ARM: shmobile: Use R8A7779_SCU_BASE with TWD

Rework the IOMEM() usage for the SCU base address in the
case of r8a7779. Adjusts the TWD to use R8A7779_SCU_BASE.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
1 file changed