ARM: tegra: dalmore/pluto: pinmux: fix MCLK/PBB0 settings

ARM: tegra: dalmore/pluto: pinmux: fix MCLK/PBB0 settings

This fix un-gates the mclk from the PLL src to the camera sensors.

Change-Id: I6af7613788dedef043f3cc1cc1e1dd12b80e38c6
Signed-off-by: Charlie Huang <chahuang@nvidia.com>
(cherry picked from commit 74990ff68463f5e44b3c882c41aece3918cd10fc)
reviewed on http://git-master/r/#change,133930
Reviewed-on: http://git-master/r/134934
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>
Rebase-Id: R3aa22c3c3f2aca5cb26cd1cd01e88b3061372296