hwmon: OCC drivers are ARM-only

These drivers are for a BMC inside PowerPC servers. The BMC runs on
ARM hardware, so only propose the drivers on this architecture, unless
build-testing.
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Eddie James <eajames@linux.ibm.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Eddie James <eajames@linux.ibm.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/occ/Kconfig

@@ -5,6 +5,7 @@
 config SENSORS_OCC_P8_I2C
 	tristate "POWER8 OCC through I2C"
 	depends on I2C
+	depends on ARM || ARM64 || COMPILE_TEST
 	select SENSORS_OCC
 	help
 	 This option enables support for monitoring sensors provided by the
@@ -17,6 +18,7 @@ config SENSORS_OCC_P8_I2C
 config SENSORS_OCC_P9_SBE
 	tristate "POWER9 OCC through SBE"
 	depends on FSI_OCC
+	depends on ARM || ARM64 || COMPILE_TEST
 	select SENSORS_OCC
 	help
 	 This option enables support for monitoring sensors provided by the