diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/arc/pct.txt | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/arc/pct.txt')
-rw-r--r-- | Documentation/devicetree/bindings/arc/pct.txt | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arc/pct.txt b/Documentation/devicetree/bindings/arc/pct.txt new file mode 100644 index 000000000..4e874d9a3 --- /dev/null +++ b/Documentation/devicetree/bindings/arc/pct.txt @@ -0,0 +1,20 @@ +* ARC Performance Counters + +The ARC700 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 up to 32 counters + +Note that: + * The ARC 700 PCT does not support interrupts; although HW events may be + counted, the HW events themselves cannot serve as a trigger for a sample. + +Required properties: + +- compatible : should contain + "snps,arc700-pct" + +Example: + +pmu { + compatible = "snps,arc700-pct"; +}; |