From: bgat@billgatliff.com (Bill Gatliff)
To: linux-arm-kernel@lists.infradead.org
Subject: SPI, DMA and an i.MX31
Date: Tue, 22 Sep 2009 11:22:06 -0500 [thread overview]
Message-ID: <4AB8F9AE.1070006@billgatliff.com> (raw)
In-Reply-To: <59b21cf20909220709w54b9e259ube473b322d661a65@mail.gmail.com>
Magnus Lilja wrote:
>
> That might be a problem. Binary firmware can be handled in Linux, as
> an example one can load it from user space but that makes it difficult
> to enable the SDMA before userspace has started. Another example is to
> let the bootloader load the SDMA scripts but that's not a nice
> solution. Don't know if this firmware can be accepted as a binary
> within the kernel.
>
It couldn't be a "binary" in the kernel per se, it would be a constant
character array that gets compiled into a binary chunk. Sort of like
how, for example, Keyspan's drivers are done. See
linux/firmware/README.AddingFirmware, linux/firmware/keyspan and
drivers/usb/serial/keyspan*.
b.g.
--
Bill Gatliff
bgat at billgatliff.com
next prev parent reply other threads:[~2009-09-22 16:22 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-17 8:26 SPI, DMA and an i.MX31 Wolf, Rene, HRO-GP
[not found] ` <BLU105-W229F8F8F533B107510C600BAE10@phx.gbl>
2009-09-21 8:22 ` Wolf, Rene, HRO-GP
2009-09-21 18:04 ` Magnus Lilja
2009-09-22 2:44 ` Tonyliu
2009-09-22 9:00 ` Wolf, Rene, HRO-GP
2009-09-22 12:23 ` Andy Green
2009-09-22 13:22 ` Wolf, Rene, HRO-GP
2009-09-22 14:10 ` Andy Green
2009-09-22 14:09 ` Magnus Lilja
2009-09-22 16:22 ` Bill Gatliff [this message]
2009-09-22 19:45 ` Magnus Lilja
2009-09-24 10:51 ` Wolf, Rene, HRO-GP
2009-09-25 7:26 ` Andy Green
2009-10-01 10:42 ` Wolf, Rene, HRO-GP
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