[S390] Kconfig: menus with depends on HAS_IOMEM.

Add "depends on HAS_IOMEM" to a number of menus to make them
disappear for s390 which does not have I/O memory.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 3ba3a52..4d1cb5b 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -4,6 +4,7 @@
 
 menuconfig HWMON
 	tristate "Hardware Monitoring support"
+	depends on HAS_IOMEM
 	default y
 	help
 	  Hardware monitoring devices let you monitor the hardware health