phy_addr);
690 fs_enet_data.bus_id = (char*)&bus_id[(*id)];
d3465c92 691 fs_enet_data.init_ioports = init_fcc_ioports;
fba43665 692
ed943c1f
VB		 693 mdio_bb_prop = get_property(phy, "bitbang", NULL);
694 if (mdio_bb_prop) {
695 struct platform_device *fs_enet_mdio_bb_dev;
696 struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
697
698 fs_enet_mdio_bb_dev =
699 platform_device_register_simple("fsl-bb-mdio",
700 i, NULL, 0);
701 memset(&fs_enet_mdio_bb_data, 0,
702 sizeof(struct fs_mii_bb_platform_info));
703 fs_enet_mdio_bb_data.mdio_dat.bit =
704 mdio_bb_prop[0];
705 fs_enet_mdio_bb_data.mdio_dir.bit =
706 mdio_bb_prop[1];
707 fs_enet_mdio_bb_data.mdc_dat.bit =
708 mdio_bb_prop[2];
709 fs_enet_mdio_bb_data.mdio_port =
710 mdio_bb_prop[3];
711 fs_enet_mdio_bb_data.mdc_port =
712 mdio_bb_prop[4];
713 fs_enet_mdio_bb_data.delay =
714 mdio_bb_prop[5];
715
716 fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
717 fs_enet_mdio_bb_data.irq[1] = -1;
718 fs_enet_mdio_bb_data.irq[2] = -1;
719 fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
720 fs_enet_mdio_bb_data.irq[31] = -1;
721
722 fs_enet_mdio_bb_data.mdio_dat.offset =
723 (u32)&cpm2_immr->im_ioport.iop_pdatc;
724 fs_enet_mdio_bb_data.mdio_dir.offset =
725 (u32)&cpm2_immr->im_ioport.iop_pdirc;
726 fs_enet_mdio_bb_data.mdc_dat.offset =
727 (u32)&cpm2_immr->im_ioport.iop_pdatc;
728
729 ret = platform_device_add_data(
730 fs_enet_mdio_bb_dev,
731 &fs_enet_mdio_bb_data,
732 sizeof(struct fs_mii_bb_platform_info));
733 if (ret)
734 goto unreg;
735 }
97c5a20a 736
ed943c1f
VB		 737 of_node_put(phy);
738 of_node_put(mdio);
fba43665 739
ed943c1f
VB		 740 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
741 sizeof(struct
742 fs_platform_info));
2b00b254
OJ		 743 if (ret)
744 goto unreg;
745 }
fba43665
VB		 746 }
747 return 0;
748
749unreg:
750 platform_device_unregister(fs_enet_dev);
751err:
752 return ret;
753}
754
755arch_initcall(fs_enet_of_init);
756
757static const char scc_regs[] = "regs";
758static const char scc_pram[] = "pram";
759
760static int __init cpm_uart_of_init(void)
761{
762 struct device_node *np;
763 unsigned int i;
764 struct platform_device *cpm_uart_dev;
765 int ret;
766
767 for (np = NULL, i = 0;
768 (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
769 i++) {
770 struct resource r[3];
771 struct fs_uart_platform_info cpm_uart_data;
772 const int *id;
611a15af 773 const char *model;
fba43665
VB		 774
775 memset(r, 0, sizeof(r));
776 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
777
778 ret = of_address_to_resource(np, 0, &r[0]);
779 if (ret)
780 goto err;
781
782 r[0].name = scc_regs;
783
784 ret = of_address_to_resource(np, 1, &r[1]);
785 if (ret)
786 goto err;
787 r[1].name = scc_pram;
788
a9b14973 789 of_irq_to_resource(np, 0, &r[2]);
fba43665
VB		 790
791 cpm_uart_dev =
792 platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
793
794 if (IS_ERR(cpm_uart_dev)) {
795 ret = PTR_ERR(cpm_uart_dev);
796 goto err;
797 }
798
799 id = get_property(np, "device-id", NULL);
800 cpm_uart_data.fs_no = *id;
611a15af
VB		 801
802 model = (char*)get_property(np, "model", NULL);
803 strcpy(cpm_uart_data.fs_type, model);
804
fba43665
VB		 805 cpm_uart_data.uart_clk = ppc_proc_freq;
806
807 cpm_uart_data.tx_num_fifo = 4;
808 cpm_uart_data.tx_buf_size = 32;
809 cpm_uart_data.rx_num_fifo = 4;
810 cpm_uart_data.rx_buf_size = 32;
d3465c92
VB		 811 cpm_uart_data.clk_rx = *((u32 *) get_property(np, "rx-clock", NULL));
812 cpm_uart_data.clk_tx = *((u32 *) get_property(np, "tx-clock", NULL));
