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blackfin RTC driver: if we dont define irq_set_freq, the common rtc-dev layer will give us the same behavior of returning ENOTTY 

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Cc: David Brownell <david-b@pacbell.net>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mike Frysinger 2008-08-05 13:01:15 -07:00 committed by Linus Torvalds
parent c69ad71bcd
commit dd279f6127
1 changed files with 0 additions and 15 deletions
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15
drivers/rtc/rtc-bfin.c
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@ -381,20 +381,6 @@ static int bfin_rtc_proc(struct device *dev, struct seq_file *seq)
#undef yesno #undef yesno
} }
/**
* bfin_irq_set_freq - make sure hardware supports requested freq
* @dev: pointer to RTC device structure
* @freq: requested frequency rate
*
* The Blackfin RTC can only generate periodic events at 1 per
* second (1 Hz), so reject any attempt at changing it.
*/
static int bfin_irq_set_freq(struct device *dev, int freq)
{
dev_dbg_stamp(dev);
return -ENOTTY;
}
static struct rtc_class_ops bfin_rtc_ops = { static struct rtc_class_ops bfin_rtc_ops = {
.open = bfin_rtc_open, .open = bfin_rtc_open,
.release = bfin_rtc_release, .release = bfin_rtc_release,
@ -404,7 +390,6 @@ static struct rtc_class_ops bfin_rtc_ops = {
.read_alarm = bfin_rtc_read_alarm, .read_alarm = bfin_rtc_read_alarm,
.set_alarm = bfin_rtc_set_alarm, .set_alarm = bfin_rtc_set_alarm,
.proc = bfin_rtc_proc, .proc = bfin_rtc_proc,
.irq_set_freq = bfin_irq_set_freq,
}; };
static int __devinit bfin_rtc_probe(struct platform_device *pdev) static int __devinit bfin_rtc_probe(struct platform_device *pdev)