[PATCH 05/16] dt-bindings: bus: eip150: Describe the EIP-150 container node

Miquel Raynal (Schneider Electric)
2026-03-27T20:10:41Z

Part of Inside-Secure's SafeXcel family, the EIP-150 is some kind of
container node composed of:
- a public key accelerator,
- random number generator,
- an interrupt controller.

It also acts as proxy for the clocks.

Signed-off-by: Miquel Raynal (Schneider Electric) <miquel.raynal@bootlin.com>
---
.../bus/inside-secure,safexcel-eip150.yaml | 58 ++++++++++++++++++++++
1 file changed, 58 insertions(+)

diff --git a/Documentation/devicetree/bindings/bus/inside-secure,safexcel-eip150.yaml b/Documentation/devicetree/bindings/bus/inside-secure,safexcel-eip150.yaml
new file mode 100644
index 000000000000..1b3d83a852f5
--- /dev/null
+++ b/Documentation/devicetree/bindings/bus/inside-secure,safexcel-eip150.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bus/inside-secure,safexcel-eip150.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Inside-Secure SafeXcel EIP-150 container
+
+maintainers:
+ - Miquel Raynal <miquel.raynal@bootlin.com>
+
+description:
+ The EIP-150 is a hardware container, it has its own interrupt
+ controller inside to which a random number generator and a public key
+ accelerator are wired.
+
+allOf:
+ - $ref: simple-pm-bus.yaml#
+ - $ref: /schemas/clock/clock-nexus-node.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: inside-secure,safexcel-eip150
+ - {} # simple-pm-bus, but not listed here to avoid false select
+
+ clocks:
+ minItems: 1
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 1
+
+ ranges: true
+
+patternProperties:
+ "^interrupt-controller@[0-9a-f]+$":
+ type: object
+ $ref: /schemas/interrupt-controller/inside-secure,safexcel-eip201.yaml#
+
+ "^rng@[0-9a-f]+$":
+ type: object
+ $ref: /schemas/rng/inside-secure,safexcel-eip76.yaml#
+
+ "^crypto@[0-9a-f]+$":
+ type: object
+ $ref: /schemas/crypto/inside-secure,safexcel-eip28.yaml#
+
+required:
+ - compatible
+ - clocks
+ - "#address-cells"
+ - "#size-cells"
+ - ranges
+
+unevaluatedProperties: false

--
2.51.1