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These structures are normally named with 'uc' instead of 'uclass'. Change
this one for consistency.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ziping Chen <techping.chan@gmail.com>
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At present devices use a simple integer offset to record the device tree
node associated with the device. In preparation for supporting a live
device tree, which uses a node pointer instead, refactor existing code to
access this field through an inline function.
Signed-off-by: Simon Glass <sjg@chromium.org>
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Add a test to confirm that we can adjust LEDs using the led_gpio driver.
Signed-off-by: Simon Glass <sjg@chromium.org>
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Add a simple driver which allows use of LEDs attached to GPIOs. The linux
device tree binding is used.
Signed-off-by: Simon Glass <sjg@chromium.org>
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