MIPS: ralink: mt7620: Add verbose ram info

Make the code print which of SDRAM, DDR1 or DDR2 was detected.

Signed-off-by: John Crispin <blogic@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/5671/


Signed-off-by: Ralf Baechle <ralf@linux-mips.org>