mmc: sdhci: disable HPI, use 4bi async transferss

Change-Id: If732417ae0f8cf5005509c157998054cd94063b3
Signed-off-by: Rashed Abdel-Tawab <rashed@linux.com>

Conflicts:
	drivers/mmc/host/msm_sdcc.c
	drivers/mmc/host/sdhci-msm.c