diff options
Diffstat (limited to 'sound/soc/pxa/corgi.c')
| -rw-r--r-- | sound/soc/pxa/corgi.c | 224 |
1 files changed, 94 insertions, 130 deletions
diff --git a/sound/soc/pxa/corgi.c b/sound/soc/pxa/corgi.c index c0294464a23..5a88136aa80 100644 --- a/sound/soc/pxa/corgi.c +++ b/sound/soc/pxa/corgi.c @@ -4,7 +4,7 @@ * Copyright 2005 Wolfson Microelectronics PLC. * Copyright 2005 Openedhand Ltd. * - * Authors: Liam Girdwood <liam.girdwood@wolfsonmicro.com> + * Authors: Liam Girdwood <lrg@slimlogic.co.uk> * Richard Purdie <richard@openedhand.com> * * This program is free software; you can redistribute it and/or modify it @@ -16,22 +16,19 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/timer.h> +#include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/platform_device.h> +#include <linux/gpio.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/soc.h> -#include <sound/soc-dapm.h> #include <asm/mach-types.h> -#include <asm/hardware/scoop.h> -#include <asm/arch/pxa-regs.h> -#include <asm/arch/hardware.h> -#include <asm/arch/corgi.h> -#include <asm/arch/audio.h> +#include <mach/corgi.h> +#include <mach/audio.h> #include "../codecs/wm8731.h" -#include "pxa2xx-pcm.h" #include "pxa2xx-i2s.h" #define CORGI_HP 0 @@ -48,83 +45,83 @@ static int corgi_jack_func; static int corgi_spk_func; -static void corgi_ext_control(struct snd_soc_codec *codec) +static void corgi_ext_control(struct snd_soc_dapm_context *dapm) { + snd_soc_dapm_mutex_lock(dapm); + /* set up jack connection */ switch (corgi_jack_func) { case CORGI_HP: /* set = unmute headphone */ - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_L); - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_R); - snd_soc_dapm_disable_pin(codec, "Mic Jack"); - snd_soc_dapm_disable_pin(codec, "Line Jack"); - snd_soc_dapm_enable_pin(codec, "Headphone Jack"); - snd_soc_dapm_disable_pin(codec, "Headset Jack"); + gpio_set_value(CORGI_GPIO_MUTE_L, 1); + gpio_set_value(CORGI_GPIO_MUTE_R, 1); + snd_soc_dapm_disable_pin_unlocked(dapm, "Mic Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Line Jack"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); break; case CORGI_MIC: /* reset = mute headphone */ - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_L); - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_R); - snd_soc_dapm_enable_pin(codec, "Mic Jack"); - snd_soc_dapm_disable_pin(codec, "Line Jack"); - snd_soc_dapm_disable_pin(codec, "Headphone Jack"); - snd_soc_dapm_disable_pin(codec, "Headset Jack"); + gpio_set_value(CORGI_GPIO_MUTE_L, 0); + gpio_set_value(CORGI_GPIO_MUTE_R, 0); + snd_soc_dapm_enable_pin_unlocked(dapm, "Mic Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Line Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); break; case CORGI_LINE: - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_L); - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_R); - snd_soc_dapm_disable_pin(codec, "Mic Jack"); - snd_soc_dapm_enable_pin(codec, "Line Jack"); - snd_soc_dapm_disable_pin(codec, "Headphone Jack"); - snd_soc_dapm_disable_pin(codec, "Headset Jack"); + gpio_set_value(CORGI_GPIO_MUTE_L, 0); + gpio_set_value(CORGI_GPIO_MUTE_R, 0); + snd_soc_dapm_disable_pin_unlocked(dapm, "Mic Jack"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Line Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Jack"); break; case CORGI_HEADSET: - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_L); - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_R); - snd_soc_dapm_enable_pin(codec, "Mic Jack"); - snd_soc_dapm_disable_pin(codec, "Line Jack"); - snd_soc_dapm_disable_pin(codec, "Headphone Jack"); - snd_soc_dapm_enable_pin(codec, "Headset Jack"); + gpio_set_value(CORGI_GPIO_MUTE_L, 0); + gpio_set_value(CORGI_GPIO_MUTE_R, 1); + snd_soc_dapm_enable_pin_unlocked(dapm, "Mic Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Line Jack"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Headset Jack"); break; } if (corgi_spk_func == CORGI_SPK_ON) - snd_soc_dapm_enable_pin(codec, "Ext Spk"); + snd_soc_dapm_enable_pin_unlocked(dapm, "Ext Spk"); else - snd_soc_dapm_disable_pin(codec, "Ext Spk"); + snd_soc_dapm_disable_pin_unlocked(dapm, "Ext Spk"); /* signal a DAPM event */ - snd_soc_dapm_sync(codec); + snd_soc_dapm_sync_unlocked(dapm); + + snd_soc_dapm_mutex_unlock(dapm); } static int corgi_startup(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->socdev->codec; /* check the jack status at stream startup */ - corgi_ext_control(codec); + corgi_ext_control(&rtd->card->dapm); + return 0; } /* we need to unmute the HP at shutdown as the mute burns power on corgi */ -static int corgi_shutdown(struct snd_pcm_substream *substream) +static void corgi_shutdown(struct snd_pcm_substream *substream) { - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->socdev->codec; - /* set = unmute headphone */ - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_L); - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MUTE_R); - return 0; + gpio_set_value(CORGI_GPIO_MUTE_L, 1); + gpio_set_value(CORGI_GPIO_MUTE_R, 1); } static int corgi_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; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct snd_soc_dai *cpu_dai = rtd->cpu_dai; unsigned int clk = 0; int ret = 0; @@ -142,20 +139,8 @@ static int corgi_hw_params(struct snd_pcm_substream *substream, 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_CBS_CFS); - 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_CBS_CFS); - if (ret < 0) - return ret; - /* set the codec system clock for DAC and ADC */ - ret = snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK, clk, + ret = snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL, clk, SND_SOC_CLOCK_IN); if (ret < 0) return ret; @@ -185,13 +170,13 @@ static int corgi_get_jack(struct snd_kcontrol *kcontrol, static int corgi_set_jack(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); if (corgi_jack_func == ucontrol->value.integer.value[0]) return 0; corgi_jack_func = ucontrol->value.integer.value[0]; - corgi_ext_control(codec); + corgi_ext_control(&card->dapm); return 1; } @@ -205,35 +190,27 @@ static int corgi_get_spk(struct snd_kcontrol *kcontrol, static int corgi_set_spk(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); if (corgi_spk_func == ucontrol->value.integer.value[0]) return 0; corgi_spk_func = ucontrol->value.integer.value[0]; - corgi_ext_control(codec); + corgi_ext_control(&card->dapm); return 1; } static int corgi_amp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { - if (SND_SOC_DAPM_EVENT_ON(event)) - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_APM_ON); - else - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_APM_ON); - + gpio_set_value(CORGI_GPIO_APM_ON, SND_SOC_DAPM_EVENT_ON(event)); return 0; } static int corgi_mic_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { - if (SND_SOC_DAPM_EVENT_ON(event)) - set_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MIC_BIAS); - else - reset_scoop_gpio(&corgiscoop_device.dev, CORGI_SCP_MIC_BIAS); - + gpio_set_value(CORGI_GPIO_MIC_BIAS, SND_SOC_DAPM_EVENT_ON(event)); return 0; } @@ -247,7 +224,7 @@ SND_SOC_DAPM_HP("Headset Jack", NULL), }; /* Corgi machine audio map (connections to the codec pins) */ -static const struct snd_soc_dapm_route audio_map[] = { +static const struct snd_soc_dapm_route corgi_audio_map[] = { /* headset Jack - in = micin, out = LHPOUT*/ {"Headset Jack", NULL, "LHPOUT"}, @@ -285,29 +262,14 @@ static const struct snd_kcontrol_new wm8731_corgi_controls[] = { /* * Logic