cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ttc-dkb.c (4027B)

      1// SPDX-License-Identifier: GPL-2.0-or-later
      2/*
      3 * linux/sound/soc/pxa/ttc_dkb.c
      4 *
      5 * Copyright (C) 2012 Marvell International Ltd.
      6 */
      7#include <linux/module.h>
      8#include <linux/moduleparam.h>
      9#include <sound/core.h>
     10#include <sound/pcm.h>
     11#include <sound/soc.h>
     12#include <sound/jack.h>
     13#include <asm/mach-types.h>
     14#include <sound/pcm_params.h>
     15#include "../codecs/88pm860x-codec.h"
     16
     17static struct snd_soc_jack hs_jack, mic_jack;
     18
     19static struct snd_soc_jack_pin hs_jack_pins[] = {
     20	{ .pin = "Headset Stereophone",	.mask = SND_JACK_HEADPHONE, },
     21};
     22
     23static struct snd_soc_jack_pin mic_jack_pins[] = {
     24	{ .pin = "Headset Mic 2",	.mask = SND_JACK_MICROPHONE, },
     25};
     26
     27/* ttc machine dapm widgets */
     28static const struct snd_soc_dapm_widget ttc_dapm_widgets[] = {
     29	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
     30	SND_SOC_DAPM_LINE("Lineout Out 1", NULL),
     31	SND_SOC_DAPM_LINE("Lineout Out 2", NULL),
     32	SND_SOC_DAPM_SPK("Ext Speaker", NULL),
     33	SND_SOC_DAPM_MIC("Ext Mic 1", NULL),
     34	SND_SOC_DAPM_MIC("Headset Mic 2", NULL),
     35	SND_SOC_DAPM_MIC("Ext Mic 3", NULL),
     36};
     37
     38/* ttc machine audio map */
     39static const struct snd_soc_dapm_route ttc_audio_map[] = {
     40	{"Headset Stereophone", NULL, "HS1"},
     41	{"Headset Stereophone", NULL, "HS2"},
     42
     43	{"Ext Speaker", NULL, "LSP"},
     44	{"Ext Speaker", NULL, "LSN"},
     45
     46	{"Lineout Out 1", NULL, "LINEOUT1"},
     47	{"Lineout Out 2", NULL, "LINEOUT2"},
     48
     49	{"MIC1P", NULL, "Mic1 Bias"},
     50	{"MIC1N", NULL, "Mic1 Bias"},
     51	{"Mic1 Bias", NULL, "Ext Mic 1"},
     52
     53	{"MIC2P", NULL, "Mic1 Bias"},
     54	{"MIC2N", NULL, "Mic1 Bias"},
     55	{"Mic1 Bias", NULL, "Headset Mic 2"},
     56
     57	{"MIC3P", NULL, "Mic3 Bias"},
     58	{"MIC3N", NULL, "Mic3 Bias"},
     59	{"Mic3 Bias", NULL, "Ext Mic 3"},
     60};
     61
     62static int ttc_pm860x_init(struct snd_soc_pcm_runtime *rtd)
     63{
     64	struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
     65
     66	/* Headset jack detection */
     67	snd_soc_card_jack_new_pins(rtd->card, "Headphone Jack",
     68				   SND_JACK_HEADPHONE | SND_JACK_BTN_0 |
     69				   SND_JACK_BTN_1 | SND_JACK_BTN_2,
     70				   &hs_jack,
     71				   hs_jack_pins, ARRAY_SIZE(hs_jack_pins));
     72	snd_soc_card_jack_new_pins(rtd->card, "Microphone Jack",
     73				   SND_JACK_MICROPHONE, &mic_jack,
     74				   mic_jack_pins, ARRAY_SIZE(mic_jack_pins));
     75
     76	/* headphone, microphone detection & headset short detection */
     77	pm860x_hs_jack_detect(component, &hs_jack, SND_JACK_HEADPHONE,
     78			      SND_JACK_BTN_0, SND_JACK_BTN_1, SND_JACK_BTN_2);
     79	pm860x_mic_jack_detect(component, &hs_jack, SND_JACK_MICROPHONE);
     80
     81	return 0;
     82}
     83
     84/* ttc/td-dkb digital audio interface glue - connects codec <--> CPU */
     85SND_SOC_DAILINK_DEFS(i2s,
     86	DAILINK_COMP_ARRAY(COMP_CPU("pxa-ssp-dai.1")),
     87	DAILINK_COMP_ARRAY(COMP_CODEC("88pm860x-codec", "88pm860x-i2s")),
     88	DAILINK_COMP_ARRAY(COMP_PLATFORM("mmp-pcm-audio")));
     89
     90static struct snd_soc_dai_link ttc_pm860x_hifi_dai[] = {
     91{
     92	 .name = "88pm860x i2s",
     93	 .stream_name = "audio playback",
     94	 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
     95			SND_SOC_DAIFMT_CBM_CFM,
     96	 .init = ttc_pm860x_init,
     97	 SND_SOC_DAILINK_REG(i2s),
     98},
     99};
    100
    101/* ttc/td audio machine driver */
    102static struct snd_soc_card ttc_dkb_card = {
    103	.name = "ttc-dkb-hifi",
    104	.owner = THIS_MODULE,
    105	.dai_link = ttc_pm860x_hifi_dai,
    106	.num_links = ARRAY_SIZE(ttc_pm860x_hifi_dai),
    107
    108	.dapm_widgets = ttc_dapm_widgets,
    109	.num_dapm_widgets = ARRAY_SIZE(ttc_dapm_widgets),
    110	.dapm_routes = ttc_audio_map,
    111	.num_dapm_routes = ARRAY_SIZE(ttc_audio_map),
    112};
    113
    114static int ttc_dkb_probe(struct platform_device *pdev)
    115{
    116	struct snd_soc_card *card = &ttc_dkb_card;
    117	int ret;
    118
    119	card->dev = &pdev->dev;
    120
    121	ret = devm_snd_soc_register_card(&pdev->dev, card);
    122	if (ret)
    123		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
    124			ret);
    125
    126	return ret;
    127}
    128
    129static struct platform_driver ttc_dkb_driver = {
    130	.driver		= {
    131		.name	= "ttc-dkb-audio",
    132		.pm     = &snd_soc_pm_ops,
    133	},
    134	.probe		= ttc_dkb_probe,
    135};
    136
    137module_platform_driver(ttc_dkb_driver);
    138
    139/* Module information */
    140MODULE_AUTHOR("Qiao Zhou, <zhouqiao@marvell.com>");
    141MODULE_DESCRIPTION("ALSA SoC TTC DKB");
    142MODULE_LICENSE("GPL");
    143MODULE_ALIAS("platform:ttc-dkb-audio");