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-rw-r--r--drivers/devfreq/Kconfig15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig
index 64281bb2f650..f1b4a69c98a6 100644
--- a/drivers/devfreq/Kconfig
+++ b/drivers/devfreq/Kconfig
@@ -98,6 +98,21 @@ config ARM_TEGRA_DEVFREQ
It reads ACTMON counters of memory controllers and adjusts the
operating frequencies and voltages with OPP support.
+config ARM64_DSU_PCTRL_DEVFREQ
+ tristate "ARM DSU Cache Portion Control DEVFREQ Driver"
+ depends on ARM64
+ select PM_OPP
+ help
+ This adds the DevFreq driver for energy-cost-justified demand-driven
+ portion control of the ARM DSU cache.
+ This driver does not control frequency.
+
+ It uses architecture specific instructions which might cause
+ fault when some ARM64 platform does not support it.
+ Make sure this driver works with your ARM64 platform.
+
+ If unsure, say N.
+
source "drivers/devfreq/event/Kconfig"
endif # PM_DEVFREQ