[PATCH] imx_watchdog: do not soft-reset while watchdog init
Anatolij Gustschin
agust at denx.de
Tue Apr 16 11:01:54 CEST 2013
Currently the driver clears WCR_SRS bit when enabling
the watchdog and this causes a software reset. Do not
clear WCR_SRS.
Signed-off-by: Anatolij Gustschin <agust at denx.de>
---
drivers/watchdog/imx_watchdog.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/watchdog/imx_watchdog.c b/drivers/watchdog/imx_watchdog.c
index 50e602a..d5993b4 100644
--- a/drivers/watchdog/imx_watchdog.c
+++ b/drivers/watchdog/imx_watchdog.c
@@ -19,6 +19,7 @@ struct watchdog_regs {
#define WCR_WDBG 0x02
#define WCR_WDE 0x04 /* WDOG enable */
#define WCR_WDT 0x08
+#define WCR_SRS 0x10
#define WCR_WDW 0x80
#define SET_WCR_WT(x) (x << 8)
@@ -45,7 +46,7 @@ void hw_watchdog_init(void)
#define CONFIG_WATCHDOG_TIMEOUT_MSECS 128000
#endif
timeout = (CONFIG_WATCHDOG_TIMEOUT_MSECS / 500) - 1;
- writew(WCR_WDZST | WCR_WDBG | WCR_WDE | WCR_WDT |
+ writew(WCR_WDZST | WCR_WDBG | WCR_WDE | WCR_WDT | WCR_SRS |
WCR_WDW | SET_WCR_WT(timeout), &wdog->wcr);
hw_watchdog_reset();
}
--
1.7.9.5
--MP_/wQB/os9RVxA5P=aEF3GvFZN--
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