linux-kernel - [PATCH 2/2] ASoC: wm8940: Fix mask for setting BCLKDIV

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Message-ID: <1319594139.2517.2.camel@phoenix>
Date:	Wed, 26 Oct 2011 09:55:39 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Chris Paulson-Ellis <chris@...six.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Dimitris Papastamos <dp@...nsource.wolfsonmicro.com>,
	Liam Girdwood <lrg@...com>, alsa-devel@...a-project.org
Subject: [PATCH 2/2] ASoC: wm8940: Fix mask for setting BCLKDIV

According to the datasheet:
BCLK is controlled by BIT[4:2] of WM8940_CLOCK(06h) register.

Signed-off-by: Chris Paulson-Ellis <chris@...six.com>
Signed-off-by: Axel Lin <axel.lin@...il.com>
---
I got the patch from Chris, thus add his signed-off-by here.

 sound/soc/codecs/wm8940.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/sound/soc/codecs/wm8940.c b/sound/soc/codecs/wm8940.c
index e8a4ca3..1b5856b 100644
--- a/sound/soc/codecs/wm8940.c
+++ b/sound/soc/codecs/wm8940.c
@@ -621,7 +621,7 @@ static int wm8940_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
 
 	switch (div_id) {
 	case WM8940_BCLKDIV:
-		reg = snd_soc_read(codec, WM8940_CLOCK) & 0xFEF3;
+		reg = snd_soc_read(codec, WM8940_CLOCK) & 0xFFE3;
 		ret = snd_soc_write(codec, WM8940_CLOCK, reg | (div << 2));
 		break;
 	case WM8940_MCLKDIV:
-- 
1.7.5.4



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