33 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
87 	desc->dev = dev;  in dm_gpio_lookup_name()
88 	desc->offset = offset;  in dm_gpio_lookup_name()
96 	struct gpio_desc desc;  in gpio_lookup_name()  local
101 	ret = dm_gpio_lookup_name(name, &desc);  in gpio_lookup_name()
106 		*devp = desc.dev;  in gpio_lookup_name()
108 		*offsetp = desc.offset;  in gpio_lookup_name()
110 		struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(desc.dev);  in gpio_lookup_name()
112 		*gpiop = uc_priv->gpio_base + desc.offset;  in gpio_lookup_name()
118 int gpio_xlate_offs_flags(struct udevice *dev, struct gpio_desc *desc,  in gpio_xlate_offs_flags()  argument
124 	desc->offset = args->args[0];  in gpio_xlate_offs_flags()
130 		desc->flags = GPIOD_ACTIVE_LOW;  in gpio_xlate_offs_flags()
135 static int gpio_find_and_xlate(struct gpio_desc *desc,  in gpio_find_and_xlate()  argument
138 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in gpio_find_and_xlate()
141 		return ops->xlate(desc->dev, desc, args);  in gpio_find_and_xlate()
143 		return gpio_xlate_offs_flags(desc->dev, desc, args);  in gpio_find_and_xlate()
238 int gpio_hog_lookup_name(const char *name, struct gpio_desc **desc)  in gpio_hog_lookup_name()  argument
242 	*desc = NULL;  in gpio_hog_lookup_name()
247 		*desc = &priv->gpiod;  in gpio_hog_lookup_name()
263 int gpio_hog_lookup_name(const char *name, struct gpio_desc **desc)  in gpio_hog_lookup_name()  argument
269 int dm_gpio_request(struct gpio_desc *desc, const char *label)  in dm_gpio_request()  argument
271 	struct udevice *dev = desc->dev;  in dm_gpio_request()
277 	if (uc_priv->name[desc->offset])  in dm_gpio_request()
283 		ret = gpio_get_ops(dev)->request(dev, desc->offset, label);  in dm_gpio_request()
289 	uc_priv->name[desc->offset] = str;  in dm_gpio_request()
294 static int dm_gpio_requestf(struct gpio_desc *desc, const char *fmt, ...)  in dm_gpio_requestf()  argument
303 	return dm_gpio_request(desc, buf);  in dm_gpio_requestf()
305 	return dm_gpio_request(desc, fmt);  in dm_gpio_requestf()
323 	struct gpio_desc desc;  in gpio_request()  local
326 	ret = gpio_to_device(gpio, &desc);  in gpio_request()
330 	return dm_gpio_request(&desc, label);  in gpio_request()
388 	struct gpio_desc desc;  in gpio_free()  local
391 	ret = gpio_to_device(gpio, &desc);  in gpio_free()
395 	return _dm_gpio_free(desc.dev, desc.offset);  in gpio_free()
398 static int check_reserved(const struct gpio_desc *desc, const char *func)  in check_reserved()  argument
402 	if (!dm_gpio_is_valid(desc))  in check_reserved()
405 	uc_priv = dev_get_uclass_priv(desc->dev);  in check_reserved()
406 	if (!uc_priv->name[desc->offset]) {  in check_reserved()
408 		       desc->dev->name, func,  in check_reserved()
410 		       desc->offset);  in check_reserved()
427 	struct gpio_desc desc;  in gpio_direction_input()  local
430 	ret = gpio_to_device(gpio, &desc);  in gpio_direction_input()
433 	ret = check_reserved(&desc, "dir_input");  in gpio_direction_input()
437 	return gpio_get_ops(desc.dev)->direction_input(desc.dev, desc.offset);  in gpio_direction_input()
451 	struct gpio_desc desc;  in gpio_direction_output()  local
454 	ret = gpio_to_device(gpio, &desc);  in gpio_direction_output()
457 	ret = check_reserved(&desc, "dir_output");  in gpio_direction_output()
461 	return gpio_get_ops(desc.dev)->direction_output(desc.dev,  in gpio_direction_output()
462 							desc.offset, value);  in gpio_direction_output()
465 int dm_gpio_get_value(const struct gpio_desc *desc)  in dm_gpio_get_value()  argument
470 	ret = check_reserved(desc, "get_value");  in dm_gpio_get_value()
474 	value = gpio_get_ops(desc->dev)->get_value(desc->dev, desc->offset);  in dm_gpio_get_value()
476 	return desc->flags & GPIOD_ACTIVE_LOW ? !value : value;  in dm_gpio_get_value()
479 int dm_gpio_set_value(const struct gpio_desc *desc, int value)  in dm_gpio_set_value()  argument
483 	ret = check_reserved(desc, "set_value");  in dm_gpio_set_value()
487 	if (desc->flags & GPIOD_ACTIVE_LOW)  in dm_gpio_set_value()
489 	gpio_get_ops(desc->dev)->set_value(desc->dev, desc->offset, value);  in dm_gpio_set_value()
