linux-kernel - Re: [PATCH] STA2X11 CAN: CAN driver for the STA2X11 board

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Date:	Sat, 26 May 2012 21:57:58 +0200
From:	Wolfgang Grandegger <wg@...ndegger.com>
To:	Federico Vaga <federico.vaga@...il.com>
CC:	Marc Kleine-Budde <mkl@...gutronix.de>, linux-can@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Giancarlo Asnaghi <giancarlo.asnaghi@...com>,
	Alan Cox <alan@...ux.intel.com>
Subject: Re: [PATCH] STA2X11 CAN: CAN driver for the STA2X11 board

On 05/26/2012 10:36 AM, Federico Vaga wrote:
>> Thanks for your contribution. At a first glance, this driver looks
>> similar to the pch_can and the c_can driver. It seems that a C_CAN based
>> controller is used on that board as well. If that's true, it should be
>> handled by the C_CAN driver. To get ride of the obsolete pch_can driver,
>> I sent some time ago the patch "[RFC/PATCH] c_can: add driver for the
>> PCH CAN controller":
>>
>>  http://marc.info/?t=132991563600003&r=1&w=4
>>
>> I could serve as base of a generic c_can_pci driver.
> 
> You are right, this is a C-CAN but it isn't specified on the board manual.
> I compared the board manual with the Bosch C-CAN manual, and it is the same.

Like with the Intel EG20T PCH CAN controller.

> I'm working on a PCI module for this board, when it is ready we can think for
> a generic c_can_pci

That would be nice, thanks. You might have realized that AnilKumar has
provided support for the D_CAN controllers to the C_CAN driver which
will show up mainline soon.

Wolfgang.

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