--- zzzz-none-000/linux-3.10.107/drivers/devfreq/Kconfig	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/devfreq/Kconfig	2021-02-04 17:41:59.000000000 +0000
@@ -1,5 +1,6 @@
 menuconfig PM_DEVFREQ
 	bool "Generic Dynamic Voltage and Frequency Scaling (DVFS) support"
+	select SRCU
 	help
 	  A device may have a list of frequencies and voltages available.
 	  devfreq, a generic DVFS framework can be registered for a device
@@ -67,15 +68,36 @@
 
 config ARM_EXYNOS4_BUS_DEVFREQ
 	bool "ARM Exynos4210/4212/4412 Memory Bus DEVFREQ Driver"
-	depends on CPU_EXYNOS4210 || CPU_EXYNOS4212 || CPU_EXYNOS4412
-	select ARCH_HAS_OPP
+	depends on (CPU_EXYNOS4210 || SOC_EXYNOS4212 || SOC_EXYNOS4412) && !ARCH_MULTIPLATFORM
 	select DEVFREQ_GOV_SIMPLE_ONDEMAND
+	select PM_OPP
 	help
 	  This adds the DEVFREQ driver for Exynos4210 memory bus (vdd_int)
 	  and Exynos4212/4412 memory interface and bus (vdd_mif + vdd_int).
 	  It reads PPMU counters of memory controllers and adjusts
 	  the operating frequencies and voltages with OPP support.
-	  To operate with optimal voltages, ASV support is required
-	  (CONFIG_EXYNOS_ASV).
+	  This does not yet operate with optimal voltages.
+
+config ARM_EXYNOS5_BUS_DEVFREQ
+	tristate "ARM Exynos5250 Bus DEVFREQ Driver"
+	depends on SOC_EXYNOS5250
+	select DEVFREQ_GOV_SIMPLE_ONDEMAND
+	select PM_OPP
+	help
+	  This adds the DEVFREQ driver for Exynos5250 bus interface (vdd_int).
+	  It reads PPMU counters of memory controllers and adjusts the
+	  operating frequencies and voltages with OPP support.
+
+config ARM_TEGRA_DEVFREQ
+       tristate "Tegra DEVFREQ Driver"
+       depends on ARCH_TEGRA_124_SOC
+       select DEVFREQ_GOV_SIMPLE_ONDEMAND
+       select PM_OPP
+       help
+         This adds the DEVFREQ driver for the Tegra family of SoCs.
+         It reads ACTMON counters of memory controllers and adjusts the
+         operating frequencies and voltages with OPP support.
+
+source "drivers/devfreq/event/Kconfig"
 
 endif # PM_DEVFREQ