arm, at91, wdt: make timeout configurable

make the HW WDT timeout configurable through the define CONFIG_AT91_HW_WDT_TIMEOUT. Signed-off-by: Heiko Schocher <hs@denx.de>

arm, at91, wdt: make timeout configurable
make the HW WDT timeout configurable through the define CONFIG_AT91_HW_WDT_TIMEOUT. Signed-off-by: Heiko Schocher <hs@denx.de>
Heiko Schocher · Andreas Bießmann
1 parent 2b8b38eaca
Showing 2 changed files with 7 additions and 0 deletions Side-by-side Diff
README
drivers/watchdog/at91sam9_wdt.c
@@ -1257,6 +1257,9 @@
 		SoC, then define this variable and provide board
 		specific code for the "hw_watchdog_reset" function.
  
+		CONFIG_AT91_HW_WDT_TIMEOUT
+		specify the timeout in seconds. default 2 seconds.
+
 - U-Boot Version:
 		CONFIG_VERSION_VARIABLE
 		If this variable is defined, an environment variable
@@ -30,7 +30,11 @@
 #define ticks_to_ms(t)	(((t + 1) * 1000) >> 8)
  
 /* Hardware timeout in seconds */
+#if !defined(CONFIG_AT91_HW_WDT_TIMEOUT)
 #define WDT_HW_TIMEOUT 2
+#else
+#define WDT_HW_TIMEOUT CONFIG_AT91_HW_WDT_TIMEOUT
+#endif
  
 /*
  * Set the watchdog time interval in 1/256Hz (write-once)
...	...	@@ -1257,6 +1257,9 @@
1257	1257	SoC, then define this variable and provide board
1258	1258	specific code for the "hw_watchdog_reset" function.
1259	1259
	1260	+ CONFIG_AT91_HW_WDT_TIMEOUT
	1261	+ specify the timeout in seconds. default 2 seconds.
	1262	+
1260	1263	- U-Boot Version:
1261	1264	CONFIG_VERSION_VARIABLE
1262	1265	If this variable is defined, an environment variable
...	...	@@ -30,7 +30,11 @@
30	30	#define ticks_to_ms(t) (((t + 1) * 1000) >> 8)
31	31
32	32	/* Hardware timeout in seconds */
	33	+#if !defined(CONFIG_AT91_HW_WDT_TIMEOUT)
33	34	#define WDT_HW_TIMEOUT 2
	35	+#else
	36	+#define WDT_HW_TIMEOUT CONFIG_AT91_HW_WDT_TIMEOUT
	37	+#endif
34	38
35	39	/*
36	40	* Set the watchdog time interval in 1/256Hz (write-once)