32 static int gpio_to_device(unsigned int gpio, struct gpio_desc *desc)  in gpio_to_device()  argument
44 			desc->dev = dev;  in gpio_to_device()
45 			desc->offset = gpio - uc_priv->gpio_base;  in gpio_to_device()
46 			desc->flags = 0;  in gpio_to_device()
55 int dm_gpio_lookup_name(const char *name, struct gpio_desc *desc)  in dm_gpio_lookup_name()  argument
88 	desc->dev = dev;  in dm_gpio_lookup_name()
89 	desc->offset = offset;  in dm_gpio_lookup_name()
97 	struct gpio_desc desc;  in gpio_lookup_name()  local
102 	ret = dm_gpio_lookup_name(name, &desc);  in gpio_lookup_name()
107 		*devp = desc.dev;  in gpio_lookup_name()
109 		*offsetp = desc.offset;  in gpio_lookup_name()
111 		struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(desc.dev);  in gpio_lookup_name()
113 		*gpiop = uc_priv->gpio_base + desc.offset;  in gpio_lookup_name()
119 int gpio_xlate_offs_flags(struct udevice *dev, struct gpio_desc *desc,  in gpio_xlate_offs_flags()  argument
125 	desc->offset = args->args[0];  in gpio_xlate_offs_flags()
131 		desc->flags = GPIOD_ACTIVE_LOW;  in gpio_xlate_offs_flags()
136 static int gpio_find_and_xlate(struct gpio_desc *desc,  in gpio_find_and_xlate()  argument
139 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in gpio_find_and_xlate()
142 		return ops->xlate(desc->dev, desc, args);  in gpio_find_and_xlate()
144 		return gpio_xlate_offs_flags(desc->dev, desc, args);  in gpio_find_and_xlate()
239 int gpio_hog_lookup_name(const char *name, struct gpio_desc **desc)  in gpio_hog_lookup_name()  argument
243 	*desc = NULL;  in gpio_hog_lookup_name()
248 		*desc = &priv->gpiod;  in gpio_hog_lookup_name()
264 int gpio_hog_lookup_name(const char *name, struct gpio_desc **desc)  in gpio_hog_lookup_name()  argument
270 int dm_gpio_request(struct gpio_desc *desc, const char *label)  in dm_gpio_request()  argument
272 	struct udevice *dev = desc->dev;  in dm_gpio_request()
278 	if (uc_priv->name[desc->offset])  in dm_gpio_request()
284 		ret = gpio_get_ops(dev)->request(dev, desc->offset, label);  in dm_gpio_request()
290 	uc_priv->name[desc->offset] = str;  in dm_gpio_request()
295 static int dm_gpio_requestf(struct gpio_desc *desc, const char *fmt, ...)  in dm_gpio_requestf()  argument
304 	return dm_gpio_request(desc, buf);  in dm_gpio_requestf()
306 	return dm_gpio_request(desc, fmt);  in dm_gpio_requestf()
324 	struct gpio_desc desc;  in gpio_request()  local
327 	ret = gpio_to_device(gpio, &desc);  in gpio_request()
331 	return dm_gpio_request(&desc, label);  in gpio_request()
389 	struct gpio_desc desc;  in gpio_free()  local
392 	ret = gpio_to_device(gpio, &desc);  in gpio_free()
396 	return _dm_gpio_free(desc.dev, desc.offset);  in gpio_free()
399 static int check_reserved(const struct gpio_desc *desc, const char *func)  in check_reserved()  argument
403 	if (!dm_gpio_is_valid(desc))  in check_reserved()
406 	uc_priv = dev_get_uclass_priv(desc->dev);  in check_reserved()
407 	if (!uc_priv->name[desc->offset]) {  in check_reserved()
409 		       desc->dev->name, func,  in check_reserved()
411 		       desc->offset);  in check_reserved()
428 	struct gpio_desc desc;  in gpio_direction_input()  local
431 	ret = gpio_to_device(gpio, &desc);  in gpio_direction_input()
434 	ret = check_reserved(&desc, "dir_input");  in gpio_direction_input()
438 	return gpio_get_ops(desc.dev)->direction_input(desc.dev, desc.offset);  in gpio_direction_input()
452 	struct gpio_desc desc;  in gpio_direction_output()  local
455 	ret = gpio_to_device(gpio, &desc);  in gpio_direction_output()
458 	ret = check_reserved(&desc, "dir_output");  in gpio_direction_output()
462 	return gpio_get_ops(desc.dev)->direction_output(desc.dev,  in gpio_direction_output()
463 							desc.offset, value);  in gpio_direction_output()
466 int dm_gpio_get_value(const struct gpio_desc *desc)  in dm_gpio_get_value()  argument
471 	ret = check_reserved(desc, "get_value");  in dm_gpio_get_value()
475 	value = gpio_get_ops(desc->dev)->get_value(desc->dev, desc->offset);  in dm_gpio_get_value()
477 	return desc->flags & GPIOD_ACTIVE_LOW ? !value : value;  in dm_gpio_get_value()
480 int dm_gpio_set_value(const struct gpio_desc *desc, int value)  in dm_gpio_set_value()  argument
484 	ret = check_reserved(desc, "set_value");  in dm_gpio_set_value()
