* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
- * Revision history
- * 20th Jan 2007 Initial version.
- * 05th Feb 2007 Rename all to Neo1973
- *
*/
#include <linux/module.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
+#include <sound/tlv.h>
#include <asm/mach-types.h>
#include <asm/hardware/scoop.h>
#include <asm/arch/regs-gpio.h>
#include <asm/hardware.h>
#include <asm/arch/audio.h>
-#include <asm/io.h>
+#include <linux/io.h>
#include <asm/arch/spi-gpio.h>
#include <asm/plat-s3c24xx/regs-iis.h>
#include "s3c24xx-pcm.h"
#include "s3c24xx-i2s.h"
+/* Debugging stuff */
+#define S3C24XX_SOC_NEO1973_WM8753_DEBUG 0
+#if S3C24XX_SOC_NEO1973_WM8753_DEBUG
+#define DBG(x...) printk(KERN_DEBUG "s3c24xx-soc-neo1973-wm8753: " x)
+#else
+#define DBG(x...)
+#endif
+
/* define the scenarios */
#define NEO_AUDIO_OFF 0
#define NEO_GSM_CALL_AUDIO_HANDSET 1
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai;
- struct snd_soc_cpu_dai *cpu_dai = rtd->dai->cpu_dai;
+ struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
+ struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
unsigned int pll_out = 0, bclk = 0;
int ret = 0;
unsigned long iis_clkrate;
+ DBG("Entered %s\n", __func__);
+
iis_clkrate = s3c24xx_i2s_get_clockrate();
switch (params_rate(params)) {
}
/* set codec DAI configuration */
- ret = codec_dai->dai_ops.set_fmt(codec_dai,
+ ret = snd_soc_dai_set_fmt(codec_dai,
SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
/* set cpu DAI configuration */
- ret = cpu_dai->dai_ops.set_fmt(cpu_dai,
+ ret = snd_soc_dai_set_fmt(cpu_dai,
SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
/* set the codec system clock for DAC and ADC */
- ret = codec_dai->dai_ops.set_sysclk(codec_dai, WM8753_MCLK, pll_out,
+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set MCLK division for sample rate */
- ret = cpu_dai->dai_ops.set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
- S3C2410_IISMOD_32FS );
+ ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
+ S3C2410_IISMOD_32FS);
if (ret < 0)
return ret;
/* set codec BCLK division for sample rate */
- ret = codec_dai->dai_ops.set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk);
+ ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk);
if (ret < 0)
return ret;
/* set prescaler division for sample rate */
- ret = cpu_dai->dai_ops.set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
- S3C24XX_PRESCALE(4,4));
+ ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+ S3C24XX_PRESCALE(4, 4));
if (ret < 0)
return ret;
/* codec PLL input is PCLK/4 */
- ret = codec_dai->dai_ops.set_pll(codec_dai, WM8753_PLL1,
+ ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1,
iis_clkrate / 4, pll_out);
if (ret < 0)
return ret;
static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai;
+ struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
+
+ DBG("Entered %s\n", __func__);
/* disable the PLL */
- return codec_dai->dai_ops.set_pll(codec_dai, WM8753_PLL1, 0, 0);
+ return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0);
}
/*
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai;
+ struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
unsigned int pcmdiv = 0;
int ret = 0;
unsigned long iis_clkrate;
+ DBG("Entered %s\n", __func__);
+
iis_clkrate = s3c24xx_i2s_get_clockrate();
if (params_rate(params) != 8000)
/* todo: gg check mode (DSP_B) against CSR datasheet */
/* set codec DAI configuration */
- ret = codec_dai->dai_ops.set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
+ ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0)
return ret;
/* set the codec system clock for DAC and ADC */
- ret = codec_dai->dai_ops.set_sysclk(codec_dai, WM8753_PCMCLK, 12288000,
+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, 12288000,
SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set codec PCM division for sample rate */
- ret = codec_dai->dai_ops.set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);
+ ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);
if (ret < 0)
return ret;
/* configue and enable PLL for 12.288MHz output */
- ret = codec_dai->dai_ops.set_pll(codec_dai, WM8753_PLL2,
+ ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2,
iis_clkrate / 4, 12288000);
if (ret < 0)
return ret;
static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_codec_dai *codec_dai = rtd->dai->codec_dai;
+ struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
+
+ DBG("Entered %s\n", __func__);
/* disable the PLL */
- return codec_dai->dai_ops.set_pll(codec_dai, WM8753_PLL2, 0, 0);
+ return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0);
}
static struct snd_soc_ops neo1973_voice_ops = {
.hw_free = neo1973_voice_hw_free,
};
-static int neo1973_scenario = 0;
+static int neo1973_scenario;
static int neo1973_get_scenario(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
static int set_scenario_endpoints(struct snd_soc_codec *codec, int scenario)
{
- switch(neo1973_scenario) {
+ DBG("Entered %s\n", __func__);
+
+ switch (neo1973_scenario) {
case NEO_AUDIO_OFF:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_disable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
case NEO_GSM_CALL_AUDIO_HANDSET:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 1);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 1);
+ snd_soc_dapm_enable_pin(codec, "Audio Out");
+ snd_soc_dapm_enable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_enable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_enable_pin(codec, "Call Mic");
break;
case NEO_GSM_CALL_AUDIO_HEADSET:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 1);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 1);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_enable_pin(codec, "Audio Out");
+ snd_soc_dapm_enable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_enable_pin(codec, "GSM Line In");
+ snd_soc_dapm_enable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
case NEO_GSM_CALL_AUDIO_BLUETOOTH:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 1);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_disable_pin(codec, "Audio Out");
+ snd_soc_dapm_enable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_enable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
case NEO_STEREO_TO_SPEAKERS:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_enable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
case NEO_STEREO_TO_HEADPHONES:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 1);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_enable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
case NEO_CAPTURE_HANDSET:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 1);
+ snd_soc_dapm_disable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_enable_pin(codec, "Call Mic");
break;
case NEO_CAPTURE_HEADSET:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 1);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_disable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_enable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
case NEO_CAPTURE_BLUETOOTH:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_disable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
break;
default:
- snd_soc_dapm_set_endpoint(codec, "Audio Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line Out", 0);
- snd_soc_dapm_set_endpoint(codec, "GSM Line In", 0);
- snd_soc_dapm_set_endpoint(codec, "Headset Mic", 0);
- snd_soc_dapm_set_endpoint(codec, "Call Mic", 0);
+ snd_soc_dapm_disable_pin(codec, "Audio Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line Out");
+ snd_soc_dapm_disable_pin(codec, "GSM Line In");
+ snd_soc_dapm_disable_pin(codec, "Headset Mic");
+ snd_soc_dapm_disable_pin(codec, "Call Mic");
}
- snd_soc_dapm_sync_endpoints(codec);
+ snd_soc_dapm_sync(codec);
return 0;
}
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+ DBG("Entered %s\n", __func__);
+
if (neo1973_scenario == ucontrol->value.integer.value[0])
return 0;
static void lm4857_write_regs(void)
{
+ DBG("Entered %s\n", __func__);
+
if (i2c_master_send(i2c, lm4857_regs, 4) != 4)
printk(KERN_ERR "lm4857: i2c write failed\n");
}
static int lm4857_get_reg(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- int reg=kcontrol->private_value & 0xFF;
+ int reg = kcontrol->private_value & 0xFF;
int shift = (kcontrol->private_value >> 8) & 0x0F;
int mask = (kcontrol->private_value >> 16) & 0xFF;
+ DBG("Entered %s\n", __func__);
+
ucontrol->value.integer.value[0] = (lm4857_regs[reg] >> shift) & mask;
return 0;
}
int shift = (kcontrol->private_value >> 8) & 0x0F;
int mask = (kcontrol->private_value >> 16) & 0xFF;
- if (((lm4857_regs[reg] >> shift ) & mask) ==
+ if (((lm4857_regs[reg] >> shift) & mask) ==
ucontrol->value.integer.value[0])
return 0;
- lm4857_regs[reg] &= ~ (mask << shift);
+ lm4857_regs[reg] &= ~(mask << shift);
lm4857_regs[reg] |= ucontrol->value.integer.value[0] << shift;
lm4857_write_regs();
return 1;
{
u8 value = lm4857_regs[LM4857_CTRL] & 0x0F;
+ DBG("Entered %s\n", __func__);
+
if (value)
value -= 5;
{
u8 value = ucontrol->value.integer.value[0];
+ DBG("Entered %s\n", __func__);
+
if (value)
value += 5;
};
-/* example machine audio_mapnections */
-static const char* audio_map[][3] = {
+static const struct snd_soc_dapm_route dapm_routes[] = {
/* Connections to the lm4857 amp */
{"Audio Out", NULL, "LOUT1"},
/* Connect the ALC pins */
{"ACIN", NULL, "ACOP"},
-
- {NULL, NULL, NULL},
};
static const char *lm4857_mode[] = {
};
static const struct soc_enum neo_scenario_enum[] = {
- SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(neo_scenarios),neo_scenarios),
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(neo_scenarios), neo_scenarios),
};
+static const DECLARE_TLV_DB_SCALE(stereo_tlv, -4050, 150, 0);
+static const DECLARE_TLV_DB_SCALE(mono_tlv, -3450, 150, 0);
+
static const struct snd_kcontrol_new wm8753_neo1973_controls[] = {
- SOC_SINGLE_EXT("Amp Left Playback Volume", LM4857_LVOL, 0, 31, 0,
- lm4857_get_reg, lm4857_set_reg),
- SOC_SINGLE_EXT("Amp Right Playback Volume", LM4857_RVOL, 0, 31, 0,
- lm4857_get_reg, lm4857_set_reg),
- SOC_SINGLE_EXT("Amp Mono Playback Volume", LM4857_MVOL, 0, 31, 0,
- lm4857_get_reg, lm4857_set_reg),
+ SOC_SINGLE_EXT_TLV("Amp Left Playback Volume", LM4857_LVOL, 0, 31, 0,
+ lm4857_get_reg, lm4857_set_reg, stereo_tlv),
+ SOC_SINGLE_EXT_TLV("Amp Right Playback Volume", LM4857_RVOL, 0, 31, 0,
+ lm4857_get_reg, lm4857_set_reg, stereo_tlv),
+ SOC_SINGLE_EXT_TLV("Amp Mono Playback Volume", LM4857_MVOL, 0, 31, 0,
+ lm4857_get_reg, lm4857_set_reg, mono_tlv),
SOC_ENUM_EXT("Amp Mode", lm4857_mode_enum[0],
lm4857_get_mode, lm4857_set_mode),
SOC_ENUM_EXT("Neo Mode", neo_scenario_enum[0],
{
int i, err;
+ DBG("Entered %s\n", __func__);
+
/* set up NC codec pins */
- snd_soc_dapm_set_endpoint(codec, "LOUT2", 0);
