Adding upstream version 5.10.209.upstream/5.10.209upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/perf/arm-ccn.txt b/Documentation/devicetree/bindings/perf/arm-ccn.txt
new file mode 100644
index 000000000..1c53b5aa3
--- /dev/null
+++ b/Documentation/devicetree/bindings/perf/arm-ccn.txt
@@ -0,0 +1,23 @@
+* ARM CCN (Cache Coherent Network)
+
+Required properties:
+
+- compatible: (standard compatible string) should be one of:
+	"arm,ccn-502"
+	"arm,ccn-504"
+	"arm,ccn-508"
+	"arm,ccn-512"
+
+- reg: (standard registers property) physical address and size
+	(16MB) of the configuration registers block
+
+- interrupts: (standard interrupt property) single interrupt
+	generated by the control block
+
+Example:
+
+	ccn@2000000000 {
+		compatible = "arm,ccn-504";
+		reg = <0x20 0x00000000 0 0x1000000>;
+		interrupts = <0 181 4>;
+	};