---

yaml --- r: 182835 b: refs/heads/master c: 6aceabb h: refs/heads/master i: 182833: 6307bdd 182831: 8b9d2a8 v: v3
git-mirror · Jan 20, 2010 · 9bfb9b7 · 9bfb9b7
1 parent 95a9cf9
commit 9bfb9b7
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Showing 3 changed files with 15 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6cd6cede8c33364d8e1abb5ea35adf627e3781b0
+refs/heads/master: 6aceabb459c07a3fb4873c8306de8143c56241b2
diff --git a/trunk/include/sound/tlv320dac33-plat.h b/trunk/include/sound/tlv320dac33-plat.h
@@ -15,6 +15,7 @@
 
 struct tlv320dac33_platform_data {
 	int power_gpio;
+	u8 burst_bclkdiv;
 };
 
 #endif /* __TLV320DAC33_PLAT_H */
diff --git a/trunk/sound/soc/codecs/tlv320dac33.c b/trunk/sound/soc/codecs/tlv320dac33.c
@@ -91,6 +91,7 @@ struct tlv320dac33_priv {
 					 * this */
 	enum dac33_fifo_modes fifo_mode;/* FIFO mode selection */
 	unsigned int nsample;		/* burst read amount from host */
+	u8 burst_bclkdiv;		/* BCLK divider value in burst mode */
 
 	enum dac33_state state;
 };
@@ -845,9 +846,18 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream)
 	dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_A, aictrl_a);
 	dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_B, aictrl_b);
 
-	/* BCLK divide ratio */
+	/*
+	 * BCLK divide ratio
+	 * 0: 1.5
+	 * 1: 1
+	 * 2: 2
+	 * ...
+	 * 254: 254
+	 * 255: 255
+	 */
 	if (dac33->fifo_mode)
-		dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 3);
+		dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C,
+							dac33->burst_bclkdiv);
 	else
 		dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 32);
 
@@ -1239,6 +1249,7 @@ static int __devinit dac33_i2c_probe(struct i2c_client *client,
 	i2c_set_clientdata(client, dac33);
 
 	dac33->power_gpio = pdata->power_gpio;
+	dac33->burst_bclkdiv = pdata->burst_bclkdiv;
 	dac33->irq = client->irq;
 	dac33->nsample = NSAMPLE_MAX;
 	/* Disable FIFO use by default */