arm/dt: 8226: Set swfi_latency to prevent idle standalone PC
arm/dt: 8226: 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
is connected.

CRs-Fixed: 487046
Change-Id: I1a1e113f07bf88ca95de99165d630884d77dc095
Signed-off-by: Manu Gautam <51907cac86db5f2ed57a4ac58c042ecc27c0b352@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