ARM: 6148/1: nomadik-gpio: add function to configure pullup/pulldown
Cc: Alessandro Rubini <rubini@unipv.it> Acked-by: NLinus Walleij <linus.walleij@stericsson.com> Signed-off-by: NRabin Vincent <rabin.vincent@stericsson.com> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
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