[RFC PATCH 7/7] dt-bindings: ramtrace: Add ramtrace DT node

From: Nachammai Karuppiah
Date: Wed Sep 02 2020 - 16:01:52 EST


Add ramtrace as child node of /reserved-memory.

Signed-off-by: Nachammai Karuppiah <nachukannan@xxxxxxxxx>
---
.../devicetree/bindings/reserved-memory/ramtrace.txt | 13 +++++++++++++
1 file changed, 13 insertions(+)
create mode 100644 Documentation/devicetree/bindings/reserved-memory/ramtrace.txt

diff --git a/Documentation/devicetree/bindings/reserved-memory/ramtrace.txt b/Documentation/devicetree/bindings/reserved-memory/ramtrace.txt
new file mode 100644
index 0000000..0a8515c
--- /dev/null
+++ b/Documentation/devicetree/bindings/reserved-memory/ramtrace.txt
@@ -0,0 +1,13 @@
+Ramtrace trace events logger
+============================
+
+ramtrace provides persistent RAM storage for ring buffer in which the trace
+events are recorded, so they can be recovered after a reboot. This is a
+child-node of "/reserved-memory", and is named "ramtrace" after the backend,
+rather than "pstore" which is the subsystem.
+
+Required properties:
+
+- compatible: must be "ramtrace"
+
+- reg: region of memory that is preserved between reboots
--
2.7.4