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256ac03750
Allow specifying that a single multiplexer controller can be used to control several parallel multiplexers, thus enabling sharing of the multiplexer controller by different consumers. Add a binding for a first mux controller in the form of a GPIO based mux controller. Acked-by: Jonathan Cameron <jic23@kernel.org> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Peter Rosin <peda@axentia.se> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
17 lines
444 B
C
17 lines
444 B
C
/*
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* This header provides constants for most Multiplexer bindings.
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*
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* Most Multiplexer bindings specify an idle state. In most cases, the
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* the multiplexer can be left as is when idle, and in some cases it can
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* disconnect the input/output and leave the multiplexer in a high
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* impedance state.
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*/
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#ifndef _DT_BINDINGS_MUX_MUX_H
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#define _DT_BINDINGS_MUX_MUX_H
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#define MUX_IDLE_AS_IS (-1)
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#define MUX_IDLE_DISCONNECT (-2)
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#endif
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