These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / Documentation / devicetree / bindings / arc / archs-pct.txt

diff --git a/kernel/Documentation/devicetree/bindings/arc/archs-pct.txt b/kernel/Documentation/devicetree/bindings/arc/archs-pct.txt
new file mode 100644 (file)
index 0000000..1ae98b8
--- /dev/null
+++ b/kernel/Documentation/devicetree/bindings/arc/archs-pct.txt
@@ -0,0 +1,17 @@
+* ARC HS Performance Counters
+
+The ARC HS can be configured with a pipeline performance monitor for counting
+CPU and cache events like cache misses and hits. Like conventional PCT there
+are 100+ hardware conditions dynamically mapped to upto 32 counters.
+It also supports overflow interrupts.
+
+Required properties:
+
+- compatible : should contain
+       "snps,archs-pct"
+
+Example:
+
+pmu {
+        compatible = "snps,archs-pct";
+};