From 2b374d2b124d073e37708843cf599256b2cd9aa1 Mon Sep 17 00:00:00 2001
From: Paul Selkirk <paul@psgd.org>
Date: Thu, 12 Nov 2015 16:48:01 -0500
Subject: Change reset to active-low.

---
 i2c/rtl/novena_i2c.v | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'i2c')

diff --git a/i2c/rtl/novena_i2c.v b/i2c/rtl/novena_i2c.v
index c70f691..4ea6f82 100644
--- a/i2c/rtl/novena_i2c.v
+++ b/i2c/rtl/novena_i2c.v
@@ -67,7 +67,7 @@ module novena_top
    // and implement the reset logic.
    // ----------------------------------------------------------------
    wire                 sys_clk;
-   wire                 sys_rst;
+   wire                 sys_rst_n;
 
    novena_clkmgr #
      (
@@ -82,7 +82,7 @@ module novena_top
       .reset_mcu_b(reset_mcu_b_pin),
 
       .sys_clk(sys_clk),
-      .sys_rst(sys_rst)
+      .sys_rst_n(sys_rst_n)
       );
 
 
@@ -101,7 +101,6 @@ module novena_top
    wire 		sda_int;
    
    wire 		clk = sys_clk;
-   wire 		reset_n = ~sys_rst;
 
    // Coretest connections.
    wire 		coretest_reset_n;
@@ -132,7 +131,7 @@ module novena_top
    i2c_core i2c_core
      (
       .clk(clk),
-      .reset(sys_rst),
+      .reset(~sys_rst_n),       // active-high reset for this third-party module
 
       // External data interface
       .SCL(i2c_scl),
@@ -154,7 +153,7 @@ module novena_top
    coretest coretest
      (
       .clk(clk),
-      .reset_n(reset_n),
+      .reset_n(sys_rst_n),
       
       .rx_syn(i2c_rxd_syn),
       .rx_data(i2c_rxd_data),
@@ -189,7 +188,7 @@ module novena_top
    core_selector cores
      (
       .sys_clk(clk),
-      .sys_rst(sys_rst),
+      .sys_rst_n(sys_rst_n),
 
       .sys_eim_addr(sys_eim_addr),
       .sys_eim_wr(sys_eim_wr),
-- 
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