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Date: Wed, 11 Nov 2020 16:11:36 +0200
From: Gilad Ben-Yossef <gilad@...yossef.com>
To: Herbert Xu <herbert@...dor.apana.org.au>,
"David S. Miller" <davem@...emloft.net>,
Rob Herring <robh+dt@...nel.org>
Cc: Ofir Drang <ofir.drang@....com>, Rob Herring <robh@...nel.org>,
linux-crypto@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/2] dt-bindings: crypto: update ccree optional params
Document ccree driver supporting new optional parameters allowing to
override cache parameters.
Signed-off-by: Gilad Ben-Yossef <gilad@...yossef.com>
Cc: Rob Herring <robh@...nel.org>
---
Documentation/devicetree/bindings/crypto/arm-cryptocell.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt b/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt
index 6130e6eb4af8..fb4ba4a3af4c 100644
--- a/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt
+++ b/Documentation/devicetree/bindings/crypto/arm-cryptocell.txt
@@ -13,6 +13,10 @@ Required properties:
Optional properties:
- clocks: Reference to the crypto engine clock.
- dma-coherent: Present if dma operations are coherent.
+- cache-attributes: override default cache attributes with "write-through" or "write-back".
+ Default is write through, write allocate.
+- sharability-domain: override default cache sharability domain with "inner-sharable".
+ Default is outer-sharable (712, 703, 713 only).
Examples:
--
2.29.2
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