From a0c70244e5a877be917fc6aaf1e58a4debd99c4d Mon Sep 17 00:00:00 2001
From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Thu, 16 Oct 2025 10:41:49 +0300
Subject: [PATCH] dt-bindings: display: tegra: document EPP, ISP, MPE and TSEC
 for Tegra114+

The current EPP, ISP and MPE schemas are largely compatible with Tegra114+,
requiring only minor adjustments. Additionally, the TSEC schema for the
Security engine, which is available from Tegra114 onwards, is included.

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 .../display/tegra/nvidia,tegra114-tsec.yaml   | 68 +++++++++++++++++++
 .../display/tegra/nvidia,tegra20-epp.yaml     | 14 ++--
 .../display/tegra/nvidia,tegra20-isp.yaml     | 15 ++--
 .../display/tegra/nvidia,tegra20-mpe.yaml     | 18 +++--
 4 files changed, 102 insertions(+), 13 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-tsec.yaml

diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-tsec.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-tsec.yaml
new file mode 100644
index 0000000000000..2c4d519a1bb7a
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-tsec.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/tegra/nvidia,tegra114-tsec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra Security co-processor
+
+maintainers:
+  - Svyatoslav Ryhel <clamor95@gmail.com>
+  - Thierry Reding <thierry.reding@gmail.com>
+
+description: Tegra Security co-processor, an embedded security processor used
+  mainly to manage the HDCP encryption and keys on the HDMI link.
+
+properties:
+  compatible:
+    oneOf:
+      - enum:
+          - nvidia,tegra114-tsec
+          - nvidia,tegra124-tsec
+          - nvidia,tegra210-tsec
+
+      - items:
+          - const: nvidia,tegra132-tsec
+          - const: nvidia,tegra124-tsec
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  iommus:
+    maxItems: 1
+
+  operating-points-v2: true
+
+  power-domains:
+    maxItems: 1
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - resets
+
+examples:
+  - |
+    #include <dt-bindings/clock/tegra114-car.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    tsec@54500000 {
+        compatible = "nvidia,tegra114-tsec";
+        reg = <0x54500000 0x00040000>;
+        interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&tegra_car TEGRA114_CLK_TSEC>;
+        resets = <&tegra_car TEGRA114_CLK_TSEC>;
+    };
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-epp.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-epp.yaml
index 3c095a5491fec..334f5531b2433 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-epp.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-epp.yaml
@@ -15,10 +15,16 @@ properties:
     pattern: "^epp@[0-9a-f]+$"
 
   compatible:
-    enum:
-      - nvidia,tegra20-epp
-      - nvidia,tegra30-epp
-      - nvidia,tegra114-epp
+    oneOf:
+      - enum:
+          - nvidia,tegra20-epp
+          - nvidia,tegra30-epp
+          - nvidia,tegra114-epp
+          - nvidia,tegra124-epp
+
+      - items:
+          - const: nvidia,tegra132-epp
+          - const: nvidia,tegra124-epp
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-isp.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-isp.yaml
index 3bc3b22e98e1d..ee25b5e6f1a24 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-isp.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-isp.yaml
@@ -12,10 +12,17 @@ maintainers:
 
 properties:
   compatible:
-    enum:
-      - nvidia,tegra20-isp
-      - nvidia,tegra30-isp
-      - nvidia,tegra210-isp
+    oneOf:
+      - enum:
+          - nvidia,tegra20-isp
+          - nvidia,tegra30-isp
+          - nvidia,tegra114-isp
+          - nvidia,tegra124-isp
+          - nvidia,tegra210-isp
+
+      - items:
+          - const: nvidia,tegra132-isp
+          - const: nvidia,tegra124-isp
 
   reg:
     maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-mpe.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-mpe.yaml
index 2cd3e60cd0a8b..36b76fa8f525b 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-mpe.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-mpe.yaml
@@ -12,13 +12,21 @@ maintainers:
 
 properties:
   $nodename:
-    pattern: "^mpe@[0-9a-f]+$"
+    oneOf:
+      - pattern: "^mpe@[0-9a-f]+$"
+      - pattern: "^msenc@[0-9a-f]+$"
 
   compatible:
-    enum:
-      - nvidia,tegra20-mpe
-      - nvidia,tegra30-mpe
-      - nvidia,tegra114-mpe
+    oneOf:
+      - enum:
+          - nvidia,tegra20-mpe
+          - nvidia,tegra30-mpe
+          - nvidia,tegra114-msenc
+          - nvidia,tegra124-msenc
+
+      - items:
+          - const: nvidia,tegra132-msenc
+          - const: nvidia,tegra124-msenc
 
   reg:
     maxItems: 1
-- 
2.47.3