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authorÁlvaro Fernández Rojas <noltari@gmail.com>2021-03-05 08:01:31 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2021-03-13 00:04:06 +1100
commit381345820db55bf8e7289de047c24c00a2e3690d (patch)
treeb89584782d138812052b2f379fbe281bfe9de316 /Documentation/devicetree/bindings/rng
parent0618e07ea3e0981d7765b43d3f7db39e739842eb (diff)
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dt-bindings: rng: bcm2835: document reset support
brcm,bcm6368-rng controllers require resetting 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>
Diffstat (limited to 'Documentation/devicetree/bindings/rng')
-rw-r--r--Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
index 5174492e22f3..6da674666d45 100644
--- a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
+++ b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
@@ -28,6 +28,12 @@ properties:
clock-names:
const: ipsec
+ resets:
+ maxItems: 1
+
+ reset-names:
+ const: ipsec
+
interrupts:
maxItems: 1
@@ -44,6 +50,8 @@ then:
required:
- clocks
- clock-names
+ - resets
+ - reset-names
additionalProperties: false
@@ -68,4 +76,7 @@ examples:
clocks = <&periph_clk 18>;
clock-names = "ipsec";
+
+ resets = <&periph_rst 4>;
+ reset-names = "ipsec";
};