diff options
Diffstat (limited to 'drivers/rtc/rtc-pl031.c')
| -rw-r--r-- | drivers/rtc/rtc-pl031.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index 0e7c15b24c1c..d829ea63c4fb 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -293,25 +293,6 @@ static int pl031_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) return ret; } -static int pl031_irq_set_freq(struct device *dev, int freq) -{ - struct pl031_local *ldata = dev_get_drvdata(dev); - - /* Cant set timer if it is already enabled */ - if (readl(ldata->base + RTC_TCR) & RTC_TCR_EN) { - dev_err(dev, "can't change frequency while timer enabled\n"); - return -EINVAL; - } - - /* If self start bit in RTC_TCR is set timer will start here, - * but we never set that bit. Instead we start the timer when - * set_state is called with enabled == 1. - */ - writel(RTC_TIMER_FREQ / freq, ldata->base + RTC_TLR); - - return 0; -} - static int pl031_remove(struct amba_device *adev) { struct pl031_local *ldata = dev_get_drvdata(&adev->dev); @@ -408,7 +389,6 @@ static struct rtc_class_ops stv1_pl031_ops = { .read_alarm = pl031_read_alarm, .set_alarm = pl031_set_alarm, .alarm_irq_enable = pl031_alarm_irq_enable, - .irq_set_freq = pl031_irq_set_freq, }; /* And the second ST derivative */ @@ -418,7 +398,6 @@ static struct rtc_class_ops stv2_pl031_ops = { .read_alarm = pl031_stv2_read_alarm, .set_alarm = pl031_stv2_set_alarm, .alarm_irq_enable = pl031_alarm_irq_enable, - .irq_set_freq = pl031_irq_set_freq, }; static struct amba_id pl031_ids[] = { |