On Fri, Sep 11, 2020 at 09:48:50PM +0800, Landen Chao wrote: > This patch series adds support for MT7531. > > MT7531 is the next generation of MT7530 which could be found on Mediatek > router platforms such as MT7622 or MT7629. > > It is also a 7-ports switch with 5 giga embedded phys, 2 cpu ports, and > the same MAC logic of MT7530. Cpu port 6 only supports SGMII interface. > Cpu port 5 supports either RGMII or SGMII in different HW SKU, but cannot > be muxed to PHY of port 0/4 like mt7530. Due to support for SGMII > interface, pll, and pad setting are different from MT7530. > > MT7531 SGMII interface can be configured in following mode: > - 'SGMII AN mode' with in-band negotiation capability > which is compatible with PHY_INTERFACE_MODE_SGMII. > - 'SGMII force mode' without in-band negotiation > which is compatible with 10B/8B encoding of > PHY_INTERFACE_MODE_1000BASEX with fixed full-duplex and fixed pause. > - 2.5 times faster clocked 'SGMII force mode' without in-band negotiation > which is compatible with 10B/8B encoding of > PHY_INTERFACE_MODE_2500BASEX with fixed full-duplex and fixed pause. > > v4 -> v5 > - Add fixed-link node to dsa cpu port in dts file by suggestion of > Vladimir Oltean. Thank you! -Vladimir
