diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-16 20:28:10 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-16 20:28:10 -0400 |
| commit | 4c5811bf463b0ef82fabbd1708f8bb2d753aeb18 (patch) | |
| tree | ff37d31217c3804ca05de21a55a9b5ca1ca818b2 /drivers/of | |
| parent | f74b9444192c60603020c61d7915b72893137edc (diff) | |
| parent | 9f15444fefdb33509132ff5c9be60cb315c44cb2 (diff) | |
Merge branch 'devicetree/next' of git://git.secretlab.ca/git/linux-2.6
* 'devicetree/next' of git://git.secretlab.ca/git/linux-2.6: (21 commits)
tty: serial: altera_jtaguart: Add device tree support
tty: serial: altera_uart: Add devicetree support
dt: eliminate of_platform_driver shim code
dt: Eliminate of_platform_{,un}register_driver
dt/serial: Eliminate users of of_platform_{,un}register_driver
dt/usb: Eliminate users of of_platform_{,un}register_driver
dt/video: Eliminate users of of_platform_{,un}register_driver
dt/net: Eliminate users of of_platform_{,un}register_driver
dt/sound: Eliminate users of of_platform_{,un}register_driver
dt/spi: Eliminate users of of_platform_{,un}register_driver
dt: uartlite: merge platform and of_platform driver bindings
dt: xilinx_hwicap: merge platform and of_platform driver bindings
ipmi: convert OF driver to platform driver
leds/leds-gpio: merge platform_driver with of_platform_driver
dt/sparc: Eliminate users of of_platform_{,un}register_driver
dt/powerpc: Eliminate users of of_platform_{,un}register_driver
dt/powerpc: move of_bus_type infrastructure to ibmebus
drivercore/dt: add a match table pointer to struct device
dt: Typo fix.
altera_ps2: Add devicetree support
...
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/device.c | 34 | ||||
| -rw-r--r-- | drivers/of/platform.c | 461 |
2 files changed, 0 insertions, 495 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c index 45d86530799f..62b4b32ac887 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c | |||
| @@ -47,40 +47,6 @@ void of_dev_put(struct platform_device *dev) | |||
| 47 | } | 47 | } |
| 48 | EXPORT_SYMBOL(of_dev_put); | 48 | EXPORT_SYMBOL(of_dev_put); |
| 49 | 49 | ||
| 50 | static ssize_t devspec_show(struct device *dev, | ||
| 51 | struct device_attribute *attr, char *buf) | ||
| 52 | { | ||
| 53 | struct platform_device *ofdev; | ||
| 54 | |||
| 55 | ofdev = to_platform_device(dev); | ||
| 56 | return sprintf(buf, "%s\n", ofdev->dev.of_node->full_name); | ||
| 57 | } | ||
| 58 | |||
| 59 | static ssize_t name_show(struct device *dev, | ||
| 60 | struct device_attribute *attr, char *buf) | ||
| 61 | { | ||
| 62 | struct platform_device *ofdev; | ||
| 63 | |||
| 64 | ofdev = to_platform_device(dev); | ||
| 65 | return sprintf(buf, "%s\n", ofdev->dev.of_node->name); | ||
| 66 | } | ||
| 67 | |||
| 68 | static ssize_t modalias_show(struct device *dev, | ||
| 69 | struct device_attribute *attr, char *buf) | ||
| 70 | { | ||
| 71 | ssize_t len = of_device_get_modalias(dev, buf, PAGE_SIZE - 2); | ||
| 72 | buf[len] = '\n'; | ||
| 73 | buf[len+1] = 0; | ||
| 74 | return len+1; | ||
| 75 | } | ||
| 76 | |||
| 77 | struct device_attribute of_platform_device_attrs[] = { | ||
| 78 | __ATTR_RO(devspec), | ||
| 79 | __ATTR_RO(name), | ||
| 80 | __ATTR_RO(modalias), | ||
| 81 | __ATTR_NULL | ||
| 82 | }; | ||
| 83 | |||
| 84 | int of_device_add(struct platform_device *ofdev) | 50 | int of_device_add(struct platform_device *ofdev) |
| 85 | { | 51 | { |
| 86 | BUG_ON(ofdev->dev.of_node == NULL); | 52 | BUG_ON(ofdev->dev.of_node == NULL); |
diff --git a/drivers/of/platform.c b/drivers/of/platform.c index c01cd1ac7617..1ce4c45c4ab2 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c | |||
| @@ -42,471 +42,10 @@ struct platform_device *of_find_device_by_node(struct device_node *np) | |||
| 42 | } | 42 | } |
| 43 | EXPORT_SYMBOL(of_find_device_by_node); | 43 | EXPORT_SYMBOL(of_find_device_by_node); |
| 44 | 44 | ||
| 45 | static int platform_driver_probe_shim(struct platform_device *pdev) | ||
| 46 | { | ||
| 47 | struct platform_driver *pdrv; | ||
| 48 | struct of_platform_driver *ofpdrv; | ||
| 49 | const struct of_device_id *match; | ||
| 50 | |||
| 51 | pdrv = container_of(pdev->dev.driver, struct platform_driver, driver); | ||
| 52 | ofpdrv = container_of(pdrv, struct of_platform_driver, platform_driver); | ||
| 53 | |||
| 54 | /* There is an unlikely chance that an of_platform driver might match | ||
| 55 | * on a non-OF platform device. If so, then of_match_device() will | ||
| 56 | * come up empty. Return -EINVAL in this case so other drivers get | ||
| 57 | * the chance to bind. */ | ||
| 58 | match = of_match_device(pdev->dev.driver->of_match_table, &pdev->dev); | ||
| 59 | return match ? ofpdrv->probe(pdev, match) : -EINVAL; | ||
| 60 | } | ||
| 61 | |||
| 62 | static void platform_driver_shutdown_shim(struct platform_device *pdev) | ||
| 63 | { | ||
| 64 | struct platform_driver *pdrv; | ||
| 65 | struct of_platform_driver *ofpdrv; | ||
| 66 | |||
| 67 | pdrv = container_of(pdev->dev.driver, struct platform_driver, driver); | ||
| 68 | ofpdrv = container_of(pdrv, struct of_platform_driver, platform_driver); | ||
| 69 | ofpdrv->shutdown(pdev); | ||
| 70 | } | ||
| 71 | |||
| 72 | /** | ||
| 73 | * of_register_platform_driver | ||
| 74 | */ | ||
| 75 | int of_register_platform_driver(struct of_platform_driver *drv) | ||
| 76 | { | ||
| 77 | char *of_name; | ||
| 78 | |||
| 79 | /* setup of_platform_driver to platform_driver adaptors */ | ||
| 80 | drv->platform_driver.driver = drv->driver; | ||
| 81 | |||
| 82 | /* Prefix the driver name with 'of:' to avoid namespace collisions | ||
| 83 | * and bogus matches. There are some drivers in the tree that | ||
| 84 | * register both an of_platform_driver and a platform_driver with | ||
| 85 | * the same name. This is a temporary measure until they are all | ||
| 86 | * cleaned up --gcl July 29, 2010 */ | ||
| 87 | of_name = kmalloc(strlen(drv->driver.name) + 5, GFP_KERNEL); | ||
| 88 | if (!of_name) | ||
| 89 | return -ENOMEM; | ||
| 90 | sprintf(of_name, "of:%s", drv->driver.name); | ||
| 91 | drv->platform_driver.driver.name = of_name; | ||
| 92 | |||
| 93 | if (drv->probe) | ||
| 94 | drv->platform_driver.probe = platform_driver_probe_shim; | ||
| 95 | drv->platform_driver.remove = drv->remove; | ||
| 96 | if (drv->shutdown) | ||
| 97 | drv->platform_driver.shutdown = platform_driver_shutdown_shim; | ||
| 98 | drv->platform_driver.suspend = drv->suspend; | ||
| 99 | drv->platform_driver.resume = drv->resume; | ||
| 100 | |||
| 101 | return platform_driver_register(&drv->platform_driver); | ||
| 102 | } | ||
| 103 | EXPORT_SYMBOL(of_register_platform_driver); | ||
| 104 | |||
| 105 | void of_unregister_platform_driver(struct of_platform_driver *drv) | ||
