diff options
Diffstat (limited to 'fpga/usrp3/top/x300/gige_phy_mdio.v')
| -rw-r--r-- | fpga/usrp3/top/x300/gige_phy_mdio.v | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/fpga/usrp3/top/x300/gige_phy_mdio.v b/fpga/usrp3/top/x300/gige_phy_mdio.v deleted file mode 100644 index a86fee447..000000000 --- a/fpga/usrp3/top/x300/gige_phy_mdio.v +++ /dev/null @@ -1,148 +0,0 @@ - -module gige_phy_mdio - (input reset, - input independent_clock, - input sfp_clk, - input SFP_RX_p, - input SFP_RX_n, - output SFP_TX_p, - output SFP_TX_n, - output gmii_clk, - input [7:0] gmii_txd, - input gmii_tx_en, - input gmii_tx_er, - output [7:0] gmii_rxd, - output gmii_rx_dv, - output gmii_rx_er, - output [31:0] misc_debug, - output [15:0] int_data, - output [15:0] status_vector, - // MDIO signals - input [4:0] prtad, - input mdc, - input mdio_i, - output mdio_o, - output mdio_t - ); - - - wire mmcm_locked, mmcm_reset, resetdone, clkfbout; - wire userclk, userclk2; - wire txoutclk, txoutclk_bufg; - - assign gmii_clk = userclk2; // 125 MHz - - // Route txoutclk input through a BUFG - // FIXME is this really necessary? It seems wasteful. - BUFG bufg_txoutclk (.I (txoutclk), .O (txoutclk_bufg)); - - // This 62.5MHz clock is placed onto global clock routing and is then used - // for tranceiver TXUSRCLK/RXUSRCLK. - BUFG bufg_userclk (.I (clkout1), .O (userclk)); - - // This 125MHz clock is placed onto global clock routing and is then used - // to clock all Ethernet core logic. - BUFG bufg_userclk2 (.I (clkout0), .O (userclk2)); - - // The GT transceiver provides a 62.5MHz clock to the FPGA fabric. This is - // routed to an MMCM module where it is used to create phase and frequency - // related 62.5MHz and 125MHz clock sources - MMCME2_ADV # - (.BANDWIDTH ("OPTIMIZED"), - .CLKOUT4_CASCADE ("FALSE"), - .COMPENSATION ("ZHOLD"), - .STARTUP_WAIT ("FALSE"), - .DIVCLK_DIVIDE (1), - .CLKFBOUT_MULT_F (16.000), - .CLKFBOUT_PHASE (0.000), - .CLKFBOUT_USE_FINE_PS ("FALSE"), - .CLKOUT0_DIVIDE_F (8.000), - .CLKOUT0_PHASE (0.000), - .CLKOUT0_DUTY_CYCLE (0.5), - .CLKOUT0_USE_FINE_PS ("FALSE"), - .CLKOUT1_DIVIDE (16), - .CLKOUT1_PHASE (0.000), - .CLKOUT1_DUTY_CYCLE (0.5), - .CLKOUT1_USE_FINE_PS ("FALSE"), - .CLKIN1_PERIOD (16.0), - .REF_JITTER1 (0.010) - ) mmcm_adv_inst - (// Output clocks - .CLKFBOUT (clkfbout), - .CLKFBOUTB (), - .CLKOUT0 (clkout0), - .CLKOUT0B (), - .CLKOUT1 (clkout1), - .CLKOUT1B (), - .CLKOUT2 (), - .CLKOUT2B (), - .CLKOUT3 (), - .CLKOUT3B (), - .CLKOUT4 (), - .CLKOUT5 (), - .CLKOUT6 (), - // Input clock control - .CLKFBIN (clkfbout), - .CLKIN1 (txoutclk_bufg), - .CLKIN2 (1'b0), - // Tied to always select the primary input clock - .CLKINSEL (1'b1), - // Ports for dynamic reconfiguration - .DADDR (7'h0), - .DCLK (1'b0), - .DEN (1'b0), - .DI (16'h0), - .DO (), - .DRDY (), - .DWE (1'b0), - // Ports for dynamic phase shift - .PSCLK (1'b0), - .PSEN (1'b0), - .PSINCDEC (1'b0), - .PSDONE (), - // Other control and status signals - .LOCKED (mmcm_locked), - .CLKINSTOPPED (), - .CLKFBSTOPPED (), - .PWRDWN (1'b0), - .RST (mmcm_reset) - ); - - assign mmcm_reset = reset | ~resetdone; - - - gige_sfp_mdio_block gige_sfp_mdio_block - ( - .gtrefclk (sfp_clk), - .txp (SFP_TX_p), - .txn (SFP_TX_n), - .rxp (SFP_RX_p), - .rxn (SFP_RX_n), - .txoutclk (txoutclk), - .resetdone (resetdone), - .mmcm_locked (mmcm_locked), - .userclk (userclk), - .userclk2 (userclk2), - .independent_clock_bufg(independent_clock), - .pma_reset (reset), - .gmii_txd (gmii_txd), - .gmii_tx_en (gmii_tx_en), - .gmii_tx_er (gmii_tx_er), - .gmii_rxd (gmii_rxd), - .gmii_rx_dv (gmii_rx_dv), - .gmii_rx_er (gmii_rx_er), - .gmii_isolate (), // Unused - .mdc (mdc), - .mdio_i (mdio_i), - .mdio_o (mdio_o), - .mdio_t (mdio_t), - .phyad (prtad), - .configuration_vector (5'b00000), - .configuration_valid (1'b1), //default - .status_vector (status_vector), - .reset (reset), - .signal_detect (1'b1) - ); - - -endmodule // gige_phy |