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Diffstat (limited to 'sound/soc/pxa/z2.c')
-rw-r--r--sound/soc/pxa/z2.c218
1 files changed, 0 insertions, 218 deletions
diff --git a/sound/soc/pxa/z2.c b/sound/soc/pxa/z2.c
deleted file mode 100644
index 020dcce1df1f..000000000000
--- a/sound/soc/pxa/z2.c
+++ /dev/null
@@ -1,218 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * linux/sound/soc/pxa/z2.c
- *
- * SoC Audio driver for Aeronix Zipit Z2
- *
- * Copyright (C) 2009 Ken McGuire <kenm@desertweyr.com>
- * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
- */
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/timer.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/gpio/consumer.h>
-
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/jack.h>
-
-#include <asm/mach-types.h>
-#include <linux/platform_data/asoc-pxa.h>
-
-#include "../codecs/wm8750.h"
-#include "pxa2xx-i2s.h"
-
-static struct snd_soc_card snd_soc_z2;
-
-static int z2_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 = 0;
-
- switch (params_rate(params)) {
- case 8000:
- case 16000:
- case 48000:
- case 96000:
- clk = 12288000;
- break;
- case 11025:
- case 22050:
- case 44100:
- clk = 11289600;
- break;
- }
-
- /* 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;
-
- /* set the I2S system clock as input (unused) */
- ret = snd_soc_dai_set_sysclk(cpu_dai, PXA2XX_I2S_SYSCLK, 0,
- SND_SOC_CLOCK_IN);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static struct snd_soc_jack hs_jack;
-
-/* Headset jack detection DAPM pins */
-static struct snd_soc_jack_pin hs_jack_pins[] = {
- {
- .pin = "Mic Jack",
- .mask = SND_JACK_MICROPHONE,
- },
- {
- .pin = "Headphone Jack",
- .mask = SND_JACK_HEADPHONE,
- },
- {
- .pin = "Ext Spk",
- .mask = SND_JACK_HEADPHONE,
- .invert = 1
- },
-};
-
-/* Headset jack detection gpios */
-static struct snd_soc_jack_gpio hs_jack_gpios[] = {
- {
- .name = "hsdet-gpio",
- .report = SND_JACK_HEADSET,
- .debounce_time = 200,
- .invert = 1,
- },
-};
-
-/* z2 machine dapm widgets */
-static const struct snd_soc_dapm_widget wm8750_dapm_widgets[] = {
- SND_SOC_DAPM_HP("Headphone Jack", NULL),
- SND_SOC_DAPM_MIC("Mic Jack", NULL),
- SND_SOC_DAPM_SPK("Ext Spk", NULL),
-
- /* headset is a mic and mono headphone */
- SND_SOC_DAPM_HP("Headset Jack", NULL),
-};
-
-/* Z2 machine audio_map */
-static const struct snd_soc_dapm_route z2_audio_map[] = {
-
- /* headphone connected to LOUT1, ROUT1 */
- {"Headphone Jack", NULL, "LOUT1"},
- {"Headphone Jack", NULL, "ROUT1"},
-
- /* ext speaker connected to LOUT2, ROUT2 */
- {"Ext Spk", NULL, "ROUT2"},
- {"Ext Spk", NULL, "LOUT2"},
-
- /* mic is connected to R input 2 - with bias */
- {"RINPUT2", NULL, "Mic Bias"},
- {"Mic Bias", NULL, "Mic Jack"},
-};
-
-/*
- * Logic for a wm8750 as connected on a Z2 Device
- */
-static int z2_wm8750_init(struct snd_soc_pcm_runtime *rtd)
-{
- int ret;
-
- /* Jack detection API stuff */
- ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
- SND_JACK_HEADSET, &hs_jack,
- hs_jack_pins,
- ARRAY_SIZE(hs_jack_pins));
- if (ret)
- goto err;
-
- ret = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
- hs_jack_gpios);
- if (ret)
- goto err;
-
- return 0;
-
-err:
- return ret;
-}
-
-static const struct snd_soc_ops z2_ops = {
- .hw_params = z2_hw_params,
-};
-
-/* z2 digital audio interface glue - connects codec <--> CPU */
-SND_SOC_DAILINK_DEFS(wm8750,
- DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-i2s")),
- DAILINK_COMP_ARRAY(COMP_CODEC("wm8750.0-001b", "wm8750-hifi")),
- DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));
-
-static struct snd_soc_dai_link z2_dai = {
- .name = "wm8750",
- .stream_name = "WM8750",
- .init = z2_wm8750_init,
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBS_CFS,
- .ops = &z2_ops,
- SND_SOC_DAILINK_REG(wm8750),
-};
-
-/* z2 audio machine driver */
-static struct snd_soc_card snd_soc_z2 = {
- .name = "Z2",
- .owner = THIS_MODULE,
- .dai_link = &z2_dai,
- .num_links = 1,
-
- .dapm_widgets = wm8750_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(wm8750_dapm_widgets),
- .dapm_routes = z2_audio_map,
- .num_dapm_routes = ARRAY_SIZE(z2_audio_map),
- .fully_routed = true,
-};
-
-static struct platform_device *z2_snd_device;
-
-static int __init z2_init(void)
-{
- int ret;
-
- if (!machine_is_zipit2())
- return -ENODEV;
-
- z2_snd_device = platform_device_alloc("soc-audio", -1);
- if (!z2_snd_device)
- return -ENOMEM;
-
- hs_jack_gpios[0].gpiod_dev = &z2_snd_device->dev;
- platform_set_drvdata(z2_snd_device, &snd_soc_z2);
- ret = platform_device_add(z2_snd_device);
-
- if (ret)
- platform_device_put(z2_snd_device);
-
- return ret;
-}
-
-static void __exit z2_exit(void)
-{
- platform_device_unregister(z2_snd_device);
-}
-
-module_init(z2_init);
-module_exit(z2_exit);
-
-MODULE_AUTHOR("Ken McGuire <kenm@desertweyr.com>, "
- "Marek Vasut <marek.vasut@gmail.com>");
-MODULE_DESCRIPTION("ALSA SoC ZipitZ2");
-MODULE_LICENSE("GPL");