VR_MIICFG
l->phy = CSR_READ_1(l, VR_MIICFG) & 0x1f;
CSR_WRITE_1(l, VR_MIICFG, phy);
CSR_WRITE_1(l, VR_MIICFG, phy);
l->phy = CSR_READ_1(l, VR_MIICFG) & 0x1f;
CSR_WRITE_1(l, VR_MIICFG, phy);
CSR_WRITE_1(l, VR_MIICFG, phy);