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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mt8173-rt5650-rt5514.c (7170B)


      1// SPDX-License-Identifier: GPL-2.0
      2/*
      3 * mt8173-rt5650-rt5514.c  --  MT8173 machine driver with RT5650/5514 codecs
      4 *
      5 * Copyright (c) 2016 MediaTek Inc.
      6 * Author: Koro Chen <koro.chen@mediatek.com>
      7 */
      8
      9#include <linux/module.h>
     10#include <linux/gpio.h>
     11#include <linux/of_gpio.h>
     12#include <sound/soc.h>
     13#include <sound/jack.h>
     14#include "../../codecs/rt5645.h"
     15
     16#define MCLK_FOR_CODECS		12288000
     17
     18static const struct snd_soc_dapm_widget mt8173_rt5650_rt5514_widgets[] = {
     19	SND_SOC_DAPM_SPK("Speaker", NULL),
     20	SND_SOC_DAPM_MIC("Int Mic", NULL),
     21	SND_SOC_DAPM_HP("Headphone", NULL),
     22	SND_SOC_DAPM_MIC("Headset Mic", NULL),
     23};
     24
     25static const struct snd_soc_dapm_route mt8173_rt5650_rt5514_routes[] = {
     26	{"Speaker", NULL, "SPOL"},
     27	{"Speaker", NULL, "SPOR"},
     28	{"Sub DMIC1L", NULL, "Int Mic"},
     29	{"Sub DMIC1R", NULL, "Int Mic"},
     30	{"Headphone", NULL, "HPOL"},
     31	{"Headphone", NULL, "HPOR"},
     32	{"IN1P", NULL, "Headset Mic"},
     33	{"IN1N", NULL, "Headset Mic"},
     34};
     35
     36static const struct snd_kcontrol_new mt8173_rt5650_rt5514_controls[] = {
     37	SOC_DAPM_PIN_SWITCH("Speaker"),
     38	SOC_DAPM_PIN_SWITCH("Int Mic"),
     39	SOC_DAPM_PIN_SWITCH("Headphone"),
     40	SOC_DAPM_PIN_SWITCH("Headset Mic"),
     41};
     42
     43static int mt8173_rt5650_rt5514_hw_params(struct snd_pcm_substream *substream,
     44					  struct snd_pcm_hw_params *params)
     45{
     46	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
     47	struct snd_soc_dai *codec_dai;
     48	int i, ret;
     49
     50	for_each_rtd_codec_dais(rtd, i, codec_dai) {
     51		/* pll from mclk 12.288M */
     52		ret = snd_soc_dai_set_pll(codec_dai, 0, 0, MCLK_FOR_CODECS,
     53					  params_rate(params) * 512);
     54		if (ret)
     55			return ret;
     56
     57		/* sysclk from pll */
     58		ret = snd_soc_dai_set_sysclk(codec_dai, 1,
     59					     params_rate(params) * 512,
     60					     SND_SOC_CLOCK_IN);
     61		if (ret)
     62			return ret;
     63	}
     64	return 0;
     65}
     66
     67static const struct snd_soc_ops mt8173_rt5650_rt5514_ops = {
     68	.hw_params = mt8173_rt5650_rt5514_hw_params,
     69};
     70
     71static struct snd_soc_jack mt8173_rt5650_rt5514_jack;
     72
     73static int mt8173_rt5650_rt5514_init(struct snd_soc_pcm_runtime *runtime)
     74{
     75	struct snd_soc_card *card = runtime->card;
     76	struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
     77	int ret;
     78
     79	rt5645_sel_asrc_clk_src(component,
     80				RT5645_DA_STEREO_FILTER |
     81				RT5645_AD_STEREO_FILTER,
     82				RT5645_CLK_SEL_I2S1_ASRC);
     83
     84	/* enable jack detection */
     85	ret = snd_soc_card_jack_new(card, "Headset Jack",
     86				    SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |
     87				    SND_JACK_BTN_0 | SND_JACK_BTN_1 |
     88				    SND_JACK_BTN_2 | SND_JACK_BTN_3,
     89				    &mt8173_rt5650_rt5514_jack);
     90	if (ret) {
     91		dev_err(card->dev, "Can't new Headset Jack %d\n", ret);
     92		return ret;
     93	}
     94
     95	return rt5645_set_jack_detect(component,
     96				      &mt8173_rt5650_rt5514_jack,
     97				      &mt8173_rt5650_rt5514_jack,
     98				      &mt8173_rt5650_rt5514_jack);
     99}
    100
    101enum {
    102	DAI_LINK_PLAYBACK,
    103	DAI_LINK_CAPTURE,
    104	DAI_LINK_CODEC_I2S,
    105};
    106
    107SND_SOC_DAILINK_DEFS(playback,
    108	DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
    109	DAILINK_COMP_ARRAY(COMP_DUMMY()),
    110	DAILINK_COMP_ARRAY(COMP_EMPTY()));
    111
    112SND_SOC_DAILINK_DEFS(capture,
    113	DAILINK_COMP_ARRAY(COMP_CPU("VUL")),
    114	DAILINK_COMP_ARRAY(COMP_DUMMY()),
    115	DAILINK_COMP_ARRAY(COMP_EMPTY()));
    116
    117SND_SOC_DAILINK_DEFS(codec,
    118	DAILINK_COMP_ARRAY(COMP_CPU("I2S")),
    119	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5645-aif1"),
    120			   COMP_CODEC(NULL, "rt5514-aif1")),
    121	DAILINK_COMP_ARRAY(COMP_EMPTY()));
    122
    123/* Digital audio interface glue - connects codec <---> CPU */
    124static struct snd_soc_dai_link mt8173_rt5650_rt5514_dais[] = {
    125	/* Front End DAI links */
    126	[DAI_LINK_PLAYBACK] = {
    127		.name = "rt5650_rt5514 Playback",
    128		.stream_name = "rt5650_rt5514 Playback",
    129		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
    130		.dynamic = 1,
    131		.dpcm_playback = 1,
    132		SND_SOC_DAILINK_REG(playback),
    133	},
    134	[DAI_LINK_CAPTURE] = {
    135		.name = "rt5650_rt5514 Capture",
    136		.stream_name = "rt5650_rt5514 Capture",
    137		.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
    138		.dynamic = 1,
    139		.dpcm_capture = 1,
    140		SND_SOC_DAILINK_REG(capture),
    141	},
    142	/* Back End DAI links */
    143	[DAI_LINK_CODEC_I2S] = {
    144		.name = "Codec",
    145		.no_pcm = 1,
    146		.init = mt8173_rt5650_rt5514_init,
    147		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
    148			   SND_SOC_DAIFMT_CBS_CFS,
    149		.ops = &mt8173_rt5650_rt5514_ops,
    150		.ignore_pmdown_time = 1,
    151		.dpcm_playback = 1,
    152		.dpcm_capture = 1,
    153		SND_SOC_DAILINK_REG(codec),
    154	},
    155};
    156
    157static struct snd_soc_codec_conf mt8173_rt5650_rt5514_codec_conf[] = {
    158	{
    159		.name_prefix = "Sub",
    160	},
    161};
    162
    163static struct snd_soc_card mt8173_rt5650_rt5514_card = {
    164	.name = "mtk-rt5650-rt5514",
    165	.owner = THIS_MODULE,
    166	.dai_link = mt8173_rt5650_rt5514_dais,
    167	.num_links = ARRAY_SIZE(mt8173_rt5650_rt5514_dais),
    168	.codec_conf = mt8173_rt5650_rt5514_codec_conf,
    169	.num_configs = ARRAY_SIZE(mt8173_rt5650_rt5514_codec_conf),
    170	.controls = mt8173_rt5650_rt5514_controls,
    171	.num_controls = ARRAY_SIZE(mt8173_rt5650_rt5514_controls),
    172	.dapm_widgets = mt8173_rt5650_rt5514_widgets,
    173	.num_dapm_widgets = ARRAY_SIZE(mt8173_rt5650_rt5514_widgets),
    174	.dapm_routes = mt8173_rt5650_rt5514_routes,
    175	.num_dapm_routes = ARRAY_SIZE(mt8173_rt5650_rt5514_routes),
    176};
    177
    178static int mt8173_rt5650_rt5514_dev_probe(struct platform_device *pdev)
    179{
    180	struct snd_soc_card *card = &mt8173_rt5650_rt5514_card;
    181	struct device_node *platform_node;
    182	struct snd_soc_dai_link *dai_link;
    183	int i, ret;
    184
    185	platform_node = of_parse_phandle(pdev->dev.of_node,
    186					 "mediatek,platform", 0);
    187	if (!platform_node) {
    188		dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
    189		return -EINVAL;
    190	}
    191
    192	for_each_card_prelinks(card, i, dai_link) {
    193		if (dai_link->platforms->name)
    194			continue;
    195		dai_link->platforms->of_node = platform_node;
    196	}
    197
    198	mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node =
    199		of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 0);
    200	if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[0].of_node) {
    201		dev_err(&pdev->dev,
    202			"Property 'audio-codec' missing or invalid\n");
    203		return -EINVAL;
    204	}
    205	mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node =
    206		of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 1);
    207	if (!mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node) {
    208		dev_err(&pdev->dev,
    209			"Property 'audio-codec' missing or invalid\n");
    210		return -EINVAL;
    211	}
    212	mt8173_rt5650_rt5514_codec_conf[0].dlc.of_node =
    213		mt8173_rt5650_rt5514_dais[DAI_LINK_CODEC_I2S].codecs[1].of_node;
    214
    215	card->dev = &pdev->dev;
    216
    217	ret = devm_snd_soc_register_card(&pdev->dev, card);
    218
    219	of_node_put(platform_node);
    220	return ret;
    221}
    222
    223static const struct of_device_id mt8173_rt5650_rt5514_dt_match[] = {
    224	{ .compatible = "mediatek,mt8173-rt5650-rt5514", },
    225	{ }
    226};
    227MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5514_dt_match);
    228
    229static struct platform_driver mt8173_rt5650_rt5514_driver = {
    230	.driver = {
    231		   .name = "mtk-rt5650-rt5514",
    232		   .of_match_table = mt8173_rt5650_rt5514_dt_match,
    233		   .pm = &snd_soc_pm_ops,
    234	},
    235	.probe = mt8173_rt5650_rt5514_dev_probe,
    236};
    237
    238module_platform_driver(mt8173_rt5650_rt5514_driver);
    239
    240/* Module information */
    241MODULE_DESCRIPTION("MT8173 RT5650 and RT5514 SoC machine driver");
    242MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>");
    243MODULE_LICENSE("GPL v2");
    244MODULE_ALIAS("platform:mtk-rt5650-rt5514");
    245