| 106 | { | ||
| 107 | platform_driver_unregister(&drv->platform_driver); | ||
| 108 | kfree(drv->platform_driver.driver.name); | ||
| 109 | drv->platform_driver.driver.name = NULL; | ||
| 110 | } | ||
| 111 | EXPORT_SYMBOL(of_unregister_platform_driver); | ||
| 112 | |||
| 113 | #if defined(CONFIG_PPC_DCR) | 45 | #if defined(CONFIG_PPC_DCR) |
| 114 | #include <asm/dcr.h> | 46 | #include <asm/dcr.h> |
| 115 | #endif | 47 | #endif |
| 116 | 48 | ||
| 117 | extern struct device_attribute of_platform_device_attrs[]; | ||
| 118 | |||
| 119 | static int of_platform_bus_match(struct device *dev, struct device_driver *drv) | ||
| 120 | { | ||
| 121 | const struct of_device_id *matches = drv->of_match_table; | ||
| 122 | |||
| 123 | if (!matches) | ||
| 124 | return 0; | ||
| 125 | |||
| 126 | return of_match_device(matches, dev) != NULL; | ||
| 127 | } | ||
| 128 | |||
| 129 | static int of_platform_device_probe(struct device *dev) | ||
| 130 | { | ||
| 131 | int error = -ENODEV; | ||
| 132 | struct of_platform_driver *drv; | ||
| 133 | struct platform_device *of_dev; | ||
| 134 | const struct of_device_id *match; | ||
| 135 | |||
| 136 | drv = to_of_platform_driver(dev->driver); | ||
| 137 | of_dev = to_platform_device(dev); | ||
| 138 | |||
| 139 | if (!drv->probe) | ||
| 140 | return error; | ||
| 141 | |||
| 142 | of_dev_get(of_dev); | ||
| 143 | |||
| 144 | match = of_match_device(drv->driver.of_match_table, dev); | ||
| 145 | if (match) | ||
| 146 | error = drv->probe(of_dev, match); | ||
| 147 | if (error) | ||
| 148 | of_dev_put(of_dev); | ||
| 149 | |||
| 150 | return error; | ||
| 151 | } | ||
| 152 | |||
| 153 | static int of_platform_device_remove(struct device *dev) | ||
| 154 | { | ||
| 155 | struct platform_device *of_dev = to_platform_device(dev); | ||
| 156 | struct of_platform_driver *drv = to_of_platform_driver(dev->driver); | ||
| 157 | |||
| 158 | if (dev->driver && drv->remove) | ||
| 159 | drv->remove(of_dev); | ||
| 160 | return 0; | ||
| 161 | } | ||
| 162 | |||
| 163 | static void of_platform_device_shutdown(struct device *dev) | ||
| 164 | { | ||
| 165 | struct platform_device *of_dev = to_platform_device(dev); | ||
| 166 | struct of_platform_driver *drv = to_of_platform_driver(dev->driver); | ||
| 167 | |||
| 168 | if (dev->driver && drv->shutdown) | ||
| 169 | drv->shutdown(of_dev); | ||
| 170 | } | ||
| 171 | |||
| 172 | #ifdef CONFIG_PM_SLEEP | ||
| 173 | |||
| 174 | static int of_platform_legacy_suspend(struct device *dev, pm_message_t mesg) | ||
| 175 | { | ||
| 176 | struct platform_device *of_dev = to_platform_device(dev); | ||
| 177 | struct of_platform_driver *drv = to_of_platform_driver(dev->driver); | ||
| 178 | int ret = 0; | ||
| 179 | |||
| 180 | if (dev->driver && drv->suspend) | ||
| 181 | ret = drv->suspend(of_dev, mesg); | ||
| 182 | return ret; | ||
| 183 | } | ||
| 184 | |||
| 185 | static int of_platform_legacy_resume(struct device *dev) | ||
| 186 | { | ||
| 187 | struct platform_device *of_dev = to_platform_device(dev); | ||
| 188 | struct of_platform_driver *drv = to_of_platform_driver(dev->driver); | ||
| 189 | int ret = 0; | ||
| 190 | |||
| 191 | if (dev->driver && drv->resume) | ||
| 192 | ret = drv->resume(of_dev); | ||
| 193 | return ret; | ||
| 194 | } | ||
| 195 | |||
| 196 | static int of_platform_pm_prepare(struct device *dev) | ||
