Message ID | 1581847450-22924-2-git-send-email-hadar.gat@arm.com (mailing list archive) |
---|---|
State | Changes Requested |
Delegated to: | Herbert Xu |
Headers | show |
Series | hw_random: introduce Arm CryptoCell TRNG driver | expand |
On Sun, 16 Feb 2020 12:04:08 +0200, Hadar Gat wrote: > The Arm CryptoCell is a hardware security engine. This patch adds DT > bindings for its TRNG (True Random Number Generator) engine. > > Signed-off-by: Hadar Gat <hadar.gat@arm.com> > --- > .../devicetree/bindings/rng/arm-cctrng.yaml | 50 ++++++++++++++++++++++ > 1 file changed, 50 insertions(+) > create mode 100644 Documentation/devicetree/bindings/rng/arm-cctrng.yaml > My bot found errors running 'make dt_binding_check' on your patch: /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/rng/arm-cctrng.yaml: properties:arm,rosc-ratio: {'allOf': [{'$ref': '/schemas/types.yaml#/definitions/uint32-array'}], 'maxItems': 4} is not valid under any of the given schemas (Possible causes of the failure): /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/rng/arm-cctrng.yaml: properties:arm,rosc-ratio: 'description' is a required property Documentation/devicetree/bindings/Makefile:12: recipe for target 'Documentation/devicetree/bindings/rng/arm-cctrng.example.dts' failed make[1]: *** [Documentation/devicetree/bindings/rng/arm-cctrng.example.dts] Error 1 Makefile:1263: recipe for target 'dt_binding_check' failed make: *** [dt_binding_check] Error 2 See https://patchwork.ozlabs.org/patch/1238733 Please check and re-submit.
diff --git a/Documentation/devicetree/bindings/rng/arm-cctrng.yaml b/Documentation/devicetree/bindings/rng/arm-cctrng.yaml new file mode 100644 index 0000000..46e39a8 --- /dev/null +++ b/Documentation/devicetree/bindings/rng/arm-cctrng.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rng/arm-cctrng.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Arm ZrustZone CryptoCell TRNG engine + +maintainers: + - Hadar Gat <hadar.gat@arm.com> + +description: |+ + Arm ZrustZone CryptoCell TRNG (True Random Number Generator) engine. + +properties: + compatible: + enum: + - arm,cryptocell-713-trng + - arm,cryptocell-703-trng + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + arm,rosc-ratio: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32-array + maxItems: 4 + + clocks: + maxItems: 1 + +required: + - compatible + - interrupts + - reg + - rosc-ratio + +additionalProperties: false + +examples: + - | + arm_cctrng: rng@60000000 { + compatible = "arm,cryptocell-713-trng"; + interrupts = <0 29 4>; + reg = <0x60000000 0x10000>; + arm,rosc-ratio = <5000 1000 500 0>; + };
The Arm CryptoCell is a hardware security engine. This patch adds DT bindings for its TRNG (True Random Number Generator) engine. Signed-off-by: Hadar Gat <hadar.gat@arm.com> --- .../devicetree/bindings/rng/arm-cctrng.yaml | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/rng/arm-cctrng.yaml