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-rw-r--r--arch/arm/plat-s3c/include/plat/audio-simtec.h37
-rw-r--r--sound/soc/s3c24xx/Kconfig12
-rw-r--r--sound/soc/s3c24xx/Makefile4
-rw-r--r--sound/soc/s3c24xx/s3c24xx_simtec.c394
-rw-r--r--sound/soc/s3c24xx/s3c24xx_simtec.h22
-rw-r--r--sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c137
6 files changed, 606 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c/include/plat/audio-simtec.h b/arch/arm/plat-s3c/include/plat/audio-simtec.h
new file mode 100644
index 000000000000..0f440b9168db
--- /dev/null
+++ b/arch/arm/plat-s3c/include/plat/audio-simtec.h
@@ -0,0 +1,37 @@
+/* arch/arm/plat-s3c/include/plat/audio-simtec.h
+ *
+ * Copyright 2008 Simtec Electronics
+ * http://armlinux.simtec.co.uk/
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Simtec Audio support.
+*/
+
+/**
+ * struct s3c24xx_audio_simtec_pdata - platform data for simtec audio
+ * @use_mpllin: Select codec clock from MPLLin
+ * @output_cdclk: Need to output CDCLK to the codec
+ * @have_mic: Set if we have a MIC socket
+ * @have_lout: Set if we have a LineOut socket
+ * @amp_gpio: GPIO pin to enable the AMP
+ * @amp_gain: Option GPIO to control AMP gain
+ */
+struct s3c24xx_audio_simtec_pdata {
+ unsigned int use_mpllin:1;
+ unsigned int output_cdclk:1;
+
+ unsigned int have_mic:1;
+ unsigned int have_lout:1;
+
+ int amp_gpio;
+ int amp_gain[2];
+
+ void (*startup)(void);
+};
+
+extern int simtec_audio_add(const char *codec_name,
+ struct s3c24xx_audio_simtec_pdata *pdata);
diff --git a/sound/soc/s3c24xx/Kconfig b/sound/soc/s3c24xx/Kconfig
index 2987239f1383..78cfd8d08e56 100644
--- a/sound/soc/s3c24xx/Kconfig
+++ b/sound/soc/s3c24xx/Kconfig
@@ -79,3 +79,15 @@ config SND_S3C24XX_SOC_S3C24XX_UDA134X
select SND_S3C24XX_SOC_I2S
select SND_SOC_L3
select SND_SOC_UDA134X
+
+config SND_S3C24XX_SOC_SIMTEC
+ tristate
+ help
+ Internal node for common S3C24XX/Simtec suppor
+
+config SND_S3C24XX_SOC_SIMTEC_TLV320AIC23
+ tristate "SoC I2S Audio support for TLV320AIC23 on Simtec boards"
+ depends on SND_S3C24XX_SOC
+ select SND_S3C24XX_SOC_I2S
+ select SND_SOC_TLV320AIC23
+ select SND_S3C24XX_SOC_SIMTEC
diff --git a/sound/soc/s3c24xx/Makefile b/sound/soc/s3c24xx/Makefile
index eb219b016499..1ccbb877df3c 100644
--- a/sound/soc/s3c24xx/Makefile
+++ b/sound/soc/s3c24xx/Makefile
@@ -20,6 +20,8 @@ snd-soc-neo1973-gta02-wm8753-objs := neo1973_gta02_wm8753.o
snd-soc-smdk2443-wm9710-objs := smdk2443_wm9710.o
snd-soc-ln2440sbc-alc650-objs := ln2440sbc_alc650.o
snd-soc-s3c24xx-uda134x-objs := s3c24xx_uda134x.o
+snd-soc-s3c24xx-simtec-objs := s3c24xx_simtec.o
+snd-soc-s3c24xx-simtec-tlv320aic23-objs := s3c24xx_simtec_tlv320aic23.o
obj-$(CONFIG_SND_S3C24XX_SOC_JIVE_WM8750) += snd-soc-jive-wm8750.o
obj-$(CONFIG_SND_S3C24XX_SOC_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o
@@ -27,3 +29,5 @@ obj-$(CONFIG_SND_S3C24XX_SOC_NEO1973_GTA02_WM8753) += snd-soc-neo1973-gta02-wm87
obj-$(CONFIG_SND_S3C24XX_SOC_SMDK2443_WM9710) += snd-soc-smdk2443-wm9710.o
obj-$(CONFIG_SND_S3C24XX_SOC_LN2440SBC_ALC650) += snd-soc-ln2440sbc-alc650.o
obj-$(CONFIG_SND_S3C24XX_SOC_S3C24XX_UDA134X) += snd-soc-s3c24xx-uda134x.o
+obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC) += snd-soc-s3c24xx-simtec.o
+obj-$(CONFIG_SND_S3C24XX_SOC_SIMTEC_TLV320AIC23) += snd-soc-s3c24xx-simtec-tlv320aic23.o
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec.c b/sound/soc/s3c24xx/s3c24xx_simtec.c
new file mode 100644
index 000000000000..1966e0d5652d
--- /dev/null
+++ b/sound/soc/s3c24xx/s3c24xx_simtec.c
@@ -0,0 +1,394 @@
+/* sound/soc/s3c24xx/s3c24xx_simtec.c
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/clk.h>
+#include <linux/i2c.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+
+#include <plat/audio-simtec.h>
+
+#include "s3c24xx-pcm.h"
+#include "s3c24xx-i2s.h"
+#include "s3c24xx_simtec.h"
+
+static struct s3c24xx_audio_simtec_pdata *pdata;
+static struct clk *xtal_clk;
+
+static int spk_gain;
+static int spk_unmute;
+
+/**
+ * speaker_gain_get - read the speaker gain setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be updated.
+ *
+ * Read the value for the AMP gain control.
+ */
+static int speaker_gain_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = spk_gain;
+ return 0;
+}
+
+/**
+ * speaker_gain_set - set the value of the speaker amp gain
+ * @value: The value to write.
+ */
+static void speaker_gain_set(int value)
+{
+ gpio_set_value_cansleep(pdata->amp_gain[0], value & 1);
+ gpio_set_value_cansleep(pdata->amp_gain[1], value >> 1);
+}
+
+/**
+ * speaker_gain_put - set the speaker gain setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be set.
+ *
+ * Set the value of the speaker gain from the specified
+ * @ucontrol setting.
+ *
+ * Note, if the speaker amp is muted, then we do not set a gain value
+ * as at-least one of the ICs that is fitted will try and power up even
+ * if the main control is set to off.
+ */
+static int speaker_gain_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ int value = ucontrol->value.integer.value[0];
+
+ spk_gain = value;
+
+ if (!spk_unmute)
+ speaker_gain_set(value);
+
+ return 0;
+}
+
+static const struct snd_kcontrol_new amp_gain_controls[] = {
+ SOC_SINGLE_EXT("Speaker Gain", 0, 0, 3, 0,
+ speaker_gain_get, speaker_gain_put),
+};
+
+/**
+ * spk_unmute_state - set the unmute state of the speaker
+ * @to: zero to unmute, non-zero to ununmute.
+ */
+static void spk_unmute_state(int to)
+{
+ pr_debug("%s: to=%d\n", __func__, to);
+
+ spk_unmute = to;
+ gpio_set_value(pdata->amp_gpio, to);
+
+ /* if we're umuting, also re-set the gain */
+ if (to && pdata->amp_gain[0] > 0)
+ speaker_gain_set(spk_gain);
+}
+
+/**
+ * speaker_unmute_get - read the speaker unmute setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be updated.
+ *
+ * Read the value for the AMP gain control.
+ */
+static int speaker_unmute_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = spk_unmute;
+ return 0;
+}
+
+/**
+ * speaker_unmute_put - set the speaker unmute setting.
+ * @kcontrol: The control for the speaker gain.
+ * @ucontrol: The value that needs to be set.
+ *
+ * Set the value of the speaker gain from the specified
+ * @ucontrol setting.
+ */
+static int speaker_unmute_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ spk_unmute_state(ucontrol->value.integer.value[0]);
+ return 0;
+}
+
+/* This is added as a manual control as the speaker amps create clicks
+ * when their power state is changed, which are far more noticeable than
+ * anything produced by the CODEC itself.
+ */
+static const struct snd_kcontrol_new amp_unmute_controls[] = {
+ SOC_SINGLE_EXT("Speaker Switch", 0, 0, 1, 0,
+ speaker_unmute_get, speaker_unmute_put),
+};
+
+void simtec_audio_init(struct snd_soc_codec *codec)
+{
+ if (pdata->amp_gpio > 0) {
+ pr_debug("%s: adding amp routes\n", __func__);
+
+ snd_soc_add_controls(codec, amp_unmute_controls,
+ ARRAY_SIZE(amp_unmute_controls));
+ }
+
+ if (pdata->amp_gain[0] > 0) {
+ pr_debug("%s: adding amp controls\n", __func__);
+ snd_soc_add_controls(codec, amp_gain_controls,
+ ARRAY_SIZE(amp_gain_controls));
+ }
+}
+EXPORT_SYMBOL_GPL(simtec_audio_init);
+
+#define CODEC_CLOCK 12000000
+
+/**
+ * simtec_hw_params - update hardware parameters
+ * @substream: The audio substream instance.
+ * @params: The parameters requested.
+ *
+ * Update the codec data routing and configuration settings
+ * from the supplied data.
+ */
+static int simtec_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
+ struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
+ int ret;
+
+ /* Set the CODEC as the bus clock master, I2S */
+ ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM);
+ if (ret) {
+ pr_err("%s: failed set cpu dai format\n", __func__);
+ return ret;
+ }
+
+ /* Set the CODEC as the bus clock master */
+ ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM);
+ if (ret) {
+ pr_err("%s: failed set codec dai format\n", __func__);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, 0,
+ CODEC_CLOCK, SND_SOC_CLOCK_IN);
+ if (ret) {
+ pr_err( "%s: failed setting codec sysclk\n", __func__);
+ return ret;
+ }
+
+ if (pdata->use_mpllin) {
+ ret = snd_soc_dai_set_sysclk(cpu_dai, S3C24XX_CLKSRC_MPLL,
+ 0, SND_SOC_CLOCK_OUT);
+
+ if (ret) {
+ pr_err("%s: failed to set MPLLin as clksrc\n",
+ __func__);
+ return ret;
+ }
+ }
+
+ if (pdata->output_cdclk) {
+ int cdclk_scale;
+
+ cdclk_scale = clk_get_rate(xtal_clk) / CODEC_CLOCK;
+ cdclk_scale--;
+
+ ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
+ cdclk_scale);
+ }
+
+ return 0;
+}
+
+static int simtec_call_startup(struct s3c24xx_audio_simtec_pdata *pd)
+{
+ /* call any board supplied startup code, this currently only
+ * covers the bast/vr1000 which have a CPLD in the way of the
+ * LRCLK */
+ if (pd->startup)
+ pd->startup();
+
+ return 0;
+}
+
+static struct snd_soc_ops simtec_snd_ops = {
+ .hw_params = simtec_hw_params,
+};
+
+/**
+ * attach_gpio_amp - get and configure the necessary gpios
+ * @dev: The device we're probing.
+ * @pd: The platform data supplied by the board.
+ *
+ * If there is a GPIO based amplifier attached to the board, claim
+ * the necessary GPIO lines for it, and set default values.
+ */
+static int attach_gpio_amp(struct device *dev,
+ struct s3c24xx_audio_simtec_pdata *pd)
+{
+ int ret;
+
+ /* attach gpio amp gain (if any) */
+ if (pdata->amp_gain[0] > 0) {
+ ret = gpio_request(pd->amp_gain[0], "gpio-amp-gain0");
+ if (ret) {
+ dev_err(dev, "cannot get amp gpio gain0\n");
+ return ret;
+ }
+
+ ret = gpio_request(pd->amp_gain[1], "gpio-amp-gain1");
+ if (ret) {
+ dev_err(dev, "cannot get amp gpio gain1\n");
+ gpio_free(pdata->amp_gain[0]);
+ return ret;
+ }
+
+ gpio_direction_output(pd->amp_gain[0], 0);
+ gpio_direction_output(pd->amp_gain[1], 0);
+ }
+
+ /* note, curently we assume GPA0 isn't valid amp */
+ if (pdata->amp_gpio > 0) {
+ ret = gpio_request(pd->amp_gpio, "gpio-amp");
+ if (ret) {
+ dev_err(dev, "cannot get amp gpio %d (%d)\n",
+ pd->amp_gpio, ret);
+ goto err_amp;
+ }
+
+ /* set the amp off at startup */
+ spk_unmute_state(0);
+ }
+
+ return 0;
+
+err_amp:
+ if (pd->amp_gain[0] > 0) {
+ gpio_free(pd->amp_gain[0]);
+ gpio_free(pd->amp_gain[1]);
+ }
+
+ return ret;
+}
+
+static void detach_gpio_amp(struct s3c24xx_audio_simtec_pdata *pd)
+{
+ if (pd->amp_gain[0] > 0) {
+ gpio_free(pd->amp_gain[0]);
+ gpio_free(pd->amp_gain[1]);
+ }
+
+ if (pd->amp_gpio > 0)
+ gpio_free(pd->amp_gpio);
+}
+
+#ifdef CONFIG_PM
+int simtec_audio_resume(struct device *dev)
+{
+ simtec_call_startup(pdata);
+ return 0;
+}
+
+struct dev_pm_ops simtec_audio_pmops = {
+ .resume = simtec_audio_resume,
+};
+EXPORT_SYMBOL_GPL(simtec_audio_pmops);
+#endif
+
+int __devinit simtec_audio_core_probe(struct platform_device *pdev,
+ struct snd_soc_device *socdev)
+{
+ struct platform_device *snd_dev;
+ int ret;
+
+ socdev->card->dai_link->ops = &simtec_snd_ops;
+
+ pdata = pdev->dev.platform_data;
+ if (!pdata) {
+ dev_err(&pdev->dev, "no platform data supplied\n");
+ return -EINVAL;
+ }
+
+ simtec_call_startup(pdata);
+
+ xtal_clk = clk_get(&pdev->dev, "xtal");
+ if (IS_ERR(xtal_clk)) {
+ dev_err(&pdev->dev, "could not get clkout0\n");
+ return -EINVAL;
+ }
+
+ dev_info(&pdev->dev, "xtal rate is %ld\n", clk_get_rate(xtal_clk));
+
+ ret = attach_gpio_amp(&pdev->dev, pdata);
+ if (ret)
+ goto err_clk;
+
+ snd_dev = platform_device_alloc("soc-audio", -1);
+ if (!snd_dev) {
+ dev_err(&pdev->dev, "failed to alloc soc-audio devicec\n");
+ ret = -ENOMEM;
+ goto err_gpio;
+ }
+
+ platform_set_drvdata(snd_dev, socdev);
+ socdev->dev = &snd_dev->dev;
+
+ ret = platform_device_add(snd_dev);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to add soc-audio dev\n");
+ goto err_pdev;
+ }
+
+ platform_set_drvdata(pdev, snd_dev);
+ return 0;
+
+err_pdev:
+ platform_device_put(snd_dev);
+
+err_gpio:
+ detach_gpio_amp(pdata);
+
+err_clk:
+ clk_put(xtal_clk);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(simtec_audio_core_probe);
+
+int __devexit simtec_audio_remove(struct platform_device *pdev)
+{
+ struct platform_device *snd_dev = platform_get_drvdata(pdev);
+
+ platform_device_unregister(snd_dev);
+
+ detach_gpio_amp(pdata);
+ clk_put(xtal_clk);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(simtec_audio_remove);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Simtec Audio common support");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec.h b/sound/soc/s3c24xx/s3c24xx_simtec.h
new file mode 100644
index 000000000000..2714203af161
--- /dev/null
+++ b/sound/soc/s3c24xx/s3c24xx_simtec.h
@@ -0,0 +1,22 @@
+/* sound/soc/s3c24xx/s3c24xx_simtec.h
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+extern void simtec_audio_init(struct snd_soc_codec *codec);
+
+extern int simtec_audio_core_probe(struct platform_device *pdev,
+ struct snd_soc_device *socdev);
+
+extern int simtec_audio_remove(struct platform_device *pdev);
+
+#ifdef CONFIG_PM
+extern struct dev_pm_ops simtec_audio_pmops;
+#define simtec_audio_pm &simtec_audio_pmops
+#else
+#define simtec_audio_pm NULL
+#endif
diff --git a/sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c b/sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
new file mode 100644
index 000000000000..25797e096175
--- /dev/null
+++ b/sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
@@ -0,0 +1,137 @@
+/* sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
+ *
