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From 0618e07ea3e0981d7765b43d3f7db39e739842eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Fri, 5 Mar 2021 08:01:30 +0100
Subject: [PATCH 1/3] dt-bindings: rng: bcm2835: add clock constraints
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

brcm,bcm6368-rng controllers require enabling the IPSEC clock in order to get
a functional RNG.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---
 .../devicetree/bindings/rng/brcm,bcm2835.yaml          | 10 ++++++++++
 1 file changed, 10 insertions(+)

--- a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
+++ b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
@@ -35,6 +35,16 @@ required:
   - compatible
   - reg
 
+if:
+  properties:
+    compatible:
+      enum:
+        - brcm,bcm6368-rng
+then:
+  required:
+    - clocks
+    - clock-names
+
 additionalProperties: false
 
 examples: