K 10
svn:author
V 4
manu
K 8
svn:date
V 27
2018-05-01T13:57:08.306977Z
K 7
svn:log
V 198
uart_snps: Add early printf support

Move the allwinner early printf support to the snps driver as it
should work with all implementation.
While here add instruction for enabling it on 64bits SoCs.

END