Lines Matching refs:ds1305
88 struct ds1305 { struct
145 struct ds1305 *ds1305 = dev_get_drvdata(dev); in ds1305_alarm_irq_enable() local
150 buf[1] = ds1305->ctrl[0]; in ds1305_alarm_irq_enable()
153 if (ds1305->ctrl[0] & DS1305_AEI0) in ds1305_alarm_irq_enable()
161 err = spi_write_then_read(ds1305->spi, buf, sizeof(buf), NULL, 0); in ds1305_alarm_irq_enable()
163 ds1305->ctrl[0] = buf[1]; in ds1305_alarm_irq_enable()
176 struct ds1305 *ds1305 = dev_get_drvdata(dev); in ds1305_get_time() local
184 status = spi_write_then_read(ds1305->spi, &addr, sizeof(addr), in ds1305_get_time()
211 struct ds1305 *ds1305 = dev_get_drvdata(dev); in ds1305_set_time() local
226 *bp++ = hour2bcd(ds1305->hr12, time->tm_hour); in ds1305_set_time()
235 return spi_write_then_read(ds1305->spi, buf, sizeof(buf), in ds1305_set_time()
272 struct ds1305 *ds1305 = dev_get_drvdata(dev); in ds1305_get_alarm() local
273 struct spi_device *spi = ds1305->spi; in ds1305_get_alarm()
285 ds1305->ctrl, sizeof(ds1305->ctrl)); in ds1305_get_alarm()
289 alm->enabled = !!(ds1305->ctrl[0] & DS1305_AEI0); in ds1305_get_alarm()
290 alm->pending = !!(ds1305->ctrl[1] & DS1305_AEI0); in ds1305_get_alarm()
324 struct ds1305 *ds1305 = dev_get_drvdata(dev); in ds1305_set_alarm() local
325 struct spi_device *spi = ds1305->spi; in ds1305_set_alarm()
351 if (ds1305->ctrl[0] & DS1305_AEI0) { in ds1305_set_alarm()
352 ds1305->ctrl[0] &= ~DS1305_AEI0; in ds1305_set_alarm()
355 buf[1] = ds1305->ctrl[0]; in ds1305_set_alarm()
356 status = spi_write_then_read(ds1305->spi, buf, 2, NULL, 0); in ds1305_set_alarm()
365 buf[1 + DS1305_HOUR] = hour2bcd(ds1305->hr12, alm->time.tm_hour); in ds1305_set_alarm()
378 ds1305->ctrl[0] |= DS1305_AEI0; in ds1305_set_alarm()
381 buf[1] = ds1305->ctrl[0]; in ds1305_set_alarm()
382 status = spi_write_then_read(ds1305->spi, buf, 2, NULL, 0); in ds1305_set_alarm()
392 struct ds1305 *ds1305 = dev_get_drvdata(dev); in ds1305_proc() local
397 if ((ds1305->ctrl[2] & 0xf0) == DS1305_TRICKLE_MAGIC) { in ds1305_proc()
398 switch (ds1305->ctrl[2] & 0x0c) { in ds1305_proc()
408 switch (ds1305->ctrl[2] & 0x03) { in ds1305_proc()
445 struct ds1305 *ds1305 = container_of(work, struct ds1305, work); in ds1305_work() local
446 struct mutex *lock = &ds1305->rtc->ops_lock; in ds1305_work()
447 struct spi_device *spi = ds1305->spi; in ds1305_work()
458 ds1305->ctrl[0] &= ~(DS1305_AEI1 | DS1305_AEI0); in ds1305_work()
459 ds1305->ctrl[1] = 0; in ds1305_work()
462 buf[1] = ds1305->ctrl[0]; in ds1305_work()
472 if (!test_bit(FLAG_EXITING, &ds1305->flags)) in ds1305_work()
475 rtc_update_irq(ds1305->rtc, 1, RTC_AF | RTC_IRQF); in ds1305_work()
485 struct ds1305 *ds1305 = p; in ds1305_irq() local
488 schedule_work(&ds1305->work); in ds1305_irq()
