0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/rng/omap_rng.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: OMAP SoC and Inside-Secure HWRNG Module
0008
0009 maintainers:
0010 - Jayesh Choudhary <j-choudhary@ti.com>
0011
0012 properties:
0013 compatible:
0014 enum:
0015 - ti,omap2-rng
0016 - ti,omap4-rng
0017 - inside-secure,safexcel-eip76
0018
0019 ti,hwmods:
0020 const: rng
0021 deprecated: true
0022 description: Name of the hwmod associated with the RNG module
0023
0024 reg:
0025 maxItems: 1
0026
0027 interrupts:
0028 maxItems: 1
0029
0030 clocks:
0031 minItems: 1
0032 items:
0033 - description: EIP150 gatable clock
0034 - description: Main gatable clock
0035
0036 clock-names:
0037 minItems: 1
0038 items:
0039 - const: core
0040 - const: reg
0041
0042
0043 allOf:
0044 - if:
0045 properties:
0046 compatible:
0047 contains:
0048 enum:
0049 - ti,omap4-rng
0050 - inside-secure,safexcel-eip76
0051
0052 then:
0053 required:
0054 - interrupts
0055
0056 - if:
0057 properties:
0058 compatible:
0059 contains:
0060 enum:
0061 - inside-secure,safexcel-eip76
0062
0063 then:
0064 required:
0065 - clocks
0066
0067
0068 required:
0069 - compatible
0070 - reg
0071
0072 additionalProperties: false
0073
0074 examples:
0075 - |
0076 /* AM335x */
0077 rng: rng@48310000 {
0078 compatible = "ti,omap4-rng";
0079 ti,hwmods = "rng";
0080 reg = <0x48310000 0x2000>;
0081 interrupts = <111>;
0082 };
0083 - |
0084 /* SafeXcel IP-76 */
0085 trng: rng@f2760000 {
0086 compatible = "inside-secure,safexcel-eip76";
0087 reg = <0xf2760000 0x7d>;
0088 interrupts = <0 59 4>;
0089 clocks = <&cpm_syscon0 1 25>;
0090 };
0091
0092 ...
