37 	struct udevice *dev;  in device_bind_common()  local
52 	dev = calloc(1, sizeof(struct udevice));  in device_bind_common()
53 	if (!dev)  in device_bind_common()
56 	INIT_LIST_HEAD(&dev->sibling_node);  in device_bind_common()
57 	INIT_LIST_HEAD(&dev->child_head);  in device_bind_common()
58 	INIT_LIST_HEAD(&dev->uclass_node);  in device_bind_common()
60 	INIT_LIST_HEAD(&dev->devres_head);  in device_bind_common()
62 	dev->platdata = platdata;  in device_bind_common()
63 	dev->driver_data = driver_data;  in device_bind_common()
64 	dev->name = name;  in device_bind_common()
65 	dev->node = node;  in device_bind_common()
66 	dev->parent = parent;  in device_bind_common()
67 	dev->driver = drv;  in device_bind_common()
68 	dev->uclass = uc;  in device_bind_common()
70 	dev->seq = -1;  in device_bind_common()
71 	dev->req_seq = -1;  in device_bind_common()
82 				dev_read_alias_seq(dev, &dev->req_seq);  in device_bind_common()
92 				dev->flags |= DM_FLAG_OF_PLATDATA;  in device_bind_common()
99 			dev->flags |= DM_FLAG_ALLOC_PDATA;  in device_bind_common()
100 			dev->platdata = calloc(1,  in device_bind_common()
102 			if (!dev->platdata) {  in device_bind_common()
107 				memcpy(dev->platdata, platdata,  in device_bind_common()
115 		dev->flags |= DM_FLAG_ALLOC_UCLASS_PDATA;  in device_bind_common()
116 		dev->uclass_platdata = calloc(1, size);  in device_bind_common()
117 		if (!dev->uclass_platdata) {  in device_bind_common()
130 			dev->flags |= DM_FLAG_ALLOC_PARENT_PDATA;  in device_bind_common()
131 			dev->parent_platdata = calloc(1, size);  in device_bind_common()
132 			if (!dev->parent_platdata) {  in device_bind_common()
139 	/* put dev into parent's successor list */  in device_bind_common()
141 		list_add_tail(&dev->sibling_node, &parent->child_head);  in device_bind_common()
143 	ret = uclass_bind_device(dev);  in device_bind_common()
149 		ret = drv->bind(dev);  in device_bind_common()
154 		ret = parent->driver->child_post_bind(dev);  in device_bind_common()
159 		ret = uc->uc_drv->post_bind(dev);  in device_bind_common()
165 		pr_debug("Bound device %s to %s\n", dev->name, parent->name);  in device_bind_common()
167 		*devp = dev;  in device_bind_common()
169 	dev->flags |= DM_FLAG_BOUND;  in device_bind_common()
177 		if (drv->unbind && drv->unbind(dev)) {  in device_bind_common()
178 			dm_warn("unbind() method failed on dev '%s' on error path\n",  in device_bind_common()
179 				dev->name);  in device_bind_common()
185 		if (uclass_unbind_device(dev)) {  in device_bind_common()
186 			dm_warn("Failed to unbind dev '%s' on error path\n",  in device_bind_common()
187 				dev->name);  in device_bind_common()
192 		list_del(&dev->sibling_node);  in device_bind_common()
193 		if (dev->flags & DM_FLAG_ALLOC_PARENT_PDATA) {  in device_bind_common()
194 			free(dev->parent_platdata);  in device_bind_common()
195 			dev->parent_platdata = NULL;  in device_bind_common()
199 	if (dev->flags & DM_FLAG_ALLOC_UCLASS_PDATA) {  in device_bind_common()
200 		free(dev->uclass_platdata);  in device_bind_common()
201 		dev->uclass_platdata = NULL;  in device_bind_common()
204 	if (dev->flags & DM_FLAG_ALLOC_PDATA) {  in device_bind_common()
205 		free(dev->platdata);  in device_bind_common()
206 		dev->platdata = NULL;  in device_bind_common()
209 	devres_release_all(dev);  in device_bind_common()
211 	free(dev);  in device_bind_common()
297 int device_probe(struct udevice *dev)  in device_probe()  argument
304 	if (!dev)  in device_probe()
307 	if (dev->flags & DM_FLAG_ACTIVATED)  in device_probe()
310 	drv = dev->driver;  in device_probe()
314 	if (drv->priv_auto_alloc_size && !dev->priv) {  in device_probe()
315 		dev->priv = alloc_priv(drv->priv_auto_alloc_size, drv->flags);  in device_probe()
