Add I2C driver support on Spacemit K1 SoC using driver model. Signed-off-by: Raymond Mao <raymond.mao@riscstar.com> Signed-off-by: Guodong Xu <guodong@riscstar.com> Reviewed-by: Heiko Schocher <hs@nabladev.com> Tested-by: Songsong Zhang <sszhang@vsit.ai>