fba43665
VB		 813
814 ret =
815 platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
816 sizeof(struct
817 fs_uart_platform_info));
818 if (ret)
819 goto unreg;
820 }
821
822 return 0;
823
824unreg:
825 platform_device_unregister(cpm_uart_dev);
826err:
827 return ret;
828}
829
830arch_initcall(cpm_uart_of_init);
831#endif /* CONFIG_CPM2 */
88bdc6f0
VB		 832
833#ifdef CONFIG_8xx
834
835extern void init_scc_ioports(struct fs_platform_info*);
836extern int platform_device_skip(char *model, int id);
837
838static int __init fs_enet_mdio_of_init(void)
839{
840 struct device_node *np;
841 unsigned int i;
842 struct platform_device *mdio_dev;
843 struct resource res;
844 int ret;
845
846 for (np = NULL, i = 0;
847 (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
848 i++) {
849 struct fs_mii_fec_platform_info mdio_data;
850
851 memset(&res, 0, sizeof(res));
852 memset(&mdio_data, 0, sizeof(mdio_data));
853
854 ret = of_address_to_resource(np, 0, &res);
855 if (ret)
856 goto err;
857
858 mdio_dev =
859 platform_device_register_simple("fsl-cpm-fec-mdio",
860 res.start, &res, 1);
861 if (IS_ERR(mdio_dev)) {
862 ret = PTR_ERR(mdio_dev);
863 goto err;
864 }
865
866 mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
867
868 ret =
869 platform_device_add_data(mdio_dev, &mdio_data,
870 sizeof(struct fs_mii_fec_platform_info));
871 if (ret)
872 goto unreg;
873 }
874 return 0;
875
876unreg:
877 platform_device_unregister(mdio_dev);
878err:
879 return ret;
880}
881
882arch_initcall(fs_enet_mdio_of_init);
883
884static const char *enet_regs = "regs";
885static const char *enet_pram = "pram";
886static const char *enet_irq = "interrupt";
887static char bus_id[9][BUS_ID_SIZE];
888
889static int __init fs_enet_of_init(void)
890{
891 struct device_node *np;
892 unsigned int i;
893 struct platform_device *fs_enet_dev = NULL;
894 struct resource res;
895 int ret;
896
897 for (np = NULL, i = 0;
898 (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
899 i++) {
900 struct resource r[4];
901 struct device_node *phy = NULL, *mdio = NULL;
902 struct fs_platform_info fs_enet_data;
903 unsigned int *id, *phy_addr;
904 void *mac_addr;
905 phandle *ph;
906 char *model;
907
908 memset(r, 0, sizeof(r));
909 memset(&fs_enet_data, 0, sizeof(fs_enet_data));
910
911 model = (char *)get_property(np, "model", NULL);
912 if (model == NULL) {
913 ret = -ENODEV;
914 goto unreg;
915 }
916
917 id = (u32 *) get_property(np, "device-id", NULL);
918 fs_enet_data.fs_no = *id;
919
920 if (platform_device_skip(model, *id))
921 continue;
922
923 ret = of_address_to_resource(np, 0, &r[0]);
924 if (ret)
925 goto err;
926 r[0].name = enet_regs;
927
29cfe6f4
TT		 928 mac_addr = of_get_mac_address(np);
929 if (mac_addr)
930 memcpy(fs_enet_data.macaddr, mac_addr, 6);
88bdc6f0
VB		 931
932 ph = (phandle *) get_property(np, "phy-handle", NULL);
933 if (ph != NULL)
934 phy = of_find_node_by_phandle(*ph);
935
936 if (phy != NULL) {
937 phy_addr = (u32 *) get_property(phy, "reg", NULL);
938 fs_enet_data.phy_addr = *phy_addr;
939 fs_enet_data.has_phy = 1;
940
941 mdio = of_get_parent(phy);
942 ret = of_address_to_resource(mdio, 0, &res);
943 if (ret) {
944 of_node_put(phy);
945 of_node_put(mdio);
946 goto unreg;
947 }
948 }
949
950 model = (char*)get_property(np, "model", NULL);
951 strcpy(fs_enet_data.fs_type, model);
952
953 if (strstr(model, "FEC")) {
954 r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
955 r[1].flags = IORESOURCE_IRQ;
956 r[1].name = enet_irq;
957
