[PATCH] watchdog: cadence: Add dependency on HAS_IOMEM

[Richard Weinberger]

Not all architectures have io memory.

Fixes:
drivers/built-in.o: In function `cdns_wdt_probe':
cadence_wdt.c:(.text+0x33b7c9): undefined reference to `devm_ioremap_resource'

Signed-off-by: Richard Weinberger <richard@xxxxxx>
---
 drivers/watchdog/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index e5e7c55..2634948 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -169,6 +169,7 @@ config AT91SAM9X_WATCHDOG
 
 config CADENCE_WATCHDOG
 	tristate "Cadence Watchdog Timer"
+	depends on HAS_IOMEM
 	select WATCHDOG_CORE
 	help
 	  Say Y here if you want to include support for the watchdog
-- 
1.8.4.5

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