mmc: core: Add long read time fixup for certain eMMC cards

Certain vendor eMMC meet multi read timeout, and could not
response status CMD anymore after that. Add long read timeout
fixup to resolve it.

2e5975b1:mmc: core:Add long read time fixup for certain eMMC.

Change-Id: Idbe9e545fae2b9f0d695c8ad3dbea0fd25bade48
Signed-off-by: Ram Prakash Gupta <rampraka@codeaurora.org>