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Diffstat (limited to 'sound/soc/pxa/magician.c')
| -rw-r--r-- | sound/soc/pxa/magician.c | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/sound/soc/pxa/magician.c b/sound/soc/pxa/magician.c deleted file mode 100644 index b791a2ba5ce5..000000000000 --- a/sound/soc/pxa/magician.c +++ /dev/null @@ -1,366 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * SoC audio for HTC Magician - * - * Copyright (c) 2006 Philipp Zabel <philipp.zabel@gmail.com> - * - * based on spitz.c, - * Authors: Liam Girdwood <lrg@slimlogic.co.uk> - * Richard Purdie <richard@openedhand.com> - */ - -#include <linux/module.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/gpio/consumer.h> -#include <linux/i2c.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> - -#include <asm/mach-types.h> -#include "../codecs/uda1380.h" -#include "pxa2xx-i2s.h" -#include "pxa-ssp.h" - -#define MAGICIAN_MIC 0 -#define MAGICIAN_MIC_EXT 1 - -static int magician_hp_switch; -static int magician_spk_switch = 1; -static int magician_in_sel = MAGICIAN_MIC; - -static struct gpio_desc *gpiod_spk_power, *gpiod_ep_power, *gpiod_mic_power; -static struct gpio_desc *gpiod_in_sel0, *gpiod_in_sel1; - -static void magician_ext_control(struct snd_soc_dapm_context *dapm) -{ - - snd_soc_dapm_mutex_lock(dapm); - - if (magician_spk_switch) - snd_soc_dapm_enable_pin_unlocked(dapm, "Speaker"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "Speaker"); - if (magician_hp_switch) - snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone Jack"); - else - snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone Jack"); - - switch (magician_in_sel) { - case MAGICIAN_MIC: - snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Mic"); - snd_soc_dapm_enable_pin_unlocked(dapm, "Call Mic"); - break; - case MAGICIAN_MIC_EXT: - snd_soc_dapm_disable_pin_unlocked(dapm, "Call Mic"); - snd_soc_dapm_enable_pin_unlocked(dapm, "Headset Mic"); - break; - } - - snd_soc_dapm_sync_unlocked(dapm); - - snd_soc_dapm_mutex_unlock(dapm); -} - -static int magician_startup(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); - - /* check the jack status at stream startup */ - magician_ext_control(&rtd->card->dapm); - - return 0; -} - -/* - * Magician uses SSP port for playback. - */ -static int magician_playback_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); - struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); - struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - unsigned int width; - int ret = 0; - - /* set codec DAI configuration */ - ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_MSB | - SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_BC_FC); - if (ret < 0) - return ret; - - /* set cpu DAI configuration */ - ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_DSP_A | - SND_SOC_DAIFMT_NB_IF | SND_SOC_DAIFMT_BP_FP); - if (ret < 0) - return ret; - - width = snd_pcm_format_physical_width(params_format(params)); - ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 0, 1, width); - if (ret < 0) - return ret; - - /* set audio clock as clock source */ - ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_AUDIO, 0, - SND_SOC_CLOCK_OUT); - if (ret < 0) - return ret; - - return 0; -} - -/* - * Magician uses I2S for capture. - */ -static int magician_capture_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); - struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); - struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int ret = 0; - - /* set codec DAI configuration */ - ret = snd_soc_dai_set_fmt(codec_dai, - SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF | - SND_SOC_DAIFMT_BC_FC); - if (ret < 0) - return ret; - - /* set cpu DAI configuration */ - ret = snd_soc_dai_set_fmt(cpu_dai, - SND_SOC_DAIFMT_MSB | SND_SOC_DAIFMT_NB_NF | - SND_SOC_DAIFMT_BP_FP); - if (ret < 0) - return ret; - - /* set the I2S system clock as output */ - ret = snd_soc_dai_set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0, - SND_SOC_CLOCK_OUT); - if (ret < 0) - return ret; - - return 0; -} - -static const struct snd_soc_ops magician_capture_ops = { - .startup = magician_startup, - .hw_params = magician_capture_hw_params, -}; - -static const struct snd_soc_ops magician_playback_ops = { - .startup = magician_startup, - .hw_params = magician_playback_hw_params, -}; - -static int magician_get_hp(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = magician_hp_switch; - return 0; -} - -static int magician_set_hp(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (magician_hp_switch == ucontrol->value.integer.value[0]) - return 0; - - magician_hp_switch = ucontrol->value.integer.value[0]; - magician_ext_control(&card->dapm); - return 1; -} - -static int magician_get_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = magician_spk_switch; - return 0; -} - -static int magician_set_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_card *card = snd_kcontrol_chip(kcontrol); - - if (magician_spk_switch == ucontrol->value.integer.value[0]) - return 0; - - magician_spk_switch = ucontrol->value.integer.value[0]; - magician_ext_control(&card->dapm); - return 