493 int dm_gpio_get_open_drain(struct gpio_desc *desc)  in dm_gpio_get_open_drain()  argument
495 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in dm_gpio_get_open_drain()
498 	ret = check_reserved(desc, "get_open_drain");  in dm_gpio_get_open_drain()
503 		return ops->get_open_drain(desc->dev, desc->offset);  in dm_gpio_get_open_drain()
508 int dm_gpio_set_open_drain(struct gpio_desc *desc, int value)  in dm_gpio_set_open_drain()  argument
510 	struct dm_gpio_ops *ops = gpio_get_ops(desc->dev);  in dm_gpio_set_open_drain()
513 	ret = check_reserved(desc, "set_open_drain");  in dm_gpio_set_open_drain()
518 		ret = ops->set_open_drain(desc->dev, desc->offset, value);  in dm_gpio_set_open_drain()
525 int dm_gpio_set_dir_flags(struct gpio_desc *desc, ulong flags)  in dm_gpio_set_dir_flags()  argument
527 	struct udevice *dev = desc->dev;  in dm_gpio_set_dir_flags()
531 	ret = check_reserved(desc, "set_dir");  in dm_gpio_set_dir_flags()
540 		ret = ops->direction_output(dev, desc->offset, value);  in dm_gpio_set_dir_flags()
542 		ret = ops->direction_input(dev, desc->offset);  in dm_gpio_set_dir_flags()
550 	desc->flags = flags;  in dm_gpio_set_dir_flags()
555 int dm_gpio_set_dir(struct gpio_desc *desc)  in dm_gpio_set_dir()  argument
557 	return dm_gpio_set_dir_flags(desc, desc->flags);  in dm_gpio_set_dir()
573 	struct gpio_desc desc;  in gpio_get_value()  local
575 	ret = gpio_to_device(gpio, &desc);  in gpio_get_value()
578 	return dm_gpio_get_value(&desc);  in gpio_get_value()
592 	struct gpio_desc desc;  in gpio_set_value()  local
595 	ret = gpio_to_device(gpio, &desc);  in gpio_set_value()
598 	return dm_gpio_set_value(&desc, value);  in gpio_set_value()
803 			     struct gpio_desc *desc, int flags,  in gpio_request_tail()  argument
806 	desc->dev = gpio_dev;  in gpio_request_tail()
807 	desc->offset = 0;  in gpio_request_tail()
808 	desc->flags = 0;  in gpio_request_tail()
812 	if (!desc->dev) {  in gpio_request_tail()
814 						  &desc->dev);  in gpio_request_tail()
821 	ret = gpio_find_and_xlate(desc, args);  in gpio_request_tail()
826 	ret = dm_gpio_requestf(desc, add_index ? "%s.%s%d" : "%s.%s",  in gpio_request_tail()
832 	ret = dm_gpio_set_dir_flags(desc, flags | desc->flags);  in gpio_request_tail()
846 				       int index, struct gpio_desc *desc,  in _gpio_request_by_name_nodev()  argument
856 				 index, desc, flags, add_index, NULL);  in _gpio_request_by_name_nodev()
860 			       struct gpio_desc *desc, int flags)  in gpio_request_by_name_nodev()  argument
862 	return _gpio_request_by_name_nodev(node, list_name, index, desc, flags,  in gpio_request_by_name_nodev()
867 			 struct gpio_desc *desc, int flags)  in gpio_request_by_name()  argument
877 				 index, desc, flags, index > 0, NULL);  in gpio_request_by_name()
881 				    struct gpio_desc *desc, int max_count,  in gpio_request_list_by_name_nodev()  argument
889 						  &desc[count], flags, true);  in gpio_request_list_by_name_nodev()
900 	gpio_free_list_nodev(desc, count - 1);  in gpio_request_list_by_name_nodev()
906 			      struct gpio_desc *desc, int max_count,  in gpio_request_list_by_name()  argument
914 	return gpio_request_list_by_name_nodev(dev_ofnode(dev), list_name, desc,  in gpio_request_list_by_name()
933 int dm_gpio_free(struct udevice *dev, struct gpio_desc *desc)  in dm_gpio_free()  argument
936 	return _dm_gpio_free(desc->dev, desc->offset);  in dm_gpio_free()
939 int gpio_free_list(struct udevice *dev, struct gpio_desc *desc, int count)  in gpio_free_list()  argument
945 		dm_gpio_free(dev, &desc[i]);  in gpio_free_list()
950 int gpio_free_list_nodev(struct gpio_desc *desc, int count)  in gpio_free_list_nodev()  argument
952 	return gpio_free_list(NULL, desc, count);  in gpio_free_list_nodev()
981 int gpio_get_number(const struct gpio_desc *desc)  in gpio_get_number()  argument
983 	struct udevice *dev = desc->dev;  in gpio_get_number()
990 	return uc_priv->gpio_base + desc->offset;  in gpio_get_number()
1020 			   int dtflags, struct gpio_desc *desc)  in gpio_dev_request_index()  argument
1029 	return gpio_request_tail(0, nodename, &args, list_name, index, desc,  in gpio_dev_request_index()