[ARM] mmp: fix clock tick rate in mmp2

In MMP2, clock tick rate should be 6500000.

Signed-off-by: Mingliang Hu <mhu4@marvell.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
1 file changed