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Diffstat (limited to 'sound/soc/samsung/smartq_wm8987.c')
-rw-r--r--sound/soc/samsung/smartq_wm8987.c224
1 files changed, 0 insertions, 224 deletions
diff --git a/sound/soc/samsung/smartq_wm8987.c b/sound/soc/samsung/smartq_wm8987.c
deleted file mode 100644
index 29bf917242fe..000000000000
--- a/sound/soc/samsung/smartq_wm8987.c
+++ /dev/null
@@ -1,224 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-//
-// Copyright 2010 Maurus Cuelenaere <mcuelenaere@gmail.com>
-//
-// Based on smdk6410_wm8987.c
-// Copyright 2007 Wolfson Microelectronics PLC. - linux@wolfsonmicro.com
-// Graeme Gregory - graeme.gregory@wolfsonmicro.com
-
-#include <linux/gpio/consumer.h>
-#include <linux/module.h>
-
-#include <sound/soc.h>
-#include <sound/jack.h>
-
-#include "i2s.h"
-#include "../codecs/wm8750.h"
-
-/*
- * WM8987 is register compatible with WM8750, so using that as base driver.
- */
-
-static struct snd_soc_card snd_soc_smartq;
-
-static int smartq_hifi_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 clk = 0;
- int ret;
-
- switch (params_rate(params)) {
- case 8000:
- case 16000:
- case 32000:
- case 48000:
- case 96000:
- clk = 12288000;
- break;
- case 11025:
- case 22050:
- case 44100:
- case 88200:
- clk = 11289600;
- break;
- }
-
- /* Use PCLK for I2S signal generation */
- ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_0,
- 0, SND_SOC_CLOCK_IN);
- if (ret < 0)
- return ret;
-
- /* Gate the RCLK output on PAD */
- ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
- 0, SND_SOC_CLOCK_IN);
- if (ret < 0)
- return ret;
-
- /* set the codec system clock for DAC and ADC */
- ret = snd_soc_dai_set_sysclk(codec_dai, WM8750_SYSCLK, clk,
- SND_SOC_CLOCK_IN);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-/*
- * SmartQ WM8987 HiFi DAI operations.
- */
-static const struct snd_soc_ops smartq_hifi_ops = {
- .hw_params = smartq_hifi_hw_params,
-};
-
-static struct snd_soc_jack smartq_jack;
-
-static struct snd_soc_jack_pin smartq_jack_pins[] = {
- /* Disable speaker when headphone is plugged in */
- {
- .pin = "Internal Speaker",
- .mask = SND_JACK_HEADPHONE,
- },
-};
-
-static struct snd_soc_jack_gpio smartq_jack_gpios[] = {
- {
- .gpio = -1,
- .name = "headphone detect",
- .report = SND_JACK_HEADPHONE,
- .debounce_time = 200,
- },
-};
-
-static const struct snd_kcontrol_new wm8987_smartq_controls[] = {
- SOC_DAPM_PIN_SWITCH("Internal Speaker"),
- SOC_DAPM_PIN_SWITCH("Headphone Jack"),
- SOC_DAPM_PIN_SWITCH("Internal Mic"),
-};
-
-static int smartq_speaker_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *k,
- int event)
-{
- struct gpio_desc *gpio = snd_soc_card_get_drvdata(&snd_soc_smartq);
-
- gpiod_set_value(gpio, SND_SOC_DAPM_EVENT_OFF(event));
-
- return 0;
-}
-
-static const struct snd_soc_dapm_widget wm8987_dapm_widgets[] = {
- SND_SOC_DAPM_SPK("Internal Speaker", smartq_speaker_event),
- SND_SOC_DAPM_HP("Headphone Jack", NULL),
- SND_SOC_DAPM_MIC("Internal Mic", NULL),
-};
-
-static const struct snd_soc_dapm_route audio_map[] = {
- {"Headphone Jack", NULL, "LOUT2"},
- {"Headphone Jack", NULL, "ROUT2"},
-
- {"Internal Speaker", NULL, "LOUT2"},
- {"Internal Speaker", NULL, "ROUT2"},
-
- {"Mic Bias", NULL, "Internal Mic"},
- {"LINPUT2", NULL, "Mic Bias"},
-};
-
-static int smartq_wm8987_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_dapm_context *dapm = &rtd->card->dapm;
- int err = 0;
-
- /* set endpoints to not connected */
- snd_soc_dapm_nc_pin(dapm, "LINPUT1");
- snd_soc_dapm_nc_pin(dapm, "RINPUT1");
- snd_soc_dapm_nc_pin(dapm, "OUT3");
- snd_soc_dapm_nc_pin(dapm, "ROUT1");
-
- /* Headphone jack detection */
- err = snd_soc_card_jack_new_pins(rtd->card, "Headphone Jack",
- SND_JACK_HEADPHONE, &smartq_jack,
- smartq_jack_pins,
- ARRAY_SIZE(smartq_jack_pins));
- if (err)
- return err;
-
- err = snd_soc_jack_add_gpios(&smartq_jack,
- ARRAY_SIZE(smartq_jack_gpios),
- smartq_jack_gpios);
-
- return err;
-}
-
-SND_SOC_DAILINK_DEFS(wm8987,
- DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s.0")),
- DAILINK_COMP_ARRAY(COMP_CODEC("wm8750.0-0x1a", "wm8750-hifi")),
- DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s.0")));
-
-static struct snd_soc_dai_link smartq_dai[] = {
- {
- .name = "wm8987",
- .stream_name = "SmartQ Hi-Fi",
- .init = smartq_wm8987_init,
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBS_CFS,
- .ops = &smartq_hifi_ops,
- SND_SOC_DAILINK_REG(wm8987),
- },
-};
-
-static struct snd_soc_card snd_soc_smartq = {
- .name = "SmartQ",
- .owner = THIS_MODULE,
- .dai_link = smartq_dai,
- .num_links = ARRAY_SIZE(smartq_dai),
-
- .dapm_widgets = wm8987_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(wm8987_dapm_widgets),
- .dapm_routes = audio_map,
- .num_dapm_routes = ARRAY_SIZE(audio_map),
- .controls = wm8987_smartq_controls,
- .num_controls = ARRAY_SIZE(wm8987_smartq_controls),
-};
-
-static int smartq_probe(struct platform_device *pdev)
-{
- struct gpio_desc *gpio;
- int ret;
-
- platform_set_drvdata(pdev, &snd_soc_smartq);
-
- /* Initialise GPIOs used by amplifiers */
- gpio = devm_gpiod_get(&pdev->dev, "amplifiers shutdown",
- GPIOD_OUT_HIGH);
- if (IS_ERR(gpio)) {
- dev_err(&pdev->dev, "Failed to register GPK12\n");
- ret = PTR_ERR(gpio);
- goto out;
- }
- snd_soc_card_set_drvdata(&snd_soc_smartq, gpio);
-
- ret = devm_snd_soc_register_card(&pdev->dev, &snd_soc_smartq);
- if (ret)
- dev_err(&pdev->dev, "Failed to register card\n");
-
-out:
- return ret;
-}
-
-static struct platform_driver smartq_driver = {
- .driver = {
- .name = "smartq-audio",
- },
- .probe = smartq_probe,
-};
-
-module_platform_driver(smartq_driver);
-
-/* Module information */
-MODULE_AUTHOR("Maurus Cuelenaere <mcuelenaere@gmail.com>");
-MODULE_DESCRIPTION("ALSA SoC SmartQ WM8987");
-MODULE_LICENSE("GPL");