| 197 | { | ||
| 198 | struct device_driver *drv = dev->driver; | ||
| 199 | int ret = 0; | ||
| 200 | |||
| 201 | if (drv && drv->pm && drv->pm->prepare) | ||
| 202 | ret = drv->pm->prepare(dev); | ||
| 203 | |||
| 204 | return ret; | ||
| 205 | } | ||
| 206 | |||
| 207 | static void of_platform_pm_complete(struct device *dev) | ||
| 208 | { | ||
| 209 | struct device_driver *drv = dev->driver; | ||
| 210 | |||
| 211 | if (drv && drv->pm && drv->pm->complete) | ||
| 212 | drv->pm->complete(dev); | ||
| 213 | } | ||
| 214 | |||
| 215 | #ifdef CONFIG_SUSPEND | ||
| 216 | |||
| 217 | static int of_platform_pm_suspend(struct device *dev) | ||
| 218 | { | ||
| 219 | struct device_driver *drv = dev->driver; | ||
| 220 | int ret = 0; | ||
| 221 | |||
| 222 | if (!drv) | ||
| 223 | return 0; | ||
| 224 | |||
| 225 | if (drv->pm) { | ||
| 226 | if (drv->pm->suspend) | ||
| 227 | ret = drv->pm->suspend(dev); | ||
| 228 | } else { | ||
| 229 | ret = of_platform_legacy_suspend(dev, PMSG_SUSPEND); | ||
| 230 | } | ||
| 231 | |||
| 232 | return ret; | ||
| 233 | } | ||
| 234 | |||
| 235 | static int of_platform_pm_suspend_noirq(struct device *dev) | ||
| 236 | { | ||
| 237 | struct device_driver *drv = dev->driver; | ||
| 238 | int ret = 0; | ||
| 239 | |||
| 240 | if (!drv) | ||
| 241 | return 0; | ||
| 242 | |||
| 243 | if (drv->pm) { | ||
| 244 | if (drv->pm->suspend_noirq) | ||
| 245 | ret = drv->pm->suspend_noirq(dev); | ||
| 246 | } | ||
| 247 | |||
| 248 | return ret; | ||
| 249 | } | ||
| 250 | |||
| 251 | static int of_platform_pm_resume(struct device *dev) | ||
| 252 | { | ||
| 253 | struct device_driver *drv = dev->driver; | ||
| 254 | int ret = 0; | ||
| 255 | |||
| 256 | if (!drv) | ||
| 257 | return 0; | ||
| 258 | |||
| 259 | if (drv->pm) { | ||
| 260 | if (drv->pm->resume) | ||
| 261 | ret = drv->pm->resume(dev); | ||
| 262 | } else { | ||
| 263 | ret = of_platform_legacy_resume(dev); | ||
| 264 | } | ||
| 265 | |||
| 266 | return ret; | ||
| 267 | } | ||
| 268 | |||
| 269 | static int of_platform_pm_resume_noirq(struct device *dev) | ||
| 270 | { | ||
| 271 | struct device_driver *drv = dev->driver; | ||
| 272 | int ret = 0; | ||
| 273 | |||
| 274 | if (!drv) | ||
| 275 | return 0; | ||
| 276 | |||
| 277 | if (drv->pm) { | ||
| 278 | if (drv->pm->resume_noirq) | ||
| 279 | ret = drv->pm->resume_noirq(dev); | ||
| 280 | } | ||
| 281 | |||
| 282 | return ret; | ||
| 283 | } | ||
| 284 | |||
| 285 | #else /* !CONFIG_SUSPEND */ | ||
| 286 | |||
| 287 | #define of_platform_pm_suspend NULL | ||
| 288 | #define of_platform_pm_resume NULL | ||
| 289 | #define of_platform_pm_suspend_noirq NULL | ||
| 290 | #define of_platform_pm_resume_noirq NULL | ||
| 291 | |||
| 292 | #endif /* !CONFIG_SUSPEND */ | ||
| 293 | |||
| 294 | #ifdef CONFIG_HIBERNATION | ||
| 295 | |||
| 296 | static int of_platform_pm_freeze(struct device *dev) | ||
| 297 | { | ||
| 298 | struct device_driver *drv = dev->driver; | ||
| 299 | int ret = 0; | ||
| 300 | |||
| 301 | if (!drv) | ||
| 302 | return 0; | ||
| 303 | |||
| 304 | if (drv->pm) { | ||
| 305 | if (drv->pm->freeze) | ||
| 306 | ret = drv->pm->freeze(dev); | ||
| 307 | } else { | ||
| 308 | ret = of_platform_legacy_suspend(dev, PMSG_FREEZE); | ||
| 309 | } | ||
| 310 | |||
| 311 | return ret; | ||
| 312 | } | ||
| 313 | |||
