+++ /dev/null
-/*
- * neo1973_gta02_wm8753.c -- SoC audio for Openmoko Freerunner(GTA02)
- *
- * Copyright 2007 Openmoko Inc
- * Author: Graeme Gregory <graeme@openmoko.org>
- * Copyright 2007 Wolfson Microelectronics PLC.
- * Author: Graeme Gregory <linux@wolfsonmicro.com>
- * Copyright 2009 Wolfson Microelectronics
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-
-#include <linux/gpio.h>
-
-#include <sound/soc.h>
-
-#include <asm/mach-types.h>
-#include <plat/regs-iis.h>
-#include <mach/gta02.h>
-
-#include "../codecs/wm8753.h"
-#include "s3c24xx-i2s.h"
-
-static struct snd_soc_card neo1973_gta02;
-
-static int neo1973_gta02_hifi_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->codec_dai;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- unsigned int pll_out = 0, bclk = 0;
- int ret = 0;
- unsigned long iis_clkrate;
-
- iis_clkrate = s3c24xx_i2s_get_clockrate();
-
- switch (params_rate(params)) {
- case 8000:
- case 16000:
- pll_out = 12288000;
- break;
- case 48000:
- bclk = WM8753_BCLK_DIV_4;
- pll_out = 12288000;
- break;
- case 96000:
- bclk = WM8753_BCLK_DIV_2;
- pll_out = 12288000;
- break;
- case 11025:
- bclk = WM8753_BCLK_DIV_16;
- pll_out = 11289600;
- break;
- case 22050:
- bclk = WM8753_BCLK_DIV_8;
- pll_out = 11289600;
- break;
- case 44100:
- bclk = WM8753_BCLK_DIV_4;
- pll_out = 11289600;
- break;
- case 88200:
- bclk = WM8753_BCLK_DIV_2;
- pll_out = 11289600;
- break;
- }
-
- /* set codec DAI configuration */
- 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 = 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 = 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 = 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 = snd_soc_dai_set_clkdiv(codec_dai,
- WM8753_BCLKDIV, bclk);
- if (ret < 0)
- return ret;
-
- /* set prescaler division for sample rate */
- 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 = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
- iis_clkrate / 4, pll_out);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int neo1973_gta02_hifi_hw_free(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
- /* disable the PLL */
- return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
-}
-
-/*
- * Neo1973 WM8753 HiFi DAI opserations.
- */
-static struct snd_soc_ops neo1973_gta02_hifi_ops = {
- .hw_params = neo1973_gta02_hifi_hw_params,
- .hw_free = neo1973_gta02_hifi_hw_free,
-};
-
-static int neo1973_gta02_voice_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->codec_dai;
- unsigned int pcmdiv = 0;
- int ret = 0;
- unsigned long iis_clkrate;
-
- iis_clkrate = s3c24xx_i2s_get_clockrate();
-
- if (params_rate(params) != 8000)
- return -EINVAL;
- if (params_channels(params) != 1)
- return -EINVAL;
-
- pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
-
- /* todo: gg check mode (DSP_B) against CSR datasheet */
- /* set codec DAI configuration */
- 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 = 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 = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV,
- pcmdiv);
- if (ret < 0)
- return ret;
-
- /* configure and enable PLL for 12.288MHz output */
- ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
- iis_clkrate / 4, 12288000);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int neo1973_gta02_voice_hw_free(struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
-
- /* disable the PLL */
- return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
-}
-
-static struct snd_soc_ops neo1973_gta02_voice_ops = {
- .hw_params = neo1973_gta02_voice_hw_params,
- .hw_free = neo1973_gta02_voice_hw_free,
-};
-
-static int gta02_speaker_enabled;
-
-static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- gta02_speaker_enabled = ucontrol->value.integer.value[0];
-
- gpio_set_value(GTA02_GPIO_HP_IN, !gta02_speaker_enabled);
-
- return 0;
-}
-
-static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- ucontrol->value.integer.value[0] = gta02_speaker_enabled;
- return 0;
-}
-
-static int lm4853_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *k, int event)
-{
- gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
-
- return 0;
-}
-
-static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
- SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
- SND_SOC_DAPM_LINE("GSM Line Out", NULL),
- SND_SOC_DAPM_LINE("GSM Line In", NULL),
- SND_SOC_DAPM_MIC("Headset Mic", NULL),
- SND_SOC_DAPM_MIC("Handset Mic", NULL),
- SND_SOC_DAPM_SPK("Handset Spk", NULL),
-};
-
-
-/* example machine audio_mapnections */
-static const struct snd_soc_dapm_route audio_map[] = {
-
- /* Connections to the lm4853 amp */
- {"Stereo Out", NULL, "LOUT1"},
- {"Stereo Out", NULL, "ROUT1"},
-
- /* Connections to the GSM Module */
- {"GSM Line Out", NULL, "MONO1"},
- {"GSM Line Out", NULL, "MONO2"},
- {"RXP", NULL, "GSM Line In"},
- {"RXN", NULL, "GSM Line In"},
-
- /* Connections to Headset */
- {"MIC1", NULL, "Mic Bias"},
- {"Mic Bias", NULL, "Headset Mic"},
-
- /* Call Mic */
- {"MIC2", NULL, "Mic Bias"},
- {"MIC2N", NULL, "Mic Bias"},
- {"Mic Bias", NULL, "Handset Mic"},
-
- /* Call Speaker */
- {"Handset Spk", NULL, "LOUT2"},
- {"Handset Spk", NULL, "ROUT2"},
-
- /* Connect the ALC pins */
- {"ACIN", NULL, "ACOP"},
-};
-
-static const struct snd_kcontrol_new wm8753_neo1973_gta02_controls[] = {
- SOC_DAPM_PIN_SWITCH("Stereo Out"),
- SOC_DAPM_PIN_SWITCH("GSM Line Out"),
- SOC_DAPM_PIN_SWITCH("GSM Line In"),
- SOC_DAPM_PIN_SWITCH("Headset Mic"),
- SOC_DAPM_PIN_SWITCH("Handset Mic"),
- SOC_DAPM_PIN_SWITCH("Handset Spk"),
-
- SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0,
- lm4853_get_spk,
- lm4853_set_spk),
-};
-
-/*
- * This is an example machine initialisation for a wm8753 connected to a
- * neo1973 GTA02.
- */
-static int neo1973_gta02_wm8753_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_codec *codec = rtd->codec;
- struct snd_soc_dapm_context *dapm = &codec->dapm;
- int err;
-
- /* set up NC codec pins */
- snd_soc_dapm_nc_pin(dapm, "OUT3");
- snd_soc_dapm_nc_pin(dapm, "OUT4");
- snd_soc_dapm_nc_pin(dapm, "LINE1");
- snd_soc_dapm_nc_pin(dapm, "LINE2");
-
- /* Add neo1973 gta02 specific widgets */
- snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
- ARRAY_SIZE(wm8753_dapm_widgets));
-
- /* add neo1973 gta02 specific controls */
- err = snd_soc_add_controls(codec, wm8753_neo1973_gta02_controls,
- ARRAY_SIZE(wm8753_neo1973_gta02_controls));
-
- if (err < 0)
- return err;
-
- /* set up neo1973 gta02 specific audio path audio_map */
- snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-
- /* set endpoints to default off mode */
- snd_soc_dapm_disable_pin(dapm, "Stereo Out");
- snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
- snd_soc_dapm_disable_pin(dapm, "GSM Line In");
- snd_soc_dapm_disable_pin(dapm, "Headset Mic");
- snd_soc_dapm_disable_pin(dapm, "Handset Mic");
- snd_soc_dapm_disable_pin(dapm, "Handset Spk");
-
- /* allow audio paths from the GSM modem to run during suspend */
- snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
- snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
- snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
- snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
- snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
- snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
-
- snd_soc_dapm_sync(dapm);
-
- return 0;
-}
-
-/*
- * BT Codec DAI
- */
-static struct snd_soc_dai_driver bt_dai = {
- .name = "bluetooth-dai",
- .playback = {
- .channels_min = 1,
- .channels_max = 1,
- .rates = SNDRV_PCM_RATE_8000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,},
- .capture = {
- .channels_min = 1,
- .channels_max = 1,
- .rates = SNDRV_PCM_RATE_8000,
- .formats = SNDRV_PCM_FMTBIT_S16_LE,},
-};
-
-static struct snd_soc_dai_link neo1973_gta02_dai[] = {
-{ /* Hifi Playback - for similatious use with voice below */
- .name = "WM8753",
- .stream_name = "WM8753 HiFi",
- .cpu_dai_name = "s3c24xx-iis",
- .codec_dai_name = "wm8753-hifi",
- .init = neo1973_gta02_wm8753_init,
- .platform_name = "samsung-audio",
- .codec_name = "wm8753-codec.0-001a",
- .ops = &neo1973_gta02_hifi_ops,
-},
-{ /* Voice via BT */
- .name = "Bluetooth",
- .stream_name = "Voice",
- .cpu_dai_name = "bluetooth-dai",
- .codec_dai_name = "wm8753-voice",
- .ops = &neo1973_gta02_voice_ops,
- .codec_name = "wm8753-codec.0-001a",
- .platform_name = "samsung-audio",
-},
-};
-
-static struct snd_soc_card neo1973_gta02 = {
- .name = "neo1973-gta02",
- .dai_link = neo1973_gta02_dai,
- .num_links = ARRAY_SIZE(neo1973_gta02_dai),
-};
-
-static const struct gpio neo1973_gta02_gpios[] = {
- { GTA02_GPIO_HP_IN, GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" },
- { GTA02_GPIO_AMP_SHUT, GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" },
-};
-
-static struct platform_device *neo1973_gta02_snd_device;
-
-static int __init neo1973_gta02_init(void)
-{
- int ret;
-
- if (!machine_is_neo1973_gta02()) {
- printk(KERN_INFO
- "Only GTA02 is supported by this ASoC driver\n");
- return -ENODEV;
- }
-
- ret = gpio_request_array(neo1973_gta02_gpios,
- ARRAY_SIZE(neo1973_gta02_gpios));
- if (ret)
- return ret;
-
- neo1973_gta02_snd_device = platform_device_alloc("soc-audio", -1);
- if (!neo1973_gta02_snd_device) {
- ret = -ENOMEM;
- goto err_gpio_free;
- }
-
- /* register bluetooth DAI here */
- ret = snd_soc_register_dai(&neo1973_gta02_snd_device->dev, &bt_dai);
- if (ret)
- goto err_put_device;
-
- platform_set_drvdata(neo1973_gta02_snd_device, &neo1973_gta02);
- ret = platform_device_add(neo1973_gta02_snd_device);
-
- if (ret)
- goto err_unregister_dai;
-
- return 0;
-
-err_unregister_dai:
- snd_soc_unregister_dai(&neo1973_gta02_snd_device->dev);
-err_put_device:
- platform_device_put(neo1973_gta02_snd_device);
-err_gpio_free:
- gpio_free_array(neo1973_gta02_gpios, ARRAY_SIZE(neo1973_gta02_gpios));
- return ret;
-}
-module_init(neo1973_gta02_init);
-
-static void __exit neo1973_gta02_exit(void)
-{
- snd_soc_unregister_dai(&neo1973_gta02_snd_device->dev);
- platform_device_unregister(neo1973_gta02_snd_device);
- gpio_free_array(neo1973_gta02_gpios, ARRAY_SIZE(neo1973_gta02_gpios));
-}
-module_exit(neo1973_gta02_exit);
-
-/* Module information */
-MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org");
-MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 GTA02");
-MODULE_LICENSE("GPL");
/*
- * neo1973_wm8753.c -- SoC audio for Neo1973
+ * neo1973_wm8753.c -- SoC audio for Openmoko Neo1973 and Freerunner devices
*
+ * Copyright 2007 Openmoko Inc
+ * Author: Graeme Gregory <graeme@openmoko.org>
* Copyright 2007 Wolfson Microelectronics PLC.
* Author: Graeme Gregory
* graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
+ * Copyright 2009 Wolfson Microelectronics
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
- *
*/
#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
#include <linux/platform_device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
+#include <linux/gpio.h>
+
#include <sound/soc.h>
#include <asm/mach-types.h>
-#include <mach/regs-clock.h>
-#include <mach/regs-gpio.h>
-#include <mach/hardware.h>
-#include <linux/io.h>
-#include <mach/spi-gpio.h>
-
#include <plat/regs-iis.h>
+#include <mach/gta02.h>
#include "../codecs/wm8753.h"
-#include "dma.h"
#include "s3c24xx-i2s.h"
-static struct snd_soc_card neo1973;
-
static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
int ret = 0;
unsigned long iis_clkrate;
- pr_debug("Entered %s\n", __func__);
-
iis_clkrate = s3c24xx_i2s_get_clockrate();
switch (params_rate(params)) {
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
- pr_debug("Entered %s\n", __func__);
-
/* disable the PLL */
return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
}
int ret = 0;
unsigned long iis_clkrate;
- pr_debug("Entered %s\n", __func__);
-
iis_clkrate = s3c24xx_i2s_get_clockrate();
if (params_rate(params) != 8000)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
- pr_debug("Entered %s\n", __func__);
-
/* disable the PLL */
return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
}
.hw_free = neo1973_voice_hw_free,
};
-static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = {
+/* Shared routes and controls */
+
+static const struct snd_soc_dapm_widget neo1973_wm8753_dapm_widgets[] = {
SND_SOC_DAPM_LINE("GSM Line Out", NULL),
SND_SOC_DAPM_LINE("GSM Line In", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
- SND_SOC_DAPM_MIC("Call Mic", NULL),
+ SND_SOC_DAPM_MIC("Handset Mic", NULL),
};
-
static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = {
/* Connections to the GSM Module */
{"GSM Line Out", NULL, "MONO1"},
/* Call Mic */
{"MIC2", NULL, "Mic Bias"},
{"MIC2N", NULL, "Mic Bias"},
- {"Mic Bias", NULL, "Call Mic"},
+ {"Mic Bias", NULL, "Handset Mic"},
/* Connect the ALC pins */
{"ACIN", NULL, "ACOP"},
SOC_DAPM_PIN_SWITCH("GSM Line Out"),
SOC_DAPM_PIN_SWITCH("GSM Line In"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
- SOC_DAPM_PIN_SWITCH("Call Mic"),
+ SOC_DAPM_PIN_SWITCH("Handset Mic"),
};
+/* GTA02 specific routes and controlls */
+
+#ifdef CONFIG_MACH_NEO1973_GTA02
+
+static int gta02_speaker_enabled;
+
+static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ gta02_speaker_enabled = ucontrol->value.integer.value[0];
+
+ gpio_set_value(GTA02_GPIO_HP_IN, !gta02_speaker_enabled);
+
+ return 0;
+}
+
+static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = gta02_speaker_enabled;
+ return 0;
+}
+
+static int lm4853_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_route neo1973_gta02_routes[] = {
+ /* Connections to the amp */
+ {"Stereo Out", NULL, "LOUT1"},
+ {"Stereo Out", NULL, "ROUT1"},
+
+ /* Call Speaker */
+ {"Handset Spk", NULL, "LOUT2"},
+ {"Handset Spk", NULL, "ROUT2"},
+};
+
+static const struct snd_kcontrol_new neo1973_gta02_wm8753_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Handset Spk"),
+ SOC_DAPM_PIN_SWITCH("Stereo Out"),
+
+ SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0,
+ lm4853_get_spk,
+ lm4853_set_spk),
+};
+
+static const struct snd_soc_dapm_widget neo1973_gta02_wm8753_dapm_widgets[] = {
+ SND_SOC_DAPM_SPK("Handset Spk", NULL),
+ SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
+};
+
+static int neo1973_gta02_wm8753_init(struct snd_soc_codec *codec)
+{
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
+ int ret;
+
+ ret = snd_soc_dapm_new_controls(dapm, neo1973_gta02_wm8753_dapm_widgets,
+ ARRAY_SIZE(neo1973_gta02_wm8753_dapm_widgets));
+ if (ret)
+ return ret;
+
+ ret = snd_soc_dapm_add_routes(dapm, neo1973_gta02_routes,
+ ARRAY_SIZE(neo1973_gta02_routes));
+ if (ret)
+ return ret;
+
+ ret = snd_soc_add_controls(codec, neo1973_gta02_wm8753_controls,
+ ARRAY_SIZE(neo1973_gta02_wm8753_controls));
+ if (ret)
+ return ret;
+
+ snd_soc_dapm_disable_pin(dapm, "Stereo Out");
+ snd_soc_dapm_disable_pin(dapm, "Handset Spk");
+ snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
+ snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
+
+ return 0;
+}
+
+#else
+static int neo1973_gta02_wm8753_init(struct snd_soc_code *codec) { return 0; }
+#endif
-/*
- * This is an example machine initialisation for a wm8753 connected to a
- * neo1973 II. It is missing logic to detect hp/mic insertions and logic
- * to re-route the audio in such an event.
- */
static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
- int err;
-
- pr_debug("Entered %s\n", __func__);
+ int ret;
/* set up NC codec pins */
- snd_soc_dapm_nc_pin(dapm, "LOUT2");
- snd_soc_dapm_nc_pin(dapm, "ROUT2");
+ if (machine_is_neo1973_gta01()) {
+ snd_soc_dapm_nc_pin(dapm, "LOUT2");
+ snd_soc_dapm_nc_pin(dapm, "ROUT2");
+ }
snd_soc_dapm_nc_pin(dapm, "OUT3");
snd_soc_dapm_nc_pin(dapm, "OUT4");
snd_soc_dapm_nc_pin(dapm, "LINE1");
snd_soc_dapm_nc_pin(dapm, "LINE2");
/* Add neo1973 specific widgets */
- snd_soc_dapm_new_controls(dapm, wm8753_dapm_widgets,
- ARRAY_SIZE(wm8753_dapm_widgets));
-
- /* set endpoints to default mode */
- snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
- snd_soc_dapm_disable_pin(dapm, "GSM Line In");
- snd_soc_dapm_disable_pin(dapm, "Headset Mic");
- snd_soc_dapm_disable_pin(dapm, "Call Mic");
+ ret = snd_soc_dapm_new_controls(dapm, neo1973_wm8753_dapm_widgets,
+ ARRAY_SIZE(neo1973_wm8753_dapm_widgets));
+ if (ret)
+ return ret;
/* add neo1973 specific controls */
- err = snd_soc_add_controls(codec, neo1973_wm8753_controls,
- ARRAY_SIZE(neo1973_wm8753_controls));
- if (err < 0)
- return err;
+ ret = snd_soc_add_controls(codec, neo1973_wm8753_controls,
+ ARRAY_SIZE(neo1973_wm8753_controls));
+ if (ret)
+ return ret;
/* set up neo1973 specific audio routes */
- err = snd_soc_dapm_add_routes(dapm, neo1973_wm8753_routes,
+ ret = snd_soc_dapm_add_routes(dapm, neo1973_wm8753_routes,
ARRAY_SIZE(neo1973_wm8753_routes));
+ if (ret)
+ return ret;
+
+ /* set endpoints to default off mode */
+ snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
+ snd_soc_dapm_disable_pin(dapm, "GSM Line In");
+ snd_soc_dapm_disable_pin(dapm, "Headset Mic");
+ snd_soc_dapm_disable_pin(dapm, "Handset Mic");
+
+ /* allow audio paths from the GSM modem to run during suspend */
+ snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
+ snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
+ snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
+ snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
+
+ if (machine_is_neo1973_gta02()) {
+ ret = neo1973_gta02_wm8753_init(codec);
+ if (ret)
+ return ret;
+ }
snd_soc_dapm_sync(dapm);
+
return 0;
}
+/* GTA01 specific controlls */
+
+#ifdef CONFIG_MACH_NEO1973_GTA01
+
static const struct snd_soc_dapm_route neo1973_lm4857_routes[] = {
{"Amp IN", NULL, "ROUT1"},
{"Amp IN", NULL, "LOUT1"},
return 0;
}
+#else
+static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm) { return 0; };
+#endif
+
/*
* BT Codec DAI
*/
-static struct snd_soc_dai bt_dai = {
+static struct snd_soc_dai_driver bt_dai = {
.name = "bluetooth-dai",
.playback = {
.channels_min = 1,
},
};
+#ifdef CONFIG_MACH_NEO1973_GTA02
+static const struct gpio neo1973_gta02_gpios[] = {
+ { GTA02_GPIO_HP_IN, GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" },
+ { GTA02_GPIO_AMP_SHUT, GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" },
+};
+#else
+static const struct gpio neo1973_gta02_gpios[] = {};
+#endif
+
static struct snd_soc_card neo1973 = {
.name = "neo1973",
.dai_link = neo1973_dai,
{
int ret;
- pr_debug("Entered %s\n", __func__);
-
- if (!machine_is_neo1973_gta01()) {
- printk(KERN_INFO
- "Only GTA01 hardware supported by ASoC driver\n");
+ if (!machine_is_neo1973_gta01() && !machine_is_neo1973_gta02())
return -ENODEV;
+
+ if (machine_is_neo1973_gta02()) {
+ neo1973.name = "neo1973gta02";
+ neo1973.num_aux_devs = 0;
+
+ ret = gpio_request_array(neo1973_gta02_gpios,
+ ARRAY_SIZE(neo1973_gta02_gpios));
+ if (ret)
+ return ret;
}
neo1973_snd_device = platform_device_alloc("soc-audio", -1);
- if (!neo1973_snd_device)
- return -ENOMEM;
+ if (!neo1973_snd_device) {
+ ret = -ENOMEM;
+ goto err_gpio_free;
+ }
+
+ /* register bluetooth DAI here */
+ ret = snd_soc_register_dai(&neo1973_snd_device->dev, &bt_dai);
+ if (ret)
+ goto err_put_device;
platform_set_drvdata(neo1973_snd_device, &neo1973);
ret = platform_device_add(neo1973_snd_device);
- if (ret) {
- platform_device_put(neo1973_snd_device);
- return ret;
- }
+ if (ret)
+ goto err_unregister_dai;
- if (ret != 0)
- platform_device_unregister(neo1973_snd_device);
+ return 0;
+err_unregister_dai:
+ snd_soc_unregister_dai(&neo1973_snd_device->dev);
+err_put_device:
+ platform_device_put(neo1973_snd_device);
+err_gpio_free:
+ if (machine_is_neo1973_gta02()) {
+ gpio_free_array(neo1973_gta02_gpios,
+ ARRAY_SIZE(neo1973_gta02_gpios));
+ }
return ret;
}
+module_init(neo1973_init);
static void __exit neo1973_exit(void)
{
- pr_debug("Entered %s\n", __func__);
-
+ snd_soc_unregister_dai(&neo1973_snd_device->dev);
platform_device_unregister(neo1973_snd_device);
-}
-module_init(neo1973_init);
+ if (machine_is_neo1973_gta02()) {
+ gpio_free_array(neo1973_gta02_gpios,
+ ARRAY_SIZE(neo1973_gta02_gpios));
+ }
+}
module_exit(neo1973_exit);
/* Module information */
MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
-MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973");
+MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 and Frerunner");
MODULE_LICENSE("GPL");
projects / openwrt / staging / blogic.git / commitdiff