[PATCH 6/8] dt-bindings: rng: ti,omap-rom-rng: convert OMAP ROM RNG to dtschema

From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: "Matt Mackall" <mpm@selenic.com>,
	"Herbert Xu" <herbert@gondor.apana.org.au>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Nicolas Ferre" <nicolas.ferre@microchip.com>,
	"Alexandre Belloni" <alexandre.belloni@bootlin.com>,
	"Ludovic Desroches" <ludovic.desroches@microchip.com>,
	"Avi Fishman" <avifishman70@gmail.com>,
	"Tomer Maimon" <tmaimon77@gmail.com>,
	"Tali Perry" <tali.perry1@gmail.com>,
	"Patrick Venture" <venture@google.com>,
	"Nancy Yuen" <yuenn@google.com>,
	"Benjamin Fair" <benjaminfair@google.com>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski@canonical.com>,
	"Khuong Dinh" <khuong@os.amperecomputing.com>,
	"Patrice Chotard" <patrice.chotard@foss.st.com>,
	"Nishanth Menon" <nm@ti.com>,
	"Santosh Shilimkar" <ssantosh@kernel.org>,
	"Pali Rohár" <pali@kernel.org>,
	"Tony Lindgren" <tony@atomide.com>,
	linux-crypto@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, openbmc@lists.ozlabs.org
Subject: [PATCH 6/8] dt-bindings: rng: ti,omap-rom-rng: convert OMAP ROM RNG to dtschema
Date: Mon, 27 Dec 2021 19:32:49 +0100	[thread overview]
Message-ID: <20211227183251.132525-6-krzysztof.kozlowski@canonical.com> (raw)
In-Reply-To: <20211227183251.132525-1-krzysztof.kozlowski@canonical.com>

Convert the OMAP ROM RNG bindings to DT schema.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 .../devicetree/bindings/rng/omap3_rom_rng.txt | 27 ------------
 .../bindings/rng/ti,omap-rom-rng.yaml         | 41 +++++++++++++++++++
 2 files changed, 41 insertions(+), 27 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/rng/omap3_rom_rng.txt
 create mode 100644 Documentation/devicetree/bindings/rng/ti,omap-rom-rng.yaml

diff --git a/Documentation/devicetree/bindings/rng/omap3_rom_rng.txt b/Documentation/devicetree/bindings/rng/omap3_rom_rng.txt
deleted file mode 100644
index f315c9723bd2..000000000000
--- a/Documentation/devicetree/bindings/rng/omap3_rom_rng.txt
+++ /dev/null
@@ -1,27 +0,0 @@
-OMAP ROM RNG driver binding
-
-Secure SoCs may provide RNG via secure ROM calls like Nokia N900 does. The
-implementation can depend on the SoC secure ROM used.
-
-- compatible:
-	Usage: required
-	Value type: <string>
-	Definition: must be "nokia,n900-rom-rng"
-
-- clocks:
-	Usage: required
-	Value type: <prop-encoded-array>
-	Definition: reference to the the RNG interface clock
-
-- clock-names:
-	Usage: required
-	Value type: <stringlist>
-	Definition: must be "ick"
-
-Example:
-
-	rom_rng: rng {
-		compatible = "nokia,n900-rom-rng";
-		clocks = <&rng_ick>;
-		clock-names = "ick";
-	};
diff --git a/Documentation/devicetree/bindings/rng/ti,omap-rom-rng.yaml b/Documentation/devicetree/bindings/rng/ti,omap-rom-rng.yaml
new file mode 100644
index 000000000000..9a58440b1ab1
--- /dev/null
+++ b/Documentation/devicetree/bindings/rng/ti,omap-rom-rng.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rng/ti,omap-rom-rng.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: OMAP ROM Random Number Generator
+
+maintainers:
+  - Pali Rohár <pali@kernel.org>
+  - Tony Lindgren <tony@atomide.com>
+
+description:
+  Secure SoCs may provide RNG via secure ROM calls like Nokia N900 does.
+  The implementation can depend on the SoC secure ROM used.
+
+properties:
+  compatible:
+    const: nokia,n900-rom-rng
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    items:
+      - const: ick
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    rng {
+        compatible = "nokia,n900-rom-rng";
+        clocks = <&rng_ick>;
+        clock-names = "ick";
+    };
-- 
2.32.0

