arm64: defconfig: enable more cpufreq governors

Enable the various CPUFREQ governors and statistics to ease development.
Don't change the default governor - performance governor.
Signed-off-by: NAmit Kucheria <amit.kucheria@linaro.org>
Signed-off-by: NAndy Gross <andy.gross@linaro.org>

arch/arm64/configs/defconfig

@@ -99,6 +99,14 @@ CONFIG_HIBERNATION=y
 CONFIG_WQ_POWER_EFFICIENT_DEFAULT=y
 CONFIG_ARM_CPUIDLE=y
 CONFIG_CPU_FREQ=y
+CONFIG_CPU_FREQ_GOV_ATTR_SET=y
+CONFIG_CPU_FREQ_GOV_COMMON=y
+CONFIG_CPU_FREQ_STAT=y
+CONFIG_CPU_FREQ_GOV_POWERSAVE=m
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
+CONFIG_CPU_FREQ_GOV_ONDEMAND=y
+CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m
+CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y
 CONFIG_CPUFREQ_DT=y
 CONFIG_ARM_ARMADA_37XX_CPUFREQ=y
 CONFIG_ARM_BIG_LITTLE_CPUFREQ=y