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Diffstat (limited to 'sound/soc/sirf/sirf-audio-port.c')
-rw-r--r--sound/soc/sirf/sirf-audio-port.c107
1 files changed, 0 insertions, 107 deletions
diff --git a/sound/soc/sirf/sirf-audio-port.c b/sound/soc/sirf/sirf-audio-port.c
index b04a53f2b4f6..b4afa31b2bc1 100644
--- a/sound/soc/sirf/sirf-audio-port.c
+++ b/sound/soc/sirf/sirf-audio-port.c
@@ -6,60 +6,15 @@
* Licensed under GPLv2 or later.
*/
#include <linux/module.h>
-#include <linux/io.h>
-#include <linux/regmap.h>
#include <sound/soc.h>
#include <sound/dmaengine_pcm.h>
-#include "sirf-audio-port.h"
-
struct sirf_audio_port {
struct regmap *regmap;
struct snd_dmaengine_dai_dma_data playback_dma_data;
struct snd_dmaengine_dai_dma_data capture_dma_data;
};
-static void sirf_audio_port_tx_enable(struct sirf_audio_port *port)
-{
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_TXFIFO_OP,
- AUDIO_FIFO_RESET, AUDIO_FIFO_RESET);
- regmap_write(port->regmap, AUDIO_PORT_IC_TXFIFO_INT_MSK, 0);
- regmap_write(port->regmap, AUDIO_PORT_IC_TXFIFO_OP, 0);
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_TXFIFO_OP,
- AUDIO_FIFO_START, AUDIO_FIFO_START);
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_CODEC_TX_CTRL,
- IC_TX_ENABLE, IC_TX_ENABLE);
-}
-
-static void sirf_audio_port_tx_disable(struct sirf_audio_port *port)
-{
- regmap_write(port->regmap, AUDIO_PORT_IC_TXFIFO_OP, 0);
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_CODEC_TX_CTRL,
- IC_TX_ENABLE, ~IC_TX_ENABLE);
-}
-
-static void sirf_audio_port_rx_enable(struct sirf_audio_port *port,
- int channels)
-{
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_RXFIFO_OP,
- AUDIO_FIFO_RESET, AUDIO_FIFO_RESET);
- regmap_write(port->regmap, AUDIO_PORT_IC_RXFIFO_INT_MSK, 0);
- regmap_write(port->regmap, AUDIO_PORT_IC_RXFIFO_OP, 0);
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_RXFIFO_OP,
- AUDIO_FIFO_START, AUDIO_FIFO_START);
- if (channels == 1)
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_CODEC_RX_CTRL,
- IC_RX_ENABLE_MONO, IC_RX_ENABLE_MONO);
- else
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_CODEC_RX_CTRL,
- IC_RX_ENABLE_STEREO, IC_RX_ENABLE_STEREO);
-}
-
-static void sirf_audio_port_rx_disable(struct sirf_audio_port *port)
-{
- regmap_update_bits(port->regmap, AUDIO_PORT_IC_CODEC_RX_CTRL,
- IC_RX_ENABLE_STEREO, ~IC_RX_ENABLE_STEREO);
-}
static int sirf_audio_port_dai_probe(struct snd_soc_dai *dai)
{
@@ -69,41 +24,6 @@ static int sirf_audio_port_dai_probe(struct snd_soc_dai *dai)
return 0;
}
-static int sirf_audio_port_trigger(struct snd_pcm_substream *substream, int cmd,
- struct snd_soc_dai *dai)
-{
- struct sirf_audio_port *port = snd_soc_dai_get_drvdata(dai);
- int playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
-
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_STOP:
- case SNDRV_PCM_TRIGGER_SUSPEND:
- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (playback)
- sirf_audio_port_tx_disable(port);
- else
- sirf_audio_port_rx_disable(port);
- break;
- case SNDRV_PCM_TRIGGER_START:
- case SNDRV_PCM_TRIGGER_RESUME:
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- if (playback)
- sirf_audio_port_tx_enable(port);
- else
- sirf_audio_port_rx_enable(port,
- substream->runtime->channels);
- break;
- default:
- return -EINVAL;
- }
-
- return 0;
-}
-
-static const struct snd_soc_dai_ops sirf_audio_port_dai_ops = {
- .trigger = sirf_audio_port_trigger,
-};
-
static struct snd_soc_dai_driver sirf_audio_port_dai = {
.probe = sirf_audio_port_dai_probe,
.name = "sirf-audio-port",
@@ -120,49 +40,22 @@ static struct snd_soc_dai_driver sirf_audio_port_dai = {
.rates = SNDRV_PCM_RATE_48000,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
},
- .ops = &sirf_audio_port_dai_ops,
};
static const struct snd_soc_component_driver sirf_audio_port_component = {
.name = "sirf-audio-port",
};
-static const struct regmap_config sirf_audio_port_regmap_config = {
- .reg_bits = 32,
- .reg_stride = 4,
- .val_bits = 32,
- .max_register = AUDIO_PORT_IC_RXFIFO_INT_MSK,
- .cache_type = REGCACHE_NONE,
-};
-
static int sirf_audio_port_probe(struct platform_device *pdev)
{
int ret;
struct sirf_audio_port *port;
- void __iomem *base;
- struct resource *mem_res;
port = devm_kzalloc(&pdev->dev,
sizeof(struct sirf_audio_port), GFP_KERNEL);
if (!port)
return -ENOMEM;
- mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!mem_res) {
- dev_err(&pdev->dev, "no mem resource?\n");
- return -ENODEV;
- }
-
- base = devm_ioremap(&pdev->dev, mem_res->start,
- resource_size(mem_res));
- if (base == NULL)
- return -ENOMEM;
-
- port->regmap = devm_regmap_init_mmio(&pdev->dev, base,
- &sirf_audio_port_regmap_config);
- if (IS_ERR(port->regmap))
- return PTR_ERR(port->regmap);
-
ret = devm_snd_soc_register_component(&pdev->dev,
&sirf_audio_port_component, &sirf_audio_port_dai, 1);
if (ret)