PM / devfreq: Add dependency on PM_OPP

The devfreq ues the OPP library to handle the voltage and frequency
for the device basically. This patch adds the dependency on CONFIG_PM_OPP
in order to prevent either the build break or the unknow behavior.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>

diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig
index 41254e7..6a172d3 100644 (file)
--- a/drivers/devfreq/Kconfig
+++ b/drivers/devfreq/Kconfig
@@ -1,6 +1,7 @@
 menuconfig PM_DEVFREQ
        bool "Generic Dynamic Voltage and Frequency Scaling (DVFS) support"
        select SRCU
+       select PM_OPP
        help
          A device may have a list of frequencies and voltages available.
          devfreq, a generic DVFS framework can be registered for a device