XM_MODE
xm_write32(hw, port, XM_MODE, 0); /* clear Mode Reg */
reg = xm_read32(hw, port, XM_MODE);
xm_write32(hw, port, XM_MODE, reg | XM_MD_FTF);
xm_write32(hw, port, XM_MODE, reg | XM_MD_FRF);
xm_write32(hw, port, XM_MODE, XM_DEF_MODE);
xm_write32(hw, port, XM_MODE, XM_MD_FTF);
mode = xm_read32(hw, port, XM_MODE);
xm_write32(hw, port, XM_MODE, mode);
mode = xm_read32(hw, port, XM_MODE);
xm_write32(hw, port, XM_MODE, mode);