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(parent: 8d699ce) | patch
mmc: sdhci: Fix xfer mode reg prog during tuning
authorPavan Kunapuli <pkunapuli@nvidia.com>
Wed, 13 May 2015 11:51:06 +0000 (17:21 +0530)
committerPavan Kunapuli <pkunapuli@nvidia.com>
Thu, 14 May 2015 11:25:02 +0000 (04:25 -0700)
commitf5d4fbb2541bbbe39f447bb6f1dcf581cfd3753a
tree3a5e55bb26c8f418c6fccde39ce4b8f20db3b48ftree | snapshot
parent8d699ce5079ece106a9cc34f503018bddd350070commit | diff
mmc: sdhci: Fix xfer mode reg prog during tuning

For tuning cmds, only DATA_XFER_DIR_SEL needs to be set in xfer mode
register. Programming xfer mode register multiple times might eventually
lead to incorrect register contents if SHADOW xfer mode register writes
are enabled.

Change-Id: I3639a1cb677ebdcffc3f0fa946dafa66ca6be0ef
Signed-off-by: Pavan Kunapuli <pkunapuli@nvidia.com>
Reviewed-on: http://git-master/r/742705
drivers/mmc/host/sdhci.c diff | blob | history