33 static int gpio_to_device(unsigned int gpio, struct gpio_desc *desc)  in gpio_to_device()  argument
45 			desc->dev = dev;  in gpio_to_device()
46 			desc->offset = gpio - uc_priv->gpio_base;  in gpio_to_device()
47 			desc->flags = 0;  in gpio_to_device()
56 int dm_gpio_lookup_name(const char *name, struct gpio_desc *desc)  in dm_gpio_lookup_name()  argument
89 	desc->dev = dev;  in dm_gpio_lookup_name()
90 	desc->offset = offset;  in dm_gpio_lookup_name()
98 	struct gpio_desc desc;  in gpio_lookup_name()  local
103 	ret = dm_gpio_lookup_name(name, &desc);  in gpio_lookup_name()
108 		*devp = desc.dev;  in gpio_lookup_name()
110 		*offsetp = desc.offset;  in gpio_lookup_name()
112 		struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(desc.dev);  in gpio_lookup_name()
114 		*gpiop = uc_priv->gpio_base + desc.offset;  in gpio_lookup_name()
120 int gpio_xlate_offs_flags(struct udevice *dev, struct gpio_desc *desc,  in gpio_xlate_offs_flags()  argument
126 	desc->offset = args->args[0];  in gpio_xlate_offs_flags()
132 		desc->flags = GPIOD_ACTIVE_LOW;  in gpio_xlate_offs_flags()
137 static int gpio_find_and_xlate(struct gpio_desc *desc,  in gpio_find_and_xlate()  argument
140 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in gpio_find_and_xlate()
143 		return ops->xlate(desc->dev, desc, args);  in gpio_find_and_xlate()
145 		return gpio_xlate_offs_flags(desc->dev, desc, args);  in gpio_find_and_xlate()
240 int gpio_hog_lookup_name(const char *name, struct gpio_desc **desc)  in gpio_hog_lookup_name()  argument
244 	*desc = NULL;  in gpio_hog_lookup_name()
249 		*desc = &priv->gpiod;  in gpio_hog_lookup_name()
265 int gpio_hog_lookup_name(const char *name, struct gpio_desc **desc)  in gpio_hog_lookup_name()  argument
271 int dm_gpio_request(struct gpio_desc *desc, const char *label)  in dm_gpio_request()  argument
273 	struct udevice *dev = desc->dev;  in dm_gpio_request()
279 	if (uc_priv->name[desc->offset])  in dm_gpio_request()
285 		ret = gpio_get_ops(dev)->request(dev, desc->offset, label);  in dm_gpio_request()
291 	uc_priv->name[desc->offset] = str;  in dm_gpio_request()
296 static int dm_gpio_requestf(struct gpio_desc *desc, const char *fmt, ...)  in dm_gpio_requestf()  argument
305 	return dm_gpio_request(desc, buf);  in dm_gpio_requestf()
307 	return dm_gpio_request(desc, fmt);  in dm_gpio_requestf()
325 	struct gpio_desc desc;  in gpio_request()  local
328 	ret = gpio_to_device(gpio, &desc);  in gpio_request()
332 	return dm_gpio_request(&desc, label);  in gpio_request()
390 	struct gpio_desc desc;  in gpio_free()  local
393 	ret = gpio_to_device(gpio, &desc);  in gpio_free()
397 	return _dm_gpio_free(desc.dev, desc.offset);  in gpio_free()
400 static int check_reserved(const struct gpio_desc *desc, const char *func)  in check_reserved()  argument
404 	if (!dm_gpio_is_valid(desc))  in check_reserved()
407 	uc_priv = dev_get_uclass_priv(desc->dev);  in check_reserved()
408 	if (!uc_priv->name[desc->offset]) {  in check_reserved()
410 		       desc->dev->name, func,  in check_reserved()
412 		       desc->offset);  in check_reserved()
429 	struct gpio_desc desc;  in gpio_direction_input()  local
432 	ret = gpio_to_device(gpio, &desc);  in gpio_direction_input()
435 	ret = check_reserved(&desc, "dir_input");  in gpio_direction_input()
439 	return gpio_get_ops(desc.dev)->direction_input(desc.dev, desc.offset);  in gpio_direction_input()
453 	struct gpio_desc desc;  in gpio_direction_output()  local
456 	ret = gpio_to_device(gpio, &desc);  in gpio_direction_output()
459 	ret = check_reserved(&desc, "dir_output");  in gpio_direction_output()
463 	return gpio_get_ops(desc.dev)->direction_output(desc.dev,  in gpio_direction_output()
464 							desc.offset, value);  in gpio_direction_output()
467 int dm_gpio_get_value(const struct gpio_desc *desc)  in dm_gpio_get_value()  argument
472 	ret = check_reserved(desc, "get_value");  in dm_gpio_get_value()
476 	value = gpio_get_ops(desc->dev)->get_value(desc->dev, desc->offset);  in dm_gpio_get_value()
478 	return desc->flags & GPIOD_ACTIVE_LOW ? !value : value;  in dm_gpio_get_value()
481 int dm_gpio_set_value(const struct gpio_desc *desc, int value)  in dm_gpio_set_value()  argument
485 	ret = check_reserved(desc, "set_value");  in dm_gpio_set_value()
