Hi,
On Fri, Jun 16, 2023 at 01:16:44PM +0300, Claudiu Beznea wrote:
> Convert Microchip AT91 shutdown controller to YAML.
>
> Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>
> ---
Thanks, queued.
-- Sebastian
> .../devicetree/bindings/arm/atmel-sysregs.txt | 31 -------
> .../power/reset/atmel,at91sam9260-shdwc.yaml | 82 +++++++++++++++++++
> 2 files changed, 82 insertions(+), 31 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml
>
> diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
> index ab1b352344ae..e6b2fb291b45 100644
> --- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
> +++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
> @@ -52,37 +52,6 @@ Example:
> reg = <0xe3804000 0x1000>;
> };
>
> -SHDWC Shutdown Controller
> -
> -required properties:
> -- compatible: Should be "atmel,<chip>-shdwc".
> - <chip> can be "at91sam9260", "at91sam9rl" or "at91sam9x5".
> -- reg: Should contain registers location and length
> -- clocks: phandle to input clock.
> -
> -optional properties:
> -- atmel,wakeup-mode: String, operation mode of the wakeup mode.
> - Supported values are: "none", "high", "low", "any".
> -- atmel,wakeup-counter: Counter on Wake-up 0 (between 0x0 and 0xf).
> -
> -optional at91sam9260 properties:
> -- atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
> -
> -optional at91sam9rl properties:
> -- atmel,wakeup-rtc-timer: boolean to enable Real-time Clock Wake-up.
> -- atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
> -
> -optional at91sam9x5 properties:
> -- atmel,wakeup-rtc-timer: boolean to enable Real-time Clock Wake-up.
> -
> -Example:
> -
> - shdwc@fffffd10 {
> - compatible = "atmel,at91sam9260-shdwc";
> - reg = <0xfffffd10 0x10>;
> - clocks = <&clk32k>;
> - };
> -
> SHDWC SAMA5D2-Compatible Shutdown Controller
>
> 1) shdwc node
> diff --git a/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml b/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml
> new file mode 100644
> index 000000000000..f559a2cfd82e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml
> @@ -0,0 +1,82 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/reset/atmel,at91sam9260-shdwc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Microchip AT91 SHDWC Shutdown Controller
> +
> +maintainers:
> + - Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> +
> +description: |
> + Microchip AT91 SHDWC shutdown controller controls the power supplies VDDIO
> + and VDDCORE and the wake-up detection on debounced input lines.
> +
> +properties:
> + compatible:
> + enum:
> + - atmel,at91sam9260-shdwc
> + - atmel,at91sam9rl-shdwc
> + - atmel,at91sam9x5-shdwc
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + atmel,wakeup-mode:
> + description: operation mode of the wakeup mode
> + $ref: /schemas/types.yaml#/definitions/string
> + enum: [ none, high, low, any ]
> +
> + atmel,wakeup-counter:
> + description: counter on wake-up 0
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 0
> + maximum: 15
> +
> + atmel,wakeup-rtt-timer:
> + description: enable real-time timer wake-up
> + type: boolean
> +
> + atmel,wakeup-rtc-timer:
> + description: enable real-time clock wake-up
> + type: boolean
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> +
> +allOf:
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: atmel,at91sam9x5-shdwc
> + then:
> + properties:
> + atmel,wakeup-rtt-timer: false
> +
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: atmel,at91sam9260-shdwc
> + then:
> + properties:
> + atmel,wakeup-rtc-timer: false
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + shdwc: poweroff@fffffd10 {
> + compatible = "atmel,at91sam9260-shdwc";
> + reg = <0xfffffd10 0x10>;
> + clocks = <&clk32k>;
> + };
> +
> +...
> --
> 2.34.1
>
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