spi: davinci: enable and power-up SPI only when required
authorBrian Niebuhr <bniebuhr@efjohnson.com>
Wed, 6 Oct 2010 12:55:43 +0000 (18:25 +0530)
committerSekhar Nori <nsekhar@ti.com>
Thu, 18 Nov 2010 13:08:36 +0000 (18:38 +0530)
commit3f27b57c1684efbe11fcc9449df898b1d0feb753
treea86d646987b05e4306eaf145bc7c2609dd9b7566
parent3409e408ab0d7171ae81d198110a1f293852959f
spi: davinci: enable and power-up SPI only when required

Enable SPI only when active transfers are in progress. Keep
it in local low power when not in use.

Signed-off-by: Brian Niebuhr <bniebuhr@efjohnson.com>
Tested-By: Michael Williamson <michael.williamson@criticallink.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
drivers/spi/davinci_spi.c