Squash commit of:

X3: add HP detect GPIO to MAX98088

Bug 1044921

Change-Id: Ie8c42af53304fc1cac1a8633eddc6eff1d2c9ce8
Signed-off-by: Nikesh Oswal <noswal@nvidia.com>
Reviewed-on: http://git-master/r/131051
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>

ARM: tegra: X3: set I2S as slave mode.
Setting default I2S mode as slave. This will help in power
optimization of around 4mW.
Change-Id: Ibe4020de5095004f7d525620fd8a9f05792bb4b9
Signed-off-by: Chandrakanth <cgorantla@nvidia.com>
Reviewed-on: http://git-master/r/131788
Reviewed-by: Simone Willett <swillett@nvidia.com>
Tested-by: Simone Willett <swillett@nvidia.com>

Signed-off-by: demetris <ierokipides.dem@gmail.com>