| 314 | static int of_platform_pm_freeze_noirq(struct device *dev) | ||
| 315 | { | ||
| 316 | struct device_driver *drv = dev->driver; | ||
| 317 | int ret = 0; | ||
| 318 | |||
| 319 | if (!drv) | ||
| 320 | return 0; | ||
| 321 | |||
| 322 | if (drv->pm) { | ||
| 323 | if (drv->pm->freeze_noirq) | ||
| 324 | ret = drv->pm->freeze_noirq(dev); | ||
| 325 | } | ||
| 326 | |||
| 327 | return ret; | ||
| 328 | } | ||
| 329 | |||
| 330 | static int of_platform_pm_thaw(struct device *dev) | ||
| 331 | { | ||
| 332 | struct device_driver *drv = dev->driver; | ||
| 333 | int ret = 0; | ||
| 334 | |||
| 335 | if (!drv) | ||
| 336 | return 0; | ||
| 337 | |||
| 338 | if (drv->pm) { | ||
| 339 | if (drv->pm->thaw) | ||
| 340 | ret = drv->pm->thaw(dev); | ||
| 341 | } else { | ||
| 342 | ret = of_platform_legacy_resume(dev); | ||
| 343 | } | ||
| 344 | |||
| 345 | return ret; | ||
| 346 | } | ||
| 347 | |||
| 348 | static int of_platform_pm_thaw_noirq(struct device *dev) | ||
| 349 | { | ||
| 350 | struct device_driver *drv = dev->driver; | ||
| 351 | int ret = 0; | ||
| 352 | |||
| 353 | if (!drv) | ||
| 354 | return 0; | ||
| 355 | |||
| 356 | if (drv->pm) { | ||
| 357 | if (drv->pm->thaw_noirq) | ||
| 358 | ret = drv->pm->thaw_noirq(dev); | ||
| 359 | } | ||
| 360 | |||
| 361 | return ret; | ||
| 362 | } | ||
| 363 | |||
| 364 | static int of_platform_pm_poweroff(struct device *dev) | ||
| 365 | { | ||
| 366 | struct device_driver *drv = dev->driver; | ||
| 367 | int ret = 0; | ||
| 368 | |||
| 369 | if (!drv) | ||
| 370 | return 0; | ||
| 371 | |||
| 372 | if (drv->pm) { | ||
| 373 | if (drv->pm->poweroff) | ||
| 374 | ret = drv->pm->poweroff(dev); | ||
| 375 | } else { | ||
| 376 | ret = of_platform_legacy_suspend(dev, PMSG_HIBERNATE); | ||
| 377 | } | ||
| 378 | |||
| 379 | return ret; | ||
| 380 | } | ||
| 381 | |||
| 382 | static int of_platform_pm_poweroff_noirq(struct device *dev) | ||
| 383 | { | ||
| 384 | struct device_driver *drv = dev->driver; | ||
| 385 | int ret = 0; | ||
| 386 | |||
| 387 | if (!drv) | ||
| 388 | return 0; | ||
| 389 | |||
| 390 | if (drv->pm) { | ||
| 391 | if (drv->pm->poweroff_noirq) | ||
| 392 | ret = drv->pm->poweroff_noirq(dev); | ||
| 393 | } | ||
| 394 | |||
| 395 | return ret; | ||
| 396 | } | ||
| 397 | |||
| 398 | static int of_platform_pm_restore(struct device *dev) | ||
| 399 | { | ||
| 400 | struct device_driver *drv = dev->driver; | ||
| 401 | int ret = 0; | ||
| 402 | |||
| 403 | if (!drv) | ||
| 404 | return 0; | ||
| 405 | |||
| 406 | if (drv->pm) { | ||
| 407 | if (drv->pm->restore) | ||
| 408 | ret = drv->pm->restore(dev); | ||
| 409 | } else { | ||
| 410 | ret = of_platform_legacy_resume(dev); | ||
| 411 | } | ||
| 412 | |||
| 413 | return ret; | ||
| 414 | } | ||
| 415 | |||
| 416 | static int of_platform_pm_restore_noirq(struct device *dev) | ||
| 417 | { | ||
| 418 | struct device_driver *drv = dev->driver; | ||
| 419 | int ret = 0; | ||
| 420 | |||
| 421 | if (!drv) | ||
| 422 | return 0; | ||
| 423 | |||
| 424 | if (drv->pm) { | ||
| 425 | if (drv->pm->restore_noirq) | ||
| 426 | ret = drv->pm->restore_noirq(dev); | ||
| 427 | } | ||
| 428 | |||
| 429 | return ret; | ||
| 430 | } | ||
| 431 | |||
| 432 | #else /* !CONFIG_HIBERNATION */ | ||
| 433 | |||
| 434 | #define of_platform_pm_freeze NULL | ||
| 435 | #define of_platform_pm_thaw NULL | ||
