pinctrl: allow pctldevs to decode pin config in debugfs

Add a pinconf op so that pin controller drivers can decode their pin
config settings for debugfs.

Change-Id: I3daf0dc489903962dd398c366dcf914db1fd1143
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Git-commit: 6cb4158757a8629e14851e7802f3b6bfaa7d6f00
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Signed-off-by: Hanumant Singh <hanumant@codeaurora.org>
2 files changed