dt-bindings: watchdog: Convert arm,sbsa-gwdt to DT schema

Message ID 20210607194022.3095736-1-robh@kernel.org
State New
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Series
  • dt-bindings: watchdog: Convert arm,sbsa-gwdt to DT schema
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Commit Message

Rob Herring June 7, 2021, 7:40 p.m.
Convert the arm,sbsa-gwdt binding to DT schema format.

Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Fu Wei <fu.wei@linaro.org>
Cc: linux-watchdog@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>

---
 .../bindings/watchdog/arm,sbsa-gwdt.yaml      | 51 +++++++++++++++++++
 .../bindings/watchdog/sbsa-gwdt.txt           | 31 -----------
 2 files changed, 51 insertions(+), 31 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml
 delete mode 100644 Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt

-- 
2.27.0

Comments

Guenter Roeck June 9, 2021, 7:03 p.m. | #1
On Mon, Jun 07, 2021 at 02:40:22PM -0500, Rob Herring wrote:
> Convert the arm,sbsa-gwdt binding to DT schema format.

> 

> Cc: Wim Van Sebroeck <wim@linux-watchdog.org>

> Cc: Guenter Roeck <linux@roeck-us.net>

> Cc: Fu Wei <fu.wei@linaro.org>

> Cc: linux-watchdog@vger.kernel.org

> Signed-off-by: Rob Herring <robh@kernel.org>


Acked-by: Guenter Roeck <linux@roeck-us.net>


> ---

>  .../bindings/watchdog/arm,sbsa-gwdt.yaml      | 51 +++++++++++++++++++

>  .../bindings/watchdog/sbsa-gwdt.txt           | 31 -----------

>  2 files changed, 51 insertions(+), 31 deletions(-)

>  create mode 100644 Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml

>  delete mode 100644 Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt

> 

> diff --git a/Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml b/Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml

> new file mode 100644

> index 000000000000..6bfa46353c4e

> --- /dev/null

> +++ b/Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml

> @@ -0,0 +1,51 @@

> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

> +%YAML 1.2

> +---

> +$id: http://devicetree.org/schemas/watchdog/arm,sbsa-gwdt.yaml#

> +$schema: http://devicetree.org/meta-schemas/core.yaml#

> +

> +title: SBSA (Server Base System Architecture) Generic Watchdog

> +

> +maintainers:

> +  - Fu Wei <fu.wei@linaro.org>

> +

> +description: |

> +  The SBSA Generic Watchdog Timer is used to force a reset of the system after

> +  two stages of timeout have elapsed. A detailed definition of the watchdog

> +  timer can be found in the ARM document: ARM-DEN-0029 - Server Base System

> +  Architecture (SBSA)

> +

> +allOf:

> +  - $ref: watchdog.yaml#

> +

> +properties:

> +  compatible:

> +    const: arm,sbsa-gwdt

> +

> +  reg:

> +    items:

> +      - description: Watchdog control frame

> +      - description: Refresh frame

> +

> +  interrupts:

> +    description: The Watchdog Signal 0 (WS0) SPI (Shared Peripheral Interrupt)

> +    maxItems: 1

> +

> +required:

> +  - compatible

> +  - reg

> +  - interrupts

> +

> +unevaluatedProperties: false

> +

> +examples:

> +  - |

> +

> +    watchdog@2a440000 {

> +        compatible = "arm,sbsa-gwdt";

> +        reg = <0x2a440000 0x1000>,

> +              <0x2a450000 0x1000>;

> +        interrupts = <0 27 4>;

> +        timeout-sec = <30>;

> +    };

> +...

> diff --git a/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt b/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt

> deleted file mode 100644

> index 6f2d5f91964d..000000000000

> --- a/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt

> +++ /dev/null

> @@ -1,31 +0,0 @@

> -* SBSA (Server Base System Architecture) Generic Watchdog

> -

> -The SBSA Generic Watchdog Timer is used to force a reset of the system

> -after two stages of timeout have elapsed.  A detailed definition of the

> -watchdog timer can be found in the ARM document: ARM-DEN-0029 - Server

> -Base System Architecture (SBSA)

> -

> -Required properties:

> -- compatible: Should at least contain "arm,sbsa-gwdt".

