Lines Matching defs:gpio
82 int gpio;
91 printf(" -g <gpio> (reset gpio. default: %d)\n", gpio_nreset);
148 snprintf(gpio_dev, sizeof(gpio_dev), "/sys/class/gpio/gpio%d/value", gpio_nreset);
149 gpio = open(gpio_dev, O_WRONLY);
150 if (gpio < 0) {
151 perror("Error opening nreset gpio");
153 if (write_byte(gpio, '1') < 0)
154 perror("Failed to set gpio to 1");
155 close(gpio);
304 gpio = open(gpio_dev, O_WRONLY);
305 if (gpio < 0) {
306 perror("Error opening nreset gpio");
308 if (write_byte(gpio, '0') < 0)
309 perror("Failed to set gpio to 0");
310 close(gpio);
