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| author | Ohad Ben-Cohen <ohad@wizery.com> | 2009-09-22 16:45:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 07:39:36 -0700 |
| commit | 006ebd5de13854d6250eecc76866bbfad1ff7daf (patch) | |
| tree | 49cf0715227e1da36745bbb50b6b94f341db3986 /drivers/mmc/core/sdio_cis.c | |
| parent | MAINTAINERS: update for TI OMAP hsmmc driver (diff) | |
| download | linux-006ebd5de13854d6250eecc76866bbfad1ff7daf.tar.gz linux-006ebd5de13854d6250eecc76866bbfad1ff7daf.zip | |
sdio: add CD disable support
Add support to disconnect the pull-up resistor on CD/DAT[3] (pin 1)
of the card. This may be desired on certain setups of boards,
controllers and embedded sdio devices which do not need the card's
pull-up. As a result, card detection is disabled and power is saved.
[akpm@linux-foundation.org: simplify sdio_disable_cd() a bit]
Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Cc: Ian Molton <ian@mnementh.co.uk>
Cc: "Roberto A. Foglietta" <roberto.foglietta@gmail.com>
Cc: Philip Langdale <philipl@overt.org>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: David Vrabel <david.vrabel@csr.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/mmc/core/sdio_cis.c')
0 files changed, 0 insertions, 0 deletions