summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/rng/omap_rng.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/rng/omap_rng.yaml')
-rw-r--r--Documentation/devicetree/bindings/rng/omap_rng.yaml92
1 files changed, 92 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/rng/omap_rng.yaml b/Documentation/devicetree/bindings/rng/omap_rng.yaml
new file mode 100644
index 000000000000..010188cdbec8
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/omap_rng.yaml
@@ -0,0 +1,92 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rng/omap_rng.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: OMAP SoC and Inside-Secure HWRNG Module
+
+maintainers:
+ - Jayesh Choudhary <j-choudhary@ti.com>
+
+properties:
+ compatible:
+ enum:
+ - ti,omap2-rng
+ - ti,omap4-rng
+ - inside-secure,safexcel-eip76
+
+ ti,hwmods:
+ const: rng
+ deprecated: true
+ description: Name of the hwmod associated with the RNG module
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+ items:
+ - description: EIP150 gatable clock
+ - description: Main gatable clock
+
+ clock-names:
+ minItems: 1
+ items:
+ - const: core
+ - const: reg
+
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - ti,omap4-rng
+ - inside-secure,safexcel-eip76
+
+ then:
+ required:
+ - interrupts
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - inside-secure,safexcel-eip76
+
+ then:
+ required:
+ - clocks
+
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ /* AM335x */
+ rng: rng@48310000 {
+ compatible = "ti,omap4-rng";
+ ti,hwmods = "rng";
+ reg = <0x48310000 0x2000>;
+ interrupts = <111>;
+ };
+ - |
+ /* SafeXcel IP-76 */
+ trng: rng@f2760000 {
+ compatible = "inside-secure,safexcel-eip76";
+ reg = <0xf2760000 0x7d>;
+ interrupts = <0 59 4>;
+ clocks = <&cpm_syscon0 1 25>;
+ };
+
+...