519 struct ds1305 *ds1305 = priv; in ds1305_nvram_read() local
520 struct spi_device *spi = ds1305->spi; in ds1305_nvram_read()
534 struct ds1305 *ds1305 = priv; in ds1305_nvram_write() local
535 struct spi_device *spi = ds1305->spi; in ds1305_nvram_write()
554 struct ds1305 *ds1305; in ds1305_probe() local
578 ds1305 = devm_kzalloc(&spi->dev, sizeof(*ds1305), GFP_KERNEL); in ds1305_probe()
579 if (!ds1305) in ds1305_probe()
581 ds1305->spi = spi; in ds1305_probe()
582 spi_set_drvdata(spi, ds1305); in ds1305_probe()
587 ds1305->ctrl, sizeof(ds1305->ctrl)); in ds1305_probe()
594 dev_dbg(&spi->dev, "ctrl %s: %3ph\n", "read", ds1305->ctrl); in ds1305_probe()
601 if ((ds1305->ctrl[0] & 0x38) != 0 || (ds1305->ctrl[1] & 0xfc) != 0) { in ds1305_probe()
605 if (ds1305->ctrl[2] == 0) in ds1305_probe()
611 if (ds1305->ctrl[0] & DS1305_WP) { in ds1305_probe()
614 ds1305->ctrl[0] &= ~DS1305_WP; in ds1305_probe()
617 buf[1] = ds1305->ctrl[0]; in ds1305_probe()
628 if (ds1305->ctrl[0] & DS1305_nEOSC) { in ds1305_probe()
629 ds1305->ctrl[0] &= ~DS1305_nEOSC; in ds1305_probe()
635 if (ds1305->ctrl[1]) { in ds1305_probe()
636 ds1305->ctrl[1] = 0; in ds1305_probe()
643 if (((ds1305->ctrl[2] & 0xf0) != DS1305_TRICKLE_MAGIC)) { in ds1305_probe()
644 ds1305->ctrl[2] = DS1305_TRICKLE_MAGIC in ds1305_probe()
652 if (!(ds1305->ctrl[0] & DS1306_1HZ)) { in ds1305_probe()
653 ds1305->ctrl[0] |= DS1306_1HZ; in ds1305_probe()
657 if (ds1305->ctrl[0] & DS1306_1HZ) { in ds1305_probe()
658 ds1305->ctrl[0] &= ~DS1306_1HZ; in ds1305_probe()
669 buf[1] = ds1305->ctrl[0]; in ds1305_probe()
670 buf[2] = ds1305->ctrl[1]; in ds1305_probe()
671 buf[3] = ds1305->ctrl[2]; in ds1305_probe()
679 dev_dbg(&spi->dev, "ctrl %s: %3ph\n", "write", ds1305->ctrl); in ds1305_probe()
691 ds1305->hr12 = (DS1305_HR_12 & value) != 0; in ds1305_probe()
692 if (ds1305->hr12) in ds1305_probe()
696 ds1305->rtc = devm_rtc_allocate_device(&spi->dev); in ds1305_probe()
697 if (IS_ERR(ds1305->rtc)) { in ds1305_probe()
698 return PTR_ERR(ds1305->rtc); in ds1305_probe()
701 ds1305->rtc->ops = &ds1305_ops; in ds1305_probe()
703 ds1305_nvmem_cfg.priv = ds1305; in ds1305_probe()
704 ds1305->rtc->nvram_old_abi = true; in ds1305_probe()
705 status = rtc_register_device(ds1305->rtc); in ds1305_probe()
711 rtc_nvmem_register(ds1305->rtc, &ds1305_nvmem_cfg); in ds1305_probe()
720 INIT_WORK(&ds1305->work, ds1305_work); in ds1305_probe()
722 0, dev_name(&ds1305->rtc->dev), ds1305); in ds1305_probe()
736 struct ds1305 *ds1305 = spi_get_drvdata(spi); in ds1305_remove() local
740 set_bit(FLAG_EXITING, &ds1305->flags); in ds1305_remove()
741 devm_free_irq(&spi->dev, spi->irq, ds1305); in ds1305_remove()
742 cancel_work_sync(&ds1305->work); in ds1305_remove()