arm: dts: k3-am64-sk: EMIF tool update to v0.08.40 and move to 1600MT/s LPDDR4

Move k3-am64-sk to use 1600MT/s LPDDR4 configuration and update to latest EMIF
tool v0.08.40.

Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
2 files changed