Enable eject SDCard

Change-Id: Ie57f2155e0167aec38b53904906f3eb8f0693e7a
P31XX: Enable lockscreen rotation by default

Change-Id: If23f3e68a6dd93045dc6de084ae3369d97b67bf4
P31XX: Add audio.r_submix.default for casting

Change-Id: Ic9617c1f3d1dc450d0c61c2a166f04c5fb8514f6
P31XX: add soft-reboot option

Change-Id: I377173badc9b014218939403c72ecd1958466721