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[v3,06/10] dt-bindings: watchdog: Add HPE GXP Watchdog timer binding

Message ID 20220310195229.109477-6-nick.hawkins@hpe.com
State New
Headers show
Series None | expand

Commit Message

Hawkins, Nick March 10, 2022, 7:52 p.m. UTC
From: Nick Hawkins <nick.hawkins@hpe.com>

Add the hpe gxp watchdog timer binding hpe,gxp-wdt.
This will enable support for the HPE GXP Watchdog

Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com>
---
 .../bindings/watchdog/hpe,gxp-wdt.yaml        | 37 +++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml

Comments

Krzysztof Kozlowski March 11, 2022, 9:34 a.m. UTC | #1
On 10/03/2022 20:52, nick.hawkins@hpe.com wrote:
> From: Nick Hawkins <nick.hawkins@hpe.com>
> 
> Add the hpe gxp watchdog timer binding hpe,gxp-wdt.
> This will enable support for the HPE GXP Watchdog
> 
> Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com>
> ---
>  .../bindings/watchdog/hpe,gxp-wdt.yaml        | 37 +++++++++++++++++++
>  1 file changed, 37 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
> new file mode 100644
> index 000000000000..6044496b4968
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
> @@ -0,0 +1,37 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/watchdog/hpe,gxp-wdt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: HPE GXP Controlled Watchdog
> +
> +allOf:
> +  - $ref: "watchdog.yaml#"
> +
> +maintainers:
> +  - Nick Hawkins <nick.hawkins@hpe.com>
> +  - Jean-Marie Verdun <verdun@hpe.com>
> +
> +properties:
> +  compatible:
> +    const: hpe,gxp-wdt
> +
> +  reg:
> +    items:
> +      - description: WDGRST register
> +      - description: WDGCS register

Why are you mapping each register instead of entire address space? It
won't scale if your new design comes with 10 registers...

> +
> +required:
> +  - compatible
> +  - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    watchdog0:  watchdog@c0000090 {

Skip the label. You also have there double space between label and node
name.

Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
new file mode 100644
index 000000000000..6044496b4968
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/hpe,gxp-wdt.yaml
@@ -0,0 +1,37 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/hpe,gxp-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HPE GXP Controlled Watchdog
+
+allOf:
+  - $ref: "watchdog.yaml#"
+
+maintainers:
+  - Nick Hawkins <nick.hawkins@hpe.com>
+  - Jean-Marie Verdun <verdun@hpe.com>
+
+properties:
+  compatible:
+    const: hpe,gxp-wdt
+
+  reg:
+    items:
+      - description: WDGRST register
+      - description: WDGCS register
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    watchdog0:  watchdog@c0000090 {
+      compatible = "hpe,gxp-wdt";
+      reg = <0xc0000090 0x02>, <0xc0000096 0x01>;
+    };
+