Message-ID: <5188C6FD.9010903@pengutronix.de>
Date: Tue, 07 May 2013 11:18:53 +0200
From: Marc Kleine-Budde <mkl@pengutronix.de>
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To: Arnd Bergmann <arnd@arndb.de>
CC: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        Oliver Hartkopp <socketcan@hartkopp.net>, linux-can@vger.kernel.org
Subject: Re: [PATCH, RFC 01/22] can: move CONFIG_HAVE_CAN_FLEXCAN out of CAN_DEV
References: <1367507786-505303-1-git-send-email-arnd@arndb.de> <1367507786-505303-2-git-send-email-arnd@arndb.de> <5183892B.8020400@pengutronix.de> <201305031724.15584.arnd@arndb.de>
In-Reply-To: <201305031724.15584.arnd@arndb.de>
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On 05/03/2013 05:24 PM, Arnd Bergmann wrote:
> On Friday 03 May 2013, Marc Kleine-Budde wrote:
>> On 05/02/2013 05:16 PM, Arnd Bergmann wrote:
>>> CONFIG_HAVE_CAN_FLEXCAN is a silect symbol that is meant to be select=
ed
>>> by platforms that support this driver, but that is not possible witho=
ut
>>> also selecting CAN_DEV, unless we move it out of the "if CAN_DEV"
>>> section of the Kconfig file.
>>>
>>> warning: (SOC_IMX28 && SOC_IMX25 && SOC_IMX35 &&
>>>  IMX_HAVE_PLATFORM_FLEXCAN && SOC_IMX53 && SOC_IMX6Q) selects HAVE_CA=
N_FLEXCAN
>>>  which has unmet direct dependencies (NET && CAN && CAN_DEV)
>>
>> With the advent of multi platform kernels I like to get rid of
>> HAVE_CAN_FLEXCAN completely.
>=20
> Yes, good idea. Are there any other dependencies we need to add then?
> I assume FLEXCAN needs to depend on HAS_IOMEM and OF at least, but
> there might be more.

The driver compiles (tested on SH and blacksfin) and works without
CONFIG_OF (on non DT arm platforms).

Marc
--=20
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686  | http://www.pengutronix.de   |


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