dcache: Dcache line size aligned stack buffer allocation

dcache: Dcache line size aligned stack buffer allocation

ALLOC_CACHE_ALIGN_BUFFER shall be used in functions, which are using
stack allocated buffers for DMA transfers.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
CC: Albert ARIBAUD <albert.u.boot@aribaud.net>
---
Changes for v2:
	- ./include/cache.h has been removed and replaced with
	simpler macro added to ./include/common.h
Changes for v3:
	- change char * to char
	- defined table size definition
Changes for v4:
	- (type*) added for compiler warning fix

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>