From: Pavel Machek <pavel@suse.cz>
To: Marcin Juszkiewicz <openembedded@hrw.one.pl>
Cc: Richard Purdie <rpurdie@rpsys.net>,
lenz@cs.wisc.edu, kernel list <linux-kernel@vger.kernel.org>,
metan@seznam.cz, arminlitzel@web.de
Subject: Re: sharp zaurus sl-5500 (collie): touchscreen now works
Date: Fri, 23 Jun 2006 12:48:37 +0200 [thread overview]
Message-ID: <20060623104836.GG5343@elf.ucw.cz> (raw)
In-Reply-To: <e6ec3ad10606230320s25596353y7b238593b90051f5@mail.gmail.com>
Hi!
> Yesterday someone added following info into OpenZaurus FAQ [1]:
Thanks a lot for a pointer.
> >Zaurus SL-5500 MMC/SDIO technical info
> >
> >For communicating with the MMC/SDIO card SL-5500 uses the LoCoMo built-in
> >SPI controller (secondary communication protocol) and 3 LoCoMo GPIOs
> >
> >LOCOMO_SPIMD for SPI MODE
> >LOCOMO_SPICT for SPI CONTROL
> >LOCOMO_SPIST for SPI STATUS
> >LOCOMO_SPITD for SPI TRANSMIT (write)
> >LOCOMO_SPIRD for SPI RECEIVE (read)
> >
> >LOCOMO_GPIO(13) for MMC irq / card detect
> >LOCOMO_GPIO(14) for MMC write protect test bit
> >LOCOMO_GPIO(15) for MMC power
> >
> >All these registers are 16bit, and data transfers are 8bit. On resume
> >the SPI MODE is set to 0x6c14, on suspend to 0x3c14.
> >
> >Useful bits in the SPI MODE register: 0x0001, 0x0040, 0x0080.
> >Useful bits in the SPI CONTROL register: 0x0040 and 0x0080.
> >
> >For further information read the Sandisk SD card manual. A software
> >implementation of the SPI MMC/SD protocol driver can be be found at
> >http://kiel.kool.dk/mmc.c
Do you have any contact to author of this? It lacks any copyright/GPL
info :-(. Is wrt54g also sa1100-based?
> Maybe this will help.
Yes, thanks a lot.
> 1. http://openzaurus.berlios.de/FAQ
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2006-06-23 10:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20060610202541.GA26697@elf.ucw.cz>
2006-06-12 19:08 ` sharp zaurus sl-5500 (collie): touchscreen now works Richard Purdie
2006-06-14 23:28 ` Pavel Machek
2006-06-14 23:55 ` Richard Purdie
2006-06-23 10:20 ` Marcin Juszkiewicz
2006-06-23 10:48 ` Pavel Machek [this message]
2006-06-23 12:47 ` Marcin Juszkiewicz
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