schemas: gpio: Add GPIO nexus node

GPIO Nexus Node [0] allows routing gpios in devicetree. [0]: https://devicetree-specification.readthedocs.io/en/v0.3/devicetree-basics.html#nexus-nodes-and-specifier-mapping Signed-off-by: Ayush Singh <[email protected]>
devicetree-org · Sep 12, 2024 · c4512e3 · c4512e3
1 parent a887997
commit c4512e3
Showing 1 changed file with 29 additions and 0 deletions.
diff --git a/dtschema/schemas/gpio/gpio-nexus-node.yaml b/dtschema/schemas/gpio/gpio-nexus-node.yaml
@@ -0,0 +1,29 @@
+# SPDX-License-Identifier: BSD-2-Clause
+# Copyright Ayush Singh <[email protected]>
+
+$id: http://devicetree.org/schemas/nexus-node.yaml#
+$schema: http://devicetree.org/meta-schemas/base.yaml#
+
+title: Nexus node properties
+description: Schema for nexus node devicetree bindings
+maintainers:
+ - Ayush Singh <[email protected]>
+
+# always select the core schema
+select: true
+
+properties:
+ "#gpio-cells": true
+ gpio-map:
+ $ref: /schemas/types.yaml#/definitions/uint32-matrix
+ gpio-map-mask:
+ $ref: types.yaml#/definitions/uint32-array
+ gpio-map-pass-thru:
+ $ref: types.yaml#/definitions/uint32-array
+
+dependentRequired:
+ gpio-map: ['#gpio-cells']
+ 'gpio-map-mask': [ gpio-map ]
+ 'gpio-map-pass-thru': [ gpio-map ]
+
+additionalProperties: true