Re: [PATCH v2 3/4] dt-bindings: power: reset: atmel,sama5d2-shdwc: convert to yaml

From: Krzysztof Kozlowski
Date: Fri Jun 02 2023 - 10:54:24 EST


On 24/05/2023 14:35, Claudiu Beznea wrote:
> Convert Atmel SAMA5D2 shutdown controller to YAML. SAMA7G5 SHDWC DT node
> (available in arch/arm/boot/dts/sama7g5.dtsi) has syscon along with its
> compatible. There is no usage of this syscon in the current code but it
> may be necessary in future as some registers of SHDWC are accessed in
> different drivers (at91-sama5d2_shdwc.c and arch/arm/mach-at91/pm.c).
> Thus update the YAML with it to make DT checkers happy.
>



> +---
> +$id: http://devicetree.org/schemas/power/reset/atmel,sama5d2-shdwc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Atmel SAMA5D2 SHDWC Shutdown Controller
> +
> +maintainers:
> + - Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> +
> +description:
> + Atmel SHDWC shutdown controller controls the power supplies VDDIO and VDDCORE
> + and the wake-up detection on debounced input lines.
> +
> +properties:
> + compatible:
> + oneOf:
> + - items:
> + - const: microchip,sama7g5-shdwc
> + - const: syscon
> + - items:

These are not items, but just enum. This could not work as intended.

> + enum:
> + - atmel,sama5d2-shdwc
> + - microchip,sam9x60-shdwc
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + "#address-cells":
> + const: 1
> +
> + "#size-cells":
> + const: 0
> +
> + debounce-delay-us:
> + description:
> + Minimum wake-up inputs debouncer period in microseconds. It is usually a
> + board-related property.
> +
> + atmel,wakeup-rtc-timer:
> + description: enable real-time clock wake-up
> + type: boolean
> +
> +patternProperties:
> + "^input@[0-15]$":
> + description:
> + Wake-up input nodes. These are usually described in the "board" part of
> + the Device Tree. Note also that input 0 is linked to the wake-up pin and
> + is frequently used.
> + type: object
> + properties:
> + reg:
> + description: contains the wake-up input index
> + minimum: 0
> + maximum: 15
> +
> + atmel,wakeup-active-high:
> + description:
> + The corresponding wake-up input described by the child forces the
> + wake-up of the core power supply on a high level. The default is to
> + be active low.
> + type: boolean
> +
> + required:
> + - reg
> +
> + additionalProperties: false
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> +
> +allOf:
> + - if:
> + properties:
> + compatible:
> + contains:
> + enum:
> + - microchip,sam9x60-shdwc
> + - microchip,sama7g5-shdwc
> + then:
> + properties:
> + atmel,wakeup-rtt-timer:
> + description: enable real-time timer wake-up
> + type: boolean

Don't define properties in allOf. This should be in top-level.


Missing additionalProperties: false.

Best regards,
Krzysztof