arm/dt: 8974: Set swfi_latency to prevent idle standalone PC
arm/dt: 8974: Set swfi_latency to prevent idle standalone PC

Allowing idle standalone PC when cable connected will degrade
mass storage performance numbers. Hence set swfi_latency to one
to vote for DMA latency to prevent standalone idle PC when cable
connected.

Change-Id: I691d5a28ee5fcbdca3819e8c64c139776e4f1fa2
Signed-off-by: Vijayavardhan Vennapusa <76e30dc6511df6537bc8f74ebde59f1a6034d162@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas