diff options
| author | Dong Aisheng <aisheng.dong@nxp.com> | 2016-02-26 18:02:22 +0800 |
|---|---|---|
| committer | Octavian Purdila <octavian.purdila@nxp.com> | 2017-02-23 15:21:12 +0200 |
| commit | 14506c66abc1b2f57205f709d9f54c054836f211 (patch) | |
| tree | db19a46288ded2b66035b486d710bc8cf492acfe /Documentation | |
| parent | 1e9297b7d8518a52fd99d76b035f261659acc13a (diff) | |
MLK-12462-1 mmc: core: add MMC_PM_IGNORE_PM_NOTIFY feature
With igore pm notify feature, MMC core will not re-detect card
after system suspend/resume. This is needed for some special cards
like Broadcom WiFi which can't work propertly on card re-detect
after system resume.
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
(cherry picked from commit 3a4a074d2ead8044afe42cd0d060fe25564b274c)
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/mmc/mmc.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index e45989d215c6..e654b5077117 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -76,6 +76,9 @@ Optional SDIO properties: - keep-power-in-suspend: Preserves card power during a suspend/resume cycle - wakeup-source: Enables wake up of host system on SDIO IRQ assertion (Legacy property supported: "enable-sdio-wakeup") +- pm-ignore-notify: Ignore mmc PM notify. This will prevent MMC core automatically + to re-detect cards after sysem resume back. + MMC power --------- |