From fa3eaf082020b300fd0e46057828344f7d33877f Mon Sep 17 00:00:00 2001
From: Jared Boone <jboone@earfeast.com>
Date: Mon, 14 Dec 2015 12:26:41 -0800
Subject: [PATCH] Disable audio codec wait-for-zero-crossing volume change
 mode.

This may explain (now unreproduceable) issue where UI volume changes weren't always changing the gain on the audio codec.
---
 firmware/common/wm8731.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/firmware/common/wm8731.hpp b/firmware/common/wm8731.hpp
index ab083390..88e9440a 100644
--- a/firmware/common/wm8731.hpp
+++ b/firmware/common/wm8731.hpp
@@ -374,7 +374,7 @@ public:
 
 		write(LeftHeadphoneOut {
 			.lhpvol = static_cast<reg_t>(n),
-			.lzcen = 1,
+			.lzcen = 0,
 			.lrhpboth = 1,
 			.reserved0 = 0,
 		});