3f603cbbb8
dm: Use uclass_first_device_err() where it is useful
...
Use this new function in places where it simplifies the code.
Signed-off-by: Simon Glass <sjg@chromium.org>
9 years ago
486478282e
rockchip: gpio: Implement the get_function() method
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Provide this method so that 'gpio status' works fully. It now shows
whether a pin is used for input, output or some other function.
Signed-off-by: Simon Glass <sjg@chromium.org>
9 years ago
7d0c2c3feb
rockchip: gpio: Read the GPIO value correctly
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This function should return 0 or 1, not a mask. Fix it.
Signed-off-by: Simon Glass <sjg@chromium.org>
9 years ago
1f8f7730a8
rockchip: gpio: Add rockchip GPIO driver
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This supports RK3288 at present. It does not implement functions or support
for pull up/down.
Signed-off-by: Simon Glass <sjg@chromium.org>
10 years ago
Simon Glass