dm: core: Tidy up comments in uclass headers

Improve some of the comments in these files, which don't follow the
correct style.

Signed-off-by: Simon Glass <sjg@chromium.org>

include/dm/uclass-internal.h

@@ -55,7 +55,7 @@
  *
  * @_name: Name of the uclass. This must be a valid C identifier, used by the
  *	linker_list
- * @returns struct uclass * for the device
+ * Return: struct uclass * for the device
  */
 #define DM_UCLASS_REF(_name)						\
 	ll_entry_ref(struct uclass, _name, uclass)
@@ -120,7 +120,7 @@ int dev_get_uclass_index(struct udevice *dev, struct uclass **ucp);
  * uclass_find_device() - Return n-th child of uclass
  * @id:		Id number of the uclass
  * @index:	Position of the child in uclass's list
- * #devp:	Returns pointer to device, or NULL on error
+ * @devp:	Returns pointer to device, or NULL on error
  *
  * The device is not prepared for use - this is an internal function.
  * The function uclass_get_device_tail() can be used to probe the device.
@@ -133,7 +133,7 @@ int uclass_find_device(enum uclass_id id, int index, struct udevice **devp);
 /**
  * uclass_find_first_device() - Return the first device in a uclass
  * @id:		Id number of the uclass
- * #devp:	Returns pointer to device, or NULL on error
+ * @devp:	Returns pointer to device, or NULL on error
  *
  * The device is not prepared for use - this is an internal function.
  * The function uclass_get_device_tail() can be used to probe the device.
@@ -239,7 +239,7 @@ int uclass_find_device_by_phandle(enum uclass_id id, struct udevice *parent,
  * Connect the device into uclass's list of devices.
  *
  * @dev:	Pointer to the device
- * #return 0 on success, -ve on error
+ * Return: 0 on success, -ve on error
  */
 int uclass_bind_device(struct udevice *dev);
 
@@ -250,7 +250,7 @@ int uclass_bind_device(struct udevice *dev);
  * Call any handled needed before uclass_unbind_device() is called
  *
  * @dev:	Pointer to the device
- * #return 0 on success, -ve on error
+ * Return: 0 on success, -ve on error
  */
 int uclass_pre_unbind_device(struct udevice *dev);
 
@@ -260,7 +260,7 @@ int uclass_pre_unbind_device(struct udevice *dev);
  * Disconnect the device from uclass's list of devices.
  *
  * @dev:	Pointer to the device
- * #return 0 on success, -ve on error
+ * Return: 0 on success, -ve on error
  */
 int uclass_unbind_device(struct udevice *dev);
 
@@ -277,7 +277,7 @@ static inline int uclass_unbind_device(struct udevice *dev) { return 0; }
  * uclass' child_pre_probe() method.
  *
  * @dev:	Pointer to the device
- * #return 0 on success, -ve on error
+ * Return: 0 on success, -ve on error
  */
 int uclass_pre_probe_device(struct udevice *dev);
 
@@ -288,7 +288,7 @@ int uclass_pre_probe_device(struct udevice *dev);
  * uclass.
  *
  * @dev:	Pointer to the device
- * #return 0 on success, -ve on error
+ * Return: 0 on success, -ve on error
  */
 int uclass_post_probe_device(struct udevice *dev);
 
@@ -298,7 +298,7 @@ int uclass_post_probe_device(struct udevice *dev);
  * Perform any pre-processing of a device that is about to be removed.
  *
  * @dev:	Pointer to the device
- * #return 0 on success, -ve on error
+ * Return: 0 on success, -ve on error
  */
 #if CONFIG_IS_ENABLED(DM_DEVICE_REMOVE)
 int uclass_pre_remove_device(struct udevice *dev);

include/dm/uclass.h

@@ -435,7 +435,7 @@ int uclass_probe_all(enum uclass_id id);
 int uclass_id_count(enum uclass_id id);
 
 /**
- * uclass_id_foreach_dev() - Helper function to iteration through devices
+ * uclass_id_foreach_dev() - iterate through devices of a given uclass ID
  *
  * This creates a for() loop which works through the available devices in
  * a uclass ID in order from start to end.
@@ -452,20 +452,20 @@ int uclass_id_count(enum uclass_id id);
 		list_for_each_entry(pos, &uc->dev_head, uclass_node)
 
 /**
- * uclass_foreach_dev() - Helper function to iteration through devices
+ * uclass_foreach_dev() - iterate through devices of a given uclass
  *
  * This creates a for() loop which works through the available devices in
  * a uclass in order from start to end.
  *
  * @pos: struct udevice * to hold the current device. Set to NULL when there
  * are no more devices.
- * @uc: uclass to scan
+ * @uc: uclass to scan (`struct uclass *`)
  */
 #define uclass_foreach_dev(pos, uc)	\
 	list_for_each_entry(pos, &uc->dev_head, uclass_node)
 
 /**
- * uclass_foreach_dev_safe() - Helper function to safely iteration through devs
+ * uclass_foreach_dev_safe() - safely iterate through devices of a given uclass
  *
  * This creates a for() loop which works through the available devices in
  * a uclass in order from start to end. Inside the loop, it is safe to remove
@@ -474,14 +474,13 @@ int uclass_id_count(enum uclass_id id);
  * @pos: struct udevice * to hold the current device. Set to NULL when there
  * are no more devices.
  * @next: struct udevice * to hold the next next
- * @uc: uclass to scan
+ * @uc: uclass to scan (`struct uclass *`)
  */
 #define uclass_foreach_dev_safe(pos, next, uc)	\
 	list_for_each_entry_safe(pos, next, &uc->dev_head, uclass_node)
 
 /**
- * uclass_foreach_dev_probe() - Helper function to iteration through devices
+ * uclass_foreach_dev_probe() - iterate through devices of a given uclass ID
- * of given uclass
  *
  * This creates a for() loop which works through the available devices in
  * a uclass in order from start to end. Devices are probed if necessary,