Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog

* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog:
  [WATCHDOG] max63xx driver depends on ioremap()
  [WATCHDOG] max63xx: be careful when disabling the watchdog
  [WATCHDOG] fixed book E watchdog period register mask.
  [WATCHDOG] omap4: Fix WDT Kconfig

3 files changed, 11 insertions, 6 deletions

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 0e8468ffd100..0bf5020d0d32 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -194,10 +194,10 @@ config EP93XX_WATCHDOG
 
 config OMAP_WATCHDOG
         tristate "OMAP Watchdog"
-        depends on ARCH_OMAP16XX || ARCH_OMAP2 || ARCH_OMAP3
+        depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS
         help
-          Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430 watchdog.  Say 'Y'
-          here to enable the OMAP1610/OMAP1710/OMAP2420/OMAP3430 watchdog timer.
+          Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog.  Say 'Y'
+          here to enable the OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer.
 
 config PNX4008_WATCHDOG
         tristate "PNX4008 Watchdog"
@@ -302,7 +302,7 @@ config TS72XX_WATCHDOG
 
 config MAX63XX_WATCHDOG
         tristate "Max63xx watchdog"
-        depends on ARM
+        depends on ARM && HAS_IOMEM
         help
           Support for memory mapped max63{69,70,71,72,73,74} watchdog timer.
 
diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c
index 8b724aad6825..500d38342e1e 100644
--- a/drivers/watchdog/booke_wdt.c
+++ b/drivers/watchdog/booke_wdt.c
@@ -44,7 +44,7 @@ u32 booke_wdt_period = WDT_PERIOD_DEFAULT;
 
 #ifdef  CONFIG_FSL_BOOKE
 #define WDTP(x)         ((((x)&0x3)<<30)|(((x)&0x3c)<<15))
-#define WDTP_MASK       (WDTP(0))
+#define WDTP_MASK       (WDTP(0x3f))
 #else
 #define WDTP(x)         (TCR_WP(x))
 #define WDTP_MASK       (TCR_WP_MASK)
diff --git a/drivers/watchdog/max63xx_wdt.c b/drivers/watchdog/max63xx_wdt.c
index 75f3a83c0361..3053ff05ca41 100644
--- a/drivers/watchdog/max63xx_wdt.c
+++ b/drivers/watchdog/max63xx_wdt.c
@@ -154,9 +154,14 @@ static void max63xx_wdt_enable(struct max63xx_timeout *entry)
 
 static void max63xx_wdt_disable(void)
 {
+        u8 val;
+
         spin_lock(&io_lock);
 
-        __raw_writeb(3, wdt_base);
+        val = __raw_readb(wdt_base);
+        val &= ~MAX6369_WDSET;
+        val |= 3;
+        __raw_writeb(val, wdt_base);
 
         spin_unlock(&io_lock);