drivers: i2c: initial support for i2c sci-b driver on Renesas RA family

First commit to add support for Renesas RA i2c sci-b driver

Signed-off-by: Khoa Tran <khoa.tran.yj@bp.renesas.com>
Signed-off-by: Thao Luong <thao.luong.uw@renesas.com>
5 files changed