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authorMartin Braun <martin.braun@ettus.com>2014-10-07 11:25:20 +0200
committerMartin Braun <martin.braun@ettus.com>2014-10-07 11:25:20 +0200
commitfd3e84941de463fa1a7ebab0a69515b4bf2614cd (patch)
tree3fa721a13d41d2c0451d663a59a220a38fd5e614 /fpga/usrp2/control_lib/gpio_atr.v
parent3b66804e41891e358c790b453a7a59ec7462dba4 (diff)
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Removed copy of FPGA source files.
Diffstat (limited to 'fpga/usrp2/control_lib/gpio_atr.v')
-rw-r--r--fpga/usrp2/control_lib/gpio_atr.v71
1 files changed, 0 insertions, 71 deletions
diff --git a/fpga/usrp2/control_lib/gpio_atr.v b/fpga/usrp2/control_lib/gpio_atr.v
deleted file mode 100644
index 82d72b815..000000000
--- a/fpga/usrp2/control_lib/gpio_atr.v
+++ /dev/null
@@ -1,71 +0,0 @@
-
-//
-// Copyright 2011 Ettus Research LLC
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <http://www.gnu.org/licenses/>.
-//
-
-
-module gpio_atr
- #(parameter BASE = 0,
- parameter WIDTH = 32)
- (input clk, input reset,
- input set_stb, input [7:0] set_addr, input [31:0] set_data,
- input rx, input tx,
- inout [WIDTH-1:0] gpio,
- output reg [31:0] gpio_readback
- );
-
- wire [WIDTH-1:0] ddr, in_idle, in_tx, in_rx, in_fdx;
- reg [WIDTH-1:0] rgpio, igpio;
-
- setting_reg #(.my_addr(BASE+0), .width(WIDTH)) reg_idle
- (.clk(clk),.rst(reset),.strobe(set_stb),.addr(set_addr), .in(set_data),
- .out(in_idle),.changed());
-
- setting_reg #(.my_addr(BASE+1), .width(WIDTH)) reg_rx
- (.clk(clk),.rst(reset),.strobe(set_stb),.addr(set_addr), .in(set_data),
- .out(in_rx),.changed());
-
- setting_reg #(.my_addr(BASE+2), .width(WIDTH)) reg_tx
- (.clk(clk),.rst(reset),.strobe(set_stb),.addr(set_addr), .in(set_data),
- .out(in_tx),.changed());
-
- setting_reg #(.my_addr(BASE+3), .width(WIDTH)) reg_fdx
- (.clk(clk),.rst(reset),.strobe(set_stb),.addr(set_addr), .in(set_data),
- .out(in_fdx),.changed());
-
- setting_reg #(.my_addr(BASE+4), .width(WIDTH)) reg_ddr
- (.clk(clk),.rst(reset),.strobe(set_stb),.addr(set_addr), .in(set_data),
- .out(ddr),.changed());
-
- always @(posedge clk)
- case({tx,rx})
- 2'b00: rgpio <= in_idle;
- 2'b01: rgpio <= in_rx;
- 2'b10: rgpio <= in_tx;
- 2'b11: rgpio <= in_fdx;
- endcase // case ({tx,rx})
-
- integer n;
- always @*
- for(n=0;n<WIDTH;n=n+1)
- igpio[n] <= ddr[n] ? rgpio[n] : 1'bz;
-
- assign gpio = igpio;
-
- always @(posedge clk)
- gpio_readback <= gpio;
-
-endmodule // gpio_atr