[PATCH 1/4] dt-bindings: firmware: secvio: Add documentation

From: Vabhav Sharma
Date: Wed May 01 2024 - 01:33:33 EST


This patch adds the documentation for the SECVIO driver.

Signed-off-by: Franck LENORMAND <franck.lenormand@xxxxxxx>
Signed-off-by: Vabhav Sharma <vabhav.sharma@xxxxxxx>
---
.../arm/freescale/fsl,scu-secvio.yaml | 35 +++++++++++++++++++
.../devicetree/bindings/firmware/fsl,scu.yaml | 10 ++++++
2 files changed, 45 insertions(+)
create mode 100644 Documentation/devicetree/bindings/arm/freescale/fsl,scu-secvio.yaml

diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu-secvio.yaml b/Documentation/devicetree/bindings/arm/freescale/fsl,scu-secvio.yaml
new file mode 100644
index 000000000000..30dc1e21f903
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu-secvio.yaml
@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/freescale/fsl,scu-secvio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX Security Violation driver
+
+maintainers:
+ - Franck LENORMAND <franck.lenormand@xxxxxxx>
+
+description: |
+ Receive security violation from the SNVS via the SCU firmware. Allow to
+ register notifier for additional processing
+
+properties:
+ compatible:
+ enum:
+ - fsl,imx-sc-secvio
+
+ nvmem:
+ maxItems: 1
+
+required:
+ - compatible
+ - nvmem
+
+additionalProperties: false
+
+examples:
+ - |
+ secvio {
+ compatible = "fsl,imx-sc-secvio";
+ nvmem = <&ocotp>;
+ };
diff --git a/Documentation/devicetree/bindings/firmware/fsl,scu.yaml b/Documentation/devicetree/bindings/firmware/fsl,scu.yaml
index 557e524786c2..b40e127fdc88 100644
--- a/Documentation/devicetree/bindings/firmware/fsl,scu.yaml
+++ b/Documentation/devicetree/bindings/firmware/fsl,scu.yaml
@@ -129,6 +129,11 @@ properties:
RTC controller provided by the SCU
$ref: /schemas/rtc/fsl,scu-rtc.yaml

+ secvio:
+ description:
+ Receive security violation from the SNVS via the SCU firmware
+ $ref: /schemas/arm/freescale/fsl,scu-secvio.yaml
+
thermal-sensor:
description:
Thermal sensor provided by the SCU
@@ -197,6 +202,11 @@ examples:
compatible = "fsl,imx8qxp-sc-rtc";
};

+ secvio {
+ compatible = "fsl,imx-sc-secvio";
+ nvmem = <&ocotp>;
+ };
+
keys {
compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key";
linux,keycodes = <KEY_POWER>;
--
2.25.1