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-rw-r--r--Documentation/arm/nvidia/tegra_parameters.txt10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/arm/nvidia/tegra_parameters.txt b/Documentation/arm/nvidia/tegra_parameters.txt
index 4c73fe7269f3..39ab662df761 100644
--- a/Documentation/arm/nvidia/tegra_parameters.txt
+++ b/Documentation/arm/nvidia/tegra_parameters.txt
@@ -167,3 +167,13 @@ Contains voltage state.
/sys/kernel/debug/clock/mon.avp/rate
------------------------------------
+
+/sys/kernel/debug/clock/rails
+-----------------------------
+
+Contains the time at each voltage.
+
+/sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state
+--------------------------------------------------------
+
+Contains the time at each frequency.