[U-Boot] [U-Boot,08/13] rockchip: mmc: support rk3066 mmc

[Philipp Tomsich]

> rk3066 and rk3288 mmc designware ip's are very similiar. They differ in
> internal dma support and max driver frequency.
> 
> Signed-off-by: Paweł Jarosz <paweljarosz3691 at gmail.com>
> ---
>  drivers/mmc/rockchip_dw_mmc.c | 31 +++++++++++++++++++++++++++++--
>  1 file changed, 29 insertions(+), 2 deletions(-)
> 

Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>