xtensa: add ARCH_WANT_OPTIONAL_GPIOLIB to xtensa config
authorMax Filippov <jcmvbkbc@gmail.com>
Mon, 17 Sep 2012 01:44:42 +0000 (05:44 +0400)
committerChris Zankel <chris@zankel.net>
Wed, 3 Oct 2012 22:11:53 +0000 (15:11 -0700)
This is needed for various modules requiring GPIO. This allows building
kernel in allmodconfig configuration.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>

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