phosphor-buttons/inc/gpio.hpp

8 //      http://www.apache.org/licenses/LICENSE-2.0
26 // enum to represent gpio states
33 // enum to represent gpio polarity
46 // this struct has the gpio config for single gpio
49     int fd; // io fd mapped with the gpio
58  * config which is set from gpio defs json file.
59  * The fd of the configured gpio is stored in ButtonConfig.gpios container
60  * @return int returns 0 on successful config of all gpios
66  * @brief  configures and initializes the single gpio
67  * @return int returns 0 on successful config of all gpios
73 // Set gpio state based on polarity
75 // Get gpio state based on polarity