powerpc/sysdev/fsl_gtm.c

146  * @tmr:	pointer to the gtm_timer structure obtained from gtm_get_timer
151 void gtm_put_timer16(struct gtm_timer *tmr)
153 	gtm_stop_timer16(tmr);
155 	spin_lock_irq(&tmr->gtm->lock);
156 	tmr->requested = false;
157 	spin_unlock_irq(&tmr->gtm->lock);
165 static int gtm_set_ref_timer16(struct gtm_timer *tmr, int frequency,
168 	struct gtm *gtm = tmr->gtm;
169 	int num = tmr - &gtm->timers[0];
178 	if (!tmr->gtpsr)
209 	clrsetbits_8(tmr->gtcfr, ~(GTCFR_STP(num) | GTCFR_RST(num)),
212 	setbits8(tmr->gtcfr, GTCFR_STP(num));
214 	if (tmr->gtpsr)
215 		out_be16(tmr->gtpsr, psr);
216 	clrsetbits_be16(tmr->gtmdr, 0xFFFF, iclk | GTMDR_SPS(sps) |
218 	out_be16(tmr->gtcnr, 0);
219 	out_be16(tmr->gtrfr, reference_value);
220 	out_be16(tmr->gtevr, 0xFFFF);
223 	clrbits8(tmr->gtcfr, GTCFR_STP(num));
232  * @tmr:	pointer to the gtm_timer structure obtained from gtm_get_timer
243 int gtm_set_timer16(struct gtm_timer *tmr, unsigned long usec, bool reload)
258 	return gtm_set_ref_timer16(tmr, freq, usec, reload);
264  * @tmr:	pointer to the gtm_timer structure obtained from gtm_get_timer
279 int gtm_set_exact_timer16(struct gtm_timer *tmr, u16 usec, bool reload)
291 	return gtm_set_ref_timer16(tmr, freq, usec, reload);
297  * @tmr:	pointer to the gtm_timer structure obtained from gtm_get_timer
302 void gtm_stop_timer16(struct gtm_timer *tmr)
304 	struct gtm *gtm = tmr->gtm;
305 	int num = tmr - &gtm->timers[0];
310 	setbits8(tmr->gtcfr, GTCFR_STP(num));
311 	out_be16(tmr->gtevr, 0xFFFF);
319  * @tmr:	pointer to the gtm_timer structure obtained from gtm_get_timer
326 void gtm_ack_timer16(struct gtm_timer *tmr, u16 events)
328 	out_be16(tmr->gtevr, events);