From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 00/10] Clean up some io.h and associated code
Date: Sun, 21 Aug 2011 15:21:24 +0200 [thread overview]
Message-ID: <9736370.N3v9K0B2fU@wuerfel> (raw)
In-Reply-To: <20110821083744.GB12028@n2100.arm.linux.org.uk>
On Sunday 21 August 2011 09:37:44 Russell King - ARM Linux wrote:
> > I did some research during the Cambourne meeting about of these
> > and found that the omap1 and a91 platforms also need the IO_SPACE_LIMIT
> > defined to 0xffffffff when CONFIG_AT91_CF or CONFIG_OMAP_CF are
> > set, so these fall into the same category as CONFIG_PCMCIA_SOC_COMMON.
>
> It looks like AT91 and OMAP both only support one socket CF, so it
> probably makes sense to have them converted to use a single 64k window.
If I read arch/arm/mach-at91/at91sam9260_devices.c correctly,
it actually supports two CF slots. However, each slot only
has 2KB worth of I/O space there, so it would still be reasonable
to pretend having 64KB of total space and map the two slots
at 4KB and 8KB offset into that.
Arnd
prev parent reply other threads:[~2011-08-21 13:21 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-17 7:51 [PATCH 00/10] Clean up some io.h and associated code Russell King - ARM Linux
2011-08-17 7:51 ` [PATCH 01/10] ARM: io: s3c2410: remove ioaddr() Russell King - ARM Linux
2011-08-17 7:51 ` [PATCH 02/10] ARM: io: RiscPC: define io addresses relative to IO_BASE Russell King - ARM Linux
2011-08-17 7:52 ` [PATCH 03/10] ARM: io: ecard: move ioaddr() inside __ecard_address Russell King - ARM Linux
2011-08-17 7:52 ` [PATCH 04/10] ARM: io: ecard: remove ioaddr() from ecard.c Russell King - ARM Linux
2011-08-17 7:52 ` [PATCH 05/10] ARM: io: RiscPC: make EASI_BASE a void iomem pointer Russell King - ARM Linux
2011-08-17 7:53 ` [PATCH 06/10] ARM: io: RiscPC: eliminate private inb() et.al. definitions Russell King - ARM Linux
2011-08-17 7:53 ` [PATCH 07/10] ARM: io: add a default IO_SPACE_LIMIT definition Russell King - ARM Linux
2011-08-17 7:53 ` [PATCH 08/10] ARM: io: remove IO_SPACE_LIMIT from platforms with ISA/PCI and 64K window Russell King - ARM Linux
2011-08-17 7:54 ` [PATCH 09/10] ARM: io: remove IO_SPACE_LIMIT from platforms without PCI/ISA Russell King - ARM Linux
2011-08-17 7:54 ` [PATCH 10/10] ARM: io: remove IO_SPACE_LIMIT from SA11x0 Russell King - ARM Linux
2011-08-18 15:14 ` [PATCH 00/10] Clean up some io.h and associated code Arnd Bergmann
2011-08-21 8:37 ` Russell King - ARM Linux
2011-08-21 13:21 ` Arnd Bergmann [this message]
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