Lines Matching defs:period
85 /* Total blink period in milliseconds */
235 unsigned long time_on, time_off, period;
250 period = pca963x_period_scale(led, time_on + time_off);
252 /* If period not supported by hardware, default to someting sane. */
253 if ((period < PCA963X_BLINK_PERIOD_MIN) ||
254 (period > PCA963X_BLINK_PERIOD_MAX)) {
257 period = pca963x_period_scale(led, 1000);
262 * (time_on / period) = (GDC / 256) ->
263 * GDC = ((time_on * 256) / period)
265 gdc = (pca963x_period_scale(led, time_on) * 256) / period;
268 * From manual: period = ((GFRQ + 1) / 24) in seconds.
269 * So, period (in ms) = (((GFRQ + 1) / 24) * 1000) ->
270 * GFRQ = ((period * 24 / 1000) - 1)
272 gfrq = (period * 24 / 1000) - 1;
297 if (device_property_read_u32(dev, "nxp,period-scale",