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Message-ID: <c4e7ea45-bd81-49c1-a461-e418a32d6122@linaro.org>
Date: Mon, 27 May 2024 21:07:32 +0200
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Subject: Re: [PATCH 1/6] dt-bindings: ti, sci: Add property for
 partial-io-wakeup-sources
To: Markus Schneider-Pargmann <msp@baylibre.com>, Nishanth Menon <nm@ti.com>,
 Tero Kristo <kristo@kernel.org>, Santosh Shilimkar <ssantosh@kernel.org>,
 Rob Herring <robh@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Conor Dooley <conor+dt@kernel.org>, Vignesh Raghavendra <vigneshr@ti.com>
Cc: Vibhore Vardhan <vibhore@ti.com>, Kevin Hilman <khilman@baylibre.com>,
 Dhruva Gole <d-gole@ti.com>, linux-arm-kernel@lists.infradead.org,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20240523080225.1288617-1-msp@baylibre.com>
 <20240523080225.1288617-2-msp@baylibre.com>
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20240523080225.1288617-2-msp@baylibre.com>
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On 23/05/2024 10:02, Markus Schneider-Pargmann wrote:
> Add a property with an array of phandles to devices that have pins that
> are capable to wakeup the SoC from Partial-IO. In Partial-IO everything
> is powered off including the DDR. Only pins belonging to a couple of
> devices are active and wakeup the system on activity.
> 
> Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
> ---
>  Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml b/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml
> index 7f06b1080244..c8ed0dd4fee4 100644
> --- a/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml
> +++ b/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml
> @@ -61,6 +61,12 @@ properties:
>    mboxes:
>      minItems: 2
>  
> +  ti,partial-io-wakeup-sources:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    description: |
> +      List of phandles to devicetree nodes that can wakeup the SoC from the
> +      Partial IO poweroff mode.

We have binding for this - wakeup-source in each device - what's wrong
with it?

Best regards,
Krzysztof