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ARM: arch-shmobile: support SDHI card detection on mackerel, using a GPIO
authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Wed, 11 May 2011 16:51:20 +0000 (16:51 +0000)
committerPaul Mundt <lethal@linux-sh.org>
Thu, 26 May 2011 06:07:10 +0000 (15:07 +0900)
On sh7372 the card-detection pin of SDHI0 can also produce interrupts,
when configured as GPIO. Use this feature to power down SDHI0, when no
card is plugged in.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

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