ethernet: stmmac: dwmac-rk: Add RK3506 GMAC support

Add the needed glue blocks for the RK3506-specific setup.

The RK3506 dwmac only supports up to 100MBit with a RMII PHY,
but no RGMII.

Signed-off-by: David Wu <david.wu@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patch.msgid.link/20251023111213.298860-5-heiko@sntech.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
1 file changed