[U-Boot] [U-Boot, 6/6] rockchip: gmac_rockchip: Add gmac support for rv1108

[Philipp Tomsich]

> The rv1108 mac only support rmii interface, so need to add the
> set_rmii() ops. Use the phy current interface to set rmii or
> rgmii ops.
> 
> Signed-off-by: David Wu <david.wu at rock-chips.com>
> ---
> 
>  drivers/net/gmac_rockchip.c | 67 +++++++++++++++++++++++++++++++++++++++++++--
>  1 file changed, 65 insertions(+), 2 deletions(-)
> 

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