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dm: core: Add a function to get a device's uclass ID

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This is useful to check which uclass a device is in.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
This commit is contained in:
Simon Glass 2015-01-25 08:27:04 -07:00
parent 0118ce7957
commit b367053102
3 changed files with 24 additions and 0 deletions
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8
include/dm/device.h
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@ -245,6 +245,14 @@ struct udevice *dev_get_parent(struct udevice *child);
*/
ulong dev_get_of_data(struct udevice *dev);
/*
* device_get_uclass_id() - return the uclass ID of a device
*
* @dev: Device to check
* @return uclass ID for the device
*/
enum uclass_id device_get_uclass_id(struct udevice *dev);
/**
* device_get_child() - Get the child of a device by index
*