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

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Message-Id: <20240501053205.1737248-2-vabhav.sharma@nxp.com>
Date: Wed,  1 May 2024 07:32:02 +0200
From: Vabhav Sharma <vabhav.sharma@....com>
To: Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	linux-imx@....com,
	Ulf Hansson <ulf.hansson@...aro.org>,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Iuliana Prodan <iuliana.prodan@....com>
Cc: Silvano Di Ninno <silvano.dininno@....com>,
	Varun Sethi <V.Sethi@....com>,
	Pankaj Gupta <pankaj.gupta@....com>,
	Peng Fan <peng.fan@....com>,
	Dong Aisheng <aisheng.dong@....com>,
	frank.li@....com,
	daniel.baluta@....com,
	Vabhav Sharma <vabhav.sharma@....com>,
	Franck LENORMAND <franck.lenormand@....com>
Subject: [PATCH 1/4] dt-bindings: firmware: secvio: Add documentation

This patch adds the documentation for the SECVIO driver.

Signed-off-by: Franck LENORMAND <franck.lenormand@....com>
Signed-off-by: Vabhav Sharma <vabhav.sharma@....com>
---
 .../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@....com>
+
+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