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authorMihai Serban <mihai.serban@nxp.com>2017-02-15 18:29:53 +0200
committerLeonard Crestez <leonard.crestez@nxp.com>2018-08-24 12:41:33 +0300
commitb1feb8be96a0b9de3348859db9091105a4066baf (patch)
tree555c3a4b0814b201332fbd025bf87988c2d04a98 /sound
parent29f5dc8d687aa9fb3a59c2b8b46a2dfb27a639c5 (diff)
MLK-13799: ASoC: fsl: Add ASoC generic hdmi audio codec support
Use the new ASoC hdmi-codec infrastructure. Signed-off-by: Mihai Serban <mihai.serban@nxp.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/fsl/fsl_hdmi.c43
-rw-r--r--sound/soc/fsl/imx-hdmi.c2
2 files changed, 37 insertions, 8 deletions
diff --git a/sound/soc/fsl/fsl_hdmi.c b/sound/soc/fsl/fsl_hdmi.c
index 4f2ac274b85c..0a0fafc360c9 100644
--- a/sound/soc/fsl/fsl_hdmi.c
+++ b/sound/soc/fsl/fsl_hdmi.c
@@ -34,6 +34,7 @@
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/asoundef.h>
+#include <sound/hdmi-codec.h>
#include <video/mxc_hdmi.h>
@@ -63,15 +64,15 @@ static void dumpregs(struct snd_soc_dai *dai)
(hdmi_readb(HDMI_AUD_N2) << 8) |
hdmi_readb(HDMI_AUD_N1);
- dev_debug(dai->dev, "HDMI_PHY_CONF0 0x%02x\n",
+ dev_dbg(dai->dev, "HDMI_PHY_CONF0 0x%02x\n",
hdmi_readb(HDMI_PHY_CONF0));
- dev_debug(dai->dev, "HDMI_MC_CLKDIS 0x%02x\n",
+ dev_dbg(dai->dev, "HDMI_MC_CLKDIS 0x%02x\n",
hdmi_readb(HDMI_MC_CLKDIS));
- dev_debug(dai->dev, "HDMI_AUD_N[1-3] 0x%06x (%d)\n",
+ dev_dbg(dai->dev, "HDMI_AUD_N[1-3] 0x%06x (%d)\n",
n, n);
- dev_debug(dai->dev, "HDMI_AUD_CTS[1-3] 0x%06x (%d)\n",
+ dev_dbg(dai->dev, "HDMI_AUD_CTS[1-3] 0x%06x (%d)\n",
cts, cts);
- dev_debug(dai->dev, "HDMI_FC_AUDSCONF 0x%02x\n",
+ dev_dbg(dai->dev, "HDMI_FC_AUDSCONF 0x%02x\n",
hdmi_readb(HDMI_FC_AUDSCONF));
}
#else
@@ -600,6 +601,33 @@ static const struct snd_soc_component_driver fsl_hdmi_component = {
.name = "fsl-hdmi",
};
+/* HDMI audio codec callbacks */
+static int fsl_hdmi_audio_hw_params(struct device *dev, void *data,
+ struct hdmi_codec_daifmt *fmt,
+ struct hdmi_codec_params *hparms)
+{
+ dev_dbg(dev, "[%s]: %u Hz, %d bit, %d channels\n", __func__,
+ hparms->sample_rate, hparms->sample_width, hparms->cea.channels);
+
+ return 0;
+}
+
+static void fsl_hdmi_audio_shutdown(struct device *dev, void *data)
+{
+ dev_dbg(dev, "[%s]\n", __func__);
+}
+
+static const struct hdmi_codec_ops fsl_hdmi_audio_codec_ops = {
+ .hw_params = fsl_hdmi_audio_hw_params,
+ .audio_shutdown = fsl_hdmi_audio_shutdown,
+};
+
+static struct hdmi_codec_pdata codec_data = {
+ .ops = &fsl_hdmi_audio_codec_ops,
+ .i2s = 1,
+ .max_i2s_channels = 8,
+};
+
static int fsl_hdmi_dai_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -654,8 +682,9 @@ static int fsl_hdmi_dai_probe(struct platform_device *pdev)
return ret;
}
- hdmi_data->codec_dev = platform_device_register_simple(
- "hdmi-audio-codec", -1, NULL, 0);
+ hdmi_data->codec_dev = platform_device_register_data(&pdev->dev,
+ HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_NONE,
+ &codec_data, sizeof(codec_data));
if (IS_ERR(hdmi_data->codec_dev)) {
dev_err(&pdev->dev, "failed to register HDMI audio codec\n");
ret = PTR_ERR(hdmi_data->codec_dev);
diff --git a/sound/soc/fsl/imx-hdmi.c b/sound/soc/fsl/imx-hdmi.c
index a66ea0d6355e..e99a1ed81956 100644
--- a/sound/soc/fsl/imx-hdmi.c
+++ b/sound/soc/fsl/imx-hdmi.c
@@ -26,7 +26,7 @@
static struct snd_soc_dai_link imx_hdmi_dai_link = {
.name = "i.MX HDMI Audio Tx",
.stream_name = "i.MX HDMI Audio Tx",
- .codec_dai_name = "hdmi-hifi",
+ .codec_dai_name = "hdmi-hifi.0",
.codec_name = "hdmi-audio-codec",
.platform_name = "imx-hdmi-audio",
};