Lines Matching refs:signal
93 defined by the binding for the device. If the board inverts the signal between
95 opposite physical level than the signal at the device's pin.
97 When the device's signal polarity is configurable, the binding for the
100 a) Define a single static polarity for the signal, with the expectation that
102 that signal polarity.
114 concepts of configurable signal polarity in the device, and possible board-
115 level signal inversion.
119 b) Pick a single option for device signal polarity, and document this choice
120 in the binding. The gpio-specifier should represent the polarity of the signal
122 particular signal polarity choice. If software chooses to program the device
123 to generate or receive a signal of the opposite polarity, software will be
124 responsible for correctly interpreting (inverting) the GPIO signal at the GPIO