958 fs_enet_dev =
959 platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
960
961 if (IS_ERR(fs_enet_dev)) {
962 ret = PTR_ERR(fs_enet_dev);
963 goto err;
964 }
965
966 fs_enet_data.rx_ring = 128;
967 fs_enet_data.tx_ring = 16;
968 fs_enet_data.rx_copybreak = 240;
969 fs_enet_data.use_napi = 1;
970 fs_enet_data.napi_weight = 17;
971
972 snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
973 (u32)res.start, fs_enet_data.phy_addr);
974 fs_enet_data.bus_id = (char*)&bus_id[i];
975 fs_enet_data.init_ioports = init_fec_ioports;
976 }
977 if (strstr(model, "SCC")) {
978 ret = of_address_to_resource(np, 1, &r[1]);
979 if (ret)
980 goto err;
981 r[1].name = enet_pram;
982
983 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
984 r[2].flags = IORESOURCE_IRQ;
985 r[2].name = enet_irq;
986
987 fs_enet_dev =
988 platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
989
990 if (IS_ERR(fs_enet_dev)) {
991 ret = PTR_ERR(fs_enet_dev);
992 goto err;
993 }
994
995 fs_enet_data.rx_ring = 64;
996 fs_enet_data.tx_ring = 8;
997 fs_enet_data.rx_copybreak = 240;
998 fs_enet_data.use_napi = 1;
999 fs_enet_data.napi_weight = 17;
1000
1001 snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
1002 fs_enet_data.bus_id = (char*)&bus_id[i];
1003 fs_enet_data.init_ioports = init_scc_ioports;
1004 }
1005
1006 of_node_put(phy);
1007 of_node_put(mdio);
1008
1009 ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
1010 sizeof(struct
1011 fs_platform_info));
1012 if (ret)
1013 goto unreg;
1014 }
1015 return 0;
1016
1017unreg:
1018 platform_device_unregister(fs_enet_dev);
1019err:
1020 return ret;
1021}
1022
1023arch_initcall(fs_enet_of_init);
1024
1025
1026static const char *smc_regs = "regs";
1027static const char *smc_pram = "pram";
1028
1029static int __init cpm_smc_uart_of_init(void)
1030{
1031 struct device_node *np;
1032 unsigned int i;
1033 struct platform_device *cpm_uart_dev;
1034 int ret;
1035
1036 for (np = NULL, i = 0;
1037 (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
1038 i++) {
1039 struct resource r[3];
1040 struct fs_uart_platform_info cpm_uart_data;
1041 int *id;
1042 char *model;
1043
1044 memset(r, 0, sizeof(r));
1045 memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
1046
1047 ret = of_address_to_resource(np, 0, &r[0]);
1048 if (ret)
1049 goto err;
1050
1051 r[0].name = smc_regs;
1052
1053 ret = of_address_to_resource(np, 1, &r[1]);
1054 if (ret)
1055 goto err;
1056 r[1].name = smc_pram;
1057
1058 r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
1059 r[2].flags = IORESOURCE_IRQ;
1060
1061 cpm_uart_dev =
1062 platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
1063
1064 if (IS_ERR(cpm_uart_dev)) {
1065 ret = PTR_ERR(cpm_uart_dev);
1066 goto err;
1067 }
1068
1069 model = (char*)get_property(np, "model", NULL);
1070 strcpy(cpm_uart_data.fs_type, model);
1071
1072 id = (int*)get_property(np, "device-id", NULL);
1073 cpm_uart_data.fs_no = *id;
1074 cpm_uart_data.uart_clk = ppc_proc_freq;
1075
1076 cpm_uart_data.tx_num_fifo = 4;
1077 cpm_uart_data.tx_buf_size = 32;
1078 cpm_uart_data.rx_num_fifo = 4;
1079 cpm_uart_data.rx_buf_size = 32;
1080
1081 ret =
1082 platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
1083 sizeof(struct
1084 fs_uart_platform_info));
1085 if (ret)
1086 goto unreg;
1087 }
1088
1089 return 0;
1090
1091unreg:
1092 platform_device_unregister(cpm_uart_dev);
1093err:
1094 return ret;
1095}
1096
1097arch_initcall(cpm_smc_uart_of_init);
1098
1099#endif /* CONFIG_8xx */
Linux 6.x block layer and io_uring tree(s)