diff options
Diffstat (limited to 'Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt')
-rw-r--r-- | Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt b/Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt index e41c98ffbccb..eb492a9a0e1f 100644 --- a/Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt +++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-dt.txt @@ -21,6 +21,11 @@ Optional properties: - cooling-min-level: - cooling-max-level: Please refer to Documentation/devicetree/bindings/thermal/thermal.txt. +- sampling-rate: Override the default sample rate (calculated from transition + latency, please refer to Documentation/cpu-freq/governors.txt) with a + user-specified value (in microseconds); if the value is zero, the default + (calculated) value will be used; if the value is a non-zero integer smaller + than sampling_rate_min, sampling_rate_min will be used Examples: @@ -39,6 +44,7 @@ cpus { 198000 850000 >; clock-latency = <61036>; /* two CLK32 periods */ + sampling-rate = <160000>; /* 160 milliseconds */ #cooling-cells = <2>; cooling-min-level = <0>; cooling-max-level = <2>; |