PM / devfreq: Add COMPILE_TEST for build coverage

The SoC-specific devfreq and devfreq-event drivers can be build tested
on all architectures.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>

drivers/devfreq/event/Kconfig

@@ -15,7 +15,7 @@ if PM_DEVFREQ_EVENT
 
 config DEVFREQ_EVENT_EXYNOS_NOCP
 	tristate "EXYNOS NoC (Network On Chip) Probe DEVFREQ event Driver"
-	depends on ARCH_EXYNOS
+	depends on ARCH_EXYNOS || COMPILE_TEST
 	select PM_OPP
 	help
 	  This add the devfreq-event driver for Exynos SoC. It provides NoC
@@ -23,7 +23,7 @@ config DEVFREQ_EVENT_EXYNOS_NOCP
 
 config DEVFREQ_EVENT_EXYNOS_PPMU
 	tristate "EXYNOS PPMU (Platform Performance Monitoring Unit) DEVFREQ event Driver"
-	depends on ARCH_EXYNOS
+	depends on ARCH_EXYNOS || COMPILE_TEST
 	select PM_OPP
 	help
 	  This add the devfreq-event driver for Exynos SoC. It provides PPMU