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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Aswath Govindraju <a-govindraju@ti.com>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, Nishanth Menon <nm@ti.com>,
	Tero Kristo <kristo@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Lokesh Vutla <lokeshvutla@ti.com>
Subject: Re: [PATCH 1/6] arm64: dts: ti: k3-am65-mcu: Add Support for MCAN
Date: Tue, 20 Jul 2021 16:49:32 +0200	[thread overview]
Message-ID: <20210720144932.5rtvpkmjooma7zae@pengutronix.de> (raw)
In-Reply-To: <f3560ac8-8ffe-87d6-a21f-87f6251f1750@ti.com>

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On 20.07.2021 20:00:32, Aswath Govindraju wrote:
> Hi Marc,
> 
> On 20/07/21 7:50 pm, Marc Kleine-Budde wrote:
> > On 20.07.2021 19:46:37, Aswath Govindraju wrote:
> >> From: Faiz Abbas <faiz_abbas@ti.com>
> >>
> >> Add Support for two MCAN controllers present on the am65x SOC. Both support
> >> classic CAN messages as well as CAN-FD.
> > 
> > Thanks for the patch!
> > 
> > Why don't you disable the CAN cores by default in the dtsi?
> 
> As far as I know, in the dtsi file we mention all the subsystems or
> periherals present in the SoC and in the specific board dts file we
> enable or disable the DT nodes depending on whether the  pins are
> brought out.

If you disable the subsystems (that need pins) by default, you only have
to list and configure only the used subsystems and not disable the
unused ones. But it seems in the TI land you're following the rule you
outlined above, so go ahead.

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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  parent reply	other threads:[~2021-07-20 15:06 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-20 14:16 [PATCH 0/6] CAN: Add support for CAN in AM65,J721e and AM64 Aswath Govindraju
2021-07-20 14:16 ` [PATCH 1/6] arm64: dts: ti: k3-am65-mcu: Add Support for MCAN Aswath Govindraju
2021-07-20 14:20   ` Marc Kleine-Budde
2021-07-20 14:30     ` Aswath Govindraju
2021-07-20 14:39       ` Nishanth Menon
2021-07-20 14:49       ` Marc Kleine-Budde [this message]
2021-07-20 14:16 ` [PATCH 2/6] arm64: dts: ti: am654-base-board: Disable mcan nodes Aswath Govindraju
2021-07-20 14:16 ` [PATCH 3/6] arm64: dts: ti: k3-j721e: Add support for MCAN nodes Aswath Govindraju
2021-07-20 14:54   ` Marc Kleine-Budde
2021-07-21  7:48     ` Aswath Govindraju
2021-07-26  7:43       ` Aswath Govindraju
2021-07-20 14:16 ` [PATCH 4/6] arm64: dts: ti: k3-j721e-common-proc-board: Add support for mcu_mcan nodes Aswath Govindraju
2021-07-20 14:16 ` [PATCH 5/6] arm64: dts: ti: k3-am64-main: Add support for MCAN Aswath Govindraju
2021-07-20 14:16 ` [PATCH 6/6] arm64: dts: ti: k3-am642-evm/sk: Add support for main domain mcan nodes in EVM and disable them on SK Aswath Govindraju

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