tree e271207855406f5fb117126efd23cada5122456c
parent cd6104572bca9e4afe0dcdb8ecd65ef90b01297b
author Russell King <rmk@dyn-67.arm.linux.org.uk> 1134572255 +0000
committer Russell King <rmk+kernel@arm.linux.org.uk> 1134572255 +0000

[MMC] Explain the internals of mmc_power_up()

It seems that people get confused about what is happening in
mmc_power_up().  Add a comment to make it clear why we have
a two stage process.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>