From: Akshu Agrawal akshu.agrawal@amd.com
The driver is used for AMD board using rt5650 codec.
Signed-off-by: Akshu Agrawal akshu.agrawal@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com ---
V2: Change ACPI ID to AMDI1002
sound/soc/amd/Kconfig | 7 ++ sound/soc/amd/Makefile | 2 + sound/soc/amd/acp-rt5645.c | 210 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 219 insertions(+) create mode 100644 sound/soc/amd/acp-rt5645.c
diff --git a/sound/soc/amd/Kconfig b/sound/soc/amd/Kconfig index 78187eb..eb0ae60 100644 --- a/sound/soc/amd/Kconfig +++ b/sound/soc/amd/Kconfig @@ -2,3 +2,10 @@ config SND_SOC_AMD_ACP tristate "AMD Audio Coprocessor support" help This option enables ACP DMA support on AMD platform. +config SND_SOC_AMD_CZ_RT5645_MACH + tristate "AMD CZ support for RT5645" + select SND_SOC_RT5645 + select SND_SOC_AMD_ACP + depends on I2C_DESIGNWARE_PLATFORM + help + This option enables machine driver for rt5645. diff --git a/sound/soc/amd/Makefile b/sound/soc/amd/Makefile index 1a66ec0..eed64ff 100644 --- a/sound/soc/amd/Makefile +++ b/sound/soc/amd/Makefile @@ -1,3 +1,5 @@ snd-soc-acp-pcm-objs := acp-pcm-dma.o +snd-soc-acp-rt5645-mach-objs := acp-rt5645.o
obj-$(CONFIG_SND_SOC_AMD_ACP) += snd-soc-acp-pcm.o +obj-$(CONFIG_SND_SOC_AMD_CZ_RT5645_MACH) += snd-soc-acp-rt5645-mach.o diff --git a/sound/soc/amd/acp-rt5645.c b/sound/soc/amd/acp-rt5645.c new file mode 100644 index 0000000..a17dbea --- /dev/null +++ b/sound/soc/amd/acp-rt5645.c @@ -0,0 +1,210 @@ +/* + * Machine driver for AMD ACP Audio engine using Realtek RT5645 codec + * + * Copyright 2017 Advanced Micro Devices, Inc. + * + * This file is modified from rt288 machine driver + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * + */ + +#include <sound/core.h> +#include <sound/soc.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc-dapm.h> +#include <sound/jack.h> +#include <linux/gpio.h> +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/acpi.h> + +#include "../codecs/rt5645.h" + +#define CZ_PLAT_CLK 24000000 + +static struct snd_soc_jack cz_jack; + +static int cz_aif1_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + int ret = 0; + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *codec_dai = rtd->codec_dai; + + ret = snd_soc_dai_set_pll(codec_dai, 0, RT5645_PLL1_S_MCLK, + CZ_PLAT_CLK, params_rate(params) * 512); + if (ret < 0) { + dev_err(rtd->dev, "can't set codec pll: %d\n", ret); + return ret; + } + + ret = snd_soc_dai_set_sysclk(codec_dai, RT5645_SCLK_S_PLL1, + params_rate(params) * 512, SND_SOC_CLOCK_OUT); + if (ret < 0) { + dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret); + return ret; + } + + return ret; +} + +static int cz_init(struct snd_soc_pcm_runtime *rtd) +{ + int ret; + struct snd_soc_card *card; + struct snd_soc_codec *codec; + + codec = rtd->codec; + card = rtd->card; + + ret = snd_soc_card_jack_new(card, "Headset Jack", + SND_JACK_HEADPHONE | SND_JACK_MICROPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3, + &cz_jack, NULL, 0); + if (ret) { + dev_err(card->dev, "HP jack creation failed %d\n", ret); + return ret; + } + + rt5645_set_jack_detect(codec, &cz_jack, &cz_jack, &cz_jack); + + return 0; +} + +static struct snd_soc_ops cz_aif1_ops = { + .hw_params = cz_aif1_hw_params, +}; + +static struct snd_soc_dai_link cz_dai_rt5650[] = { + { + .name = "amd-rt5645-play", + .stream_name = "RT5645_AIF1", + .platform_name = "acp_audio_dma.0.auto", + .cpu_dai_name = "designware-i2s.1.auto", + .codec_dai_name = "rt5645-aif1", + .codec_name = "i2c-10EC5650:00", + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF + | SND_SOC_DAIFMT_CBM_CFM, + .init = cz_init, + .ops = &cz_aif1_ops, + }, + { + .name = "amd-rt5645-cap", + .stream_name = "RT5645_AIF1", + .platform_name = "acp_audio_dma.0.auto", + .cpu_dai_name = "designware-i2s.2.auto", + .codec_dai_name = "rt5645-aif1", + .codec_name = "i2c-10EC5650:00", + .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF + | SND_SOC_DAIFMT_CBM_CFM, + .init = cz_init, + .ops = &cz_aif1_ops, + }, +}; + +static const struct snd_soc_dapm_widget cz_widgets[] = { + SND_SOC_DAPM_HP("Headphones", NULL), + SND_SOC_DAPM_SPK("Speakers", NULL), + SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_MIC("Int Mic", NULL), +}; + +static const struct snd_soc_dapm_route cz_audio_route[] = { + {"Headphones", NULL, "HPOL"}, + {"Headphones", NULL, "HPOR"}, + {"RECMIXL", NULL, "Headset Mic"}, + {"RECMIXR", NULL, "Headset Mic"}, + {"Speakers", NULL, "SPOL"}, + {"Speakers", NULL, "SPOR"}, + {"DMIC L2", NULL, "Int Mic"}, + {"DMIC R2", NULL, "Int Mic"}, +}; + +static const struct snd_kcontrol_new cz_mc_controls[] = { + SOC_DAPM_PIN_SWITCH("Headphones"), + SOC_DAPM_PIN_SWITCH("Speakers"), + SOC_DAPM_PIN_SWITCH("Headset Mic"), + SOC_DAPM_PIN_SWITCH("Int Mic"), +}; + +static struct snd_soc_card cz_card = { + .name = "acprt5650", + .owner = THIS_MODULE, + .dai_link = cz_dai_rt5650, + .num_links = ARRAY_SIZE(cz_dai_rt5650), + .dapm_widgets = cz_widgets, + .num_dapm_widgets = ARRAY_SIZE(cz_widgets), + .dapm_routes = cz_audio_route, + .num_dapm_routes = ARRAY_SIZE(cz_audio_route), + .controls = cz_mc_controls, + .num_controls = ARRAY_SIZE(cz_mc_controls), +}; + +static int cz_probe(struct platform_device *pdev) +{ + int ret; + struct snd_soc_card *card; + + card = &cz_card; + cz_card.dev = &pdev->dev; + platform_set_drvdata(pdev, card); + ret = snd_soc_register_card(card); + if (ret) { + dev_err(&pdev->dev, + "snd_soc_register_card(%s) failed: %d\n", + cz_card.name, ret); + return ret; + } + return 0; +} + +static int cz_remove(struct platform_device *pdev) +{ + struct snd_soc_card *card; + + card = platform_get_drvdata(pdev); + snd_soc_unregister_card(card); + + return 0; +} + +static const struct acpi_device_id cz_audio_acpi_match[] = { + { "AMDI1002", 0 }, + {}, +}; + +static struct platform_driver cz_pcm_driver = { + .driver = { + .name = "cz-rt5645", + .acpi_match_table = ACPI_PTR(cz_audio_acpi_match), + .pm = &snd_soc_pm_ops, + }, + .probe = cz_probe, + .remove = cz_remove, +}; + +module_platform_driver(cz_pcm_driver); + +MODULE_AUTHOR("akshu.agrawal@amd.com"); +MODULE_DESCRIPTION("cz-rt5645 audio support"); +MODULE_LICENSE("GPL v2");