316 		if (!dev->priv) {  in device_probe()
322 	size = dev->uclass->uc_drv->per_device_auto_alloc_size;  in device_probe()
323 	if (size && !dev->uclass_priv) {  in device_probe()
324 		dev->uclass_priv = calloc(1, size);  in device_probe()
325 		if (!dev->uclass_priv) {  in device_probe()
332 	if (dev->parent) {  in device_probe()
333 		size = dev->parent->driver->per_child_auto_alloc_size;  in device_probe()
335 			size = dev->parent->uclass->uc_drv->  in device_probe()
338 		if (size && !dev->parent_priv) {  in device_probe()
339 			dev->parent_priv = alloc_priv(size, drv->flags);  in device_probe()
340 			if (!dev->parent_priv) {  in device_probe()
346 		ret = device_probe(dev->parent);  in device_probe()
356 		if (dev->flags & DM_FLAG_ACTIVATED)  in device_probe()
360 	seq = uclass_resolve_seq(dev);  in device_probe()
365 	dev->seq = seq;  in device_probe()
367 	dev->flags |= DM_FLAG_ACTIVATED;  in device_probe()
375 	if (dev->parent && device_get_uclass_id(dev) != UCLASS_PINCTRL)  in device_probe()
376 		pinctrl_select_state(dev, "default");  in device_probe()
378 	ret = uclass_pre_probe_device(dev);  in device_probe()
382 	if (dev->parent && dev->parent->driver->child_pre_probe) {  in device_probe()
383 		ret = dev->parent->driver->child_pre_probe(dev);  in device_probe()
388 	if (drv->ofdata_to_platdata && dev_has_of_node(dev)) {  in device_probe()
389 		ret = drv->ofdata_to_platdata(dev);  in device_probe()
395 	ret = clk_set_defaults(dev);  in device_probe()
400 		ret = drv->probe(dev);  in device_probe()
402 			dev->flags &= ~DM_FLAG_ACTIVATED;  in device_probe()
407 	ret = uclass_post_probe_device(dev);  in device_probe()
411 	if (dev->parent && device_get_uclass_id(dev) == UCLASS_PINCTRL)  in device_probe()
412 		pinctrl_select_state(dev, "default");  in device_probe()
416 	if (device_remove(dev, DM_REMOVE_NORMAL)) {  in device_probe()
418 			__func__, dev->name);  in device_probe()
421 	dev->flags &= ~DM_FLAG_ACTIVATED;  in device_probe()
423 	dev->seq = -1;  in device_probe()
424 	device_free(dev);  in device_probe()
429 void *dev_get_platdata(struct udevice *dev)  in dev_get_platdata()  argument
431 	if (!dev) {  in dev_get_platdata()
436 	return dev->platdata;  in dev_get_platdata()
439 void *dev_get_parent_platdata(struct udevice *dev)  in dev_get_parent_platdata()  argument
441 	if (!dev) {  in dev_get_parent_platdata()
446 	return dev->parent_platdata;  in dev_get_parent_platdata()
449 void *dev_get_uclass_platdata(struct udevice *dev)  in dev_get_uclass_platdata()  argument
451 	if (!dev) {  in dev_get_uclass_platdata()
456 	return dev->uclass_platdata;  in dev_get_uclass_platdata()
459 void *dev_get_priv(struct udevice *dev)  in dev_get_priv()  argument
461 	if (!dev) {  in dev_get_priv()
466 	return dev->priv;  in dev_get_priv()
469 void *dev_get_uclass_priv(struct udevice *dev)  in dev_get_uclass_priv()  argument
471 	if (!dev) {  in dev_get_uclass_priv()
476 	return dev->uclass_priv;  in dev_get_uclass_priv()
479 void *dev_get_parent_priv(struct udevice *dev)  in dev_get_parent_priv()  argument
481 	if (!dev) {  in dev_get_parent_priv()
486 	return dev->parent_priv;  in dev_get_parent_priv()
489 static int device_get_device_tail(struct udevice *dev, int ret,  in device_get_device_tail()  argument
495 	ret = device_probe(dev);  in device_get_device_tail()
499 	*devp = dev;  in device_get_device_tail()
506 	struct udevice *dev;  in device_get_child()  local
508 	list_for_each_entry(dev, &parent->child_head, sibling_node) {  in device_get_child()
510 			return device_get_device_tail(dev, 0, devp);  in device_get_child()
519 	struct udevice *dev;  in device_find_child_by_seq()  local
525 	list_for_each_entry(dev, &parent->child_head, sibling_node) {  in device_find_child_by_seq()