489 	if (desc->flags & GPIOD_ACTIVE_LOW)  in dm_gpio_set_value()
491 	gpio_get_ops(desc->dev)->set_value(desc->dev, desc->offset, value);  in dm_gpio_set_value()
495 int dm_gpio_get_open_drain(struct gpio_desc *desc)  in dm_gpio_get_open_drain()  argument
497 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in dm_gpio_get_open_drain()
500 	ret = check_reserved(desc, "get_open_drain");  in dm_gpio_get_open_drain()
505 		return ops->get_open_drain(desc->dev, desc->offset);  in dm_gpio_get_open_drain()
510 int dm_gpio_set_open_drain(struct gpio_desc *desc, int value)  in dm_gpio_set_open_drain()  argument
512 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in dm_gpio_set_open_drain()
515 	ret = check_reserved(desc, "set_open_drain");  in dm_gpio_set_open_drain()
520 		ret = ops->set_open_drain(desc->dev, desc->offset, value);  in dm_gpio_set_open_drain()
527 int dm_gpio_set_dir_flags(struct gpio_desc *desc, ulong flags)  in dm_gpio_set_dir_flags()  argument
529 	struct udevice *dev = desc->dev;  in dm_gpio_set_dir_flags()
533 	ret = check_reserved(desc, "set_dir");  in dm_gpio_set_dir_flags()
542 		ret = ops->direction_output(dev, desc->offset, value);  in dm_gpio_set_dir_flags()
544 		ret = ops->direction_input(dev, desc->offset);  in dm_gpio_set_dir_flags()
552 	desc->flags = flags;  in dm_gpio_set_dir_flags()
557 int dm_gpio_set_dir(struct gpio_desc *desc)  in dm_gpio_set_dir()  argument
559 	return dm_gpio_set_dir_flags(desc, desc->flags);  in dm_gpio_set_dir()
575 	struct gpio_desc desc;  in gpio_get_value()  local
577 	ret = gpio_to_device(gpio, &desc);  in gpio_get_value()
580 	return dm_gpio_get_value(&desc);  in gpio_get_value()
594 	struct gpio_desc desc;  in gpio_set_value()  local
597 	ret = gpio_to_device(gpio, &desc);  in gpio_set_value()
600 	return dm_gpio_set_value(&desc, value);  in gpio_set_value()
805 			     struct gpio_desc *desc, int flags,  in gpio_request_tail()  argument
808 	desc->dev = gpio_dev;  in gpio_request_tail()
809 	desc->offset = 0;  in gpio_request_tail()
810 	desc->flags = 0;  in gpio_request_tail()
814 	if (!desc->dev) {  in gpio_request_tail()
816 						  &desc->dev);  in gpio_request_tail()
823 	ret = gpio_find_and_xlate(desc, args);  in gpio_request_tail()
828 	ret = dm_gpio_requestf(desc, add_index ? "%s.%s%d" : "%s.%s",  in gpio_request_tail()
834 	ret = dm_gpio_set_dir_flags(desc, flags | desc->flags);  in gpio_request_tail()
848 				       int index, struct gpio_desc *desc,  in _gpio_request_by_name_nodev()  argument
858 				 index, desc, flags, add_index, NULL);  in _gpio_request_by_name_nodev()
862 			       struct gpio_desc *desc, int flags)  in gpio_request_by_name_nodev()  argument
864 	return _gpio_request_by_name_nodev(node, list_name, index, desc, flags,  in gpio_request_by_name_nodev()
869 			 struct gpio_desc *desc, int flags)  in gpio_request_by_name()  argument
879 				 index, desc, flags, index > 0, NULL);  in gpio_request_by_name()
883 				    struct gpio_desc *desc, int max_count,  in gpio_request_list_by_name_nodev()  argument
891 						  &desc[count], flags, true);  in gpio_request_list_by_name_nodev()
902 	gpio_free_list_nodev(desc, count - 1);  in gpio_request_list_by_name_nodev()
908 			      struct gpio_desc *desc, int max_count,  in gpio_request_list_by_name()  argument
916 	return gpio_request_list_by_name_nodev(dev_ofnode(dev), list_name, desc,  in gpio_request_list_by_name()
935 int dm_gpio_free(struct udevice *dev, struct gpio_desc *desc)  in dm_gpio_free()  argument
938 	return _dm_gpio_free(desc->dev, desc->offset);  in dm_gpio_free()
941 int gpio_free_list(struct udevice *dev, struct gpio_desc *desc, int count)  in gpio_free_list()  argument
947 		dm_gpio_free(dev, &desc[i]);  in gpio_free_list()
952 int gpio_free_list_nodev(struct gpio_desc *desc, int count)  in gpio_free_list_nodev()  argument
954 	return gpio_free_list(NULL, desc, count);  in gpio_free_list_nodev()
983 int gpio_get_number(const struct gpio_desc *desc)  in gpio_get_number()  argument
985 	struct udevice *dev = desc->dev;  in gpio_get_number()
992 	return uc_priv->gpio_base + desc->offset;  in gpio_get_number()
1022 			   int dtflags, struct gpio_desc *desc)  in gpio_dev_request_index()  argument
1031 	return gpio_request_tail(0, nodename, &args, list_name, index, desc,  in gpio_dev_request_index()