Message ID | 20241017124456.32584-1-ansuelsmth@gmail.com |
---|---|
State | New |
Headers | show |
Series | [v2,1/2] dt-bindings: rng: add support for Airoha EN7581 TRNG | expand |
On Thu, Oct 17, 2024 at 02:44:37PM +0200, Christian Marangi wrote: > Add support for Airoha EN7581 True Random Number generator. > > This module can generate up to 4bytes of raw data at times and support > self health test at startup. The module gets noise for randomness from > various source from ADC, AP, dedicated clocks and other devices attached > to the SoC producing true random numbers. > > Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> > Reviewed-by: Rob Herring (Arm) <robh@kernel.org> > --- > Changes v2: > - Add Reviewed-by tag > > .../bindings/rng/airoha,en7581-trng.yaml | 38 +++++++++++++++++++ > 1 file changed, 38 insertions(+) > create mode 100644 Documentation/devicetree/bindings/rng/airoha,en7581-trng.yaml All applied. Thanks.
diff --git a/Documentation/devicetree/bindings/rng/airoha,en7581-trng.yaml b/Documentation/devicetree/bindings/rng/airoha,en7581-trng.yaml new file mode 100644 index 000000000000..dfc6d24ee7d9 --- /dev/null +++ b/Documentation/devicetree/bindings/rng/airoha,en7581-trng.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rng/airoha,en7581-trng.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Airoha EN7851 True Random Number Generator + +maintainers: + - Christian Marangi <ansuelsmth@gmail.com> + +properties: + compatible: + const: airoha,en7581-trng + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + rng@1faa1000 { + compatible = "airoha,en7581-trng"; + reg = <0x1faa1000 0x1000>; + interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>; + };