summaryrefslogtreecommitdiffstats
path: root/drivers/watchdog
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2008-11-11 09:24:31 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-11-11 09:24:31 -0800
commite892873c5d7431324d98dfd3ed1572a2948046be (patch)
tree05d3785c0a4720c63fa7a7d9372ba24904b5049a /drivers/watchdog
parenteda1be631a1efa3985b408a231ba20e1ecf0a92b (diff)
parentcb8fdc69a2a80e81e1280ec58afd2c3217ac8a7f (diff)
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: powerpc: Update desktop/server defconfigs powerpc: Fix msr check in compat_sys_swapcontext powerpc: Repair device bindings documentation powerpc: Updated Freescale PPC related defconfigs powerpc: Update QE/CPM2 usb_ctlr structures for USB support powerpc/86xx: Correct SOC bus-frequency in GE Fanuc SBC610 DTS powerpc: Fix Book-E watchdog timer interval setting powerpc/fsl-booke: Fix synchronization bug w/local tlb invalidates
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/booke_wdt.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c
index c3b78a76f17..225398fd504 100644
--- a/drivers/watchdog/booke_wdt.c
+++ b/drivers/watchdog/booke_wdt.c
@@ -42,8 +42,10 @@ u32 booke_wdt_period = WDT_PERIOD_DEFAULT;
#ifdef CONFIG_FSL_BOOKE
#define WDTP(x) ((((63-x)&0x3)<<30)|(((63-x)&0x3c)<<15))
+#define WDTP_MASK (WDTP(0))
#else
#define WDTP(x) (TCR_WP(x))
+#define WDTP_MASK (TCR_WP_MASK)
#endif
static DEFINE_SPINLOCK(booke_wdt_lock);
@@ -65,6 +67,7 @@ static void __booke_wdt_enable(void *data)
/* clear status before enabling watchdog */
__booke_wdt_ping(NULL);
val = mfspr(SPRN_TCR);
+ val &= ~WDTP_MASK;
val |= (TCR_WIE|TCR_WRC(WRC_CHIP)|WDTP(booke_wdt_period));
mtspr(SPRN_TCR, val);
@@ -114,7 +117,7 @@ static long booke_wdt_ioctl(struct file *file,
case WDIOC_SETTIMEOUT:
if (get_user(booke_wdt_period, p))
return -EFAULT;
- mtspr(SPRN_TCR, (mfspr(SPRN_TCR) & ~WDTP(0)) |
+ mtspr(SPRN_TCR, (mfspr(SPRN_TCR) & ~WDTP_MASK) |
WDTP(booke_wdt_period));
return 0;
case WDIOC_GETTIMEOUT: