linux-kernel - Re: [PATCH v2 1/3] dt-bindings: m_can: Add Documentation for transceiver regulator

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Date:   Wed, 19 Feb 2020 14:35:29 -0600
From:   Rob Herring <robh@...nel.org>
To:     Faiz Abbas <faiz_abbas@...com>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, netdev@...r.kernel.org,
        linux-can@...r.kernel.org, broonie@...nel.org, lgirdwood@...il.com,
        catalin.marinas@....com, mark.rutland@....com, mkl@...gutronix.de,
        wg@...ndegger.com, sriram.dash@...sung.com, dmurphy@...com
Subject: Re: [PATCH v2 1/3] dt-bindings: m_can: Add Documentation for
 transceiver regulator

On Mon, Feb 17, 2020 at 07:58:34PM +0530, Faiz Abbas wrote:
> Some CAN transceivers have a standby line that needs to be asserted
> before they can be used. Model this GPIO lines as an optional
> fixed-regulator node. Document bindings for the same.
> 
> Signed-off-by: Faiz Abbas <faiz_abbas@...com>
> ---
>  Documentation/devicetree/bindings/net/can/m_can.txt | 3 +++
>  1 file changed, 3 insertions(+)

This has moved to DT schema in my tree, so please adjust it and resend.

> diff --git a/Documentation/devicetree/bindings/net/can/m_can.txt b/Documentation/devicetree/bindings/net/can/m_can.txt
> index ed614383af9c..f17e2a5207dc 100644
> --- a/Documentation/devicetree/bindings/net/can/m_can.txt
> +++ b/Documentation/devicetree/bindings/net/can/m_can.txt
> @@ -48,6 +48,9 @@ Optional Subnode:
>  			  that can be used for CAN/CAN-FD modes. See
>  			  Documentation/devicetree/bindings/net/can/can-transceiver.txt
>  			  for details.
> +
> +- xceiver-supply: Regulator that powers the CAN transceiver.

The supply for a transceiver should go in the transceiver node.

> +
>  Example:
>  SoC dtsi:
>  m_can1: can@...8000 {
> -- 
> 2.19.2
>