| 436 | #define of_platform_pm_poweroff NULL | ||
| 437 | #define of_platform_pm_restore NULL | ||
| 438 | #define of_platform_pm_freeze_noirq NULL | ||
| 439 | #define of_platform_pm_thaw_noirq NULL | ||
| 440 | #define of_platform_pm_poweroff_noirq NULL | ||
| 441 | #define of_platform_pm_restore_noirq NULL | ||
| 442 | |||
| 443 | #endif /* !CONFIG_HIBERNATION */ | ||
| 444 | |||
| 445 | static struct dev_pm_ops of_platform_dev_pm_ops = { | ||
| 446 | .prepare = of_platform_pm_prepare, | ||
| 447 | .complete = of_platform_pm_complete, | ||
| 448 | .suspend = of_platform_pm_suspend, | ||
| 449 | .resume = of_platform_pm_resume, | ||
| 450 | .freeze = of_platform_pm_freeze, | ||
| 451 | .thaw = of_platform_pm_thaw, | ||
| 452 | .poweroff = of_platform_pm_poweroff, | ||
| 453 | .restore = of_platform_pm_restore, | ||
| 454 | .suspend_noirq = of_platform_pm_suspend_noirq, | ||
| 455 | .resume_noirq = of_platform_pm_resume_noirq, | ||
| 456 | .freeze_noirq = of_platform_pm_freeze_noirq, | ||
| 457 | .thaw_noirq = of_platform_pm_thaw_noirq, | ||
| 458 | .poweroff_noirq = of_platform_pm_poweroff_noirq, | ||
| 459 | .restore_noirq = of_platform_pm_restore_noirq, | ||
| 460 | }; | ||
| 461 | |||
| 462 | #define OF_PLATFORM_PM_OPS_PTR (&of_platform_dev_pm_ops) | ||
| 463 | |||
| 464 | #else /* !CONFIG_PM_SLEEP */ | ||
| 465 | |||
| 466 | #define OF_PLATFORM_PM_OPS_PTR NULL | ||
| 467 | |||
| 468 | #endif /* !CONFIG_PM_SLEEP */ | ||
| 469 | |||
| 470 | int of_bus_type_init(struct bus_type *bus, const char *name) | ||
| 471 | { | ||
| 472 | bus->name = name; | ||
| 473 | bus->match = of_platform_bus_match; | ||
| 474 | bus->probe = of_platform_device_probe; | ||
| 475 | bus->remove = of_platform_device_remove; | ||
| 476 | bus->shutdown = of_platform_device_shutdown; | ||
| 477 | bus->dev_attrs = of_platform_device_attrs; | ||
| 478 | bus->pm = OF_PLATFORM_PM_OPS_PTR; | ||
| 479 | return bus_register(bus); | ||
| 480 | } | ||
| 481 | |||
| 482 | int of_register_driver(struct of_platform_driver *drv, struct bus_type *bus) | ||
| 483 | { | ||
| 484 | /* | ||
| 485 | * Temporary: of_platform_bus used to be distinct from the platform | ||
| 486 | * bus. It isn't anymore, and so drivers on the platform bus need | ||
| 487 | * to be registered in a special way. | ||
| 488 | * | ||
| 489 | * After all of_platform_bus_type drivers are converted to | ||
| 490 | * platform_drivers, this exception can be removed. | ||
| 491 | */ | ||
| 492 | if (bus == &platform_bus_type) | ||
| 493 | return of_register_platform_driver(drv); | ||
| 494 | |||
| 495 | /* register with core */ | ||
| 496 | drv->driver.bus = bus; | ||
| 497 | return driver_register(&drv->driver); | ||
| 498 | } | ||
| 499 | EXPORT_SYMBOL(of_register_driver); | ||
| 500 | |||
| 501 | void of_unregister_driver(struct of_platform_driver *drv) | ||
| 502 | { | ||
| 503 | if (drv->driver.bus == &platform_bus_type) | ||
| 504 | of_unregister_platform_driver(drv); | ||
| 505 | else | ||
| 506 | driver_unregister(&drv->driver); | ||
| 507 | } | ||
| 508 | EXPORT_SYMBOL(of_unregister_driver); | ||
| 509 | |||
| 510 | #if !defined(CONFIG_SPARC) | 49 | #if !defined(CONFIG_SPARC) |
| 511 | /* | 50 | /* |
| 512 | * The following routines scan a subtree and registers a device for | 51 | * The following routines scan a subtree and registers a device for |
