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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Markus Schneider-Pargmann <msp@baylibre.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
	Chandrasekar Ramakrishnan <rcsekar@samsung.com>,
	Wolfgang Grandegger <wg@grandegger.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Vincent MAILHOL <mailhol.vincent@wanadoo.fr>,
	Simon Horman <simon.horman@corigine.com>,
	linux-can@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/5] dt-bindings: can: tcan4x5x: Add tcan4552 and tcan4553 variants
Date: Wed, 15 Mar 2023 12:29:05 +0100	[thread overview]
Message-ID: <20230315112905.qutggrdnpsttbase@pengutronix.de> (raw)
In-Reply-To: <20230315104914.qpwhnv6drjwau5jr@blmsp>

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On 15.03.2023 11:49:14, Markus Schneider-Pargmann wrote:
> Hi Krzysztof,
> 
> On Tue, Mar 14, 2023 at 09:01:10PM +0100, Krzysztof Kozlowski wrote:
> > On 14/03/2023 16:11, Markus Schneider-Pargmann wrote:
> > > These two new chips do not have state or wake pins.
> > > 
> > > Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
> > > ---
> > >  .../devicetree/bindings/net/can/tcan4x5x.txt          | 11 ++++++++---
> > >  1 file changed, 8 insertions(+), 3 deletions(-)
> > > 
> > > diff --git a/Documentation/devicetree/bindings/net/can/tcan4x5x.txt b/Documentation/devicetree/bindings/net/can/tcan4x5x.txt
> > > index e3501bfa22e9..38a2b5369b44 100644
> > > --- a/Documentation/devicetree/bindings/net/can/tcan4x5x.txt
> > > +++ b/Documentation/devicetree/bindings/net/can/tcan4x5x.txt
> > > @@ -4,7 +4,10 @@ Texas Instruments TCAN4x5x CAN Controller
> > >  This file provides device node information for the TCAN4x5x interface contains.
> > >  
> > >  Required properties:
> > > -	- compatible: "ti,tcan4x5x"
> > > +	- compatible:
> > > +		"ti,tcan4x5x" or
> > > +		"ti,tcan4552" or
> > > +		"ti,tcan4553"
> > 
> > Awesome, they nicely fit into wildcard... Would be useful to deprecate
> > the wildcard at some point and switch to proper compatibles in such
> > case, because now they became confusing.
> > 
> > Anyway:
> > 
> > Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> 
> Thank you. Indeed the old generic name could be replaced, unfortunately
> I don't have a list of devices that this generic wildcard matches.

The mcp251xfd driver supports "microchip,mcp2517fd",
"microchip,mcp2518fd", "microchip,mcp251863", and "microchip,mcp251xfd".
It always does auto detection and throws a warning if the found chip is
not consistent with the firmware (DT, ACPI).

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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  reply	other threads:[~2023-03-15 11:29 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-14 15:11 [PATCH 0/5] can: tcan4x5x: Introduce tcan4552/4553 Markus Schneider-Pargmann
2023-03-14 15:11 ` [PATCH 1/5] dt-bindings: can: tcan4x5x: Add tcan4552 and tcan4553 variants Markus Schneider-Pargmann
2023-03-14 16:13   ` Simon Horman
2023-03-14 20:01   ` Krzysztof Kozlowski
2023-03-15 10:49     ` Markus Schneider-Pargmann
2023-03-15 11:29       ` Marc Kleine-Budde [this message]
2023-03-15 11:25     ` Marc Kleine-Budde
2023-03-15 13:14       ` Krzysztof Kozlowski
2023-03-15 15:58         ` Markus Schneider-Pargmann
2023-03-15 16:03           ` Simon Horman
2023-03-15 16:07           ` Krzysztof Kozlowski
2023-03-14 15:11 ` [PATCH 2/5] can: tcan4x5x: Remove reserved register 0x814 from writable table Markus Schneider-Pargmann
2023-03-14 15:11 ` [PATCH 3/5] can: tcan4x5x: Check size of mram configuration Markus Schneider-Pargmann
2023-03-14 15:12 ` [PATCH 4/5] can: tcan4x5x: Rename ID registers to match datasheet Markus Schneider-Pargmann
2023-03-14 15:12 ` [PATCH 5/5] can: tcan4x5x: Add support for tcan4552/4553 Markus Schneider-Pargmann
2023-03-14 16:22   ` Simon Horman
2023-03-15 10:41     ` Markus Schneider-Pargmann
2023-03-14 18:19   ` Michal Kubiak
2023-03-14 18:26 ` [PATCH 0/5] can: tcan4x5x: Introduce tcan4552/4553 Michal Kubiak
2023-03-15 10:44   ` Markus Schneider-Pargmann

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