ARM: at91/boards: use -EINVAL for invalid gpio
authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Thu, 24 Nov 2011 17:51:06 +0000 (01:51 +0800)
committerArnd Bergmann <arnd@arndb.de>
Tue, 29 Nov 2011 15:46:14 +0000 (15:46 +0000)
this will allow to use gpio_is_valid

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>

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