+ * Copyright 2009 Simtec Electronics
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+
+#include <plat/audio-simtec.h>
+
+#include "s3c24xx-pcm.h"
+#include "s3c24xx-i2s.h"
+#include "s3c24xx_simtec.h"
+
+#include "../codecs/tlv320aic23.h"
+
+/* supported machines:
+ *
+ * Machine Connections AMP
+ * ------- ----------- ---
+ * BAST MIC, HPOUT, LOUT, LIN TPA2001D1 (HPOUTL,R) (gain hardwired)
+ * VR1000 HPOUT, LIN None
+ * VR2000 LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
+ * DePicture LIN, LOUT, MIC, HP LM4871 (HPOUTL,R)
+ * Anubis LIN, LOUT, MIC, HP TPA2001D1 (HPOUTL,R)
+ */
+
+static const struct snd_soc_dapm_widget dapm_widgets[] = {
+ SND_SOC_DAPM_HP("Headphone Jack", NULL),
+ SND_SOC_DAPM_LINE("Line In", NULL),
+ SND_SOC_DAPM_LINE("Line Out", NULL),
+ SND_SOC_DAPM_MIC("Mic Jack", NULL),
+};
+
+static const struct snd_soc_dapm_route base_map[] = {
+ { "Headphone Jack", NULL, "LHPOUT"},
+ { "Headphone Jack", NULL, "RHPOUT"},
+
+ { "Line Out", NULL, "LOUT" },
+ { "Line Out", NULL, "ROUT" },
+
+ { "LLINEIN", NULL, "Line In"},
+ { "RLINEIN", NULL, "Line In"},
+
+ { "MICIN", NULL, "Mic Jack"},
+};
+
+/**
+ * simtec_tlv320aic23_init - initialise and add controls
+ * @codec; The codec instance to attach to.
+ *
+ * Attach our controls and configure the necessary codec
+ * mappings for our sound card instance.
+*/
+static int simtec_tlv320aic23_init(struct snd_soc_codec *codec)
+{
+ snd_soc_dapm_new_controls(codec, dapm_widgets,
+ ARRAY_SIZE(dapm_widgets));
+
+ snd_soc_dapm_add_routes(codec, base_map, ARRAY_SIZE(base_map));
+
+ snd_soc_dapm_enable_pin(codec, "Headphone Jack");
+ snd_soc_dapm_enable_pin(codec, "Line In");
+ snd_soc_dapm_enable_pin(codec, "Line Out");
+ snd_soc_dapm_enable_pin(codec, "Mic Jack");
+
+ simtec_audio_init(codec);
+ snd_soc_dapm_sync(codec);
+
+ return 0;
+}
+
+static struct snd_soc_dai_link simtec_dai_aic23 = {
+ .name = "tlv320aic23",
+ .stream_name = "TLV320AIC23",
+ .cpu_dai = &s3c24xx_i2s_dai,
+ .codec_dai = &tlv320aic23_dai,
+ .init = simtec_tlv320aic23_init,
+};
+
+/* simtec audio machine driver */
+static struct snd_soc_card snd_soc_machine_simtec_aic23 = {
+ .name = "Simtec",
+ .platform = &s3c24xx_soc_platform,
+ .dai_link = &simtec_dai_aic23,
+ .num_links = 1,
+};
+
+/* simtec audio subsystem */
+static struct snd_soc_device simtec_snd_devdata_aic23 = {
+ .card = &snd_soc_machine_simtec_aic23,
+ .codec_dev = &soc_codec_dev_tlv320aic23,
+};
+
+static int __devinit simtec_audio_tlv320aic23_probe(struct platform_device *pd)
+{
+ return simtec_audio_core_probe(pd, &simtec_snd_devdata_aic23);
+}
+
+static struct platform_driver simtec_audio_tlv320aic23_platdrv = {
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "s3c24xx-simtec-tlv320aic23",
+ .pm = simtec_audio_pm,
+ },
+ .probe = simtec_audio_tlv320aic23_probe,
+ .remove = __devexit_p(simtec_audio_remove),
+};
+
+MODULE_ALIAS("platform:s3c24xx-simtec-tlv320aic23");
+
+static int __init simtec_tlv320aic23_modinit(void)
+{
+ return platform_driver_register(&simtec_audio_tlv320aic23_platdrv);
+}
+
+static void __exit simtec_tlv320aic23_modexit(void)
+{
+ platform_driver_unregister(&simtec_audio_tlv320aic23_platdrv);
+}
+
+module_init(simtec_tlv320aic23_modinit);
+module_exit(simtec_tlv320aic23_modexit);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_DESCRIPTION("ALSA SoC Simtec Audio support");
+MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-04 04:54:16 +0100