Re: [PATCH 1/2] dt-bindings: watchdog: Add Apple Watchdog

From: Mark Kettenis
Date: Sat Nov 13 2021 - 16:07:47 EST


> From: Sven Peter <sven@xxxxxxxxxxxxx>
> Date: Sat, 13 Nov 2021 10:47:31 +0100
>
> Apple SoCs come with a simple embedded watchdog. This watchdog is also
> required in order to reset the SoC.
>
> Signed-off-by: Sven Peter <sven@xxxxxxxxxxxxx>
> ---
> .../bindings/watchdog/apple,wdt.yaml | 52 +++++++++++++++++++
> MAINTAINERS | 1 +
> 2 files changed, 53 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
>
> diff --git a/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml b/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
> new file mode 100644
> index 000000000000..e58c56a6fdf6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
> @@ -0,0 +1,52 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/watchdog/apple,wdt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Apple SoC Watchdog
> +
> +allOf:
> + - $ref: "watchdog.yaml#"

I believew this should be:

- $ref: /schemas/watchdog/watchdog.yaml#

with that fixed:

Reviewed-by: Mark Kettenis <kettenis@xxxxxxxxxxx>


> +
> +maintainers:
> + - Sven Peter <sven@xxxxxxxxxxxxx>
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - apple,t8103-wdt
> + - apple,t6000-wdt
> + - const: apple,wdt
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - interrupts
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/apple-aic.h>
> + #include <dt-bindings/interrupt-controller/irq.h>
> +
> + wdt: watchdog@50000000 {
> + compatible = "apple,t8103-wdt", "apple,wdt";
> + reg = <0x50000000 0x4000>;
> + clocks = <&clk>;
> + interrupts = <AIC_IRQ 123 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 5b7a13f706fa..ba480837724d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -1749,6 +1749,7 @@ F: Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml
> F: Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml
> F: Documentation/devicetree/bindings/pci/apple,pcie.yaml
> F: Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
> +F: Documentation/devicetree/bindings/watchdog/apple,wdt.yaml
> F: arch/arm64/boot/dts/apple/
> F: drivers/i2c/busses/i2c-pasemi-core.c
> F: drivers/i2c/busses/i2c-pasemi-platform.c
> --
> 2.25.1
>
>