[WATCHDOG] use SGI_HAS_INDYDOG for INDYDOG depends

Use SGI_HAS_INDYDOG for INDYDOG depends.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

drivers/watchdog/Kconfig

@@ -609,7 +609,7 @@ config SBC_EPX_C3_WATCHDOG
 
 config INDYDOG
 	tristate "Indy/I2 Hardware Watchdog"
-	depends on SGI_IP22
+	depends on SGI_HAS_INDYDOG
 	help
 	  Hardware driver for the Indy's/I2's watchdog. This is a
 	  watchdog timer that will reboot the machine after a 60 second