diff options
Diffstat (limited to 'sound/soc/mediatek/mt6797/mt6797-mt6351.c')
| -rw-r--r-- | sound/soc/mediatek/mt6797/mt6797-mt6351.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/sound/soc/mediatek/mt6797/mt6797-mt6351.c b/sound/soc/mediatek/mt6797/mt6797-mt6351.c new file mode 100644 index 0000000000000..b1558c57b9ca7 --- /dev/null +++ b/sound/soc/mediatek/mt6797/mt6797-mt6351.c @@ -0,0 +1,223 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// mt6797-mt6351.c -- MT6797 MT6351 ALSA SoC machine driver +// +// Copyright (c) 2018 MediaTek Inc. +// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com> + +#include <linux/module.h> +#include <sound/soc.h> + +#include "mt6797-afe-common.h" + +static struct snd_soc_dai_link mt6797_mt6351_dai_links[] = { + /* FE */ + { + .name = "Playback_1", + .stream_name = "Playback_1", + .cpu_dai_name = "DL1", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_playback = 1, + }, + { + .name = "Playback_2", + .stream_name = "Playback_2", + .cpu_dai_name = "DL2", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_playback = 1, + }, + { + .name = "Playback_3", + .stream_name = "Playback_3", + .cpu_dai_name = "DL3", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_playback = 1, + }, + { + .name = "Capture_1", + .stream_name = "Capture_1", + .cpu_dai_name = "UL1", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_capture = 1, + }, + { + .name = "Capture_2", + .stream_name = "Capture_2", + .cpu_dai_name = "UL2", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_capture = 1, + }, + { + .name = "Capture_3", + .stream_name = "Capture_3", + .cpu_dai_name = "UL3", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_capture = 1, + }, + { + .name = "Capture_Mono_1", + .stream_name = "Capture_Mono_1", + .cpu_dai_name = "UL_MONO_1", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_capture = 1, + }, + { + .name = "Hostless_LPBK", + .stream_name = "Hostless_LPBK", + .cpu_dai_name = "Hostless LPBK DAI", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + .ignore_suspend = 1, + }, + { + .name = "Hostless_Speech", + .stream_name = "Hostless_Speech", + .cpu_dai_name = "Hostless Speech DAI", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .trigger = {SND_SOC_DPCM_TRIGGER_PRE, + SND_SOC_DPCM_TRIGGER_PRE}, + .dynamic = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + .ignore_suspend = 1, + }, + /* BE */ + { + .name = "Primary Codec", + .cpu_dai_name = "ADDA", + .codec_dai_name = "mt6351-snd-codec-aif1", + .no_pcm = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + .ignore_suspend = 1, + }, + { + .name = "PCM 1", + .cpu_dai_name = "PCM 1", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .no_pcm = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + .ignore_suspend = 1, + }, + { + .name = "PCM 2", + .cpu_dai_name = "PCM 2", + .codec_name = "snd-soc-dummy", + .codec_dai_name = "snd-soc-dummy-dai", + .no_pcm = 1, + .dpcm_playback = 1, + .dpcm_capture = 1, + .ignore_suspend = 1, + }, +}; + +static struct snd_soc_card mt6797_mt6351_card = { + .name = "mt6797-mt6351", + .owner = THIS_MODULE, + .dai_link = mt6797_mt6351_dai_links, + .num_links = ARRAY_SIZE(mt6797_mt6351_dai_links), +}; + +static int mt6797_mt6351_dev_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card = &mt6797_mt6351_card; + struct device_node *platform_node, *codec_node; + int ret, i; + + card->dev = &pdev->dev; + + platform_node = of_parse_phandle(pdev->dev.of_node, + "mediatek,platform", 0); + if (!platform_node) { + dev_err(&pdev->dev, "Property 'platform' missing or invalid\n"); + return -EINVAL; + } + for (i = 0; i < card->num_links; i++) { + if (mt6797_mt6351_dai_links[i].platform_name) + continue; + mt6797_mt6351_dai_links[i].platform_of_node = platform_node; + } + + codec_node = of_parse_phandle(pdev->dev.of_node, + "mediatek,audio-codec", 0); + if (!codec_node) { + dev_err(&pdev->dev, + "Property 'audio-codec' missing or invalid\n"); + return -EINVAL; + } + for (i = 0; i < card->num_links; i++) { + if (mt6797_mt6351_dai_links[i].codec_name) + continue; + mt6797_mt6351_dai_links[i].codec_of_node = codec_node; + } + + ret = devm_snd_soc_register_card(&pdev->dev, card); + if (ret) + dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", + __func__, ret); + + return ret; +} + +#ifdef CONFIG_OF +static const struct of_device_id mt6797_mt6351_dt_match[] = { + {.compatible = "mediatek,mt6797-mt6351-sound",}, + {} +}; +#endif + +static struct platform_driver mt6797_mt6351_driver = { + .driver = { + .name = "mt6797-mt6351", + .owner = THIS_MODULE, +#ifdef CONFIG_OF + .of_match_table = mt6797_mt6351_dt_match, +#endif + }, + .probe = mt6797_mt6351_dev_probe, +}; + +module_platform_driver(mt6797_mt6351_driver); + +/* Module information */ +MODULE_DESCRIPTION("MT6797 MT6351 ALSA SoC machine driver"); +MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("mt6797 mt6351 soc card"); + |