From d60965fbdcfbe4637a4747448392f727881a1c14 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Horia=20Geant=C4=83?= <horia.geanta@nxp.com>
Date: Wed, 27 Nov 2019 16:03:36 +0200
Subject: [PATCH] MLKU-38-4 dt-bindings: crypto: fsl: add caam snvs and secvio
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This is a rework of the following i.MX BSP commit
(rel_imx_4.19.35_1.1.0_rc2):
9b63038a58cc ("MLK-21453: crypto: caam - fix Mentor's port, merge conflict resolutions")

Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Acked-by: Leonard Crestez <leonard.crestez@nxp.com>
---
 .../devicetree/bindings/crypto/fsl-sec4.txt   | 87 +++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
index 940b380c05cd..0d565e7d586e 100644
--- a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
+++ b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
@@ -385,6 +385,79 @@ EXAMPLE
 		interrupts = <93 2>;
 	};
 
+=====================================================================
+CAAM SNVS Node
+  Load the SECVIO node.
+
+  - compatible
+      Usage: required
+      Value type: <string>
+      Definition: Must include "fsl,imx6q-caam-snvs".
+
+  - reg
+      Usage: required
+      Value type: <prop-encoded-array>
+      Definition: A standard property.  Specifies the physical
+          address and length of the SEC4 configuration
+          registers.
+
+=====================================================================
+Security Violation (SECVIO) Node
+  Reports security violations.
+
+  - compatible
+      Usage: required
+      Value type: <string>
+      Definition: Must include "fsl,imx6q-caam-secvio".
+
+   - interrupts
+      Usage: required
+      Value type: <prop_encoded-array>
+      Definition:  Specifies the interrupts generated by this
+           device.  The value of the interrupts property
+           consists of one interrupt specifier. The format
+           of the specifier is defined by the binding document
+           describing the node's interrupt parent.
+
+  - jtag-tamper
+       Usage: optional-but-recommended
+       Value type: <string>
+       Definition:
+           Security tamper on the JTAG
+           Must include "enabled" to enable.
+
+  - watchdog-tamper
+       Usage: optional-but-recommended
+       Value type: <string>
+       Definition:
+           Security tamper on the watchdog
+           Must include "enabled" to enable.
+
+  - internal-boot-tamper
+       Usage: optional-but-recommended
+       Value type: <string>
+       Definition:
+           Security tamper on the internal boot
+           Must include "enabled" to enable.
+
+  - external-pin-tamper
+       Usage: optional-but-recommended
+       Value type: <string>
+       Definition:
+           Security tamper on the external pin
+           Must include "enabled" to enable.
+
+EXAMPLE
+	irq_sec_vio: caam_secvio {
+		compatible = "fsl,imx6q-caam-secvio";
+		interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+		jtag-tamper = "disabled";
+		watchdog-tamper = "enabled";
+		internal-boot-tamper = "enabled";
+		external-pin-tamper = "disabled";
+	};
+
+
 =====================================================================
 Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node
 
@@ -566,4 +639,18 @@ FULL EXAMPLE
 		};
 	};
 
+	caam_snvs: caam-snvs@30370000 {
+		compatible = "fsl,imx6q-caam-snvs";
+		reg = <0x30370000 0x10000>;
+	};
+
+	irq_sec_vio: caam_secvio {
+		compatible = "fsl,imx6q-caam-secvio";
+		interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+		jtag-tamper = "disabled";
+		watchdog-tamper = "enabled";
+		internal-boot-tamper = "enabled";
+		external-pin-tamper = "disabled";
+	};
+
 =====================================================================
-- 
2.17.1