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rtc: ds1511: remove incomplete UIE support

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There is no way to enable UIE in the driver, drop RTC_UF support.

Link: https://lore.kernel.org/r/20240227230431.1837717-6-alexandre.belloni@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2024-02-28 00:04:21 +01:00
parent 22e1b2c7a4
commit 6529ab38c8
1 changed files with 5 additions and 13 deletions
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18
drivers/rtc/rtc-ds1511.c
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@ -191,17 +191,13 @@ static void ds1511_rtc_update_alarm(struct rtc_plat_data *pdata)
unsigned long flags;
spin_lock_irqsave(&pdata->lock, flags);
rtc_write(pdata->alrm_mday < 0 || (pdata->irqen & RTC_UF) ?
0x80 : bin2bcd(pdata->alrm_mday) & 0x3f,
rtc_write(pdata->alrm_mday < 0 ? 0x80 : bin2bcd(pdata->alrm_mday) & 0x3f,
DS1511_AM4_DATE);
rtc_write(pdata->alrm_hour < 0 || (pdata->irqen & RTC_UF) ?
0x80 : bin2bcd(pdata->alrm_hour) & 0x3f,
rtc_write(pdata->alrm_hour < 0 ? 0x80 : bin2bcd(pdata->alrm_hour) & 0x3f,
DS1511_AM3_HOUR);
rtc_write(pdata->alrm_min < 0 || (pdata->irqen & RTC_UF) ?
0x80 : bin2bcd(pdata->alrm_min) & 0x7f,
rtc_write(pdata->alrm_min < 0 ? 0x80 : bin2bcd(pdata->alrm_min) & 0x7f,
DS1511_AM2_MIN);
rtc_write(pdata->alrm_sec < 0 || (pdata->irqen & RTC_UF) ?
0x80 : bin2bcd(pdata->alrm_sec) & 0x7f,
rtc_write(pdata->alrm_sec < 0 ? 0x80 : bin2bcd(pdata->alrm_sec) & 0x7f,
DS1511_AM1_SEC);
rtc_write(rtc_read(DS1511_CONTROL_B) | (pdata->irqen ? DS1511_TIE : 0), DS1511_CONTROL_B);
rtc_read(DS1511_CONTROL_A); /* clear interrupts */
@ -252,11 +248,7 @@ static irqreturn_t ds1511_interrupt(int irq, void *dev_id)
* read and clear interrupt
*/
if (rtc_read(DS1511_CONTROL_A) & DS1511_IRQF) {
events = RTC_IRQF;
if (rtc_read(DS1511_AM1_SEC) & 0x80)
events |= RTC_UF;
else
events |= RTC_AF;
events = RTC_IRQF | RTC_AF;
rtc_update_irq(pdata->rtc, 1, events);
}
spin_unlock(&pdata->lock);