netdev - Re: [PATCH net-next v3 2/3] can: mscan-mpc5xxx: add support for the MPC512x processor

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Date:	Thu, 7 Jan 2010 17:21:13 +0100
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Wolfgang Grandegger <wg@...ndegger.com>
Cc:	Netdev@...r.kernel.org, Socketcan-core@...ts.berlios.de,
	Linuxppc-dev@...ts.ozlabs.org, Devicetree-discuss@...ts.ozlabs.org,
	Wolfgang Grandegger <wg@...x.de>
Subject: Re: [PATCH net-next v3 2/3] can: mscan-mpc5xxx: add support for
	the MPC512x processor

On Thu, Jan 07, 2010 at 03:10:20PM +0100, Wolfgang Grandegger wrote:
> From: Wolfgang Grandegger <wg@...x.de>
> 
> The main differences compared to the MSCAN on the MPC5200 are:
> 
> - More flexibility in choosing the CAN source clock and frequency:
> 
>   Three different clock sources can be selected: "ip", "ref" or "sys".
>   For the latter two, a clock divider can be defined as well. If the
>   clock source is not specified by the device tree, we first try to
>   find an optimal CAN source clock based on the system clock. If that
>   is not possible, the reference clock will be used.
> 
> - The behavior of bus-off recovery is configurable:
> 
>   To comply with the usual handling of Socket-CAN bus-off recovery,
>   "recovery on request" is selected (instead of automatic recovery).
> 
> Note that only MPC5121 Rev. 2 and later is supported.
> 
> Signed-off-by: Wolfgang Grandegger <wg@...x.de>

Reviewed-by: Wolfram Sang <w.sang@...gutronix.de>

It still works with our board and I didn't find anything else to comment on.

Thanks, Wolfgang!

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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