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-rw-r--r--dts/Bindings/net/renesas,ravb.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/dts/Bindings/net/renesas,ravb.txt b/dts/Bindings/net/renesas,ravb.txt
index 92fd4b2..b4dc455 100644
--- a/dts/Bindings/net/renesas,ravb.txt
+++ b/dts/Bindings/net/renesas,ravb.txt
@@ -27,7 +27,11 @@ Required properties:
SoC-specific version corresponding to the platform first followed by
the generic version.
-- reg: offset and length of (1) the register block and (2) the stream buffer.
+- reg: Offset and length of (1) the register block and (2) the stream buffer.
+ The region for the register block is mandatory.
+ The region for the stream buffer is optional, as it is only present on
+ R-Car Gen2 and RZ/G1 SoCs, and on R-Car H3 (R8A7795), M3-W (R8A7796),
+ and M3-N (R8A77965).
- interrupts: A list of interrupt-specifiers, one for each entry in
interrupt-names.
If interrupt-names is not present, an interrupt specifier