526 		if ((find_req_seq ? dev->req_seq : dev->seq) ==  in device_find_child_by_seq()
528 			*devp = dev;  in device_find_child_by_seq()
539 	struct udevice *dev;  in device_get_child_by_seq()  local
543 	ret = device_find_child_by_seq(parent, seq, false, &dev);  in device_get_child_by_seq()
549 		ret = device_find_child_by_seq(parent, seq, true, &dev);  in device_get_child_by_seq()
551 	return device_get_device_tail(dev, ret, devp);  in device_get_child_by_seq()
557 	struct udevice *dev;  in device_find_child_by_of_offset()  local
561 	list_for_each_entry(dev, &parent->child_head, sibling_node) {  in device_find_child_by_of_offset()
562 		if (dev_of_offset(dev) == of_offset) {  in device_find_child_by_of_offset()
563 			*devp = dev;  in device_find_child_by_of_offset()
574 	struct udevice *dev;  in device_get_child_by_of_offset()  local
578 	ret = device_find_child_by_of_offset(parent, node, &dev);  in device_get_child_by_of_offset()
579 	return device_get_device_tail(dev, ret, devp);  in device_get_child_by_of_offset()
585 	struct udevice *dev, *found;  in _device_find_global_by_of_offset()  local
590 	list_for_each_entry(dev, &parent->child_head, sibling_node) {  in _device_find_global_by_of_offset()
591 		found = _device_find_global_by_of_offset(dev, of_offset);  in _device_find_global_by_of_offset()
601 	struct udevice *dev;  in device_get_global_by_of_offset()  local
603 	dev = _device_find_global_by_of_offset(gd->dm_root, of_offset);  in device_get_global_by_of_offset()
604 	return device_get_device_tail(dev, dev ? 0 : -ENOENT, devp);  in device_get_global_by_of_offset()
621 	struct udevice *dev = *devp;  in device_find_next_child()  local
622 	struct udevice *parent = dev->parent;  in device_find_next_child()
624 	if (list_is_last(&dev->sibling_node, &parent->child_head)) {  in device_find_next_child()
627 		*devp = list_entry(dev->sibling_node.next, struct udevice,  in device_find_next_child()
639 ulong dev_get_driver_data(struct udevice *dev)  in dev_get_driver_data()  argument
641 	return dev->driver_data;  in dev_get_driver_data()
644 const void *dev_get_driver_ops(struct udevice *dev)  in dev_get_driver_ops()  argument
646 	if (!dev || !dev->driver->ops)  in dev_get_driver_ops()
649 	return dev->driver->ops;  in dev_get_driver_ops()
652 enum uclass_id device_get_uclass_id(struct udevice *dev)  in device_get_uclass_id()  argument
654 	return dev->uclass->uc_drv->id;  in device_get_uclass_id()
657 const char *dev_get_uclass_name(struct udevice *dev)  in dev_get_uclass_name()  argument
659 	if (!dev)  in dev_get_uclass_name()
662 	return dev->uclass->uc_drv->name;  in dev_get_uclass_name()
665 bool device_has_children(struct udevice *dev)  in device_has_children()  argument
667 	return !list_empty(&dev->child_head);  in device_has_children()
670 bool device_has_active_children(struct udevice *dev)  in device_has_active_children()  argument
674 	for (device_find_first_child(dev, &child);  in device_has_active_children()
684 bool device_is_last_sibling(struct udevice *dev)  in device_is_last_sibling()  argument
686 	struct udevice *parent = dev->parent;  in device_is_last_sibling()
690 	return list_is_last(&dev->sibling_node, &parent->child_head);  in device_is_last_sibling()
693 void device_set_name_alloced(struct udevice *dev)  in device_set_name_alloced()  argument
695 	dev->flags |= DM_FLAG_NAME_ALLOCED;  in device_set_name_alloced()
698 int device_set_name(struct udevice *dev, const char *name)  in device_set_name()  argument
703 	dev->name = name;  in device_set_name()
704 	device_set_name_alloced(dev);  in device_set_name()
709 bool device_is_compatible(struct udevice *dev, const char *compat)  in device_is_compatible()  argument
711 	return ofnode_device_is_compatible(dev_ofnode(dev), compat);  in device_is_compatible()