[otp_ctrl] Use prim_lc_sender for token valid signals
Signed-off-by: Michael Schaffner <msf@opentitan.org>
diff --git a/hw/ip/otp_ctrl/otp_ctrl.core b/hw/ip/otp_ctrl/otp_ctrl.core
index acdf488..a157608 100644
--- a/hw/ip/otp_ctrl/otp_ctrl.core
+++ b/hw/ip/otp_ctrl/otp_ctrl.core
@@ -15,6 +15,7 @@
- lowrisc:prim:otp
- lowrisc:prim:double_lfsr
- lowrisc:prim:count
+ - lowrisc:prim:lc_sender
- lowrisc:prim:lc_sync
- lowrisc:prim:buf
- lowrisc:prim:flop
diff --git a/hw/ip/otp_ctrl/rtl/otp_ctrl.sv b/hw/ip/otp_ctrl/rtl/otp_ctrl.sv
index 627dbf7..c89a9e9 100644
--- a/hw/ip/otp_ctrl/rtl/otp_ctrl.sv
+++ b/hw/ip/otp_ctrl/rtl/otp_ctrl.sv
@@ -1253,29 +1253,32 @@
assign secrets_valid = (part_digest[Secret2Idx] != '0) ? lc_ctrl_pkg::On : lc_ctrl_pkg::Off;
// Buffer these constants in order to ensure that synthesis does not try to optimize the encoding.
- logic [lc_ctrl_pkg::TxWidth-1:0] test_tokens_valid_buf, rma_token_valid_buf, secrets_valid_buf;
- prim_buf #(
- .Width(lc_ctrl_pkg::TxWidth)
- ) u_prim_buf_test_tokens_valid (
- .in_i(test_tokens_valid),
- .out_o(test_tokens_valid_buf)
- );
- prim_buf #(
- .Width(lc_ctrl_pkg::TxWidth)
- ) u_prim_buf_rma_token_valid (
- .in_i(rma_token_valid),
- .out_o(rma_token_valid_buf)
- );
- prim_buf #(
- .Width(lc_ctrl_pkg::TxWidth)
- ) u_prim_buf_secrets_valid (
- .in_i(secrets_valid),
- .out_o(secrets_valid_buf)
+ prim_lc_sender #(
+ .AsyncOn(0)
+ ) u_prim_lc_sender_test_tokens_valid (
+ .clk_i,
+ .rst_ni,
+ .lc_en_i(test_tokens_valid),
+ .lc_en_o(otp_lc_data_o.test_tokens_valid)
);
- assign otp_lc_data_o.test_tokens_valid = lc_ctrl_pkg::lc_tx_t'(test_tokens_valid_buf);
- assign otp_lc_data_o.rma_token_valid = lc_ctrl_pkg::lc_tx_t'(rma_token_valid_buf);
- assign otp_lc_data_o.secrets_valid = lc_ctrl_pkg::lc_tx_t'(secrets_valid_buf);
+ prim_lc_sender #(
+ .AsyncOn(0)
+ ) u_prim_lc_sender_rma_token_valid (
+ .clk_i,
+ .rst_ni,
+ .lc_en_i(rma_token_valid),
+ .lc_en_o(otp_lc_data_o.rma_token_valid)
+ );
+
+ prim_lc_sender #(
+ .AsyncOn(0)
+ ) u_prim_lc_sender_secrets_valid (
+ .clk_i,
+ .rst_ni,
+ .lc_en_i(secrets_valid),
+ .lc_en_o(otp_lc_data_o.secrets_valid)
+ );
// Lifecycle state
assign otp_lc_data_o.state = lc_ctrl_state_pkg::lc_state_e'(part_buf_data[LcStateOffset +:
