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Date: Wed, 05 Nov 2014 14:43:39 +0100
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Roger Quadros <rogerq@...com>, wg@...ndegger.com
CC: wsa@...-dreams.de, tony@...mide.com, tglx@...utronix.de,
mugunthanvnm@...com, george.cherian@...com, balbi@...com,
nsekhar@...com, nm@...com, sergei.shtylyov@...entembedded.com,
linux-omap@...r.kernel.org, linux-can@...r.kernel.org,
netdev@...r.kernel.org
Subject: Re: [PATCH v3 7/8] net: can: c_can: Add support for TI DRA7 DCAN
On 11/05/2014 02:36 PM, Roger Quadros wrote:
> On 11/05/2014 03:30 PM, Marc Kleine-Budde wrote:
>> On 11/04/2014 11:21 AM, Roger Quadros wrote:
>>> DRA7 SoC has 2 CAN IPs. Provide compatible IDs and RAMINIT
>>> register data for both.
>>
>> My understanding of the discussion with Wolfram was:
>> - We should put the number of the Interface into to DT as a regmap
>> parameter.
>> - We put the method how to find the correct bits into the DT, via the
>> compatible.
>>
>> So for both CAN instances on the DRA7 we have a single compatible
>> "ti,dra7-d_can" and in the driver a mechanism that translates the number
>> of the instance into the needed bit offsets, e.g. via two arrays.
>>
>
> OK. I'll revise this series.
>
> The new syscon-raminit property will be like
> syscon-raminit = <syscon_phandle raminit-reg-offset dcan-interface-number>;
Yes. Wolfram?
Marc
--
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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