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Message-ID: <20241015-rng-mp25-v2-v3-1-87630d73e5eb@foss.st.com>
Date: Tue, 15 Oct 2024 18:48:54 +0200
From: Gatien Chevallier <gatien.chevallier@...s.st.com>
To: Olivia Mackall <olivia@...enic.com>,
Herbert Xu
<herbert@...dor.apana.org.au>,
Rob Herring <robh@...nel.org>,
Krzysztof
Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Maxime
Coquelin <mcoquelin.stm32@...il.com>,
Alexandre Torgue
<alexandre.torgue@...s.st.com>,
Lionel Debieve <lionel.debieve@...s.st.com>, <marex@...x.de>
CC: <linux-crypto@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-stm32@...md-mailman.stormreply.com>,
<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
Gatien Chevallier <gatien.chevallier@...s.st.com>
Subject: [PATCH v3 1/4] dt-bindings: rng: add st,stm32mp25-rng support
Add RNG STM32MP25x platforms compatible. Update the clock
properties management to support all versions.
Signed-off-by: Gatien Chevallier <gatien.chevallier@...s.st.com>
---
Changes in V3:
- Add constraint on clock-names for st,stm32mp25-rng compatible
Changes in V2
-Fix missing min/maxItems
-Removed MP25 RNG example
-Renamed RNG clocks for mp25 to "core" and "bus"
---
.../devicetree/bindings/rng/st,stm32-rng.yaml | 34 +++++++++++++++++++++-
1 file changed, 33 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml
index 340d01d481d12ce8664a60db42182ddaf0d1385b..c276723d566ce4a0d6deca10c491510644d842f8 100644
--- a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml
+++ b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml
@@ -18,12 +18,20 @@ properties:
enum:
- st,stm32-rng
- st,stm32mp13-rng
+ - st,stm32mp25-rng
reg:
maxItems: 1
clocks:
- maxItems: 1
+ minItems: 1
+ maxItems: 2
+
+ clock-names:
+ minItems: 1
+ items:
+ - const: core
+ - const: bus
resets:
maxItems: 1
@@ -57,6 +65,30 @@ allOf:
properties:
st,rng-lock-conf: false
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - st,stm32-rng
+ - st,stm32mp13-rng
+ then:
+ properties:
+ clocks:
+ maxItems: 1
+ clock-names: false
+ else:
+ properties:
+ clocks:
+ minItems: 2
+ maxItems: 2
+ clock-names:
+ items:
+ - const: core
+ - const: bus
+ required:
+ - clock-names
+
additionalProperties: false
examples:
--
2.25.1
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