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[7/7] ASoC: pcm512x: Support SND_SOC_DAIFMT_CBM_CFS

Message ID 1421236370-19826-8-git-send-email-peda@lysator.liu.se (mailing list archive)
State Accepted
Commit d11c2978bfbe97a4c29bd78b491c14f2debb36cd
Headers show

Commit Message

Peter Rosin Jan. 14, 2015, 11:52 a.m. UTC 
From: Peter Rosin <peda@axentia.se>

Signed-off-by: Peter Rosin <peda@axentia.se>
---
 sound/soc/codecs/pcm512x.c |   13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c
index 2a50c58a2fb1..511d98b3afa4 100644
--- a/sound/soc/codecs/pcm512x.c
+++ b/sound/soc/codecs/pcm512x.c
@@ -486,6 +486,7 @@  static int pcm512x_dai_startup(struct snd_pcm_substream *substream,
 
 	switch (pcm512x->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 	case SND_SOC_DAIFMT_CBM_CFM:
+	case SND_SOC_DAIFMT_CBM_CFS:
 		return pcm512x_dai_startup_master(substream, dai);
 
 	case SND_SOC_DAIFMT_CBS_CFS:
@@ -992,6 +993,8 @@  static int pcm512x_hw_params(struct snd_pcm_substream *substream,
 	struct pcm512x_priv *pcm512x = snd_soc_codec_get_drvdata(codec);
 	int alen;
 	int gpio;
+	int clock_output;
+	int master_mode;
 	int ret;
 
 	dev_dbg(codec->dev, "hw_params %u Hz, %u channels\n",
@@ -1040,6 +1043,12 @@  static int pcm512x_hw_params(struct snd_pcm_substream *substream,
 		}
 		return 0;
 	case SND_SOC_DAIFMT_CBM_CFM:
+		clock_output = PCM512x_BCKO | PCM512x_LRKO;
+		master_mode = PCM512x_RLRK | PCM512x_RBCK;
+		break;
+	case SND_SOC_DAIFMT_CBM_CFS:
+		clock_output = PCM512x_BCKO;
+		master_mode = PCM512x_RBCK;
 		break;
 	default:
 		return -EINVAL;
@@ -1136,7 +1145,7 @@  static int pcm512x_hw_params(struct snd_pcm_substream *substream,
 
 	ret = regmap_update_bits(pcm512x->regmap, PCM512x_BCLK_LRCLK_CFG,
 				 PCM512x_BCKP | PCM512x_BCKO | PCM512x_LRKO,
-				 PCM512x_BCKO | PCM512x_LRKO);
+				 clock_output);
 	if (ret != 0) {
 		dev_err(codec->dev, "Failed to enable clock output: %d\n", ret);
 		return ret;
@@ -1144,7 +1153,7 @@  static int pcm512x_hw_params(struct snd_pcm_substream *substream,
 
 	ret = regmap_update_bits(pcm512x->regmap, PCM512x_MASTER_MODE,
 				 PCM512x_RLRK | PCM512x_RBCK,
-				 PCM512x_RLRK | PCM512x_RBCK);
+				 master_mode);
 	if (ret != 0) {
 		dev_err(codec->dev, "Failed to enable master mode: %d\n", ret);
 		return ret;