diff options
| author | Denis Karpov <ext-denis.2.karpov@nokia.com> | 2009-09-22 23:44:49 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 14:39:35 (GMT) |
| commit | dd498effcfa6a196ba097adae3c5aa641115df88 (patch) | |
| tree | f511fbd298255a97f690f5aaabb714719ef04c88 /arch/arm/mach-omap2/mmc-twl4030.c | |
| parent | 23d99bb923fc23aeb1086d60eb1c70602b4e2036 (diff) | |
| download | linux-fsl-qoriq-dd498effcfa6a196ba097adae3c5aa641115df88.tar.xz | |
omap_hsmmc: support for deeper power saving states
Support for multi-level dynamic power saving states in omap_hsmmc
(ENABLED->DISABLED->OFF). In the "deepest" state (OFF) we switch off the
voltage regulators.
Signed-off-by: Denis Karpov <ext-denis.2.karpov@nokia.com>
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.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: Jarkko Lavinen <jarkko.lavinen@nokia.com>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>
Cc: Pierre Ossman <pierre@ossman.eu>
Cc: Philip Langdale <philipl@overt.org>
Cc: "Madhusudhan" <madhu.cr@ti.com>
Cc: <linux-mmc@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm/mach-omap2/mmc-twl4030.c')
| -rw-r--r-- | arch/arm/mach-omap2/mmc-twl4030.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/mmc-twl4030.c b/arch/arm/mach-omap2/mmc-twl4030.c index 56f07f2..cb1cbd7 100644 --- a/arch/arm/mach-omap2/mmc-twl4030.c +++ b/arch/arm/mach-omap2/mmc-twl4030.c @@ -418,6 +418,9 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers) if (c->nonremovable) mmc->slots[0].nonremovable = 1; + if (c->power_saving) + mmc->slots[0].power_saving = 1; + /* NOTE: MMC slots should have a Vcc regulator set up. * This may be from a TWL4030-family chip, another * controllable regulator, or a fixed supply. |