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由 Uwe Kleine-König 提交于
Up to now only board-a9m9750dev.c used GPIOs. It just wrote directly into the corresponding registers. Now it properly reserves the gpio and uses the API function to configure it. Signed-off-by: NUwe Kleine-König <ukleinek@informatik.uni-freiburg.de> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
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