gpio/pca953x.c: Interrupt pin is active-low

The interrupt pin of the PCA953x is active low, and on the rising edge
no interrupt should be produced.

Signed-off-by: David Jander <david@protonic.nl>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
David Jander 2011-06-01 10:57:27 +02:00 • committed by Grant Likely
commit 121a2dd860