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Jackson Chang 8f3972f78f greybus: SDIO: Add runtime pm support 
Modify SDIO greybus driver to support runtime PM framework.
To enable SDIO runtime PM, it needs to remove MMC_CAP_NEEDS_POLL
and add MMC_CAP2_CORE_RUNTIME_PM in set_host_caps().
The suspend function and resume function have been tested
with micron-sdio image by sysfs. SDIO functions work well
on suspend/resume.

Testing Done: Compiled and verified on EVT2.0 + Micron ARA
              SD module with USB connector

Signed-off-by: Jackson Chang <chang_jackson@projectara.com>
Reviewed-by: Rui Miguel Silva <rui.silva@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
History 2016-08-05 20:14:48 +02:00
drivers/staging/greybus greybus: SDIO: Add runtime pm support 2016-08-05 20:14:48 +02:00