mmc: dw_mmc: add dw_mmc-k3 for k3 platform

Add dw_mmc-k3.c for k3v2, support sd/emmc

Signed-off-by: Zhangfei Gao <[email protected]>
Signed-off-by: Zhigang Wang <[email protected]>
Acked-by: Arnd Bergmann <[email protected]>
Signed-off-by: Chris Ball <[email protected]>
4 files changed