488 	if (desc->flags & GPIOD_ACTIVE_LOW)  in dm_gpio_set_value()
490 	gpio_get_ops(desc->dev)->set_value(desc->dev, desc->offset, value);  in dm_gpio_set_value()
494 int dm_gpio_get_open_drain(struct gpio_desc *desc)  in dm_gpio_get_open_drain()  argument
496 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in dm_gpio_get_open_drain()
499 	ret = check_reserved(desc, "get_open_drain");  in dm_gpio_get_open_drain()
504 		return ops->get_open_drain(desc->dev, desc->offset);  in dm_gpio_get_open_drain()
509 int dm_gpio_set_open_drain(struct gpio_desc *desc, int value)  in dm_gpio_set_open_drain()  argument
511 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in dm_gpio_set_open_drain()
514 	ret = check_reserved(desc, "set_open_drain");  in dm_gpio_set_open_drain()
519 		ret = ops->set_open_drain(desc->dev, desc->offset, value);  in dm_gpio_set_open_drain()
526 int dm_gpio_set_dir_flags(struct gpio_desc *desc, ulong flags)  in dm_gpio_set_dir_flags()  argument
528 	struct udevice *dev = desc->dev;  in dm_gpio_set_dir_flags()
532 	ret = check_reserved(desc, "set_dir");  in dm_gpio_set_dir_flags()
541 		ret = ops->direction_output(dev, desc->offset, value);  in dm_gpio_set_dir_flags()
543 		ret = ops->direction_input(dev, desc->offset);  in dm_gpio_set_dir_flags()
551 	desc->flags = flags;  in dm_gpio_set_dir_flags()
556 int dm_gpio_set_dir(struct gpio_desc *desc)  in dm_gpio_set_dir()  argument
558 	return dm_gpio_set_dir_flags(desc, desc->flags);  in dm_gpio_set_dir()
574 	struct gpio_desc desc;  in gpio_get_value()  local
576 	ret = gpio_to_device(gpio, &desc);  in gpio_get_value()
579 	return dm_gpio_get_value(&desc);  in gpio_get_value()
593 	struct gpio_desc desc;  in gpio_set_value()  local
596 	ret = gpio_to_device(gpio, &desc);  in gpio_set_value()
599 	return dm_gpio_set_value(&desc, value);  in gpio_set_value()
804 			     struct gpio_desc *desc, int flags,  in gpio_request_tail()  argument
807 	desc->dev = gpio_dev;  in gpio_request_tail()
808 	desc->offset = 0;  in gpio_request_tail()
809 	desc->flags = 0;  in gpio_request_tail()
813 	if (!desc->dev) {  in gpio_request_tail()
815 						  &desc->dev);  in gpio_request_tail()
822 	ret = gpio_find_and_xlate(desc, args);  in gpio_request_tail()
827 	ret = dm_gpio_requestf(desc, add_index ? "%s.%s%d" : "%s.%s",  in gpio_request_tail()
833 	ret = dm_gpio_set_dir_flags(desc, flags | desc->flags);  in gpio_request_tail()
847 				       int index, struct gpio_desc *desc,  in _gpio_request_by_name_nodev()  argument
857 				 index, desc, flags, add_index, NULL);  in _gpio_request_by_name_nodev()
861 			       struct gpio_desc *desc, int flags)  in gpio_request_by_name_nodev()  argument
863 	return _gpio_request_by_name_nodev(node, list_name, index, desc, flags,  in gpio_request_by_name_nodev()
868 			 struct gpio_desc *desc, int flags)  in gpio_request_by_name()  argument
878 				 index, desc, flags, index > 0, NULL);  in gpio_request_by_name()
882 				    struct gpio_desc *desc, int max_count,  in gpio_request_list_by_name_nodev()  argument
890 						  &desc[count], flags, true);  in gpio_request_list_by_name_nodev()
901 	gpio_free_list_nodev(desc, count - 1);  in gpio_request_list_by_name_nodev()
907 			      struct gpio_desc *desc, int max_count,  in gpio_request_list_by_name()  argument
915 	return gpio_request_list_by_name_nodev(dev_ofnode(dev), list_name, desc,  in gpio_request_list_by_name()
934 int dm_gpio_free(struct udevice *dev, struct gpio_desc *desc)  in dm_gpio_free()  argument
937 	return _dm_gpio_free(desc->dev, desc->offset);  in dm_gpio_free()
940 int gpio_free_list(struct udevice *dev, struct gpio_desc *desc, int count)  in gpio_free_list()  argument
946 		dm_gpio_free(dev, &desc[i]);  in gpio_free_list()
951 int gpio_free_list_nodev(struct gpio_desc *desc, int count)  in gpio_free_list_nodev()  argument
953 	return gpio_free_list(NULL, desc, count);  in gpio_free_list_nodev()
982 int gpio_get_number(const struct gpio_desc *desc)  in gpio_get_number()  argument
984 	struct udevice *dev = desc->dev;  in gpio_get_number()
991 	return uc_priv->gpio_base + desc->offset;  in gpio_get_number()
1021 			   int dtflags, struct gpio_desc *desc)  in gpio_dev_request_index()  argument
1030 	return gpio_request_tail(0, nodename, &args, list_name, index, desc,  in gpio_dev_request_index()