ARM: tegra: roth: properly configure PK3 aka GMI_CS2

In roth, pin GMI_CS2 is used for touch 1v8 voltage switch control.
Making change to reflect the same i.e. do not configure GPIO_PK3
for the internal MIC.

bug 1230317

Change-Id: I36f4e3d1a6c74bc37fa9c6833ed8da27bb0bf624
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: http://git-master/r/198738
Reviewed-by: Automatic_Commit_Validation_User
1 file changed