1 files changed, 3 insertions, 57 deletions

diff --git a/drivers/rtc/rtc-davinci.c b/drivers/rtc/rtc-davinci.c
index 34647fc1ee98..755e1fe914af 100644
--- a/drivers/rtc/rtc-davinci.c
+++ b/drivers/rtc/rtc-davinci.c
@@ -231,10 +231,6 @@ davinci_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
         case RTC_WIE_OFF:
                 rtc_ctrl &= ~PRTCSS_RTC_CTRL_WEN;
                 break;
-        case RTC_UIE_OFF:
-        case RTC_UIE_ON:
-                ret = -ENOTTY;
-                break;
         default:
                 ret = -ENOIOCTLCMD;
         }
@@ -473,55 +469,6 @@ static int davinci_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
         return 0;
 }
 
-static int davinci_rtc_irq_set_state(struct device *dev, int enabled)
-{
-        struct davinci_rtc *davinci_rtc = dev_get_drvdata(dev);
-        unsigned long flags;
-        u8 rtc_ctrl;
-
-        spin_lock_irqsave(&davinci_rtc_lock, flags);
-
-        rtc_ctrl = rtcss_read(davinci_rtc, PRTCSS_RTC_CTRL);
-
-        if (enabled) {
-                while (rtcss_read(davinci_rtc, PRTCSS_RTC_CTRL)
-                       & PRTCSS_RTC_CTRL_WDTBUS)
-                        cpu_relax();
-
-                rtc_ctrl |= PRTCSS_RTC_CTRL_TE;
-                rtcss_write(davinci_rtc, rtc_ctrl, PRTCSS_RTC_CTRL);
-
-                rtcss_write(davinci_rtc, 0x0, PRTCSS_RTC_CLKC_CNT);
-
-                rtc_ctrl |= PRTCSS_RTC_CTRL_TIEN |
-                            PRTCSS_RTC_CTRL_TMMD |
-                            PRTCSS_RTC_CTRL_TMRFLG;
-        } else
-                rtc_ctrl &= ~PRTCSS_RTC_CTRL_TIEN;
-
-        rtcss_write(davinci_rtc, rtc_ctrl, PRTCSS_RTC_CTRL);
-
-        spin_unlock_irqrestore(&davinci_rtc_lock, flags);
-
-        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,
@@ -529,8 +476,6 @@ 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_state          = davinci_rtc_irq_set_state,
-        .irq_set_freq           = davinci_rtc_irq_set_freq,
 };
 
 static int __init davinci_rtc_probe(struct platform_device *pdev)
@@ -579,6 +524,8 @@ static int __init davinci_rtc_probe(struct platform_device *pdev)
                 goto fail2;
         }
 
+        platform_set_drvdata(pdev, davinci_rtc);
+
         davinci_rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
                                     &davinci_rtc_ops, THIS_MODULE);
         if (IS_ERR(davinci_rtc->rtc)) {
@@ -608,8 +555,6 @@ static int __init davinci_rtc_probe(struct platform_device *pdev)
 
         rtcss_write(davinci_rtc, PRTCSS_RTC_CCTRL_CAEN, PRTCSS_RTC_CCTRL);
 
-        platform_set_drvdata(pdev, davinci_rtc);
-
         device_init_wakeup(&pdev->dev, 0);
 
         return 0;
@@ -617,6 +562,7 @@ static int __init davinci_rtc_probe(struct platform_device *pdev)
 fail4:
         rtc_device_unregister(davinci_rtc->rtc);
 fail3:
+        platform_set_drvdata(pdev, NULL);
         iounmap(davinci_rtc->base);
 fail2:
         release_mem_region(davinci_rtc->pbase, davinci_rtc->base_size);