ARM: shmobile: Use r8a7740 DT CPU Frequency in common case
ARM: shmobile: Use r8a7740 DT CPU Frequency in common case

Convert the common C-code-less r8a7740 DT board support
to use shmobile_init_delay() to be able to migrate away
from per-SoC delay setup functions.

Signed-off-by: Magnus Damm <a6a3bd36954036829852341c73dc05e35af516bf@opensource.se>
Tested-by: Geert Uytterhoeven <0da414d9d963da4039c2a0525b1844228075aa58@glider.be>
Signed-off-by: Simon Horman <9662bddcc379be37df16f02a449c344b4718c1a1@verge.net.au>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs