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author | Vijendar Mukunda <Vijendar.Mukunda@amd.com> | 2020-05-19 01:17:03 +0800 |
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committer | Mark Brown <broonie@kernel.org> | 2020-05-19 13:45:36 +0100 |
commit | 7ca448a518cf40e161051f0fb69f550a1a636324 (patch) | |
tree | 5843ba41e6a3f32174bccd63e9d98a50b52c2462 | |
parent | b208c3bc33542ab5a689f9b7a5f6ffc1a3da2944 (diff) | |
download | linux-7ca448a518cf40e161051f0fb69f550a1a636324.tar.gz linux-7ca448a518cf40e161051f0fb69f550a1a636324.tar.bz2 linux-7ca448a518cf40e161051f0fb69f550a1a636324.zip |
ASoC: amd: RN machine driver using dmic
This patch adds Renoir Machine driver for dmic support.
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200518171704.24999-14-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | sound/soc/amd/renoir/acp3x-rn.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/sound/soc/amd/renoir/acp3x-rn.c b/sound/soc/amd/renoir/acp3x-rn.c new file mode 100644 index 000000000000..306134b89a82 --- /dev/null +++ b/sound/soc/amd/renoir/acp3x-rn.c @@ -0,0 +1,77 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// Machine driver for AMD Renoir platform using DMIC +// +//Copyright 2020 Advanced Micro Devices, Inc. + +#include <sound/soc.h> +#include <sound/soc-dapm.h> +#include <linux/module.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <linux/io.h> + +#include "rn_acp3x.h" + +#define DRV_NAME "acp_pdm_mach" + +SND_SOC_DAILINK_DEF(acp_pdm, + DAILINK_COMP_ARRAY(COMP_CPU("acp_rn_pdm_dma.0"))); + +SND_SOC_DAILINK_DEF(dmic_codec, + DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec.0", + "dmic-hifi"))); + +SND_SOC_DAILINK_DEF(platform, + DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_rn_pdm_dma.0"))); + +static struct snd_soc_dai_link acp_dai_pdm[] = { + { + .name = "acp3x-dmic-capture", + .stream_name = "DMIC capture", + .capture_only = 1, + SND_SOC_DAILINK_REG(acp_pdm, dmic_codec, platform), + }, +}; + +static struct snd_soc_card acp_card = { + .name = "acp", + .owner = THIS_MODULE, + .dai_link = acp_dai_pdm, + .num_links = 1, +}; + +static int acp_probe(struct platform_device *pdev) +{ + int ret; + struct acp_pdm *machine = NULL; + struct snd_soc_card *card; + + card = &acp_card; + acp_card.dev = &pdev->dev; + + platform_set_drvdata(pdev, card); + snd_soc_card_set_drvdata(card, machine); + ret = devm_snd_soc_register_card(&pdev->dev, card); + if (ret) { + dev_err(&pdev->dev, + "snd_soc_register_card(%s) failed: %d\n", + acp_card.name, ret); + return ret; + } + return 0; +} + +static struct platform_driver acp_mach_driver = { + .driver = { + .name = "acp_pdm_mach", + .pm = &snd_soc_pm_ops, + }, + .probe = acp_probe, +}; + +module_platform_driver(acp_mach_driver); + +MODULE_AUTHOR("Vijendar.Mukunda@amd.com"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:" DRV_NAME); |