-
Notifications
You must be signed in to change notification settings - Fork 45
/
Copy pathcaliptra_icg.sv
35 lines (31 loc) · 1.01 KB
/
caliptra_icg.sv
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
// SPDX-License-Identifier: Apache-2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
`include "config_defines.svh"
`ifndef TECH_SPECIFIC_ICG
module `CALIPTRA_ICG (
input logic clk,
input logic en,
output clk_cg
);
logic en_lat;
//Latch disable for both clk and soc_ifc clk
always_latch begin
if(!clk) begin
en_lat = en;
end
end
//Gate clk
assign clk_cg = clk && en_lat;
endmodule
`endif