Linux-6.18.2/Documentation/devicetree/bindings/arm/atmel,sama5d2-secumod.yaml
2025-12-23 20:06:59 +08:00

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/atmel,sama5d2-secumod.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Microchip AT91 Security Module (SECUMOD)
maintainers:
- Nicolas Ferre <nicolas.ferre@microchip.com>
description:
The Security Module also offers the PIOBU pins which can be used as GPIO pins.
Note that they maintain their voltage during Backup/Self-refresh.
properties:
compatible:
oneOf:
- items:
- const: atmel,sama5d2-secumod
- const: syscon
- items:
- enum:
- microchip,sama7d65-secumod
- microchip,sama7g5-secumod
- const: atmel,sama5d2-secumod
- const: syscon
reg:
maxItems: 1
gpio-controller: true
"#gpio-cells":
const: 2
required:
- compatible
- reg
unevaluatedProperties: false
examples:
- |
security-module@fc040000 {
compatible = "atmel,sama5d2-secumod", "syscon";
reg = <0xfc040000 0x100>;
gpio-controller;
#gpio-cells = <2>;
};