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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>

authored by

Chanwoo Choi and committed by
MyungJoo Ham b9c69e04 f75b0afa

+1
+1
drivers/devfreq/Kconfig
··· 1 1 menuconfig PM_DEVFREQ 2 2 bool "Generic Dynamic Voltage and Frequency Scaling (DVFS) support" 3 3 select SRCU 4 + select PM_OPP 4 5 help 5 6 A device may have a list of frequencies and voltages available. 6 7 devfreq, a generic DVFS framework can be registered for a device