> -

> -- reg: Each entry specifies the base physical address of a register frame

> -  and the length of that frame; currently, two frames must be defined,

> -  in this order:

> -  1: Watchdog control frame;

> -  2: Refresh frame.

> -

> -- interrupts: Should contain the Watchdog Signal 0 (WS0) SPI (Shared

> -  Peripheral Interrupt) number of SBSA Generic Watchdog.

> -

> -Optional properties

> -- timeout-sec: Watchdog timeout values (in seconds).

> -

> -Example for FVP Foundation Model v8:

> -

> -watchdog@2a440000 {

> -	compatible = "arm,sbsa-gwdt";

> -	reg = <0x0 0x2a440000 0 0x1000>,

> -	      <0x0 0x2a450000 0 0x1000>;

> -	interrupts = <0 27 4>;

> -	timeout-sec = <30>;

> -};

> -- 

> 2.27.0

>

Patch

diff --git a/Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml b/Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml
new file mode 100644
index 000000000000..6bfa46353c4e
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/arm,sbsa-gwdt.yaml
@@ -0,0 +1,51 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/arm,sbsa-gwdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: SBSA (Server Base System Architecture) Generic Watchdog
+
+maintainers:
+  - Fu Wei <fu.wei@linaro.org>
+
+description: |
+  The SBSA Generic Watchdog Timer is used to force a reset of the system after
+  two stages of timeout have elapsed. A detailed definition of the watchdog
+  timer can be found in the ARM document: ARM-DEN-0029 - Server Base System
+  Architecture (SBSA)
+
+allOf:
+  - $ref: watchdog.yaml#
+
+properties:
+  compatible:
+    const: arm,sbsa-gwdt
+
+  reg:
+    items:
+      - description: Watchdog control frame
+      - description: Refresh frame
+
+  interrupts:
+    description: The Watchdog Signal 0 (WS0) SPI (Shared Peripheral Interrupt)
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+
+    watchdog@2a440000 {
+        compatible = "arm,sbsa-gwdt";
+        reg = <0x2a440000 0x1000>,
+              <0x2a450000 0x1000>;
+        interrupts = <0 27 4>;
+        timeout-sec = <30>;
+    };
+...
diff --git a/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt b/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt
deleted file mode 100644
index 6f2d5f91964d..000000000000
--- a/Documentation/devicetree/bindings/watchdog/sbsa-gwdt.txt
+++ /dev/null
@@ -1,31 +0,0 @@ 
-* SBSA (Server Base System Architecture) Generic Watchdog
-
-The SBSA Generic Watchdog Timer is used to force a reset of the system
-after two stages of timeout have elapsed.  A detailed definition of the
-watchdog timer can be found in the ARM document: ARM-DEN-0029 - Server
-Base System Architecture (SBSA)
-
-Required properties:
-- compatible: Should at least contain "arm,sbsa-gwdt".
-
-- reg: Each entry specifies the base physical address of a register frame
-  and the length of that frame; currently, two frames must be defined,
-  in this order:
-  1: Watchdog control frame;
-  2: Refresh frame.
-
-- interrupts: Should contain the Watchdog Signal 0 (WS0) SPI (Shared
-  Peripheral Interrupt) number of SBSA Generic Watchdog.
-
-Optional properties
-- timeout-sec: Watchdog timeout values (in seconds).
-
-Example for FVP Foundation Model v8:
-
-watchdog@2a440000 {
-	compatible = "arm,sbsa-gwdt";
-	reg = <0x0 0x2a440000 0 0x1000>,
-	      <0x0 0x2a450000 0 0x1000>;
-	interrupts = <0 27 4>;
-	timeout-sec = <30>;
-};