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From: Kalle Valo <kalle.valo@iki.fi>
To: Dan Williams <dcbw@redhat.com>
Cc: Colin McCabe <colin@cozybit.com>,
	linux-wireless@vger.kernel.org, libertas-dev@lists.infradead.org,
	Andrey Yurovsky <andrey@cozybit.com>
Subject: Re: [PATCH v2 3/3] libertas: if_spi, driver for libertas GSPI devices
Date: Fri, 09 Jan 2009 10:05:27 +0200	[thread overview]
Message-ID: <87ljtk29bs.fsf@litku.valot.fi> (raw)
In-Reply-To: <1231435046.21643.53.camel@localhost.localdomain> (Dan Williams's message of "Thu\, 08 Jan 2009 12\:17\:25 -0500")

Dan Williams <dcbw@redhat.com> writes:

> On Fri, 2009-01-02 at 19:00 -0800, Colin McCabe wrote:
>> Add initial support for libertas devices using a GSPI interface.  This has
>> been tested with the 8686.  At this time, as far as we know, GSPI firmware for
>> this device is not publicly distributable, but we expect this to change.
>> 
>> GSPI is intended to be used on embedded systems. Board-specific parameters are
>> required (see libertas_spi.h).
>
> One thing we found we *really* wanted with SDIO was the ability to reset
> the card completely, is there any ability to do that with the SPI
> interface, or do you need to rely on board-specific methods to do that?

For stlc45xx (which currently uses SPI) where's a separate power gpio
line. To reset it, put the line down, wait a bit and put it back up. I
would guess that to be a common practise, at least in the embedded
world.

-- 
Kalle Valo

  parent reply	other threads:[~2009-01-09  8:05 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-03  3:00 [PATCH v2 0/3] libertas: driver for GSPI devices Colin McCabe
2009-01-03  3:00 ` [PATCH v2 1/3] libertas: Fix alignment issues in libertas core Colin McCabe
2009-01-03  3:00   ` [PATCH v2 2/3] libertas: Update libertas core with GSPI constants Colin McCabe
2009-01-03  3:00     ` [PATCH v2 3/3] libertas: if_spi, driver for libertas GSPI devices Colin McCabe
2009-01-07  8:38       ` Holger Schurig
2009-01-07 17:28         ` Andrey Yurovsky
2009-01-08 17:17       ` Dan Williams
2009-01-08 17:42         ` Colin McCabe
2009-01-09  8:05         ` Kalle Valo [this message]
2009-01-08 16:56     ` [PATCH v2 2/3] libertas: Update libertas core with GSPI constants Dan Williams
2009-01-08 16:53   ` [PATCH v2 1/3] libertas: Fix alignment issues in libertas core Johannes Berg
2009-01-08 16:54     ` Dan Williams

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