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| author | Adrian Hunter <adrian.hunter@intel.com> | 2011-10-03 15:33:34 +0300 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2015-10-09 21:50:07 +0200 |
| commit | bbb72fe0df531d2fe744e746d670572c551fdc57 (patch) | |
| tree | 609c1b90af5beed9e0320a9f1a33ccae6e0df898 /block | |
| parent | 995e5cb4b2e6b96af4b63c8ebc3f4f6c6e5c8d0d (diff) | |
mmc: sdhci-pci: add runtime pm support
Ths patch allows runtime PM for sdhci-pci, runtime suspending after
inactivity of 50ms and ensuring runtime resume before SDHC registers
are accessed. During runtime suspend, interrupts are masked.
The host controller state is restored at runtime resume.
For Medfield, the host controller's card detect mechanism is
supplanted by an always-on GPIO which provides for card detect wake-up.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
(cherry picked from commit 66fd8ad5100b5003046aa744a4f12fa31bb831f9)
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions