xref: /freebsd/sys/contrib/device-tree/Bindings/rng/st,stm32-rng.yaml (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1*c66ec88fSEmmanuel Vadot# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2*c66ec88fSEmmanuel Vadot%YAML 1.2
3*c66ec88fSEmmanuel Vadot---
4*c66ec88fSEmmanuel Vadot$id: http://devicetree.org/schemas/rng/st,stm32-rng.yaml#
5*c66ec88fSEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml#
6*c66ec88fSEmmanuel Vadot
7*c66ec88fSEmmanuel Vadottitle: STMicroelectronics STM32 RNG bindings
8*c66ec88fSEmmanuel Vadot
9*c66ec88fSEmmanuel Vadotdescription: |
10*c66ec88fSEmmanuel Vadot  The STM32 hardware random number generator is a simple fixed purpose
11*c66ec88fSEmmanuel Vadot  IP and is fully separated from other crypto functions.
12*c66ec88fSEmmanuel Vadot
13*c66ec88fSEmmanuel Vadotmaintainers:
14*c66ec88fSEmmanuel Vadot  - Lionel Debieve <lionel.debieve@st.com>
15*c66ec88fSEmmanuel Vadot
16*c66ec88fSEmmanuel Vadotproperties:
17*c66ec88fSEmmanuel Vadot  compatible:
18*c66ec88fSEmmanuel Vadot    const: st,stm32-rng
19*c66ec88fSEmmanuel Vadot
20*c66ec88fSEmmanuel Vadot  reg:
21*c66ec88fSEmmanuel Vadot    maxItems: 1
22*c66ec88fSEmmanuel Vadot
23*c66ec88fSEmmanuel Vadot  clocks:
24*c66ec88fSEmmanuel Vadot    maxItems: 1
25*c66ec88fSEmmanuel Vadot
26*c66ec88fSEmmanuel Vadot  resets:
27*c66ec88fSEmmanuel Vadot    maxItems: 1
28*c66ec88fSEmmanuel Vadot
29*c66ec88fSEmmanuel Vadot  clock-error-detect:
30*c66ec88fSEmmanuel Vadot    description: If set enable the clock detection management
31*c66ec88fSEmmanuel Vadot
32*c66ec88fSEmmanuel Vadotrequired:
33*c66ec88fSEmmanuel Vadot  - compatible
34*c66ec88fSEmmanuel Vadot  - reg
35*c66ec88fSEmmanuel Vadot  - clocks
36*c66ec88fSEmmanuel Vadot
37*c66ec88fSEmmanuel VadotadditionalProperties: false
38*c66ec88fSEmmanuel Vadot
39*c66ec88fSEmmanuel Vadotexamples:
40*c66ec88fSEmmanuel Vadot  - |
41*c66ec88fSEmmanuel Vadot    #include <dt-bindings/clock/stm32mp1-clks.h>
42*c66ec88fSEmmanuel Vadot    rng@54003000 {
43*c66ec88fSEmmanuel Vadot      compatible = "st,stm32-rng";
44*c66ec88fSEmmanuel Vadot      reg = <0x54003000 0x400>;
45*c66ec88fSEmmanuel Vadot      clocks = <&rcc RNG1_K>;
46*c66ec88fSEmmanuel Vadot    };
47*c66ec88fSEmmanuel Vadot
48*c66ec88fSEmmanuel Vadot...
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