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authorJohn Stultz <john.stultz@linaro.org>2011-02-04 16:16:12 -0800
committerJohn Stultz <john.stultz@linaro.org>2011-03-09 11:24:54 -0800
commite428c6a2772bcf6b022baf7c8267cca3634c0c3e (patch)
treee53361c43ae67102e1050361ef432ac0401f8191 /drivers/rtc/rtc-at91rm9200.c
parent51ba60c5bb3b0f71bee26404ddc22d8e4109e88a (diff)
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RTC: Clean out UIE icotl implementations
With the generic RTC rework, the UIE mode irqs are handled in the generic layer, and only hardware specific ioctls get passed down to the rtc driver layer. So this patch removes the UIE mode ioctl handling in the rtc driver layer, which never get used. 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-at91rm9200.c')
-rw-r--r--drivers/rtc/rtc-at91rm9200.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index 26d1cf5d19ae..518a76ec71ca 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -183,33 +183,6 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
return 0;
}
-/*
- * Handle commands from user-space
- */
-static int at91_rtc_ioctl(struct device *dev, unsigned int cmd,
- unsigned long arg)
-{
- int ret = 0;
-
- pr_debug("%s(): cmd=%08x, arg=%08lx.\n", __func__, cmd, arg);
-
- /* important: scrub old status before enabling IRQs */
- switch (cmd) {
- case RTC_UIE_OFF: /* update off */
- at91_sys_write(AT91_RTC_IDR, AT91_RTC_SECEV);
- break;
- case RTC_UIE_ON: /* update on */
- at91_sys_write(AT91_RTC_SCCR, AT91_RTC_SECEV);
- at91_sys_write(AT91_RTC_IER, AT91_RTC_SECEV);
- break;
- default:
- ret = -ENOIOCTLCMD;
- break;
- }
-
- return ret;
-}
-
static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
pr_debug("%s(): cmd=%08x\n", __func__, enabled);
@@ -269,7 +242,6 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id)
}
static const struct rtc_class_ops at91_rtc_ops = {
- .ioctl = at91_rtc_ioctl,
.read_time = at91_rtc_readtime,
.set_time = at91_rtc_settime,
.read_alarm = at91_rtc_readalarm,