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authorJohn Stultz <john.stultz@linaro.org>2011-02-03 12:02:07 -0800
committerJohn Stultz <john.stultz@linaro.org>2011-03-09 11:23:35 -0800
commit696160fec162601d06940862b5b3aa4460344c1b (patch)
tree63c5d1d87f140b6a989256727b62071dd19d894b /drivers/rtc/rtc-davinci.c
parent80d4bb515b78f38738f3378fd1be6039063ab040 (diff)
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-davinci.c')
-rw-r--r--drivers/rtc/rtc-davinci.c17
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/rtc/rtc-davinci.c b/drivers/rtc/rtc-davinci.c
index 92da73d40e13..dfd98a235ad1 100644
--- a/drivers/rtc/rtc-davinci.c
+++ b/drivers/rtc/rtc-davinci.c
@@ -473,22 +473,6 @@ static int davinci_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
return 0;
}
-static int davinci_rtc_irq_set_freq(struct device *dev, int freq)
-{
- struct davinci_rtc *davinci_rtc = dev_get_drvdata(dev);
- unsigned long flags;
- u16 tmr_counter = (0x8000 >> (ffs(freq) - 1));
-
- spin_lock_irqsave(&davinci_rtc_lock, flags);
-
- rtcss_write(davinci_rtc, tmr_counter & 0xFF, PRTCSS_RTC_TMR0);
- rtcss_write(davinci_rtc, (tmr_counter & 0xFF00) >> 8, PRTCSS_RTC_TMR1);
-
- spin_unlock_irqrestore(&davinci_rtc_lock, flags);
-
- return 0;
-}
-
static struct rtc_class_ops davinci_rtc_ops = {
.ioctl = davinci_rtc_ioctl,
.read_time = davinci_rtc_read_time,
@@ -496,7 +480,6 @@ static struct rtc_class_ops davinci_rtc_ops = {
.alarm_irq_enable = davinci_rtc_alarm_irq_enable,
.read_alarm = davinci_rtc_read_alarm,
.set_alarm = davinci_rtc_set_alarm,
- .irq_set_freq = davinci_rtc_irq_set_freq,
};
static int __init davinci_rtc_probe(struct platform_device *pdev)