for a wm8731 as connected on a Sharp SL-C7x0 Device */ -static int corgi_wm8731_init(struct snd_soc_codec *codec) +static int corgi_wm8731_init(struct snd_soc_pcm_runtime *rtd) { - int i, err; + struct snd_soc_codec *codec = rtd->codec; + struct snd_soc_dapm_context *dapm = &codec->dapm; - snd_soc_dapm_disable_pin(codec, "LLINEIN"); - snd_soc_dapm_disable_pin(codec, "RLINEIN"); + snd_soc_dapm_nc_pin(dapm, "LLINEIN"); + snd_soc_dapm_nc_pin(dapm, "RLINEIN"); - /* Add corgi specific controls */ - for (i = 0; i < ARRAY_SIZE(wm8731_corgi_controls); i++) { - err = snd_ctl_add(codec->card, - snd_soc_cnew(&wm8731_corgi_controls[i], codec, NULL)); - if (err < 0) - return err; - } - - /* Add corgi specific widgets */ - snd_soc_dapm_new_controls(codec, wm8731_dapm_widgets, - ARRAY_SIZE(wm8731_dapm_widgets)); - - /* Set up corgi specific audio path audio_map */ - snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); - - snd_soc_dapm_sync(codec); return 0; } @@ -315,65 +277,67 @@ static int corgi_wm8731_init(struct snd_soc_codec *codec) static struct snd_soc_dai_link corgi_dai = { .name = "WM8731", .stream_name = "WM8731", - .cpu_dai = &pxa_i2s_dai, - .codec_dai = &wm8731_dai, + .cpu_dai_name = "pxa2xx-i2s", + .codec_dai_name = "wm8731-hifi", + .platform_name = "pxa-pcm-audio", + .codec_name = "wm8731.0-001b", .init = corgi_wm8731_init, + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | + SND_SOC_DAIFMT_CBS_CFS, .ops = &corgi_ops, }; /* corgi audio machine driver */ -static struct snd_soc_machine snd_soc_machine_corgi = { +static struct snd_soc_card corgi = { .name = "Corgi", + .owner = THIS_MODULE, .dai_link = &corgi_dai, .num_links = 1, -}; - -/* corgi audio private data */ -static struct wm8731_setup_data corgi_wm8731_setup = { - .i2c_address = 0x1b, -}; -/* corgi audio subsystem */ -static struct snd_soc_device corgi_snd_devdata = { - .machine = &snd_soc_machine_corgi, - .platform = &pxa2xx_soc_platform, - .codec_dev = &soc_codec_dev_wm8731, - .codec_data = &corgi_wm8731_setup, + .controls = wm8731_corgi_controls, + .num_controls = ARRAY_SIZE(wm8731_corgi_controls), + .dapm_widgets = wm8731_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm8731_dapm_widgets), + .dapm_routes = corgi_audio_map, + .num_dapm_routes = ARRAY_SIZE(corgi_audio_map), }; -static struct platform_device *corgi_snd_device; - -static int __init corgi_init(void) +static int corgi_probe(struct platform_device *pdev) { + struct snd_soc_card *card = &corgi; int ret; - if (!(machine_is_corgi() || machine_is_shepherd() || - machine_is_husky())) - return -ENODEV; - - corgi_snd_device = platform_device_alloc("soc-audio", -1); - if (!corgi_snd_device) - return -ENOMEM; - - platform_set_drvdata(corgi_snd_device, &corgi_snd_devdata); - corgi_snd_devdata.dev = &corgi_snd_device->dev; - ret = platform_device_add(corgi_snd_device); + card->dev = &pdev->dev; + ret = snd_soc_register_card(card); if (ret) - platform_device_put(corgi_snd_device); - + dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", + ret); return ret; } -static void __exit corgi_exit(void) +static int corgi_remove(struct platform_device *pdev) { - platform_device_unregister(corgi_snd_device); + struct snd_soc_card *card = platform_get_drvdata(pdev); + + snd_soc_unregister_card(card); + return 0; } -module_init(corgi_init); -module_exit(corgi_exit); +static struct platform_driver corgi_driver = { + .driver = { + .name = "corgi-audio", + .owner = THIS_MODULE, + .pm = &snd_soc_pm_ops, + }, + .probe = corgi_probe, + .remove = corgi_remove, +}; + +module_platform_driver(corgi_driver); /* Module information */ MODULE_AUTHOR("Richard Purdie"); MODULE_DESCRIPTION("ALSA SoC Corgi"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:corgi-audio"); |
