1 files changed, 15 insertions, 0 deletions

diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index cfa3ccf493bb..118d716f7832 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -29,6 +29,7 @@
 #include <asm/r4kcache.h>
 #include <asm/txx9/generic.h>
 #include <asm/txx9/pci.h>
+#include <asm/txx9tmr.h>
 #ifdef CONFIG_CPU_TX49XX
 #include <asm/txx9/tx4938.h>
 #endif
@@ -444,6 +445,20 @@ void __init txx9_wdt_init(unsigned long base)
         platform_device_register_simple("txx9wdt", -1, &res, 1);
 }
 
+void txx9_wdt_now(unsigned long base)
+{
+        struct txx9_tmr_reg __iomem *tmrptr =
+                ioremap(base, sizeof(struct txx9_tmr_reg));
+        /* disable watch dog timer */
+        __raw_writel(TXx9_TMWTMR_WDIS | TXx9_TMWTMR_TWC, &tmrptr->wtmr);
+        __raw_writel(0, &tmrptr->tcr);
+        /* kick watchdog */
+        __raw_writel(TXx9_TMWTMR_TWIE, &tmrptr->wtmr);
+        __raw_writel(1, &tmrptr->cpra); /* immediate */
+        __raw_writel(TXx9_TMTCR_TCE | TXx9_TMTCR_CCDE | TXx9_TMTCR_TMODE_WDOG,
+                     &tmrptr->tcr);
+}
+
 /* SPI support */
 void __init txx9_spi_init(int busid, unsigned long base, int irq)
 {