linux-kernel - [PATCH] dt-bindings: crypto: Convert stm32 CRYP bindings to json-schema

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Date:   Fri, 8 Nov 2019 13:52:43 +0100
From:   Benjamin Gaignard <benjamin.gaignard@...com>
To:     <herbert@...dor.apana.org.au>, <davem@...emloft.net>,
        <robh+dt@...nel.org>, <mark.rutland@....com>,
        <alexandre.torgue@...com>, <lionel.debieve@...com>
CC:     <linux-crypto@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: [PATCH] dt-bindings: crypto: Convert stm32 CRYP bindings to json-schema

Convert the STM32 CRYP binding to DT schema format using json-schema

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
---
 .../devicetree/bindings/crypto/st,stm32-cryp.txt   | 19 --------
 .../devicetree/bindings/crypto/st,stm32-cryp.yaml  | 51 ++++++++++++++++++++++
 2 files changed, 51 insertions(+), 19 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/crypto/st,stm32-cryp.txt
 create mode 100644 Documentation/devicetree/bindings/crypto/st,stm32-cryp.yaml

diff --git a/Documentation/devicetree/bindings/crypto/st,stm32-cryp.txt b/Documentation/devicetree/bindings/crypto/st,stm32-cryp.txt
deleted file mode 100644
index 970487fa40b8..000000000000
--- a/Documentation/devicetree/bindings/crypto/st,stm32-cryp.txt
+++ /dev/null
@@ -1,19 +0,0 @@
-* STMicroelectronics STM32 CRYP
-
-Required properties:
-- compatible: Should be "st,stm32f756-cryp".
-- reg: The address and length of the peripheral registers space
-- clocks: The input clock of the CRYP instance
-- interrupts: The CRYP interrupt
-
-Optional properties:
-- resets: The input reset of the CRYP instance
-
-Example:
-crypto@...60000 {
-	compatible = "st,stm32f756-cryp";
-	reg = <0x50060000 0x400>;
-	interrupts = <79>;
-	clocks = <&rcc 0 STM32F7_AHB2_CLOCK(CRYP)>;
-	resets = <&rcc STM32F7_AHB2_RESET(CRYP)>;
-};
diff --git a/Documentation/devicetree/bindings/crypto/st,stm32-cryp.yaml b/Documentation/devicetree/bindings/crypto/st,stm32-cryp.yaml
new file mode 100644
index 000000000000..a4574552502a
--- /dev/null
+++ b/Documentation/devicetree/bindings/crypto/st,stm32-cryp.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/crypto/st,stm32-cryp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STM32 CRYP bindings
+
+maintainers:
+  - Lionel Debieve <lionel.debieve@...com>
+
+properties:
+  compatible:
+    enum:
+      - st,stm32f756-cryp
+      - st,stm32mp1-cryp
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/stm32mp1-clks.h>
+    #include <dt-bindings/reset/stm32mp1-resets.h>
+    cryp@...01000 {
+      compatible = "st,stm32mp1-cryp";
+      reg = <0x54001000 0x400>;
+      interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+      clocks = <&rcc CRYP1>;
+      resets = <&rcc CRYP1_R>;
+    };
+
+...
-- 
2.15.0