The function does more than initializing the DRAM and in turns
calls other functions to do the actual init. This will keeping
things more consistent with the upcoming AST2500 POST code.
Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: NJoel Stanley <joel@jms.id.au>
Tested-by: NY.C. Chen <yc_chen@aspeedtech.com>
Signed-off-by: NDave Airlie <airlied@redhat.com>