linux-kernel - Re: [PATCH v5 2/9] dt-bindings: can: m

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Message-ID: <20241029120618.swcxgr3lyv5r7ryi@stoplight>
Date: Tue, 29 Oct 2024 07:06:18 -0500
From: Nishanth Menon <nm@...com>
To: Dhruva Gole <d-gole@...com>
CC: Markus Schneider-Pargmann <msp@...libre.com>,
        Chandrasekar Ramakrishnan
	<rcsekar@...sung.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        Vincent
 Mailhol <mailhol.vincent@...adoo.fr>,
        "David S. Miller"
	<davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
	<kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, Rob Herring
	<robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
	<conor+dt@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo
	<kristo@...nel.org>, <linux-can@...r.kernel.org>,
        <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        Matthias Schiffer
	<matthias.schiffer@...tq-group.com>,
        Vishal Mahaveer <vishalm@...com>, Kevin
 Hilman <khilman@...libre.com>,
        Simon Horman <horms@...nel.org>,
        Krzysztof
 Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v5 2/9] dt-bindings: can: m_can: Add vio-supply

On 12:28-20241029, Dhruva Gole wrote:
> On Oct 28, 2024 at 18:38:08 +0100, Markus Schneider-Pargmann wrote:
> > The m_can unit can be integrated in different ways. For AM62 the unit is
> > integrated in different parts of the system (MCU or Main domain) and can
> > be powered by different external power sources. For example on am62-lp-sk
> > mcu_mcan0 and mcu_mcan1 are powered through VDDSHV_CANUART by an
> > external regulator. To be able to describe these relationships, add a
> > vio-supply property to this binding.
> > 
> > Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> > Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
> > ---
> >  Documentation/devicetree/bindings/net/can/bosch,m_can.yaml | 4 ++++
> >  1 file changed, 4 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml b/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
> > index 0c1f9fa7371897d45539ead49c9d290fb4966f30..aac2add319e240f4f561b755f41bf267b807ebcd 100644
> > --- a/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
> > +++ b/Documentation/devicetree/bindings/net/can/bosch,m_can.yaml
> > @@ -140,6 +140,10 @@ properties:
> >  
> >    wakeup-source: true
> >  
> > +  vio-supply:
> > +    description:
> > +      Reference to the main power supply of the unit.
> > +
> 
> Reviewed-by: Dhruva Gole <d-gole@...com>


Might want to conclude on the usage model discussed in [1]


[1] https://lore.kernel.org/all/20241029120302.3twkliytrn5hjufi@sleek/

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D