---

yaml --- r: 208453 b: refs/heads/master c: 0a89b55 h: refs/heads/master i: 208451: b7fcb6c v: v3
git-mirror · Aug 11, 2010 · c1b2ef2 · c1b2ef2
1 parent e5250f6
commit c1b2ef2
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 9 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5fc79d85d2ab7ce144bc75e06cab58126249afbb
+refs/heads/master: 0a89b55364e0a4fd4be9bc2c9a697f9b027eb395
diff --git a/trunk/drivers/rtc/rtc-nuc900.c b/trunk/drivers/rtc/rtc-nuc900.c
@@ -85,22 +85,21 @@ static irqreturn_t nuc900_rtc_interrupt(int irq, void *_rtc)
 
 static int *check_rtc_access_enable(struct nuc900_rtc *nuc900_rtc)
 {
-	unsigned int i;
+	unsigned int i, timeout = 0x1000;
 	__raw_writel(INIRRESET, nuc900_rtc->rtc_reg + REG_RTC_INIR);
 
 	mdelay(10);
 
 	__raw_writel(AERPOWERON, nuc900_rtc->rtc_reg + REG_RTC_AER);
 
-	for (i = 0; i < 1000; i++) {
-		if (__raw_readl(nuc900_rtc->rtc_reg + REG_RTC_AER) & AERRWENB)
-			return 0;
-	}
+	while (!(__raw_readl(nuc900_rtc->rtc_reg + REG_RTC_AER) & AERRWENB)
+								&& timeout--)
+		mdelay(1);
 
-	if ((__raw_readl(nuc900_rtc->rtc_reg + REG_RTC_AER) & AERRWENB) == 0x0)
-		return ERR_PTR(-ENODEV);
+	if (!timeout)
+		return ERR_PTR(-EPERM);
 
-	return ERR_PTR(-EPERM);
+	return 0;
 }
 
 static void nuc900_rtc_bcd2bin(unsigned int timereg,