diff options
| author | John Stultz <john.stultz@linaro.org> | 2011-02-03 23:02:07 +0300 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2011-03-09 22:23:35 +0300 |
| commit | 696160fec162601d06940862b5b3aa4460344c1b (patch) | |
| tree | 63c5d1d87f140b6a989256727b62071dd19d894b /drivers/rtc/rtc-pl031.c | |
| parent | 80d4bb515b78f38738f3378fd1be6039063ab040 (diff) | |
| download | linux-696160fec162601d06940862b5b3aa4460344c1b.tar.xz | |
RTC: Cleanup rtc_class_ops->irq_set_freq()
With the generic rtc code now emulating PIE mode irqs via an
hrtimer, no one calls the rtc_class_ops->irq_set_freq call.
This patch removes the hook and deletes the driver functions
if no one else calls them.
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Alessandro Zummo <a.zummo@towertech.it>
CC: Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br>
CC: rtc-linux@googlegroups.com
Signed-off-by: John Stultz <john.stultz@linaro.org>
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[] = { |