- snd_soc_dapm_set_endpoint(codec, "ROUT2", 0);
- snd_soc_dapm_set_endpoint(codec, "OUT3", 0);
- snd_soc_dapm_set_endpoint(codec, "OUT4", 0);
- snd_soc_dapm_set_endpoint(codec, "LINE1", 0);
- snd_soc_dapm_set_endpoint(codec, "LINE2", 0);
+ snd_soc_dapm_disable_pin(codec, "LOUT2");
+ snd_soc_dapm_disable_pin(codec, "ROUT2");
+ snd_soc_dapm_disable_pin(codec, "OUT3");
+ snd_soc_dapm_disable_pin(codec, "OUT4");
+ snd_soc_dapm_disable_pin(codec, "LINE1");
+ snd_soc_dapm_disable_pin(codec, "LINE2");
/* set endpoints to default mode */
set_scenario_endpoints(codec, NEO_AUDIO_OFF);
/* Add neo1973 specific widgets */
- for (i = 0; i < ARRAY_SIZE(wm8753_dapm_widgets); i++)
- snd_soc_dapm_new_control(codec, &wm8753_dapm_widgets[i]);
+ snd_soc_dapm_new_controls(codec, wm8753_dapm_widgets,
+ ARRAY_SIZE(wm8753_dapm_widgets));
/* add neo1973 specific controls */
for (i = 0; i < ARRAY_SIZE(wm8753_neo1973_controls); i++) {
return err;
}
- /* set up neo1973 specific audio path audio_mapnects */
- for (i = 0; audio_map[i][0] != NULL; i++) {
- snd_soc_dapm_connect_input(codec, audio_map[i][0],
- audio_map[i][1], audio_map[i][2]);
- }
+ /* set up neo1973 specific audio routes */
+ err = snd_soc_dapm_add_routes(codec, dapm_routes,
+ ARRAY_SIZE(dapm_routes));
- snd_soc_dapm_sync_endpoints(codec);
+ snd_soc_dapm_sync(codec);
return 0;
}
/*
* BT Codec DAI
*/
-static struct snd_soc_cpu_dai bt_dai =
-{ .name = "Bluetooth",
+static struct snd_soc_dai bt_dai = {
+ .name = "Bluetooth",
.id = 0,
.type = SND_SOC_DAI_PCM,
.playback = {
{
int ret;
+ DBG("Entered %s\n", __func__);
+
client_template.adapter = adap;
client_template.addr = addr;
static int lm4857_i2c_detach(struct i2c_client *client)
{
+ DBG("Entered %s\n", __func__);
+
i2c_detach_client(client);
kfree(client);
return 0;
static int lm4857_i2c_attach(struct i2c_adapter *adap)
{
+ DBG("Entered %s\n", __func__);
+
return i2c_probe(adap, &addr_data, lm4857_amp_probe);
}
+static u8 lm4857_state;
+
+static int lm4857_suspend(struct i2c_client *dev, pm_message_t state)
+{
+ DBG("Entered %s\n", __func__);
+
+ dev_dbg(&dev->dev, "lm4857_suspend\n");
+ lm4857_state = lm4857_regs[LM4857_CTRL] & 0xf;
+ if (lm4857_state) {
+ lm4857_regs[LM4857_CTRL] &= 0xf0;
+ lm4857_write_regs();
+ }
+ return 0;
+}
+
+static int lm4857_resume(struct i2c_client *dev)
+{
+ DBG("Entered %s\n", __func__);
+
+ if (lm4857_state) {
+ lm4857_regs[LM4857_CTRL] |= (lm4857_state & 0x0f);
+ lm4857_write_regs();
+ }
+ return 0;
+}
+
+static void lm4857_shutdown(struct i2c_client *dev)
+{
+ DBG("Entered %s\n", __func__);
+
+ dev_dbg(&dev->dev, "lm4857_shutdown\n");
+ lm4857_regs[LM4857_CTRL] &= 0xf0;
+ lm4857_write_regs();
+}
+
/* corgi i2c codec control layer */
static struct i2c_driver lm4857_i2c_driver = {
.driver = {
.owner = THIS_MODULE,
},
.id = I2C_DRIVERID_LM4857,
+ .suspend = lm4857_suspend,
+ .resume = lm4857_resume,
+ .shutdown = lm4857_shutdown,
.attach_adapter = lm4857_i2c_attach,
.detach_client = lm4857_i2c_detach,
.command = NULL,
{
int ret;
+ DBG("Entered %s\n", __func__);
+
neo1973_snd_device = platform_device_alloc("soc-audio", -1);
if (!neo1973_snd_device)
return -ENOMEM;
static void __exit neo1973_exit(void)
{
+ DBG("Entered %s\n", __func__);
+
+ i2c_del_driver(&lm4857_i2c_driver);
platform_device_unregister(neo1973_snd_device);
}
module_exit(neo1973_exit);
/* Module information */
-MODULE_AUTHOR("Graeme Gregory, graeme.gregory@wolfsonmicro.com, www.wolfsonmicro.com");
+MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973");
MODULE_LICENSE("GPL");
git.openpandora.org / pandora-kernel.git / blobdiff