1; -} - -static int magician_get_input(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.enumerated.item[0] = magician_in_sel; - return 0; -} - -static int magician_set_input(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - if (magician_in_sel == ucontrol->value.enumerated.item[0]) - return 0; - - magician_in_sel = ucontrol->value.enumerated.item[0]; - - switch (magician_in_sel) { - case MAGICIAN_MIC: - gpiod_set_value(gpiod_in_sel1, 1); - break; - case MAGICIAN_MIC_EXT: - gpiod_set_value(gpiod_in_sel1, 0); - } - - return 1; -} - -static int magician_spk_power(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *k, int event) -{ - gpiod_set_value(gpiod_spk_power, SND_SOC_DAPM_EVENT_ON(event)); - return 0; -} - -static int magician_hp_power(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *k, int event) -{ - gpiod_set_value(gpiod_ep_power, SND_SOC_DAPM_EVENT_ON(event)); - return 0; -} - -static int magician_mic_bias(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *k, int event) -{ - gpiod_set_value(gpiod_mic_power, SND_SOC_DAPM_EVENT_ON(event)); - return 0; -} - -/* magician machine dapm widgets */ -static const struct snd_soc_dapm_widget uda1380_dapm_widgets[] = { - SND_SOC_DAPM_HP("Headphone Jack", magician_hp_power), - SND_SOC_DAPM_SPK("Speaker", magician_spk_power), - SND_SOC_DAPM_MIC("Call Mic", magician_mic_bias), - SND_SOC_DAPM_MIC("Headset Mic", magician_mic_bias), -}; - -/* magician machine audio_map */ -static const struct snd_soc_dapm_route audio_map[] = { - - /* Headphone connected to VOUTL, VOUTR */ - {"Headphone Jack", NULL, "VOUTL"}, - {"Headphone Jack", NULL, "VOUTR"}, - - /* Speaker connected to VOUTL, VOUTR */ - {"Speaker", NULL, "VOUTL"}, - {"Speaker", NULL, "VOUTR"}, - - /* Mics are connected to VINM */ - {"VINM", NULL, "Headset Mic"}, - {"VINM", NULL, "Call Mic"}, -}; - -static const char * const input_select[] = {"Call Mic", "Headset Mic"}; -static const struct soc_enum magician_in_sel_enum = - SOC_ENUM_SINGLE_EXT(2, input_select); - -static const struct snd_kcontrol_new uda1380_magician_controls[] = { - SOC_SINGLE_BOOL_EXT("Headphone Switch", - (unsigned long)&magician_hp_switch, - magician_get_hp, magician_set_hp), - SOC_SINGLE_BOOL_EXT("Speaker Switch", - (unsigned long)&magician_spk_switch, - magician_get_spk, magician_set_spk), - SOC_ENUM_EXT("Input Select", magician_in_sel_enum, - magician_get_input, magician_set_input), -}; - -/* magician digital audio interface glue - connects codec <--> CPU */ -SND_SOC_DAILINK_DEFS(playback, - DAILINK_COMP_ARRAY(COMP_CPU("pxa-ssp-dai.0")), - DAILINK_COMP_ARRAY(COMP_CODEC("uda1380-codec.0-0018", - "uda1380-hifi-playback")), - DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); - -SND_SOC_DAILINK_DEFS(capture, - DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-i2s")), - DAILINK_COMP_ARRAY(COMP_CODEC("uda1380-codec.0-0018", - "uda1380-hifi-capture")), - DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio"))); - -static struct snd_soc_dai_link magician_dai[] = { -{ - .name = "uda1380", - .stream_name = "UDA1380 Playback", - .ops = &magician_playback_ops, - SND_SOC_DAILINK_REG(playback), -}, -{ - .name = "uda1380", - .stream_name = "UDA1380 Capture", - .ops = &magician_capture_ops, - SND_SOC_DAILINK_REG(capture), -} -}; - -/* magician audio machine driver */ -static struct snd_soc_card snd_soc_card_magician = { - .name = "Magician", - .owner = THIS_MODULE, - .dai_link = magician_dai, - .num_links = ARRAY_SIZE(magician_dai), - - .controls = uda1380_magician_controls, - .num_controls = ARRAY_SIZE(uda1380_magician_controls), - .dapm_widgets = uda1380_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(uda1380_dapm_widgets), - .dapm_routes = audio_map, - .num_dapm_routes = ARRAY_SIZE(audio_map), - .fully_routed = true, -}; - -static int magician_audio_probe(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - - gpiod_spk_power = devm_gpiod_get(dev, "SPK_POWER", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_spk_power)) - return PTR_ERR(gpiod_spk_power); - gpiod_ep_power = devm_gpiod_get(dev, "EP_POWER", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_ep_power)) - return PTR_ERR(gpiod_ep_power); - gpiod_mic_power = devm_gpiod_get(dev, "MIC_POWER", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_mic_power)) - return PTR_ERR(gpiod_mic_power); - gpiod_in_sel0 = devm_gpiod_get(dev, "IN_SEL0", GPIOD_OUT_HIGH); - if (IS_ERR(gpiod_in_sel0)) - return PTR_ERR(gpiod_in_sel0); - gpiod_in_sel1 = devm_gpiod_get(dev, "IN_SEL1", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_in_sel1)) - return PTR_ERR(gpiod_in_sel1); - - snd_soc_card_magician.dev = &pdev->dev; - return devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_magician); -} - -static struct platform_driver magician_audio_driver = { - .driver.name = "magician-audio", - .driver.pm = &snd_soc_pm_ops, - .probe = magician_audio_probe, -}; -module_platform_driver(magician_audio_driver); - -MODULE_AUTHOR("Philipp Zabel"); -MODULE_DESCRIPTION("ALSA SoC Magician"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:magician-audio"); |