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206 lines
5.7 KiB
206 lines
5.7 KiB
/* |
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* Machine driver for AMD ACP Audio engine using Realtek RT5645 codec |
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* |
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* Copyright 2017 Advanced Micro Devices, Inc. |
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* |
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* This file is modified from rt288 machine driver |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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* OTHER DEALINGS IN THE SOFTWARE. |
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* |
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* |
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*/ |
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#include <sound/core.h> |
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#include <sound/soc.h> |
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#include <sound/pcm.h> |
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#include <sound/pcm_params.h> |
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#include <sound/soc-dapm.h> |
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#include <sound/jack.h> |
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#include <linux/gpio.h> |
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#include <linux/module.h> |
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#include <linux/i2c.h> |
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#include <linux/acpi.h> |
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#include "../codecs/rt5645.h" |
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#define CZ_PLAT_CLK 24000000 |
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static struct snd_soc_jack cz_jack; |
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static int cz_aif1_hw_params(struct snd_pcm_substream *substream, |
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struct snd_pcm_hw_params *params) |
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{ |
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int ret = 0; |
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); |
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ret = snd_soc_dai_set_pll(codec_dai, 0, RT5645_PLL1_S_MCLK, |
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CZ_PLAT_CLK, params_rate(params) * 512); |
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if (ret < 0) { |
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dev_err(rtd->dev, "can't set codec pll: %d\n", ret); |
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return ret; |
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} |
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ret = snd_soc_dai_set_sysclk(codec_dai, RT5645_SCLK_S_PLL1, |
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params_rate(params) * 512, SND_SOC_CLOCK_OUT); |
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if (ret < 0) { |
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dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); |
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return ret; |
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} |
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return ret; |
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} |
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static int cz_init(struct snd_soc_pcm_runtime *rtd) |
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{ |
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int ret; |
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struct snd_soc_card *card; |
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struct snd_soc_component *codec; |
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codec = asoc_rtd_to_codec(rtd, 0)->component; |
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card = rtd->card; |
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ret = snd_soc_card_jack_new(card, "Headset Jack", |
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SND_JACK_HEADPHONE | SND_JACK_MICROPHONE | |
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SND_JACK_BTN_0 | SND_JACK_BTN_1 | |
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SND_JACK_BTN_2 | SND_JACK_BTN_3, |
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&cz_jack, NULL, 0); |
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if (ret) { |
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dev_err(card->dev, "HP jack creation failed %d\n", ret); |
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return ret; |
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} |
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rt5645_set_jack_detect(codec, &cz_jack, &cz_jack, &cz_jack); |
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return 0; |
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} |
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static struct snd_soc_ops cz_aif1_ops = { |
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.hw_params = cz_aif1_hw_params, |
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}; |
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SND_SOC_DAILINK_DEF(designware1, |
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DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.1.auto"))); |
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SND_SOC_DAILINK_DEF(designware2, |
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DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.2.auto"))); |
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SND_SOC_DAILINK_DEF(codec, |
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DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5650:00", "rt5645-aif1"))); |
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SND_SOC_DAILINK_DEF(platform, |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_audio_dma.0.auto"))); |
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static struct snd_soc_dai_link cz_dai_rt5650[] = { |
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{ |
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.name = "amd-rt5645-play", |
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.stream_name = "RT5645_AIF1", |
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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| SND_SOC_DAIFMT_CBM_CFM, |
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.init = cz_init, |
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.ops = &cz_aif1_ops, |
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SND_SOC_DAILINK_REG(designware1, codec, platform), |
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}, |
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{ |
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.name = "amd-rt5645-cap", |
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.stream_name = "RT5645_AIF1", |
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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| SND_SOC_DAIFMT_CBM_CFM, |
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.ops = &cz_aif1_ops, |
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SND_SOC_DAILINK_REG(designware2, codec, platform), |
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}, |
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}; |
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static const struct snd_soc_dapm_widget cz_widgets[] = { |
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SND_SOC_DAPM_HP("Headphones", NULL), |
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SND_SOC_DAPM_SPK("Speakers", NULL), |
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SND_SOC_DAPM_MIC("Headset Mic", NULL), |
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SND_SOC_DAPM_MIC("Int Mic", NULL), |
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}; |
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static const struct snd_soc_dapm_route cz_audio_route[] = { |
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{"Headphones", NULL, "HPOL"}, |
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{"Headphones", NULL, "HPOR"}, |
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{"RECMIXL", NULL, "Headset Mic"}, |
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{"RECMIXR", NULL, "Headset Mic"}, |
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{"Speakers", NULL, "SPOL"}, |
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{"Speakers", NULL, "SPOR"}, |
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{"DMIC L2", NULL, "Int Mic"}, |
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{"DMIC R2", NULL, "Int Mic"}, |
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}; |
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static const struct snd_kcontrol_new cz_mc_controls[] = { |
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SOC_DAPM_PIN_SWITCH("Headphones"), |
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SOC_DAPM_PIN_SWITCH("Speakers"), |
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SOC_DAPM_PIN_SWITCH("Headset Mic"), |
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SOC_DAPM_PIN_SWITCH("Int Mic"), |
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}; |
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static struct snd_soc_card cz_card = { |
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.name = "acprt5650", |
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.owner = THIS_MODULE, |
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.dai_link = cz_dai_rt5650, |
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.num_links = ARRAY_SIZE(cz_dai_rt5650), |
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.dapm_widgets = cz_widgets, |
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.num_dapm_widgets = ARRAY_SIZE(cz_widgets), |
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.dapm_routes = cz_audio_route, |
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.num_dapm_routes = ARRAY_SIZE(cz_audio_route), |
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.controls = cz_mc_controls, |
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.num_controls = ARRAY_SIZE(cz_mc_controls), |
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}; |
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static int cz_probe(struct platform_device *pdev) |
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{ |
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int ret; |
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struct snd_soc_card *card; |
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card = &cz_card; |
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cz_card.dev = &pdev->dev; |
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platform_set_drvdata(pdev, card); |
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ret = devm_snd_soc_register_card(&pdev->dev, &cz_card); |
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if (ret) { |
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dev_err(&pdev->dev, |
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"devm_snd_soc_register_card(%s) failed: %d\n", |
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cz_card.name, ret); |
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return ret; |
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} |
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return 0; |
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} |
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#ifdef CONFIG_ACPI |
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static const struct acpi_device_id cz_audio_acpi_match[] = { |
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{ "AMDI1002", 0 }, |
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{}, |
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}; |
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MODULE_DEVICE_TABLE(acpi, cz_audio_acpi_match); |
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#endif |
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static struct platform_driver cz_pcm_driver = { |
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.driver = { |
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.name = "cz-rt5645", |
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.acpi_match_table = ACPI_PTR(cz_audio_acpi_match), |
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.pm = &snd_soc_pm_ops, |
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}, |
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.probe = cz_probe, |
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}; |
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module_platform_driver(cz_pcm_driver); |
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MODULE_AUTHOR("[email protected]"); |
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MODULE_DESCRIPTION("cz-rt5645 audio support"); |
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MODULE_LICENSE("GPL v2");
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