Lines Matching refs:period_ns
54 #define PCA9685_DEFAULT_PERIOD 5000000 /* Default period_ns = 1/200 Hz */
77 int period_ns;
250 int duty_ns, int period_ns)
257 if (period_ns != pca->period_ns) {
258 prescale = DIV_ROUND_CLOSEST(PCA9685_OSC_CLOCK_MHZ * period_ns,
278 pca->period_ns = period_ns;
297 if (duty_ns == period_ns) {
325 duty = DIV_ROUND_UP_ULL(duty, period_ns);
464 pca->period_ns = PCA9685_DEFAULT_PERIOD;